1 | /* commands.c |
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2 | * Code for directives |
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3 | * Copyright (C) 1991-2003,2004,2005,2006,2010,2011,2012,2013,2014,2015,2016,2019 Olly Betts |
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4 | * |
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5 | * This program is free software; you can redistribute it and/or modify |
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6 | * it under the terms of the GNU General Public License as published by |
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7 | * the Free Software Foundation; either version 2 of the License, or |
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8 | * (at your option) any later version. |
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9 | * |
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10 | * This program is distributed in the hope that it will be useful, |
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11 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
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12 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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13 | * GNU General Public License for more details. |
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14 | * |
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15 | * You should have received a copy of the GNU General Public License |
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16 | * along with this program; if not, write to the Free Software |
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17 | * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA |
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18 | */ |
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19 | |
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20 | #ifdef HAVE_CONFIG_H |
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21 | #include <config.h> |
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22 | #endif |
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23 | |
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24 | #include <assert.h> |
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25 | #include <limits.h> |
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26 | #include <stddef.h> /* for offsetof */ |
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27 | #include <string.h> |
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28 | |
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29 | #ifdef HAVE_PROJ_H |
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30 | /* Work around broken check in proj.h: |
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31 | * https://github.com/OSGeo/PROJ/issues/1523 |
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32 | */ |
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33 | # ifndef PROJ_H |
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34 | # include <proj.h> |
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35 | # endif |
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36 | #endif |
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37 | #define ACCEPT_USE_OF_DEPRECATED_PROJ_API_H 1 |
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38 | #include <proj_api.h> |
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39 | |
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40 | #include "cavern.h" |
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41 | #include "commands.h" |
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42 | #include "datain.h" |
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43 | #include "date.h" |
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44 | #include "debug.h" |
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45 | #include "filename.h" |
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46 | #include "message.h" |
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47 | #include "netbits.h" |
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48 | #include "netskel.h" |
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49 | #include "out.h" |
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50 | #include "readval.h" |
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51 | #include "str.h" |
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52 | |
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53 | #ifndef HAVE_PROJ_H |
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54 | /*** Extracted from proj.4 projects.h (yuck, but grass also does this): */ |
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55 | struct DERIVS { |
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56 | double x_l, x_p; /* derivatives of x for lambda-phi */ |
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57 | double y_l, y_p; /* derivatives of y for lambda-phi */ |
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58 | }; |
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59 | |
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60 | struct FACTORS { |
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61 | struct DERIVS der; |
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62 | double h, k; /* meridinal, parallel scales */ |
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63 | double omega, thetap; /* angular distortion, theta prime */ |
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64 | double conv; /* convergence */ |
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65 | double s; /* areal scale factor */ |
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66 | double a, b; /* max-min scale error */ |
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67 | int code; /* info as to analytics, see following */ |
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68 | }; |
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69 | |
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70 | int pj_factors(projLP, projPJ *, double, struct FACTORS *); |
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71 | /***/ |
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72 | #endif |
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73 | |
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74 | static projPJ proj_wgs84; |
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75 | |
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76 | static void |
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77 | default_grade(settings *s) |
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78 | { |
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79 | /* Values correspond to those in bcra5.svx */ |
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80 | s->Var[Q_POS] = (real)sqrd(0.05); |
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81 | s->Var[Q_LENGTH] = (real)sqrd(0.05); |
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82 | s->Var[Q_BACKLENGTH] = (real)sqrd(0.05); |
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83 | s->Var[Q_COUNT] = (real)sqrd(0.05); |
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84 | s->Var[Q_DX] = s->Var[Q_DY] = s->Var[Q_DZ] = (real)sqrd(0.05); |
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85 | s->Var[Q_BEARING] = (real)sqrd(rad(0.5)); |
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86 | s->Var[Q_GRADIENT] = (real)sqrd(rad(0.5)); |
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87 | s->Var[Q_BACKBEARING] = (real)sqrd(rad(0.5)); |
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88 | s->Var[Q_BACKGRADIENT] = (real)sqrd(rad(0.5)); |
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89 | /* SD of plumbed legs (0.25 degrees?) */ |
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90 | s->Var[Q_PLUMB] = (real)sqrd(rad(0.25)); |
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91 | /* SD of level legs (0.25 degrees?) */ |
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92 | s->Var[Q_LEVEL] = (real)sqrd(rad(0.25)); |
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93 | s->Var[Q_DEPTH] = (real)sqrd(0.05); |
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94 | } |
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95 | |
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96 | static void |
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97 | default_truncate(settings *s) |
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98 | { |
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99 | s->Truncate = INT_MAX; |
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100 | } |
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101 | |
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102 | static void |
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103 | default_case(settings *s) |
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104 | { |
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105 | s->Case = LOWER; |
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106 | } |
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107 | |
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108 | static reading default_order[] = { Fr, To, Tape, Comp, Clino, End }; |
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109 | |
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110 | static void |
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111 | default_style(settings *s) |
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112 | { |
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113 | s->style = STYLE_NORMAL; |
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114 | s->ordering = default_order; |
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115 | s->dash_for_anon_wall_station = fFalse; |
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116 | } |
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117 | |
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118 | static void |
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119 | default_prefix(settings *s) |
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120 | { |
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121 | s->Prefix = root; |
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122 | } |
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123 | |
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124 | static void |
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125 | default_translate(settings *s) |
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126 | { |
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127 | int i; |
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128 | short *t; |
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129 | if (s->next && s->next->Translate == s->Translate) { |
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130 | t = ((short*)osmalloc(ossizeof(short) * 257)) + 1; |
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131 | memcpy(t - 1, s->Translate - 1, sizeof(short) * 257); |
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132 | s->Translate = t; |
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133 | } |
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134 | /* SVX_ASSERT(EOF==-1);*/ /* important, since we rely on this */ |
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135 | t = s->Translate; |
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136 | memset(t - 1, 0, sizeof(short) * 257); |
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137 | for (i = '0'; i <= '9'; i++) t[i] = SPECIAL_NAMES; |
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138 | for (i = 'A'; i <= 'Z'; i++) t[i] = SPECIAL_NAMES; |
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139 | for (i = 'a'; i <= 'z'; i++) t[i] = SPECIAL_NAMES; |
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140 | |
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141 | t['\t'] |= SPECIAL_BLANK; |
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142 | t[' '] |= SPECIAL_BLANK; |
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143 | t[','] |= SPECIAL_BLANK; |
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144 | t[';'] |= SPECIAL_COMMENT; |
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145 | t['\032'] |= SPECIAL_EOL; /* Ctrl-Z, so olde DOS text files are handled ok */ |
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146 | t[EOF] |= SPECIAL_EOL; |
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147 | t['\n'] |= SPECIAL_EOL; |
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148 | t['\r'] |= SPECIAL_EOL; |
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149 | t['*'] |= SPECIAL_KEYWORD; |
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150 | t['-'] |= SPECIAL_OMIT; |
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151 | t['\\'] |= SPECIAL_ROOT; |
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152 | t['.'] |= SPECIAL_SEPARATOR; |
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153 | t['_'] |= SPECIAL_NAMES; |
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154 | t['-'] |= SPECIAL_NAMES; /* Added in 0.97 prerelease 4 */ |
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155 | t['.'] |= SPECIAL_DECIMAL; |
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156 | t['-'] |= SPECIAL_MINUS; |
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157 | t['+'] |= SPECIAL_PLUS; |
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158 | #if 0 /* FIXME */ |
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159 | t['{'] |= SPECIAL_OPEN; |
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160 | t['}'] |= SPECIAL_CLOSE; |
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161 | #endif |
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162 | } |
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163 | |
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164 | void |
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165 | default_units(settings *s) |
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166 | { |
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167 | int quantity; |
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168 | for (quantity = 0; quantity < Q_MAC; quantity++) { |
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169 | if (TSTBIT(ANG_QMASK, quantity)) |
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170 | s->units[quantity] = (real)(M_PI / 180.0); /* degrees */ |
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171 | else |
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172 | s->units[quantity] = (real)1.0; /* metres */ |
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173 | } |
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174 | s->f_clino_percent = s->f_backclino_percent = fFalse; |
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175 | } |
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176 | |
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177 | void |
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178 | default_calib(settings *s) |
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179 | { |
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180 | int quantity; |
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181 | for (quantity = 0; quantity < Q_MAC; quantity++) { |
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182 | s->z[quantity] = (real)0.0; |
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183 | s->sc[quantity] = (real)1.0; |
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184 | } |
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185 | } |
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186 | |
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187 | static void |
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188 | default_flags(settings *s) |
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189 | { |
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190 | s->flags = 0; |
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191 | } |
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192 | |
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193 | extern void |
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194 | default_all(settings *s) |
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195 | { |
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196 | default_truncate(s); |
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197 | s->infer = 0; |
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198 | default_case(s); |
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199 | default_style(s); |
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200 | default_prefix(s); |
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201 | default_translate(s); |
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202 | default_grade(s); |
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203 | default_units(s); |
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204 | default_calib(s); |
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205 | default_flags(s); |
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206 | } |
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207 | |
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208 | char *buffer = NULL; |
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209 | static int buf_len; |
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210 | |
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211 | static char *ucbuffer = NULL; |
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212 | |
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213 | /* read token */ |
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214 | extern void |
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215 | get_token(void) |
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216 | { |
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217 | skipblanks(); |
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218 | get_token_no_blanks(); |
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219 | } |
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220 | |
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221 | extern void |
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222 | get_token_no_blanks(void) |
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223 | { |
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224 | int i = -1; |
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225 | |
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226 | s_zero(&buffer); |
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227 | osfree(ucbuffer); |
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228 | while (isalpha(ch)) { |
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229 | s_catchar(&buffer, &buf_len, (char)ch); |
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230 | nextch(); |
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231 | } |
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232 | |
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233 | if (!buffer) s_catchar(&buffer, &buf_len, '\0'); |
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234 | |
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235 | ucbuffer = osmalloc(buf_len); |
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236 | do { |
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237 | i++; |
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238 | ucbuffer[i] = toupper(buffer[i]); |
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239 | } while (buffer[i]); |
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240 | #if 0 |
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241 | printf("get_token_no_blanks() got “%s”\n", buffer); |
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242 | #endif |
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243 | } |
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244 | |
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245 | /* read word */ |
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246 | static void |
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247 | get_word(void) |
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248 | { |
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249 | s_zero(&buffer); |
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250 | skipblanks(); |
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251 | while (!isBlank(ch) && !isEol(ch)) { |
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252 | s_catchar(&buffer, &buf_len, (char)ch); |
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253 | nextch(); |
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254 | } |
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255 | |
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256 | if (!buffer) s_catchar(&buffer, &buf_len, '\0'); |
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257 | #if 0 |
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258 | printf("get_word() got “%s”\n", buffer); |
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259 | #endif |
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260 | } |
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261 | |
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262 | /* match_tok() now uses binary chop |
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263 | * tab argument should be alphabetically sorted (ascending) |
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264 | */ |
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265 | extern int |
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266 | match_tok(const sztok *tab, int tab_size) |
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267 | { |
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268 | int a = 0, b = tab_size - 1, c; |
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269 | int r; |
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270 | assert(tab_size > 0); /* catch empty table */ |
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271 | /* printf("[%d,%d]",a,b); */ |
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272 | while (a <= b) { |
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273 | c = (unsigned)(a + b) / 2; |
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274 | /* printf(" %d",c); */ |
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275 | r = strcmp(tab[c].sz, ucbuffer); |
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276 | if (r == 0) return tab[c].tok; /* match */ |
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277 | if (r < 0) |
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278 | a = c + 1; |
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279 | else |
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280 | b = c - 1; |
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281 | } |
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282 | return tab[tab_size].tok; /* no match */ |
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283 | } |
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284 | |
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285 | typedef enum { |
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286 | CMD_NULL = -1, CMD_ALIAS, CMD_BEGIN, CMD_CALIBRATE, CMD_CASE, CMD_COPYRIGHT, |
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287 | CMD_CS, CMD_DATA, CMD_DATE, CMD_DECLINATION, CMD_DEFAULT, CMD_END, |
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288 | CMD_ENTRANCE, CMD_EQUATE, CMD_EXPORT, CMD_FIX, CMD_FLAGS, CMD_INCLUDE, |
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289 | CMD_INFER, CMD_INSTRUMENT, CMD_PREFIX, CMD_REF, CMD_REQUIRE, CMD_SD, |
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290 | CMD_SET, CMD_SOLVE, CMD_TEAM, CMD_TITLE, CMD_TRUNCATE, CMD_UNITS |
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291 | } cmds; |
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292 | |
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293 | static const sztok cmd_tab[] = { |
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294 | {"ALIAS", CMD_ALIAS}, |
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295 | {"BEGIN", CMD_BEGIN}, |
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296 | {"CALIBRATE", CMD_CALIBRATE}, |
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297 | {"CASE", CMD_CASE}, |
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298 | {"COPYRIGHT", CMD_COPYRIGHT}, |
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299 | {"CS", CMD_CS}, |
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300 | {"DATA", CMD_DATA}, |
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301 | {"DATE", CMD_DATE}, |
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302 | {"DECLINATION", CMD_DECLINATION}, |
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303 | #ifndef NO_DEPRECATED |
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304 | {"DEFAULT", CMD_DEFAULT}, |
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305 | #endif |
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306 | {"END", CMD_END}, |
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307 | {"ENTRANCE", CMD_ENTRANCE}, |
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308 | {"EQUATE", CMD_EQUATE}, |
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309 | {"EXPORT", CMD_EXPORT}, |
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310 | {"FIX", CMD_FIX}, |
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311 | {"FLAGS", CMD_FLAGS}, |
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312 | {"INCLUDE", CMD_INCLUDE}, |
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313 | {"INFER", CMD_INFER}, |
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314 | {"INSTRUMENT",CMD_INSTRUMENT}, |
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315 | #ifndef NO_DEPRECATED |
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316 | {"PREFIX", CMD_PREFIX}, |
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317 | #endif |
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318 | {"REF", CMD_REF}, |
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319 | {"REQUIRE", CMD_REQUIRE}, |
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320 | {"SD", CMD_SD}, |
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321 | {"SET", CMD_SET}, |
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322 | {"SOLVE", CMD_SOLVE}, |
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323 | {"TEAM", CMD_TEAM}, |
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324 | {"TITLE", CMD_TITLE}, |
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325 | {"TRUNCATE", CMD_TRUNCATE}, |
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326 | {"UNITS", CMD_UNITS}, |
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327 | {NULL, CMD_NULL} |
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328 | }; |
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329 | |
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330 | /* masks for units which are length and angles respectively */ |
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331 | #define LEN_UMASK (BIT(UNITS_METRES) | BIT(UNITS_FEET) | BIT(UNITS_YARDS)) |
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332 | #define ANG_UMASK (BIT(UNITS_DEGS) | BIT(UNITS_GRADS) | BIT(UNITS_MINUTES)) |
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333 | |
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334 | /* ordering must be the same as the units enum */ |
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335 | const real factor_tab[] = { |
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336 | 1.0, METRES_PER_FOOT, (METRES_PER_FOOT*3.0), |
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337 | (M_PI/180.0), (M_PI/200.0), 0.01, (M_PI/180.0/60.0) |
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338 | }; |
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339 | |
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340 | const int units_to_msgno[] = { |
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341 | /*m*/424, |
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342 | /*ft*/428, |
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343 | -1, /* yards */ |
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344 | /*°*/344, |
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345 | /*ᵍ*/345, |
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346 | /*%*/96, |
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347 | -1 /* minutes */ |
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348 | }; |
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349 | |
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350 | int get_length_units(int quantity) { |
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351 | double factor = pcs->units[quantity]; |
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352 | if (fabs(factor - METRES_PER_FOOT) <= REAL_EPSILON || |
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353 | fabs(factor - METRES_PER_FOOT * 3.0) <= REAL_EPSILON) { |
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354 | return UNITS_FEET; |
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355 | } |
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356 | return UNITS_METRES; |
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357 | } |
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358 | |
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359 | int get_angle_units(int quantity) { |
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360 | double factor = pcs->units[quantity]; |
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361 | if (fabs(factor - M_PI / 200.0) <= REAL_EPSILON) { |
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362 | return UNITS_GRADS; |
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363 | } |
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364 | return UNITS_DEGS; |
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365 | } |
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366 | |
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367 | static int |
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368 | get_units(unsigned long qmask, bool percent_ok) |
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369 | { |
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370 | static const sztok utab[] = { |
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371 | {"DEGREES", UNITS_DEGS }, |
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372 | {"DEGS", UNITS_DEGS }, |
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373 | {"FEET", UNITS_FEET }, |
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374 | {"GRADS", UNITS_GRADS }, |
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375 | {"METERS", UNITS_METRES }, |
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376 | {"METRES", UNITS_METRES }, |
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377 | {"METRIC", UNITS_METRES }, |
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378 | {"MILS", UNITS_DEPRECATED_ALIAS_FOR_GRADS }, |
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379 | {"MINUTES", UNITS_MINUTES }, |
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380 | {"PERCENT", UNITS_PERCENT }, |
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381 | {"PERCENTAGE", UNITS_PERCENT }, |
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382 | {"YARDS", UNITS_YARDS }, |
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383 | {NULL, UNITS_NULL } |
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384 | }; |
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385 | int units; |
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386 | get_token(); |
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387 | units = match_tok(utab, TABSIZE(utab)); |
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388 | if (units == UNITS_NULL) { |
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389 | compile_diagnostic(DIAG_ERR|DIAG_BUF|DIAG_SKIP, /*Unknown units “%s”*/35, buffer); |
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390 | return UNITS_NULL; |
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391 | } |
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392 | /* Survex has long misdefined "mils" as an alias for "grads", of which |
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393 | * there are 400 in a circle. There are several definitions of "mils" |
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394 | * with a circle containing 2000π SI milliradians, 6400 NATO mils, 6000 |
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395 | * Warsaw Pact mils, and 6300 Swedish streck, and they aren't in common |
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396 | * use by cave surveyors, so we now just warn if mils are used. |
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397 | */ |
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398 | if (units == UNITS_DEPRECATED_ALIAS_FOR_GRADS) { |
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399 | compile_diagnostic(DIAG_WARN|DIAG_BUF|DIAG_SKIP, |
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400 | /*Units “%s” are deprecated, assuming “grads” - see manual for details*/479, |
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401 | buffer); |
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402 | units = UNITS_GRADS; |
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403 | } |
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404 | if (units == UNITS_PERCENT && percent_ok && |
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405 | !(qmask & ~(BIT(Q_GRADIENT)|BIT(Q_BACKGRADIENT)))) { |
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406 | return units; |
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407 | } |
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408 | if (((qmask & LEN_QMASK) && !TSTBIT(LEN_UMASK, units)) || |
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409 | ((qmask & ANG_QMASK) && !TSTBIT(ANG_UMASK, units))) { |
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410 | /* TRANSLATORS: Note: In English you talk about the *units* of a single |
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411 | * measurement, but the correct term in other languages may be singular. |
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412 | */ |
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413 | compile_diagnostic(DIAG_ERR|DIAG_BUF|DIAG_SKIP, /*Invalid units “%s” for quantity*/37, buffer); |
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414 | return UNITS_NULL; |
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415 | } |
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416 | return units; |
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417 | } |
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418 | |
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419 | /* returns mask with bit x set to indicate quantity x specified */ |
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420 | static unsigned long |
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421 | get_qlist(unsigned long mask_bad) |
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422 | { |
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423 | static const sztok qtab[] = { |
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424 | {"ALTITUDE", Q_DZ }, |
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425 | {"BACKBEARING", Q_BACKBEARING }, |
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426 | {"BACKCLINO", Q_BACKGRADIENT }, /* alternative name */ |
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427 | {"BACKCOMPASS", Q_BACKBEARING }, /* alternative name */ |
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428 | {"BACKGRADIENT", Q_BACKGRADIENT }, |
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429 | {"BACKLENGTH", Q_BACKLENGTH }, |
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430 | {"BACKTAPE", Q_BACKLENGTH }, /* alternative name */ |
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431 | {"BEARING", Q_BEARING }, |
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432 | {"CEILING", Q_UP }, /* alternative name */ |
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433 | {"CLINO", Q_GRADIENT }, /* alternative name */ |
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434 | {"COMPASS", Q_BEARING }, /* alternative name */ |
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435 | {"COUNT", Q_COUNT }, |
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436 | {"COUNTER", Q_COUNT }, /* alternative name */ |
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437 | {"DECLINATION", Q_DECLINATION }, |
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438 | {"DEFAULT", Q_DEFAULT }, /* not a real quantity... */ |
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439 | {"DEPTH", Q_DEPTH }, |
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440 | {"DOWN", Q_DOWN }, |
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441 | {"DX", Q_DX }, /* alternative name */ |
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442 | {"DY", Q_DY }, /* alternative name */ |
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443 | {"DZ", Q_DZ }, /* alternative name */ |
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444 | {"EASTING", Q_DX }, |
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445 | {"FLOOR", Q_DOWN }, /* alternative name */ |
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446 | {"GRADIENT", Q_GRADIENT }, |
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447 | {"LEFT", Q_LEFT }, |
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448 | {"LENGTH", Q_LENGTH }, |
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449 | {"LEVEL", Q_LEVEL}, |
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450 | {"NORTHING", Q_DY }, |
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451 | {"PLUMB", Q_PLUMB}, |
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452 | {"POSITION", Q_POS }, |
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453 | {"RIGHT", Q_RIGHT }, |
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454 | {"TAPE", Q_LENGTH }, /* alternative name */ |
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455 | {"UP", Q_UP }, |
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456 | {NULL, Q_NULL } |
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457 | }; |
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458 | unsigned long qmask = 0; |
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459 | int tok; |
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460 | filepos fp; |
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461 | |
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462 | while (1) { |
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463 | get_pos(&fp); |
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464 | get_token(); |
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465 | tok = match_tok(qtab, TABSIZE(qtab)); |
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466 | if (tok == Q_DEFAULT && !(mask_bad & BIT(Q_DEFAULT))) { |
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467 | /* Only recognise DEFAULT if it is the first quantity, and then don't |
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468 | * look for any more. */ |
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469 | if (qmask == 0) |
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470 | return BIT(Q_DEFAULT); |
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471 | break; |
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472 | } |
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473 | /* bail out if we reach the table end with no match */ |
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474 | if (tok == Q_NULL) break; |
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475 | qmask |= BIT(tok); |
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476 | if (qmask & mask_bad) { |
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477 | compile_diagnostic(DIAG_ERR|DIAG_BUF|DIAG_SKIP, /*Unknown instrument “%s”*/39, buffer); |
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478 | return 0; |
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479 | } |
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480 | } |
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481 | |
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482 | if (qmask == 0) { |
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483 | /* TRANSLATORS: A "quantity" is something measured like "LENGTH", |
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484 | * "BEARING", "ALTITUDE", etc. */ |
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485 | compile_diagnostic(DIAG_ERR|DIAG_BUF|DIAG_SKIP, /*Unknown quantity “%s”*/34, buffer); |
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486 | } else { |
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487 | set_pos(&fp); |
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488 | } |
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489 | |
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490 | return qmask; |
---|
491 | } |
---|
492 | |
---|
493 | #define SPECIAL_UNKNOWN 0 |
---|
494 | static void |
---|
495 | cmd_set(void) |
---|
496 | { |
---|
497 | static const sztok chartab[] = { |
---|
498 | {"BLANK", SPECIAL_BLANK }, |
---|
499 | /*FIXME {"CLOSE", SPECIAL_CLOSE }, */ |
---|
500 | {"COMMENT", SPECIAL_COMMENT }, |
---|
501 | {"DECIMAL", SPECIAL_DECIMAL }, |
---|
502 | {"EOL", SPECIAL_EOL }, /* EOL won't work well */ |
---|
503 | {"KEYWORD", SPECIAL_KEYWORD }, |
---|
504 | {"MINUS", SPECIAL_MINUS }, |
---|
505 | {"NAMES", SPECIAL_NAMES }, |
---|
506 | {"OMIT", SPECIAL_OMIT }, |
---|
507 | /*FIXME {"OPEN", SPECIAL_OPEN }, */ |
---|
508 | {"PLUS", SPECIAL_PLUS }, |
---|
509 | #ifndef NO_DEPRECATED |
---|
510 | {"ROOT", SPECIAL_ROOT }, |
---|
511 | #endif |
---|
512 | {"SEPARATOR", SPECIAL_SEPARATOR }, |
---|
513 | {NULL, SPECIAL_UNKNOWN } |
---|
514 | }; |
---|
515 | int mask; |
---|
516 | int i; |
---|
517 | |
---|
518 | get_token(); |
---|
519 | mask = match_tok(chartab, TABSIZE(chartab)); |
---|
520 | |
---|
521 | if (mask == SPECIAL_UNKNOWN) { |
---|
522 | compile_diagnostic(DIAG_ERR|DIAG_BUF|DIAG_SKIP, /*Unknown character class “%s”*/42, buffer); |
---|
523 | return; |
---|
524 | } |
---|
525 | |
---|
526 | #ifndef NO_DEPRECATED |
---|
527 | if (mask == SPECIAL_ROOT) { |
---|
528 | if (root_depr_count < 5) { |
---|
529 | /* TRANSLATORS: Use of the ROOT character (which is "\" by default) is |
---|
530 | * deprecated, so this error would be generated by: |
---|
531 | * |
---|
532 | * *equate \foo.7 1 |
---|
533 | * |
---|
534 | * If you're unsure what "deprecated" means, see: |
---|
535 | * https://en.wikipedia.org/wiki/Deprecation */ |
---|
536 | compile_diagnostic(DIAG_WARN|DIAG_BUF, /*ROOT is deprecated*/25); |
---|
537 | if (++root_depr_count == 5) |
---|
538 | /* TRANSLATORS: If you're unsure what "deprecated" means, see: |
---|
539 | * https://en.wikipedia.org/wiki/Deprecation */ |
---|
540 | compile_diagnostic(DIAG_WARN, /*Further uses of this deprecated feature will not be reported*/95); |
---|
541 | } |
---|
542 | } |
---|
543 | #endif |
---|
544 | |
---|
545 | /* if we're currently using an inherited translation table, allocate a new |
---|
546 | * table, and copy old one into it */ |
---|
547 | if (pcs->next && pcs->next->Translate == pcs->Translate) { |
---|
548 | short *p; |
---|
549 | p = ((short*)osmalloc(ossizeof(short) * 257)) + 1; |
---|
550 | memcpy(p - 1, pcs->Translate - 1, sizeof(short) * 257); |
---|
551 | pcs->Translate = p; |
---|
552 | } |
---|
553 | |
---|
554 | skipblanks(); |
---|
555 | |
---|
556 | /* clear this flag for all non-alphanums */ |
---|
557 | for (i = 0; i < 256; i++) |
---|
558 | if (!isalnum(i)) pcs->Translate[i] &= ~mask; |
---|
559 | |
---|
560 | /* now set this flag for all specified chars */ |
---|
561 | while (!isEol(ch)) { |
---|
562 | if (!isalnum(ch)) { |
---|
563 | pcs->Translate[ch] |= mask; |
---|
564 | } else if (tolower(ch) == 'x') { |
---|
565 | int hex; |
---|
566 | filepos fp; |
---|
567 | get_pos(&fp); |
---|
568 | nextch(); |
---|
569 | if (!isxdigit(ch)) { |
---|
570 | set_pos(&fp); |
---|
571 | break; |
---|
572 | } |
---|
573 | hex = isdigit(ch) ? ch - '0' : tolower(ch) - 'a'; |
---|
574 | nextch(); |
---|
575 | if (!isxdigit(ch)) { |
---|
576 | set_pos(&fp); |
---|
577 | break; |
---|
578 | } |
---|
579 | hex = hex << 4 | (isdigit(ch) ? ch - '0' : tolower(ch) - 'a'); |
---|
580 | pcs->Translate[hex] |= mask; |
---|
581 | } else { |
---|
582 | break; |
---|
583 | } |
---|
584 | nextch(); |
---|
585 | } |
---|
586 | } |
---|
587 | |
---|
588 | static void |
---|
589 | check_reentry(prefix *survey, const filepos* fpos_ptr) |
---|
590 | { |
---|
591 | /* Don't try to check "*prefix \" or "*begin \" */ |
---|
592 | if (!survey->up) return; |
---|
593 | if (TSTBIT(survey->sflags, SFLAGS_PREFIX_ENTERED)) { |
---|
594 | static int reenter_depr_count = 0; |
---|
595 | filepos fp_tmp; |
---|
596 | |
---|
597 | if (reenter_depr_count >= 5) |
---|
598 | return; |
---|
599 | |
---|
600 | get_pos(&fp_tmp); |
---|
601 | set_pos(fpos_ptr); |
---|
602 | /* TRANSLATORS: The first of two warnings given when a survey which has |
---|
603 | * already been completed is reentered. This example file crawl.svx: |
---|
604 | * |
---|
605 | * *begin crawl ; <- second warning here |
---|
606 | * 1 2 9.45 234 -01 |
---|
607 | * *end crawl |
---|
608 | * *begin crawl ; <- first warning here |
---|
609 | * 2 3 7.67 223 -03 |
---|
610 | * *end crawl |
---|
611 | * |
---|
612 | * Would lead to: |
---|
613 | * |
---|
614 | * crawl.svx:4: Reentering an existing survey is deprecated |
---|
615 | * crawl.svx:1: Originally entered here |
---|
616 | * |
---|
617 | * If you're unsure what "deprecated" means, see: |
---|
618 | * https://en.wikipedia.org/wiki/Deprecation */ |
---|
619 | compile_diagnostic(DIAG_WARN|DIAG_TOKEN, /*Reentering an existing survey is deprecated*/29); |
---|
620 | set_pos(&fp_tmp); |
---|
621 | /* TRANSLATORS: The second of two warnings given when a survey which has |
---|
622 | * already been completed is reentered. This example file crawl.svx: |
---|
623 | * |
---|
624 | * *begin crawl |
---|
625 | * 1 2 9.45 234 -01 # <- second warning here |
---|
626 | * *end crawl |
---|
627 | * *begin crawl # <- first warning here |
---|
628 | * 2 3 7.67 223 -03 |
---|
629 | * *end crawl |
---|
630 | * |
---|
631 | * Would lead to: |
---|
632 | * |
---|
633 | * crawl.svx:3: Reentering an existing survey is deprecated |
---|
634 | * crawl.svx:1: Originally entered here |
---|
635 | * |
---|
636 | * If you're unsure what "deprecated" means, see: |
---|
637 | * https://en.wikipedia.org/wiki/Deprecation */ |
---|
638 | compile_diagnostic_pfx(DIAG_WARN, survey, /*Originally entered here*/30); |
---|
639 | if (++reenter_depr_count == 5) { |
---|
640 | /* After we've warned about 5 uses of the same deprecated feature, we |
---|
641 | * give up for the rest of the current processing run. |
---|
642 | * |
---|
643 | * If you're unsure what "deprecated" means, see: |
---|
644 | * https://en.wikipedia.org/wiki/Deprecation */ |
---|
645 | compile_diagnostic(DIAG_WARN, /*Further uses of this deprecated feature will not be reported*/95); |
---|
646 | } |
---|
647 | } else { |
---|
648 | survey->sflags |= BIT(SFLAGS_PREFIX_ENTERED); |
---|
649 | survey->filename = file.filename; |
---|
650 | survey->line = file.line; |
---|
651 | } |
---|
652 | } |
---|
653 | |
---|
654 | #ifndef NO_DEPRECATED |
---|
655 | static void |
---|
656 | cmd_prefix(void) |
---|
657 | { |
---|
658 | static int prefix_depr_count = 0; |
---|
659 | prefix *survey; |
---|
660 | filepos fp; |
---|
661 | /* Issue warning first, so "*prefix \" warns first that *prefix is |
---|
662 | * deprecated and then that ROOT is... |
---|
663 | */ |
---|
664 | if (prefix_depr_count < 5) { |
---|
665 | /* TRANSLATORS: If you're unsure what "deprecated" means, see: |
---|
666 | * https://en.wikipedia.org/wiki/Deprecation */ |
---|
667 | compile_diagnostic(DIAG_WARN|DIAG_BUF, /**prefix is deprecated - use *begin and *end instead*/6); |
---|
668 | if (++prefix_depr_count == 5) |
---|
669 | compile_diagnostic(DIAG_WARN, /*Further uses of this deprecated feature will not be reported*/95); |
---|
670 | } |
---|
671 | get_pos(&fp); |
---|
672 | survey = read_prefix(PFX_SURVEY|PFX_ALLOW_ROOT); |
---|
673 | pcs->Prefix = survey; |
---|
674 | check_reentry(survey, &fp); |
---|
675 | } |
---|
676 | #endif |
---|
677 | |
---|
678 | static void |
---|
679 | cmd_alias(void) |
---|
680 | { |
---|
681 | /* Currently only two forms are supported: |
---|
682 | * *alias station - .. |
---|
683 | * *alias station - |
---|
684 | */ |
---|
685 | get_token(); |
---|
686 | if (strcmp(ucbuffer, "STATION") != 0) |
---|
687 | goto bad; |
---|
688 | get_word(); |
---|
689 | if (strcmp(buffer, "-") != 0) |
---|
690 | goto bad; |
---|
691 | get_word(); |
---|
692 | if (*buffer && strcmp(buffer, "..") != 0) |
---|
693 | goto bad; |
---|
694 | pcs->dash_for_anon_wall_station = (*buffer != '\0'); |
---|
695 | return; |
---|
696 | bad: |
---|
697 | compile_diagnostic(DIAG_ERR|DIAG_SKIP, /*Bad *alias command*/397); |
---|
698 | } |
---|
699 | |
---|
700 | static void |
---|
701 | cmd_begin(void) |
---|
702 | { |
---|
703 | settings *pcsNew; |
---|
704 | |
---|
705 | pcsNew = osnew(settings); |
---|
706 | *pcsNew = *pcs; /* copy contents */ |
---|
707 | pcsNew->begin_lineno = file.line; |
---|
708 | pcsNew->next = pcs; |
---|
709 | pcs = pcsNew; |
---|
710 | |
---|
711 | skipblanks(); |
---|
712 | pcs->begin_survey = NULL; |
---|
713 | if (!isEol(ch) && !isComm(ch)) { |
---|
714 | filepos fp; |
---|
715 | prefix *survey; |
---|
716 | get_pos(&fp); |
---|
717 | survey = read_prefix(PFX_SURVEY|PFX_ALLOW_ROOT|PFX_WARN_SEPARATOR); |
---|
718 | pcs->begin_survey = survey; |
---|
719 | pcs->Prefix = survey; |
---|
720 | check_reentry(survey, &fp); |
---|
721 | f_export_ok = fTrue; |
---|
722 | } |
---|
723 | } |
---|
724 | |
---|
725 | extern void |
---|
726 | free_settings(settings *p) { |
---|
727 | /* don't free default ordering or ordering used by parent */ |
---|
728 | const reading *order = p->ordering; |
---|
729 | if (order != default_order && (!p->next || order != p->next->ordering)) |
---|
730 | osfree((reading*)order); |
---|
731 | |
---|
732 | /* free Translate if not used by parent */ |
---|
733 | if (!p->next || p->Translate != p->next->Translate) |
---|
734 | osfree(p->Translate - 1); |
---|
735 | |
---|
736 | /* free meta if not used by parent, or in this block */ |
---|
737 | if (p->meta && (!p->next || p->meta != p->next->meta) && p->meta->ref_count == 0) |
---|
738 | osfree(p->meta); |
---|
739 | |
---|
740 | /* free proj if not used by parent, or as the output projection */ |
---|
741 | if (p->proj && (!p->next || p->proj != p->next->proj) && p->proj != proj_out) |
---|
742 | pj_free(p->proj); |
---|
743 | |
---|
744 | osfree(p); |
---|
745 | } |
---|
746 | |
---|
747 | static void |
---|
748 | cmd_end(void) |
---|
749 | { |
---|
750 | settings *pcsParent; |
---|
751 | prefix *survey, *begin_survey; |
---|
752 | filepos fp; |
---|
753 | |
---|
754 | pcsParent = pcs->next; |
---|
755 | |
---|
756 | if (pcs->begin_lineno == 0) { |
---|
757 | if (pcsParent == NULL) { |
---|
758 | /* more ENDs than BEGINs */ |
---|
759 | compile_diagnostic(DIAG_ERR|DIAG_SKIP, /*No matching BEGIN*/192); |
---|
760 | } else { |
---|
761 | compile_diagnostic(DIAG_ERR|DIAG_SKIP, /*END with no matching BEGIN in this file*/22); |
---|
762 | } |
---|
763 | return; |
---|
764 | } |
---|
765 | |
---|
766 | begin_survey = pcs->begin_survey; |
---|
767 | |
---|
768 | SVX_ASSERT(pcsParent); |
---|
769 | free_settings(pcs); |
---|
770 | pcs = pcsParent; |
---|
771 | |
---|
772 | /* note need to read using root *before* BEGIN */ |
---|
773 | skipblanks(); |
---|
774 | if (isEol(ch) || isComm(ch)) { |
---|
775 | survey = NULL; |
---|
776 | } else { |
---|
777 | get_pos(&fp); |
---|
778 | survey = read_prefix(PFX_SURVEY|PFX_ALLOW_ROOT); |
---|
779 | } |
---|
780 | |
---|
781 | if (survey != begin_survey) { |
---|
782 | if (survey) { |
---|
783 | set_pos(&fp); |
---|
784 | if (!begin_survey) { |
---|
785 | /* TRANSLATORS: Used when a BEGIN command has no survey, but the |
---|
786 | * END command does, e.g.: |
---|
787 | * |
---|
788 | * *begin |
---|
789 | * 1 2 10.00 178 -01 |
---|
790 | * *end entrance <--[Message given here] */ |
---|
791 | compile_diagnostic(DIAG_ERR|DIAG_TOKEN, /*Matching BEGIN command has no survey name*/36); |
---|
792 | } else { |
---|
793 | /* TRANSLATORS: *BEGIN <survey> and *END <survey> should have the |
---|
794 | * same <survey> if it’s given at all */ |
---|
795 | compile_diagnostic(DIAG_ERR|DIAG_TOKEN, /*Survey name doesn’t match BEGIN*/193); |
---|
796 | } |
---|
797 | skipline(); |
---|
798 | } else { |
---|
799 | /* TRANSLATORS: Used when a BEGIN command has a survey name, but the |
---|
800 | * END command omits it, e.g.: |
---|
801 | * |
---|
802 | * *begin entrance |
---|
803 | * 1 2 10.00 178 -01 |
---|
804 | * *end <--[Message given here] */ |
---|
805 | compile_diagnostic(DIAG_WARN|DIAG_COL, /*Survey name omitted from END*/194); |
---|
806 | } |
---|
807 | } |
---|
808 | } |
---|
809 | |
---|
810 | static void |
---|
811 | cmd_entrance(void) |
---|
812 | { |
---|
813 | prefix *pfx = read_prefix(PFX_STATION); |
---|
814 | pfx->sflags |= BIT(SFLAGS_ENTRANCE); |
---|
815 | } |
---|
816 | |
---|
817 | static const prefix * first_fix_name = NULL; |
---|
818 | static const char * first_fix_filename; |
---|
819 | static unsigned first_fix_line; |
---|
820 | |
---|
821 | static void |
---|
822 | cmd_fix(void) |
---|
823 | { |
---|
824 | prefix *fix_name; |
---|
825 | node *stn = NULL; |
---|
826 | static prefix *name_omit_already = NULL; |
---|
827 | static const char * name_omit_already_filename = NULL; |
---|
828 | static unsigned int name_omit_already_line; |
---|
829 | real x, y, z; |
---|
830 | filepos fp; |
---|
831 | |
---|
832 | fix_name = read_prefix(PFX_STATION|PFX_ALLOW_ROOT); |
---|
833 | fix_name->sflags |= BIT(SFLAGS_FIXED); |
---|
834 | |
---|
835 | get_pos(&fp); |
---|
836 | get_token(); |
---|
837 | if (strcmp(ucbuffer, "REFERENCE") == 0) { |
---|
838 | /* suppress "unused fixed point" warnings for this station */ |
---|
839 | fix_name->sflags |= BIT(SFLAGS_USED); |
---|
840 | } else { |
---|
841 | if (*ucbuffer) set_pos(&fp); |
---|
842 | } |
---|
843 | |
---|
844 | x = read_numeric(fTrue); |
---|
845 | if (x == HUGE_REAL) { |
---|
846 | /* If the end of the line isn't blank, read a number after all to |
---|
847 | * get a more helpful error message */ |
---|
848 | if (!isEol(ch) && !isComm(ch)) x = read_numeric(fFalse); |
---|
849 | } |
---|
850 | if (x == HUGE_REAL) { |
---|
851 | if (pcs->proj || proj_out) { |
---|
852 | compile_diagnostic(DIAG_ERR|DIAG_COL|DIAG_SKIP, /*Coordinates can't be omitted when coordinate system has been specified*/439); |
---|
853 | return; |
---|
854 | } |
---|
855 | |
---|
856 | if (fix_name == name_omit_already) { |
---|
857 | compile_diagnostic(DIAG_WARN|DIAG_COL, /*Same station fixed twice with no coordinates*/61); |
---|
858 | return; |
---|
859 | } |
---|
860 | |
---|
861 | /* TRANSLATORS: " *fix a " gives this message: */ |
---|
862 | compile_diagnostic(DIAG_WARN|DIAG_COL, /*FIX command with no coordinates - fixing at (0,0,0)*/54); |
---|
863 | |
---|
864 | if (name_omit_already) { |
---|
865 | /* TRANSLATORS: Emitted after second and subsequent "FIX command with |
---|
866 | * no coordinates - fixing at (0,0,0)" warnings. |
---|
867 | */ |
---|
868 | compile_diagnostic_at(DIAG_ERR|DIAG_COL, |
---|
869 | name_omit_already_filename, |
---|
870 | name_omit_already_line, |
---|
871 | /*Already had FIX command with no coordinates for station “%s”*/441, |
---|
872 | sprint_prefix(name_omit_already)); |
---|
873 | } else { |
---|
874 | name_omit_already = fix_name; |
---|
875 | name_omit_already_filename = file.filename; |
---|
876 | name_omit_already_line = file.line; |
---|
877 | } |
---|
878 | |
---|
879 | x = y = z = (real)0.0; |
---|
880 | } else { |
---|
881 | real sdx; |
---|
882 | y = read_numeric(fFalse); |
---|
883 | z = read_numeric(fFalse); |
---|
884 | |
---|
885 | if (pcs->proj && proj_out) { |
---|
886 | if (pj_is_latlong(pcs->proj)) { |
---|
887 | /* PROJ expects lat and long in radians. */ |
---|
888 | x = rad(x); |
---|
889 | y = rad(y); |
---|
890 | } |
---|
891 | int r = pj_transform(pcs->proj, proj_out, 1, 1, &x, &y, &z); |
---|
892 | if (r != 0) { |
---|
893 | compile_diagnostic(DIAG_ERR, /*Failed to convert coordinates: %s*/436, pj_strerrno(r)); |
---|
894 | } |
---|
895 | } else if (pcs->proj) { |
---|
896 | compile_diagnostic(DIAG_ERR, /*The input projection is set but the output projection isn't*/437); |
---|
897 | } else if (proj_out) { |
---|
898 | compile_diagnostic(DIAG_ERR, /*The output projection is set but the input projection isn't*/438); |
---|
899 | } |
---|
900 | |
---|
901 | get_pos(&fp); |
---|
902 | sdx = read_numeric(fTrue); |
---|
903 | if (sdx <= 0) { |
---|
904 | set_pos(&fp); |
---|
905 | compile_diagnostic(DIAG_ERR|DIAG_SKIP|DIAG_NUM, /*Standard deviation must be positive*/48); |
---|
906 | return; |
---|
907 | } |
---|
908 | if (sdx != HUGE_REAL) { |
---|
909 | real sdy, sdz; |
---|
910 | real cxy = 0, cyz = 0, czx = 0; |
---|
911 | get_pos(&fp); |
---|
912 | sdy = read_numeric(fTrue); |
---|
913 | if (sdy == HUGE_REAL) { |
---|
914 | /* only one variance given */ |
---|
915 | sdy = sdz = sdx; |
---|
916 | } else { |
---|
917 | if (sdy <= 0) { |
---|
918 | set_pos(&fp); |
---|
919 | compile_diagnostic(DIAG_ERR|DIAG_SKIP|DIAG_NUM, /*Standard deviation must be positive*/48); |
---|
920 | return; |
---|
921 | } |
---|
922 | get_pos(&fp); |
---|
923 | sdz = read_numeric(fTrue); |
---|
924 | if (sdz == HUGE_REAL) { |
---|
925 | /* two variances given - horizontal & vertical */ |
---|
926 | sdz = sdy; |
---|
927 | sdy = sdx; |
---|
928 | } else { |
---|
929 | if (sdz <= 0) { |
---|
930 | set_pos(&fp); |
---|
931 | compile_diagnostic(DIAG_ERR|DIAG_SKIP|DIAG_NUM, /*Standard deviation must be positive*/48); |
---|
932 | return; |
---|
933 | } |
---|
934 | cxy = read_numeric(fTrue); |
---|
935 | if (cxy != HUGE_REAL) { |
---|
936 | /* covariances given */ |
---|
937 | cyz = read_numeric(fFalse); |
---|
938 | czx = read_numeric(fFalse); |
---|
939 | } else { |
---|
940 | cxy = 0; |
---|
941 | } |
---|
942 | } |
---|
943 | } |
---|
944 | stn = StnFromPfx(fix_name); |
---|
945 | if (!fixed(stn)) { |
---|
946 | node *fixpt = osnew(node); |
---|
947 | prefix *name; |
---|
948 | name = osnew(prefix); |
---|
949 | name->pos = osnew(pos); |
---|
950 | name->ident = NULL; |
---|
951 | name->shape = 0; |
---|
952 | fixpt->name = name; |
---|
953 | name->stn = fixpt; |
---|
954 | name->up = NULL; |
---|
955 | if (TSTBIT(pcs->infer, INFER_EXPORTS)) { |
---|
956 | name->min_export = USHRT_MAX; |
---|
957 | } else { |
---|
958 | name->min_export = 0; |
---|
959 | } |
---|
960 | name->max_export = 0; |
---|
961 | name->sflags = 0; |
---|
962 | add_stn_to_list(&stnlist, fixpt); |
---|
963 | POS(fixpt, 0) = x; |
---|
964 | POS(fixpt, 1) = y; |
---|
965 | POS(fixpt, 2) = z; |
---|
966 | fix(fixpt); |
---|
967 | fixpt->leg[0] = fixpt->leg[1] = fixpt->leg[2] = NULL; |
---|
968 | addfakeleg(fixpt, stn, 0, 0, 0, |
---|
969 | sdx * sdx, sdy * sdy, sdz * sdz |
---|
970 | #ifndef NO_COVARIANCES |
---|
971 | , cxy, cyz, czx |
---|
972 | #endif |
---|
973 | ); |
---|
974 | } |
---|
975 | |
---|
976 | if (!first_fix_name) { |
---|
977 | /* We track if we've fixed a station yet, and if so what the name |
---|
978 | * of the first fix was, so that we can issue an error if the |
---|
979 | * output coordinate system is set after fixing a station. */ |
---|
980 | first_fix_name = fix_name; |
---|
981 | first_fix_filename = file.filename; |
---|
982 | first_fix_line = file.line; |
---|
983 | } |
---|
984 | |
---|
985 | return; |
---|
986 | } |
---|
987 | } |
---|
988 | |
---|
989 | if (!first_fix_name) { |
---|
990 | /* We track if we've fixed a station yet, and if so what the name of the |
---|
991 | * first fix was, so that we can issue an error if the output coordinate |
---|
992 | * system is set after fixing a station. */ |
---|
993 | first_fix_name = fix_name; |
---|
994 | first_fix_filename = file.filename; |
---|
995 | first_fix_line = file.line; |
---|
996 | } |
---|
997 | |
---|
998 | stn = StnFromPfx(fix_name); |
---|
999 | if (!fixed(stn)) { |
---|
1000 | POS(stn, 0) = x; |
---|
1001 | POS(stn, 1) = y; |
---|
1002 | POS(stn, 2) = z; |
---|
1003 | fix(stn); |
---|
1004 | return; |
---|
1005 | } |
---|
1006 | |
---|
1007 | if (x != POS(stn, 0) || y != POS(stn, 1) || z != POS(stn, 2)) { |
---|
1008 | compile_diagnostic(DIAG_ERR, /*Station already fixed or equated to a fixed point*/46); |
---|
1009 | return; |
---|
1010 | } |
---|
1011 | /* TRANSLATORS: *fix a 1 2 3 / *fix a 1 2 3 */ |
---|
1012 | compile_diagnostic(DIAG_WARN, /*Station already fixed at the same coordinates*/55); |
---|
1013 | } |
---|
1014 | |
---|
1015 | static void |
---|
1016 | cmd_flags(void) |
---|
1017 | { |
---|
1018 | static const sztok flagtab[] = { |
---|
1019 | {"DUPLICATE", FLAGS_DUPLICATE }, |
---|
1020 | {"NOT", FLAGS_NOT }, |
---|
1021 | {"SPLAY", FLAGS_SPLAY }, |
---|
1022 | {"SURFACE", FLAGS_SURFACE }, |
---|
1023 | {NULL, FLAGS_UNKNOWN } |
---|
1024 | }; |
---|
1025 | bool fNot = fFalse; |
---|
1026 | bool fEmpty = fTrue; |
---|
1027 | while (1) { |
---|
1028 | int flag; |
---|
1029 | get_token(); |
---|
1030 | /* If buffer is empty, it could mean end of line, or maybe |
---|
1031 | * some non-letter junk which is better reported later */ |
---|
1032 | if (!buffer[0]) break; |
---|
1033 | |
---|
1034 | fEmpty = fFalse; |
---|
1035 | flag = match_tok(flagtab, TABSIZE(flagtab)); |
---|
1036 | /* treat the second NOT in "NOT NOT" as an unknown flag */ |
---|
1037 | if (flag == FLAGS_UNKNOWN || (fNot && flag == FLAGS_NOT)) { |
---|
1038 | compile_diagnostic(DIAG_ERR|DIAG_BUF, /*FLAG “%s” unknown*/68, buffer); |
---|
1039 | /* Recover from “*FLAGS NOT BOGUS SURFACE” by ignoring "NOT BOGUS" */ |
---|
1040 | fNot = fFalse; |
---|
1041 | } else if (flag == FLAGS_NOT) { |
---|
1042 | fNot = fTrue; |
---|
1043 | } else if (fNot) { |
---|
1044 | pcs->flags &= ~BIT(flag); |
---|
1045 | fNot = fFalse; |
---|
1046 | } else { |
---|
1047 | pcs->flags |= BIT(flag); |
---|
1048 | } |
---|
1049 | } |
---|
1050 | |
---|
1051 | if (fNot) { |
---|
1052 | compile_diagnostic(DIAG_ERR|DIAG_BUF, /*Expecting “DUPLICATE”, “SPLAY”, or “SURFACE”*/188); |
---|
1053 | } else if (fEmpty) { |
---|
1054 | compile_diagnostic(DIAG_ERR|DIAG_BUF, /*Expecting “NOT”, “DUPLICATE”, “SPLAY”, or “SURFACE”*/189); |
---|
1055 | } |
---|
1056 | } |
---|
1057 | |
---|
1058 | static void |
---|
1059 | cmd_equate(void) |
---|
1060 | { |
---|
1061 | prefix *name1, *name2; |
---|
1062 | bool fOnlyOneStn = fTrue; /* to trap eg *equate entrance.6 */ |
---|
1063 | filepos fp; |
---|
1064 | |
---|
1065 | get_pos(&fp); |
---|
1066 | name1 = read_prefix(PFX_STATION|PFX_ALLOW_ROOT|PFX_SUSPECT_TYPO); |
---|
1067 | while (fTrue) { |
---|
1068 | name2 = name1; |
---|
1069 | skipblanks(); |
---|
1070 | if (isEol(ch) || isComm(ch)) { |
---|
1071 | if (fOnlyOneStn) { |
---|
1072 | set_pos(&fp); |
---|
1073 | /* TRANSLATORS: EQUATE is a command name, so shouldn’t be |
---|
1074 | * translated. |
---|
1075 | * |
---|
1076 | * Here "station" is a survey station, not a train station. |
---|
1077 | */ |
---|
1078 | compile_diagnostic(DIAG_ERR|DIAG_SKIP|DIAG_TOKEN, /*Only one station in EQUATE command*/33); |
---|
1079 | } |
---|
1080 | return; |
---|
1081 | } |
---|
1082 | |
---|
1083 | name1 = read_prefix(PFX_STATION|PFX_ALLOW_ROOT|PFX_SUSPECT_TYPO); |
---|
1084 | process_equate(name1, name2); |
---|
1085 | fOnlyOneStn = fFalse; |
---|
1086 | } |
---|
1087 | } |
---|
1088 | |
---|
1089 | static void |
---|
1090 | report_missing_export(prefix *pfx, int depth) |
---|
1091 | { |
---|
1092 | char *s; |
---|
1093 | const char *p; |
---|
1094 | prefix *survey = pfx; |
---|
1095 | int i; |
---|
1096 | for (i = depth + 1; i; i--) { |
---|
1097 | survey = survey->up; |
---|
1098 | SVX_ASSERT(survey); |
---|
1099 | } |
---|
1100 | s = osstrdup(sprint_prefix(survey)); |
---|
1101 | p = sprint_prefix(pfx); |
---|
1102 | if (survey->filename) { |
---|
1103 | /* TRANSLATORS: A station must be exported out of each level it is in, so |
---|
1104 | * this would give "Station “\outer.inner.1” not exported from survey |
---|
1105 | * “\outer”)": |
---|
1106 | * |
---|
1107 | * *equate entrance outer.inner.1 |
---|
1108 | * *begin outer |
---|
1109 | * *begin inner |
---|
1110 | * *export 1 |
---|
1111 | * 1 2 1.23 045 -6 |
---|
1112 | * *end inner |
---|
1113 | * *end outer |
---|
1114 | * |
---|
1115 | * Here "survey" is a "cave map" rather than list of questions - it should be |
---|
1116 | * translated to the terminology that cavers using the language would use. |
---|
1117 | */ |
---|
1118 | compile_diagnostic_pfx(DIAG_ERR, survey, |
---|
1119 | /*Station “%s” not exported from survey “%s”*/26, p, s); |
---|
1120 | } else { |
---|
1121 | compile_diagnostic(DIAG_ERR, /*Station “%s” not exported from survey “%s”*/26, p, s); |
---|
1122 | } |
---|
1123 | osfree(s); |
---|
1124 | } |
---|
1125 | |
---|
1126 | static void |
---|
1127 | cmd_export(void) |
---|
1128 | { |
---|
1129 | prefix *pfx; |
---|
1130 | |
---|
1131 | fExportUsed = fTrue; |
---|
1132 | do { |
---|
1133 | int depth = 0; |
---|
1134 | pfx = read_prefix(PFX_STATION|PFX_NEW); |
---|
1135 | if (pfx == NULL) { |
---|
1136 | /* The argument was an existing station. */ |
---|
1137 | /* FIXME */ |
---|
1138 | } else { |
---|
1139 | prefix *p = pfx; |
---|
1140 | while (p != NULL && p != pcs->Prefix) { |
---|
1141 | depth++; |
---|
1142 | p = p->up; |
---|
1143 | } |
---|
1144 | /* Something like: *export \foo, but we've excluded use of root */ |
---|
1145 | SVX_ASSERT(p); |
---|
1146 | } |
---|
1147 | /* *export \ or similar bogus stuff */ |
---|
1148 | SVX_ASSERT(depth); |
---|
1149 | #if 0 |
---|
1150 | printf("C min %d max %d depth %d pfx %s\n", |
---|
1151 | pfx->min_export, pfx->max_export, depth, sprint_prefix(pfx)); |
---|
1152 | #endif |
---|
1153 | if (pfx->min_export == 0) { |
---|
1154 | /* not encountered *export for this name before */ |
---|
1155 | if (pfx->max_export > depth) report_missing_export(pfx, depth); |
---|
1156 | pfx->min_export = pfx->max_export = depth; |
---|
1157 | } else if (pfx->min_export != USHRT_MAX) { |
---|
1158 | /* FIXME: what to do if a station is marked for inferred exports |
---|
1159 | * but is then explicitly exported? Currently we just ignore the |
---|
1160 | * explicit export... */ |
---|
1161 | if (pfx->min_export - 1 > depth) { |
---|
1162 | report_missing_export(pfx, depth); |
---|
1163 | } else if (pfx->min_export - 1 < depth) { |
---|
1164 | /* TRANSLATORS: Here "station" is a survey station, not a train station. |
---|
1165 | * |
---|
1166 | * Exporting a station twice gives this error: |
---|
1167 | * |
---|
1168 | * *begin example |
---|
1169 | * *export 1 |
---|
1170 | * *export 1 |
---|
1171 | * 1 2 1.24 045 -6 |
---|
1172 | * *end example */ |
---|
1173 | compile_diagnostic(DIAG_ERR, /*Station “%s” already exported*/66, |
---|
1174 | sprint_prefix(pfx)); |
---|
1175 | } |
---|
1176 | pfx->min_export = depth; |
---|
1177 | } |
---|
1178 | skipblanks(); |
---|
1179 | } while (!isEol(ch) && !isComm(ch)); |
---|
1180 | } |
---|
1181 | |
---|
1182 | static void |
---|
1183 | cmd_data(void) |
---|
1184 | { |
---|
1185 | static const sztok dtab[] = { |
---|
1186 | {"ALTITUDE", Dz }, |
---|
1187 | {"BACKBEARING", BackComp }, |
---|
1188 | {"BACKCLINO", BackClino }, /* alternative name */ |
---|
1189 | {"BACKCOMPASS", BackComp }, /* alternative name */ |
---|
1190 | {"BACKGRADIENT", BackClino }, |
---|
1191 | {"BACKLENGTH", BackTape }, |
---|
1192 | {"BACKTAPE", BackTape }, /* alternative name */ |
---|
1193 | {"BEARING", Comp }, |
---|
1194 | {"CEILING", Up }, /* alternative name */ |
---|
1195 | {"CLINO", Clino }, /* alternative name */ |
---|
1196 | {"COMPASS", Comp }, /* alternative name */ |
---|
1197 | {"COUNT", Count }, /* FrCount&ToCount in multiline */ |
---|
1198 | {"DEPTH", Depth }, /* FrDepth&ToDepth in multiline */ |
---|
1199 | {"DEPTHCHANGE", DepthChange }, |
---|
1200 | {"DIRECTION", Dir }, |
---|
1201 | {"DOWN", Down }, |
---|
1202 | {"DX", Dx }, |
---|
1203 | {"DY", Dy }, |
---|
1204 | {"DZ", Dz }, |
---|
1205 | {"EASTING", Dx }, |
---|
1206 | {"FLOOR", Down }, /* alternative name */ |
---|
1207 | {"FROM", Fr }, |
---|
1208 | {"FROMCOUNT", FrCount }, |
---|
1209 | {"FROMDEPTH", FrDepth }, |
---|
1210 | {"GRADIENT", Clino }, |
---|
1211 | {"IGNORE", Ignore }, |
---|
1212 | {"IGNOREALL", IgnoreAll }, |
---|
1213 | {"LEFT", Left }, |
---|
1214 | {"LENGTH", Tape }, |
---|
1215 | {"NEWLINE", Newline }, |
---|
1216 | {"NORTHING", Dy }, |
---|
1217 | {"RIGHT", Right }, |
---|
1218 | {"STATION", Station }, /* Fr&To in multiline */ |
---|
1219 | {"TAPE", Tape }, /* alternative name */ |
---|
1220 | {"TO", To }, |
---|
1221 | {"TOCOUNT", ToCount }, |
---|
1222 | {"TODEPTH", ToDepth }, |
---|
1223 | {"UP", Up }, |
---|
1224 | {NULL, End } |
---|
1225 | }; |
---|
1226 | |
---|
1227 | #define MASK_stns BIT(Fr) | BIT(To) | BIT(Station) |
---|
1228 | #define MASK_tape BIT(Tape) | BIT(BackTape) | BIT(FrCount) | BIT(ToCount) | BIT(Count) |
---|
1229 | #define MASK_dpth BIT(FrDepth) | BIT(ToDepth) | BIT(Depth) | BIT(DepthChange) |
---|
1230 | #define MASK_comp BIT(Comp) | BIT(BackComp) |
---|
1231 | #define MASK_clin BIT(Clino) | BIT(BackClino) |
---|
1232 | |
---|
1233 | #define MASK_NORMAL MASK_stns | BIT(Dir) | MASK_tape | MASK_comp | MASK_clin |
---|
1234 | #define MASK_DIVING MASK_NORMAL | MASK_dpth |
---|
1235 | #define MASK_CARTESIAN MASK_stns | BIT(Dx) | BIT(Dy) | BIT(Dz) |
---|
1236 | #define MASK_CYLPOLAR MASK_stns | BIT(Dir) | MASK_tape | MASK_comp | MASK_dpth |
---|
1237 | #define MASK_NOSURVEY MASK_stns |
---|
1238 | #define MASK_PASSAGE BIT(Station) | BIT(Left) | BIT(Right) | BIT(Up) | BIT(Down) |
---|
1239 | |
---|
1240 | /* readings which may be given for each style */ |
---|
1241 | static const unsigned long mask[] = { |
---|
1242 | MASK_NORMAL, MASK_DIVING, MASK_CARTESIAN, MASK_CYLPOLAR, MASK_NOSURVEY, |
---|
1243 | MASK_PASSAGE |
---|
1244 | }; |
---|
1245 | |
---|
1246 | /* readings which may be omitted for each style */ |
---|
1247 | static const unsigned long mask_optional[] = { |
---|
1248 | BIT(Dir) | BIT(Clino) | BIT(BackClino), |
---|
1249 | BIT(Dir) | BIT(Clino) | BIT(BackClino), |
---|
1250 | 0, |
---|
1251 | BIT(Dir), |
---|
1252 | 0, |
---|
1253 | 0 /* BIT(Left) | BIT(Right) | BIT(Up) | BIT(Down), */ |
---|
1254 | }; |
---|
1255 | |
---|
1256 | /* all valid readings */ |
---|
1257 | static const unsigned long mask_all[] = { |
---|
1258 | MASK_NORMAL | BIT(Newline) | BIT(Ignore) | BIT(IgnoreAll) | BIT(End), |
---|
1259 | MASK_DIVING | BIT(Newline) | BIT(Ignore) | BIT(IgnoreAll) | BIT(End), |
---|
1260 | MASK_CARTESIAN | BIT(Newline) | BIT(Ignore) | BIT(IgnoreAll) | BIT(End), |
---|
1261 | MASK_CYLPOLAR | BIT(Newline) | BIT(Ignore) | BIT(IgnoreAll) | BIT(End), |
---|
1262 | MASK_NOSURVEY | BIT(Ignore) | BIT(IgnoreAll) | BIT(End), |
---|
1263 | MASK_PASSAGE | BIT(Ignore) | BIT(IgnoreAll) | BIT(End) |
---|
1264 | }; |
---|
1265 | #define STYLE_DEFAULT -2 |
---|
1266 | #define STYLE_UNKNOWN -1 |
---|
1267 | |
---|
1268 | static const sztok styletab[] = { |
---|
1269 | {"CARTESIAN", STYLE_CARTESIAN }, |
---|
1270 | {"CYLPOLAR", STYLE_CYLPOLAR }, |
---|
1271 | {"DEFAULT", STYLE_DEFAULT }, |
---|
1272 | {"DIVING", STYLE_DIVING }, |
---|
1273 | {"NORMAL", STYLE_NORMAL }, |
---|
1274 | {"NOSURVEY", STYLE_NOSURVEY }, |
---|
1275 | {"PASSAGE", STYLE_PASSAGE }, |
---|
1276 | {"TOPOFIL", STYLE_NORMAL }, |
---|
1277 | {NULL, STYLE_UNKNOWN } |
---|
1278 | }; |
---|
1279 | |
---|
1280 | #define m_multi (BIT(Station) | BIT(Count) | BIT(Depth)) |
---|
1281 | |
---|
1282 | int style, k = 0, kMac; |
---|
1283 | reading *new_order, d; |
---|
1284 | unsigned long mUsed = 0; |
---|
1285 | char *style_name; |
---|
1286 | int old_style = pcs->style; |
---|
1287 | |
---|
1288 | /* after a bad *data command ignore survey data until the next |
---|
1289 | * *data command to avoid an avalanche of errors */ |
---|
1290 | pcs->style = STYLE_IGNORE; |
---|
1291 | |
---|
1292 | kMac = 6; /* minimum for NORMAL style */ |
---|
1293 | new_order = osmalloc(kMac * sizeof(reading)); |
---|
1294 | |
---|
1295 | get_token(); |
---|
1296 | style = match_tok(styletab, TABSIZE(styletab)); |
---|
1297 | |
---|
1298 | if (style == STYLE_DEFAULT) { |
---|
1299 | default_style(pcs); |
---|
1300 | return; |
---|
1301 | } |
---|
1302 | |
---|
1303 | if (style == STYLE_UNKNOWN) { |
---|
1304 | if (!buffer[0]) { |
---|
1305 | /* "*data" reinitialises the current style - for *data passage that |
---|
1306 | * breaks the passage. |
---|
1307 | */ |
---|
1308 | style = old_style; |
---|
1309 | goto reinit_style; |
---|
1310 | } |
---|
1311 | /* TRANSLATORS: e.g. trying to refer to an invalid FNORD data style */ |
---|
1312 | compile_diagnostic(DIAG_ERR|DIAG_BUF|DIAG_SKIP, /*Data style “%s” unknown*/65, buffer); |
---|
1313 | return; |
---|
1314 | } |
---|
1315 | |
---|
1316 | skipblanks(); |
---|
1317 | #ifndef NO_DEPRECATED |
---|
1318 | /* Olde syntax had optional field for survey grade, so allow an omit |
---|
1319 | * but issue a warning about it */ |
---|
1320 | if (isOmit(ch)) { |
---|
1321 | static int data_depr_count = 0; |
---|
1322 | if (data_depr_count < 5) { |
---|
1323 | compile_diagnostic(DIAG_WARN|DIAG_BUF, /*“*data %s %c …” is deprecated - use “*data %s …” instead*/104, |
---|
1324 | buffer, ch, buffer); |
---|
1325 | if (++data_depr_count == 5) |
---|
1326 | compile_diagnostic(DIAG_WARN, /*Further uses of this deprecated feature will not be reported*/95); |
---|
1327 | } |
---|
1328 | nextch(); |
---|
1329 | } |
---|
1330 | #endif |
---|
1331 | |
---|
1332 | style_name = osstrdup(buffer); |
---|
1333 | do { |
---|
1334 | filepos fp; |
---|
1335 | get_pos(&fp); |
---|
1336 | get_token(); |
---|
1337 | d = match_tok(dtab, TABSIZE(dtab)); |
---|
1338 | /* only token allowed after IGNOREALL is NEWLINE */ |
---|
1339 | if (k && new_order[k - 1] == IgnoreAll && d != Newline) { |
---|
1340 | set_pos(&fp); |
---|
1341 | break; |
---|
1342 | } |
---|
1343 | /* Note: an unknown token is reported as trailing garbage */ |
---|
1344 | if (!TSTBIT(mask_all[style], d)) { |
---|
1345 | /* TRANSLATORS: a data "style" is something like NORMAL, DIVING, etc. |
---|
1346 | * a "reading" is one of FROM, TO, TAPE, COMPASS, CLINO for NORMAL |
---|
1347 | * neither style nor reading is a keyword in the program This error |
---|
1348 | * complains about a depth gauge reading in normal style, for example |
---|
1349 | */ |
---|
1350 | compile_diagnostic(DIAG_ERR|DIAG_BUF|DIAG_SKIP, |
---|
1351 | /*Reading “%s” not allowed in data style “%s”*/63, |
---|
1352 | buffer, style_name); |
---|
1353 | osfree(style_name); |
---|
1354 | osfree(new_order); |
---|
1355 | return; |
---|
1356 | } |
---|
1357 | if (TSTBIT(mUsed, Newline) && TSTBIT(m_multi, d)) { |
---|
1358 | /* TRANSLATORS: caused by e.g. |
---|
1359 | * |
---|
1360 | * *data diving station newline depth tape compass |
---|
1361 | * |
---|
1362 | * ("depth" needs to occur before "newline"). */ |
---|
1363 | compile_diagnostic(DIAG_ERR|DIAG_BUF|DIAG_SKIP, |
---|
1364 | /*Reading “%s” must occur before NEWLINE*/225, buffer); |
---|
1365 | osfree(style_name); |
---|
1366 | osfree(new_order); |
---|
1367 | return; |
---|
1368 | } |
---|
1369 | /* Check for duplicates unless it's a special reading: |
---|
1370 | * IGNOREALL,IGNORE (duplicates allowed) ; END (not possible) |
---|
1371 | */ |
---|
1372 | if (!((BIT(Ignore) | BIT(End) | BIT(IgnoreAll)) & BIT(d))) { |
---|
1373 | if (TSTBIT(mUsed, d)) { |
---|
1374 | /* TRANSLATORS: complains about a situation like trying to define |
---|
1375 | * two from stations per leg */ |
---|
1376 | compile_diagnostic(DIAG_ERR|DIAG_BUF|DIAG_SKIP, /*Duplicate reading “%s”*/67, buffer); |
---|
1377 | osfree(style_name); |
---|
1378 | osfree(new_order); |
---|
1379 | return; |
---|
1380 | } else { |
---|
1381 | /* Check for previously listed readings which are incompatible |
---|
1382 | * with this one - e.g. Count vs FrCount */ |
---|
1383 | bool fBad = fFalse; |
---|
1384 | switch (d) { |
---|
1385 | case Station: |
---|
1386 | if (mUsed & (BIT(Fr) | BIT(To))) fBad = fTrue; |
---|
1387 | break; |
---|
1388 | case Fr: case To: |
---|
1389 | if (TSTBIT(mUsed, Station)) fBad = fTrue; |
---|
1390 | break; |
---|
1391 | case Count: |
---|
1392 | if (mUsed & (BIT(FrCount) | BIT(ToCount) | BIT(Tape))) |
---|
1393 | fBad = fTrue; |
---|
1394 | break; |
---|
1395 | case FrCount: case ToCount: |
---|
1396 | if (mUsed & (BIT(Count) | BIT(Tape))) |
---|
1397 | fBad = fTrue; |
---|
1398 | break; |
---|
1399 | case Depth: |
---|
1400 | if (mUsed & (BIT(FrDepth) | BIT(ToDepth) | BIT(DepthChange))) |
---|
1401 | fBad = fTrue; |
---|
1402 | break; |
---|
1403 | case FrDepth: case ToDepth: |
---|
1404 | if (mUsed & (BIT(Depth) | BIT(DepthChange))) fBad = fTrue; |
---|
1405 | break; |
---|
1406 | case DepthChange: |
---|
1407 | if (mUsed & (BIT(FrDepth) | BIT(ToDepth) | BIT(Depth))) |
---|
1408 | fBad = fTrue; |
---|
1409 | break; |
---|
1410 | case Newline: |
---|
1411 | if (mUsed & ~m_multi) { |
---|
1412 | /* TRANSLATORS: e.g. |
---|
1413 | * |
---|
1414 | * *data normal from to tape newline compass clino */ |
---|
1415 | compile_diagnostic(DIAG_ERR|DIAG_BUF|DIAG_SKIP, /*NEWLINE can only be preceded by STATION, DEPTH, and COUNT*/226); |
---|
1416 | osfree(style_name); |
---|
1417 | osfree(new_order); |
---|
1418 | return; |
---|
1419 | } |
---|
1420 | if (k == 0) { |
---|
1421 | /* TRANSLATORS: error from: |
---|
1422 | * |
---|
1423 | * *data normal newline from to tape compass clino */ |
---|
1424 | compile_diagnostic(DIAG_ERR|DIAG_BUF|DIAG_SKIP, /*NEWLINE can’t be the first reading*/222); |
---|
1425 | osfree(style_name); |
---|
1426 | osfree(new_order); |
---|
1427 | return; |
---|
1428 | } |
---|
1429 | break; |
---|
1430 | default: /* avoid compiler warnings about unhandled enums */ |
---|
1431 | break; |
---|
1432 | } |
---|
1433 | if (fBad) { |
---|
1434 | /* Not entirely happy with phrasing this... */ |
---|
1435 | /* TRANSLATORS: This is an error from the *DATA command. It |
---|
1436 | * means that a reading (which will appear where %s is isn't |
---|
1437 | * valid as the list of readings has already included the same |
---|
1438 | * reading, or an equivalent one (e.g. you can't have both |
---|
1439 | * DEPTH and DEPTHCHANGE together). */ |
---|
1440 | compile_diagnostic(DIAG_ERR|DIAG_BUF|DIAG_SKIP, /*Reading “%s” duplicates previous reading(s)*/77, |
---|
1441 | buffer); |
---|
1442 | osfree(style_name); |
---|
1443 | osfree(new_order); |
---|
1444 | return; |
---|
1445 | } |
---|
1446 | mUsed |= BIT(d); /* used to catch duplicates */ |
---|
1447 | } |
---|
1448 | } |
---|
1449 | if (k && new_order[k - 1] == IgnoreAll) { |
---|
1450 | SVX_ASSERT(d == Newline); |
---|
1451 | k--; |
---|
1452 | d = IgnoreAllAndNewLine; |
---|
1453 | } |
---|
1454 | if (k >= kMac) { |
---|
1455 | kMac = kMac * 2; |
---|
1456 | new_order = osrealloc(new_order, kMac * sizeof(reading)); |
---|
1457 | } |
---|
1458 | new_order[k++] = d; |
---|
1459 | } while (d != End); |
---|
1460 | |
---|
1461 | if (k >= 2 && new_order[k - 2] == Newline) { |
---|
1462 | /* TRANSLATORS: error from: |
---|
1463 | * |
---|
1464 | * *data normal from to tape compass clino newline */ |
---|
1465 | compile_diagnostic(DIAG_ERR|DIAG_BUF|DIAG_SKIP, /*NEWLINE can’t be the last reading*/223); |
---|
1466 | osfree(style_name); |
---|
1467 | osfree(new_order); |
---|
1468 | return; |
---|
1469 | } |
---|
1470 | |
---|
1471 | if (style == STYLE_NOSURVEY) { |
---|
1472 | if (TSTBIT(mUsed, Station)) { |
---|
1473 | if (k >= kMac) { |
---|
1474 | kMac = kMac * 2; |
---|
1475 | new_order = osrealloc(new_order, kMac * sizeof(reading)); |
---|
1476 | } |
---|
1477 | new_order[k - 1] = Newline; |
---|
1478 | new_order[k++] = End; |
---|
1479 | } |
---|
1480 | } else if (style == STYLE_PASSAGE) { |
---|
1481 | /* Station doesn't mean "multiline" for STYLE_PASSAGE. */ |
---|
1482 | } else if (!TSTBIT(mUsed, Newline) && (m_multi & mUsed)) { |
---|
1483 | /* TRANSLATORS: Error given by something like: |
---|
1484 | * |
---|
1485 | * *data normal station tape compass clino |
---|
1486 | * |
---|
1487 | * ("station" signifies interleaved data). */ |
---|
1488 | compile_diagnostic(DIAG_ERR|DIAG_SKIP, /*Interleaved readings, but no NEWLINE*/224); |
---|
1489 | osfree(style_name); |
---|
1490 | osfree(new_order); |
---|
1491 | return; |
---|
1492 | } |
---|
1493 | |
---|
1494 | #if 0 |
---|
1495 | printf("mUsed = 0x%x\n", mUsed); |
---|
1496 | #endif |
---|
1497 | |
---|
1498 | /* Check the supplied readings form a sufficient set. */ |
---|
1499 | if (style != STYLE_PASSAGE) { |
---|
1500 | if ((mUsed & (BIT(Fr) | BIT(To))) == (BIT(Fr) | BIT(To))) |
---|
1501 | mUsed |= BIT(Station); |
---|
1502 | else if (TSTBIT(mUsed, Station)) |
---|
1503 | mUsed |= BIT(Fr) | BIT(To); |
---|
1504 | } |
---|
1505 | |
---|
1506 | if (mUsed & (BIT(Comp) | BIT(BackComp))) |
---|
1507 | mUsed |= BIT(Comp) | BIT(BackComp); |
---|
1508 | |
---|
1509 | if (mUsed & (BIT(Clino) | BIT(BackClino))) |
---|
1510 | mUsed |= BIT(Clino) | BIT(BackClino); |
---|
1511 | |
---|
1512 | if ((mUsed & (BIT(FrDepth) | BIT(ToDepth))) == (BIT(FrDepth) | BIT(ToDepth))) |
---|
1513 | mUsed |= BIT(Depth) | BIT(DepthChange); |
---|
1514 | else if (mUsed & (BIT(Depth) | BIT(DepthChange))) |
---|
1515 | mUsed |= BIT(FrDepth) | BIT(ToDepth) | BIT(Depth) | BIT(DepthChange); |
---|
1516 | |
---|
1517 | if ((mUsed & (BIT(FrCount) | BIT(ToCount))) == (BIT(FrCount) | BIT(ToCount))) |
---|
1518 | mUsed |= BIT(Count) | BIT(Tape) | BIT(BackTape); |
---|
1519 | else if (mUsed & (BIT(Count) | BIT(Tape) | BIT(BackTape))) |
---|
1520 | mUsed |= BIT(FrCount) | BIT(ToCount) | BIT(Count) | BIT(Tape) | BIT(BackTape); |
---|
1521 | |
---|
1522 | #if 0 |
---|
1523 | printf("mUsed = 0x%x, opt = 0x%x, mask = 0x%x\n", mUsed, |
---|
1524 | mask_optional[style], mask[style]); |
---|
1525 | #endif |
---|
1526 | |
---|
1527 | if (((mUsed &~ BIT(Newline)) | mask_optional[style]) != mask[style]) { |
---|
1528 | /* Test should only fail with too few bits set, not too many */ |
---|
1529 | SVX_ASSERT((((mUsed &~ BIT(Newline)) | mask_optional[style]) |
---|
1530 | &~ mask[style]) == 0); |
---|
1531 | /* TRANSLATORS: i.e. not enough readings for the style. */ |
---|
1532 | compile_diagnostic(DIAG_ERR|DIAG_SKIP, /*Too few readings for data style “%s”*/64, style_name); |
---|
1533 | osfree(style_name); |
---|
1534 | osfree(new_order); |
---|
1535 | return; |
---|
1536 | } |
---|
1537 | |
---|
1538 | /* don't free default ordering or ordering used by parent */ |
---|
1539 | if (pcs->ordering != default_order && |
---|
1540 | !(pcs->next && pcs->next->ordering == pcs->ordering)) |
---|
1541 | osfree((reading*)pcs->ordering); |
---|
1542 | |
---|
1543 | pcs->style = style; |
---|
1544 | pcs->ordering = new_order; |
---|
1545 | |
---|
1546 | osfree(style_name); |
---|
1547 | |
---|
1548 | reinit_style: |
---|
1549 | if (style == STYLE_PASSAGE) { |
---|
1550 | lrudlist * new_psg = osnew(lrudlist); |
---|
1551 | new_psg->tube = NULL; |
---|
1552 | new_psg->next = model; |
---|
1553 | model = new_psg; |
---|
1554 | next_lrud = &(new_psg->tube); |
---|
1555 | } |
---|
1556 | } |
---|
1557 | |
---|
1558 | static void |
---|
1559 | cmd_units(void) |
---|
1560 | { |
---|
1561 | int units, quantity; |
---|
1562 | unsigned long qmask; |
---|
1563 | unsigned long m; /* mask with bit x set to indicate quantity x specified */ |
---|
1564 | real factor; |
---|
1565 | filepos fp; |
---|
1566 | |
---|
1567 | qmask = get_qlist(BIT(Q_POS)|BIT(Q_PLUMB)|BIT(Q_LEVEL)); |
---|
1568 | |
---|
1569 | if (!qmask) return; |
---|
1570 | if (qmask == BIT(Q_DEFAULT)) { |
---|
1571 | default_units(pcs); |
---|
1572 | return; |
---|
1573 | } |
---|
1574 | |
---|
1575 | get_pos(&fp); |
---|
1576 | factor = read_numeric(fTrue); |
---|
1577 | if (factor == 0.0) { |
---|
1578 | set_pos(&fp); |
---|
1579 | /* TRANSLATORS: error message given by "*units tape 0 feet" - it’s |
---|
1580 | * meaningless to say your tape is marked in "0 feet" (but you might |
---|
1581 | * measure distance by counting knots on a diving line, and tie them |
---|
1582 | * every "2 feet"). */ |
---|
1583 | compile_diagnostic(DIAG_ERR|DIAG_TOKEN, /**UNITS factor must be non-zero*/200); |
---|
1584 | skipline(); |
---|
1585 | return; |
---|
1586 | } |
---|
1587 | |
---|
1588 | units = get_units(qmask, fTrue); |
---|
1589 | if (units == UNITS_NULL) return; |
---|
1590 | if (TSTBIT(qmask, Q_GRADIENT)) |
---|
1591 | pcs->f_clino_percent = (units == UNITS_PERCENT); |
---|
1592 | if (TSTBIT(qmask, Q_BACKGRADIENT)) |
---|
1593 | pcs->f_backclino_percent = (units == UNITS_PERCENT); |
---|
1594 | |
---|
1595 | if (factor == HUGE_REAL) { |
---|
1596 | factor = factor_tab[units]; |
---|
1597 | } else { |
---|
1598 | factor *= factor_tab[units]; |
---|
1599 | } |
---|
1600 | |
---|
1601 | for (quantity = 0, m = BIT(quantity); m <= qmask; quantity++, m <<= 1) |
---|
1602 | if (qmask & m) pcs->units[quantity] = factor; |
---|
1603 | } |
---|
1604 | |
---|
1605 | static void |
---|
1606 | cmd_calibrate(void) |
---|
1607 | { |
---|
1608 | real sc, z; |
---|
1609 | unsigned long qmask, m; |
---|
1610 | int quantity; |
---|
1611 | filepos fp; |
---|
1612 | |
---|
1613 | qmask = get_qlist(BIT(Q_POS)|BIT(Q_PLUMB)|BIT(Q_LEVEL)); |
---|
1614 | if (!qmask) return; /* error already reported */ |
---|
1615 | |
---|
1616 | if (qmask == BIT(Q_DEFAULT)) { |
---|
1617 | default_calib(pcs); |
---|
1618 | return; |
---|
1619 | } |
---|
1620 | |
---|
1621 | if (((qmask & LEN_QMASK)) && ((qmask & ANG_QMASK))) { |
---|
1622 | /* TRANSLATORS: e.g. |
---|
1623 | * |
---|
1624 | * *calibrate tape compass 1 1 |
---|
1625 | */ |
---|
1626 | compile_diagnostic(DIAG_ERR|DIAG_SKIP, /*Can’t calibrate angular and length quantities together*/227); |
---|
1627 | return; |
---|
1628 | } |
---|
1629 | |
---|
1630 | z = read_numeric(fFalse); |
---|
1631 | get_pos(&fp); |
---|
1632 | sc = read_numeric(fTrue); |
---|
1633 | if (sc == HUGE_REAL) { |
---|
1634 | if (isalpha(ch)) { |
---|
1635 | int units = get_units(qmask, fFalse); |
---|
1636 | if (units == UNITS_NULL) { |
---|
1637 | return; |
---|
1638 | } |
---|
1639 | z *= factor_tab[units]; |
---|
1640 | sc = read_numeric(fTrue); |
---|
1641 | if (sc == HUGE_REAL) { |
---|
1642 | sc = (real)1.0; |
---|
1643 | } else { |
---|
1644 | /* Adjustment applied is: (reading - z) * sc |
---|
1645 | * We want: reading * sc - z |
---|
1646 | * So divide z by sc so the applied adjustment does what we want. |
---|
1647 | */ |
---|
1648 | z /= sc; |
---|
1649 | } |
---|
1650 | } else { |
---|
1651 | sc = (real)1.0; |
---|
1652 | } |
---|
1653 | } |
---|
1654 | |
---|
1655 | if (sc == HUGE_REAL) sc = (real)1.0; |
---|
1656 | /* check for declination scale */ |
---|
1657 | if (TSTBIT(qmask, Q_DECLINATION) && sc != 1.0) { |
---|
1658 | set_pos(&fp); |
---|
1659 | /* TRANSLATORS: DECLINATION is a built-in keyword, so best not to |
---|
1660 | * translate */ |
---|
1661 | compile_diagnostic(DIAG_ERR|DIAG_TOKEN, /*Scale factor must be 1.0 for DECLINATION*/40); |
---|
1662 | skipline(); |
---|
1663 | return; |
---|
1664 | } |
---|
1665 | if (sc == 0.0) { |
---|
1666 | set_pos(&fp); |
---|
1667 | /* TRANSLATORS: If the scale factor for an instrument is zero, then any |
---|
1668 | * reading would be mapped to zero, which doesn't make sense. */ |
---|
1669 | compile_diagnostic(DIAG_ERR|DIAG_TOKEN, /*Scale factor must be non-zero*/391); |
---|
1670 | skipline(); |
---|
1671 | return; |
---|
1672 | } |
---|
1673 | for (quantity = 0, m = BIT(quantity); m <= qmask; quantity++, m <<= 1) { |
---|
1674 | if (qmask & m) { |
---|
1675 | pcs->z[quantity] = pcs->units[quantity] * z; |
---|
1676 | pcs->sc[quantity] = sc; |
---|
1677 | } |
---|
1678 | } |
---|
1679 | } |
---|
1680 | |
---|
1681 | static void |
---|
1682 | cmd_declination(void) |
---|
1683 | { |
---|
1684 | real v = read_numeric(fTrue); |
---|
1685 | if (v == HUGE_REAL) { |
---|
1686 | get_token_no_blanks(); |
---|
1687 | if (strcmp(ucbuffer, "AUTO") != 0) { |
---|
1688 | compile_diagnostic(DIAG_ERR|DIAG_SKIP|DIAG_COL, /*Expected number or “AUTO”*/309); |
---|
1689 | return; |
---|
1690 | } |
---|
1691 | /* *declination auto X Y Z */ |
---|
1692 | real x = read_numeric(fFalse); |
---|
1693 | real y = read_numeric(fFalse); |
---|
1694 | real z = read_numeric(fFalse); |
---|
1695 | if (!pcs->proj) { |
---|
1696 | compile_diagnostic(DIAG_ERR, /*Input coordinate system must be specified for “*DECLINATION AUTO”*/301); |
---|
1697 | return; |
---|
1698 | } |
---|
1699 | if (!proj_wgs84) { |
---|
1700 | proj_wgs84 = pj_init_plus("+proj=longlat +ellps=WGS84 +datum=WGS84 +no_defs"); |
---|
1701 | } |
---|
1702 | /* Convert to WGS84 lat long. */ |
---|
1703 | if (pj_is_latlong(pcs->proj)) { |
---|
1704 | /* PROJ expects lat and long in radians. */ |
---|
1705 | x = rad(x); |
---|
1706 | y = rad(y); |
---|
1707 | } |
---|
1708 | int r = pj_transform(pcs->proj, proj_wgs84, 1, 1, &x, &y, &z); |
---|
1709 | if (r != 0) { |
---|
1710 | compile_diagnostic(DIAG_ERR, /*Failed to convert coordinates: %s*/436, pj_strerrno(r)); |
---|
1711 | return; |
---|
1712 | } |
---|
1713 | pcs->z[Q_DECLINATION] = HUGE_REAL; |
---|
1714 | pcs->dec_x = x; |
---|
1715 | pcs->dec_y = y; |
---|
1716 | pcs->dec_z = z; |
---|
1717 | /* Invalidate cached declination. */ |
---|
1718 | pcs->declination = HUGE_REAL; |
---|
1719 | { |
---|
1720 | #ifdef HAVE_PROJ_H |
---|
1721 | PJ_COORD lp; |
---|
1722 | lp.lp.lam = x; |
---|
1723 | lp.lp.phi = y; |
---|
1724 | PJ_FACTORS factors = proj_factors(proj_out, lp); |
---|
1725 | pcs->convergence = factors.meridian_convergence; |
---|
1726 | #else |
---|
1727 | projLP lp = { x, y }; |
---|
1728 | struct FACTORS factors; |
---|
1729 | memset(&factors, 0, sizeof(factors)); |
---|
1730 | pj_factors(lp, proj_out, 0.0, &factors); |
---|
1731 | pcs->convergence = factors.conv; |
---|
1732 | #endif |
---|
1733 | } |
---|
1734 | } else { |
---|
1735 | /* *declination D UNITS */ |
---|
1736 | int units = get_units(BIT(Q_DECLINATION), fFalse); |
---|
1737 | if (units == UNITS_NULL) { |
---|
1738 | return; |
---|
1739 | } |
---|
1740 | pcs->z[Q_DECLINATION] = -v * factor_tab[units]; |
---|
1741 | pcs->convergence = 0; |
---|
1742 | } |
---|
1743 | } |
---|
1744 | |
---|
1745 | #ifndef NO_DEPRECATED |
---|
1746 | static void |
---|
1747 | cmd_default(void) |
---|
1748 | { |
---|
1749 | static const sztok defaulttab[] = { |
---|
1750 | { "CALIBRATE", CMD_CALIBRATE }, |
---|
1751 | { "DATA", CMD_DATA }, |
---|
1752 | { "UNITS", CMD_UNITS }, |
---|
1753 | { NULL, CMD_NULL } |
---|
1754 | }; |
---|
1755 | static int default_depr_count = 0; |
---|
1756 | |
---|
1757 | if (default_depr_count < 5) { |
---|
1758 | /* TRANSLATORS: If you're unsure what "deprecated" means, see: |
---|
1759 | * https://en.wikipedia.org/wiki/Deprecation */ |
---|
1760 | compile_diagnostic(DIAG_WARN|DIAG_COL, /**DEFAULT is deprecated - use *CALIBRATE/DATA/SD/UNITS with argument DEFAULT instead*/20); |
---|
1761 | if (++default_depr_count == 5) |
---|
1762 | compile_diagnostic(DIAG_WARN, /*Further uses of this deprecated feature will not be reported*/95); |
---|
1763 | } |
---|
1764 | |
---|
1765 | get_token(); |
---|
1766 | switch (match_tok(defaulttab, TABSIZE(defaulttab))) { |
---|
1767 | case CMD_CALIBRATE: |
---|
1768 | default_calib(pcs); |
---|
1769 | break; |
---|
1770 | case CMD_DATA: |
---|
1771 | default_style(pcs); |
---|
1772 | default_grade(pcs); |
---|
1773 | break; |
---|
1774 | case CMD_UNITS: |
---|
1775 | default_units(pcs); |
---|
1776 | break; |
---|
1777 | default: |
---|
1778 | compile_diagnostic(DIAG_ERR|DIAG_BUF|DIAG_SKIP, /*Unknown setting “%s”*/41, buffer); |
---|
1779 | } |
---|
1780 | } |
---|
1781 | #endif |
---|
1782 | |
---|
1783 | static void |
---|
1784 | cmd_include(void) |
---|
1785 | { |
---|
1786 | char *pth, *fnm = NULL; |
---|
1787 | int fnm_len; |
---|
1788 | #ifndef NO_DEPRECATED |
---|
1789 | prefix *root_store; |
---|
1790 | #endif |
---|
1791 | int ch_store; |
---|
1792 | |
---|
1793 | pth = path_from_fnm(file.filename); |
---|
1794 | |
---|
1795 | read_string(&fnm, &fnm_len); |
---|
1796 | |
---|
1797 | #ifndef NO_DEPRECATED |
---|
1798 | /* Since *begin / *end nesting cannot cross file boundaries we only |
---|
1799 | * need to preserve the prefix if the deprecated *prefix command |
---|
1800 | * can be used */ |
---|
1801 | root_store = root; |
---|
1802 | root = pcs->Prefix; /* Root for include file is current prefix */ |
---|
1803 | #endif |
---|
1804 | ch_store = ch; |
---|
1805 | |
---|
1806 | data_file(pth, fnm); |
---|
1807 | |
---|
1808 | #ifndef NO_DEPRECATED |
---|
1809 | root = root_store; /* and restore root */ |
---|
1810 | #endif |
---|
1811 | ch = ch_store; |
---|
1812 | |
---|
1813 | s_free(&fnm); |
---|
1814 | osfree(pth); |
---|
1815 | } |
---|
1816 | |
---|
1817 | static void |
---|
1818 | cmd_sd(void) |
---|
1819 | { |
---|
1820 | real sd, variance; |
---|
1821 | int units; |
---|
1822 | unsigned long qmask, m; |
---|
1823 | int quantity; |
---|
1824 | qmask = get_qlist(BIT(Q_DECLINATION)); |
---|
1825 | if (!qmask) return; /* no quantities found - error already reported */ |
---|
1826 | |
---|
1827 | if (qmask == BIT(Q_DEFAULT)) { |
---|
1828 | default_grade(pcs); |
---|
1829 | return; |
---|
1830 | } |
---|
1831 | sd = read_numeric(fFalse); |
---|
1832 | if (sd <= (real)0.0) { |
---|
1833 | compile_diagnostic(DIAG_ERR|DIAG_SKIP|DIAG_COL, /*Standard deviation must be positive*/48); |
---|
1834 | return; |
---|
1835 | } |
---|
1836 | units = get_units(qmask, fFalse); |
---|
1837 | if (units == UNITS_NULL) return; |
---|
1838 | |
---|
1839 | sd *= factor_tab[units]; |
---|
1840 | variance = sqrd(sd); |
---|
1841 | |
---|
1842 | for (quantity = 0, m = BIT(quantity); m <= qmask; quantity++, m <<= 1) |
---|
1843 | if (qmask & m) pcs->Var[quantity] = variance; |
---|
1844 | } |
---|
1845 | |
---|
1846 | static void |
---|
1847 | cmd_title(void) |
---|
1848 | { |
---|
1849 | if (!fExplicitTitle && pcs->Prefix == root) { |
---|
1850 | /* If we don't have an explicit title yet, and we're currently in the |
---|
1851 | * root prefix, use this title explicitly. */ |
---|
1852 | fExplicitTitle = fTrue; |
---|
1853 | read_string(&survey_title, &survey_title_len); |
---|
1854 | } else { |
---|
1855 | /* parse and throw away this title (but still check rest of line) */ |
---|
1856 | char *s = NULL; |
---|
1857 | int len; |
---|
1858 | read_string(&s, &len); |
---|
1859 | s_free(&s); |
---|
1860 | } |
---|
1861 | } |
---|
1862 | |
---|
1863 | static const sztok case_tab[] = { |
---|
1864 | {"PRESERVE", OFF}, |
---|
1865 | {"TOLOWER", LOWER}, |
---|
1866 | {"TOUPPER", UPPER}, |
---|
1867 | {NULL, -1} |
---|
1868 | }; |
---|
1869 | |
---|
1870 | static void |
---|
1871 | cmd_case(void) |
---|
1872 | { |
---|
1873 | int setting; |
---|
1874 | get_token(); |
---|
1875 | setting = match_tok(case_tab, TABSIZE(case_tab)); |
---|
1876 | if (setting != -1) { |
---|
1877 | pcs->Case = setting; |
---|
1878 | } else { |
---|
1879 | compile_diagnostic(DIAG_ERR|DIAG_BUF|DIAG_SKIP, /*Found “%s”, expecting “PRESERVE”, “TOUPPER”, or “TOLOWER”*/10, buffer); |
---|
1880 | } |
---|
1881 | } |
---|
1882 | |
---|
1883 | typedef enum { |
---|
1884 | CS_NONE = -1, |
---|
1885 | CS_CUSTOM, |
---|
1886 | CS_EPSG, |
---|
1887 | CS_ESRI, |
---|
1888 | CS_EUR, |
---|
1889 | CS_IJTSK, |
---|
1890 | CS_JTSK, |
---|
1891 | CS_LAT, |
---|
1892 | CS_LOCAL, |
---|
1893 | CS_LONG, |
---|
1894 | CS_OSGB, |
---|
1895 | CS_S_MERC, |
---|
1896 | CS_UTM |
---|
1897 | } cs_class; |
---|
1898 | |
---|
1899 | static const sztok cs_tab[] = { |
---|
1900 | {"CUSTOM", CS_CUSTOM}, |
---|
1901 | {"EPSG", CS_EPSG}, /* EPSG:<number> */ |
---|
1902 | {"ESRI", CS_ESRI}, /* ESRI:<number> */ |
---|
1903 | {"EUR", CS_EUR}, /* EUR79Z30 */ |
---|
1904 | {"IJTSK", CS_IJTSK}, /* IJTSK or IJTSK03 */ |
---|
1905 | {"JTSK", CS_JTSK}, /* JTSK or JTSK03 */ |
---|
1906 | {"LAT", CS_LAT}, /* LAT-LONG */ |
---|
1907 | {"LOCAL", CS_LOCAL}, |
---|
1908 | {"LONG", CS_LONG}, /* LONG-LAT */ |
---|
1909 | {"OSGB", CS_OSGB}, /* OSGB:<H, N, O, S or T><A-Z except I> */ |
---|
1910 | {"S", CS_S_MERC}, /* S-MERC */ |
---|
1911 | {"UTM", CS_UTM}, /* UTM<zone><N or S or nothing> */ |
---|
1912 | {NULL, CS_NONE} |
---|
1913 | }; |
---|
1914 | |
---|
1915 | static void |
---|
1916 | cmd_cs(void) |
---|
1917 | { |
---|
1918 | char * proj_str = NULL; |
---|
1919 | int proj_str_len; |
---|
1920 | cs_class cs; |
---|
1921 | int cs_sub = INT_MIN; |
---|
1922 | filepos fp; |
---|
1923 | bool output = fFalse; |
---|
1924 | enum { YES, NO, MAYBE } ok_for_output = YES; |
---|
1925 | static bool had_cs = fFalse; |
---|
1926 | |
---|
1927 | if (!had_cs) { |
---|
1928 | had_cs = fTrue; |
---|
1929 | if (first_fix_name) { |
---|
1930 | compile_diagnostic_at(DIAG_ERR, |
---|
1931 | first_fix_filename, first_fix_line, |
---|
1932 | /*Station “%s” fixed before CS command first used*/442, |
---|
1933 | sprint_prefix(first_fix_name)); |
---|
1934 | } |
---|
1935 | } |
---|
1936 | |
---|
1937 | get_pos(&fp); |
---|
1938 | /* Note get_token() only accepts letters - it'll stop at digits so "UTM12" |
---|
1939 | * will give token "UTM". */ |
---|
1940 | get_token(); |
---|
1941 | if (strcmp(ucbuffer, "OUT") == 0) { |
---|
1942 | output = fTrue; |
---|
1943 | get_pos(&fp); |
---|
1944 | get_token(); |
---|
1945 | } |
---|
1946 | cs = match_tok(cs_tab, TABSIZE(cs_tab)); |
---|
1947 | switch (cs) { |
---|
1948 | case CS_NONE: |
---|
1949 | break; |
---|
1950 | case CS_CUSTOM: |
---|
1951 | ok_for_output = MAYBE; |
---|
1952 | get_pos(&fp); |
---|
1953 | read_string(&proj_str, &proj_str_len); |
---|
1954 | cs_sub = 0; |
---|
1955 | break; |
---|
1956 | case CS_EPSG: case CS_ESRI: |
---|
1957 | ok_for_output = MAYBE; |
---|
1958 | if (ch == ':' && isdigit(nextch())) { |
---|
1959 | unsigned n = read_uint(); |
---|
1960 | if (n < 1000000) { |
---|
1961 | cs_sub = (int)n; |
---|
1962 | } |
---|
1963 | } |
---|
1964 | break; |
---|
1965 | case CS_EUR: |
---|
1966 | if (isdigit(ch) && |
---|
1967 | read_uint() == 79 && |
---|
1968 | (ch == 'Z' || ch == 'z') && |
---|
1969 | isdigit(nextch()) && |
---|
1970 | read_uint() == 30) { |
---|
1971 | cs_sub = 7930; |
---|
1972 | } |
---|
1973 | break; |
---|
1974 | case CS_JTSK: |
---|
1975 | ok_for_output = NO; |
---|
1976 | /* FALLTHRU */ |
---|
1977 | case CS_IJTSK: |
---|
1978 | if (ch == '0') { |
---|
1979 | if (nextch() == '3') { |
---|
1980 | nextch(); |
---|
1981 | cs_sub = 3; |
---|
1982 | } |
---|
1983 | } else { |
---|
1984 | cs_sub = 0; |
---|
1985 | } |
---|
1986 | break; |
---|
1987 | case CS_LAT: case CS_LONG: |
---|
1988 | ok_for_output = NO; |
---|
1989 | if (ch == '-') { |
---|
1990 | nextch(); |
---|
1991 | get_token_no_blanks(); |
---|
1992 | cs_class cs2 = match_tok(cs_tab, TABSIZE(cs_tab)); |
---|
1993 | if ((cs ^ cs2) == (CS_LAT ^ CS_LONG)) { |
---|
1994 | cs_sub = 0; |
---|
1995 | } |
---|
1996 | } |
---|
1997 | break; |
---|
1998 | case CS_LOCAL: |
---|
1999 | cs_sub = 0; |
---|
2000 | break; |
---|
2001 | case CS_OSGB: |
---|
2002 | if (ch == ':') { |
---|
2003 | int uch1 = toupper(nextch()); |
---|
2004 | if (strchr("HNOST", uch1)) { |
---|
2005 | int uch2 = toupper(nextch()); |
---|
2006 | if (uch2 >= 'A' && uch2 <= 'Z' && uch2 != 'I') { |
---|
2007 | int x, y; |
---|
2008 | nextch(); |
---|
2009 | if (uch1 > 'I') --uch1; |
---|
2010 | uch1 -= 'A'; |
---|
2011 | if (uch2 > 'I') --uch2; |
---|
2012 | uch2 -= 'A'; |
---|
2013 | x = uch1 % 5; |
---|
2014 | y = uch1 / 5; |
---|
2015 | x = (x * 5) + uch2 % 5; |
---|
2016 | y = (y * 5) + uch2 / 5; |
---|
2017 | cs_sub = y * 25 + x; |
---|
2018 | } |
---|
2019 | } |
---|
2020 | } |
---|
2021 | break; |
---|
2022 | case CS_S_MERC: |
---|
2023 | if (ch == '-') { |
---|
2024 | nextch(); |
---|
2025 | get_token_no_blanks(); |
---|
2026 | if (strcmp(ucbuffer, "MERC") == 0) { |
---|
2027 | cs_sub = 0; |
---|
2028 | } |
---|
2029 | } |
---|
2030 | break; |
---|
2031 | case CS_UTM: |
---|
2032 | if (isdigit(ch)) { |
---|
2033 | unsigned n = read_uint(); |
---|
2034 | if (n >= 1 && n <= 60) { |
---|
2035 | int uch = toupper(ch); |
---|
2036 | cs_sub = (int)n; |
---|
2037 | if (uch == 'S') { |
---|
2038 | nextch(); |
---|
2039 | cs_sub = -cs_sub; |
---|
2040 | } else if (uch == 'N') { |
---|
2041 | nextch(); |
---|
2042 | } |
---|
2043 | } |
---|
2044 | } |
---|
2045 | break; |
---|
2046 | } |
---|
2047 | if (cs_sub == INT_MIN || isalnum(ch)) { |
---|
2048 | set_pos(&fp); |
---|
2049 | compile_diagnostic(DIAG_ERR|DIAG_TOKEN, /*Unknown coordinate system*/434); |
---|
2050 | skipline(); |
---|
2051 | return; |
---|
2052 | } |
---|
2053 | /* Actually handle the cs */ |
---|
2054 | switch (cs) { |
---|
2055 | case CS_NONE: |
---|
2056 | break; |
---|
2057 | case CS_CUSTOM: |
---|
2058 | /* proj_str already set */ |
---|
2059 | break; |
---|
2060 | case CS_EPSG: |
---|
2061 | proj_str = osmalloc(32); |
---|
2062 | sprintf(proj_str, "+init=epsg:%d +no_defs", cs_sub); |
---|
2063 | break; |
---|
2064 | case CS_ESRI: |
---|
2065 | proj_str = osmalloc(32); |
---|
2066 | sprintf(proj_str, "+init=esri:%d +no_defs", cs_sub); |
---|
2067 | break; |
---|
2068 | case CS_EUR: |
---|
2069 | proj_str = osstrdup("+proj=utm +zone=30 +ellps=intl +towgs84=-86,-98,-119,0,0,0,0 +no_defs"); |
---|
2070 | break; |
---|
2071 | case CS_IJTSK: |
---|
2072 | if (cs_sub == 0) |
---|
2073 | proj_str = osstrdup("+proj=krovak +ellps=bessel +towgs84=570.8285,85.6769,462.842,4.9984,1.5867,5.2611,3.5623 +no_defs"); |
---|
2074 | else |
---|
2075 | proj_str = osstrdup("+proj=krovak +ellps=bessel +towgs84=485.021,169.465,483.839,7.786342,4.397554,4.102655,0 +no_defs"); |
---|
2076 | break; |
---|
2077 | case CS_JTSK: |
---|
2078 | if (cs_sub == 0) |
---|
2079 | proj_str = osstrdup("+proj=krovak +czech +ellps=bessel +towgs84=570.8285,85.6769,462.842,4.9984,1.5867,5.2611,3.5623 +no_defs"); |
---|
2080 | else |
---|
2081 | proj_str = osstrdup("+proj=krovak +czech +ellps=bessel +towgs84=485.021,169.465,483.839,7.786342,4.397554,4.102655,0 +no_defs"); |
---|
2082 | break; |
---|
2083 | case CS_LAT: |
---|
2084 | /* FIXME: Requires PROJ >= 4.8.0 for +axis, and the SDs will be |
---|
2085 | * misapplied, so we may want to swap ourselves. Also, while |
---|
2086 | * therion supports lat-long, I'm not totally convinced that it is |
---|
2087 | * sensible to do so - people often say "lat-long", but probably |
---|
2088 | * don't think that that's actually "Northing, Easting". This |
---|
2089 | * seems like it'll result in people accidentally getting X and Y |
---|
2090 | * swapped in their fixed points... |
---|
2091 | */ |
---|
2092 | #if 0 |
---|
2093 | proj_str = osstrdup("+proj=longlat +ellps=WGS84 +datum=WGS84 +axis=neu +no_defs"); |
---|
2094 | #endif |
---|
2095 | break; |
---|
2096 | case CS_LOCAL: |
---|
2097 | /* FIXME: Is it useful to be able to explicitly specify this? */ |
---|
2098 | break; |
---|
2099 | case CS_LONG: |
---|
2100 | proj_str = osstrdup("+proj=longlat +ellps=WGS84 +datum=WGS84 +no_defs"); |
---|
2101 | break; |
---|
2102 | case CS_OSGB: { |
---|
2103 | int x = 14 - (cs_sub % 25); |
---|
2104 | int y = (cs_sub / 25) - 20; |
---|
2105 | proj_str = osmalloc(160); |
---|
2106 | sprintf(proj_str, "+proj=tmerc +lat_0=49 +lon_0=-2 +k=0.9996012717 +x_0=%d +y_0=%d +ellps=airy +datum=OSGB36 +units=m +no_defs", x * 100000, y * 100000); |
---|
2107 | break; |
---|
2108 | } |
---|
2109 | case CS_S_MERC: |
---|
2110 | proj_str = osstrdup("+proj=merc +lat_ts=0 +lon_0=0 +k=1 +x_0=0 +y_0=0 +a=6378137 +b=6378137 +units=m +nadgrids=@null +no_defs"); |
---|
2111 | break; |
---|
2112 | case CS_UTM: |
---|
2113 | proj_str = osmalloc(74); |
---|
2114 | if (cs_sub > 0) { |
---|
2115 | sprintf(proj_str, "+proj=utm +ellps=WGS84 +datum=WGS84 +units=m +zone=%d +no_defs", cs_sub); |
---|
2116 | } else { |
---|
2117 | sprintf(proj_str, "+proj=utm +ellps=WGS84 +datum=WGS84 +units=m +zone=%d +south +no_defs", -cs_sub); |
---|
2118 | } |
---|
2119 | break; |
---|
2120 | } |
---|
2121 | |
---|
2122 | if (!proj_str) { |
---|
2123 | /* printf("CS %d:%d\n", (int)cs, cs_sub); */ |
---|
2124 | set_pos(&fp); |
---|
2125 | compile_diagnostic(DIAG_ERR|DIAG_TOKEN, /*Unknown coordinate system*/434); |
---|
2126 | skipline(); |
---|
2127 | return; |
---|
2128 | } |
---|
2129 | |
---|
2130 | if (output) { |
---|
2131 | if (ok_for_output == NO) { |
---|
2132 | set_pos(&fp); |
---|
2133 | compile_diagnostic(DIAG_ERR|DIAG_TOKEN, /*Coordinate system unsuitable for output*/435); |
---|
2134 | skipline(); |
---|
2135 | return; |
---|
2136 | } |
---|
2137 | |
---|
2138 | /* If the output projection is already set, we still need to create the |
---|
2139 | * projection object for a custom projection, so we can report errors. |
---|
2140 | * But if the string is identical, we know it's valid. |
---|
2141 | */ |
---|
2142 | if (!proj_out || |
---|
2143 | (ok_for_output == MAYBE && strcmp(proj_str, proj_str_out) != 0)) { |
---|
2144 | projPJ pj = pj_init_plus(proj_str); |
---|
2145 | if (!pj) { |
---|
2146 | set_pos(&fp); |
---|
2147 | compile_diagnostic(DIAG_ERR|DIAG_TOKEN, /*Invalid coordinate system: %s*/443, |
---|
2148 | pj_strerrno(pj_errno)); |
---|
2149 | skipline(); |
---|
2150 | return; |
---|
2151 | } |
---|
2152 | if (ok_for_output == MAYBE && pj_is_latlong(pj)) { |
---|
2153 | set_pos(&fp); |
---|
2154 | compile_diagnostic(DIAG_ERR|DIAG_TOKEN, /*Coordinate system unsuitable for output*/435); |
---|
2155 | skipline(); |
---|
2156 | return; |
---|
2157 | } |
---|
2158 | if (proj_out) { |
---|
2159 | pj_free(pj); |
---|
2160 | osfree(proj_str); |
---|
2161 | } else { |
---|
2162 | proj_out = pj; |
---|
2163 | proj_str_out = proj_str; |
---|
2164 | } |
---|
2165 | } |
---|
2166 | } else { |
---|
2167 | projPJ pj; |
---|
2168 | if (proj_str_out && strcmp(proj_str, proj_str_out) == 0) { |
---|
2169 | /* Same as the current output projection. */ |
---|
2170 | pj = proj_out; |
---|
2171 | } else { |
---|
2172 | pj = pj_init_plus(proj_str); |
---|
2173 | if (!pj) { |
---|
2174 | set_pos(&fp); |
---|
2175 | compile_diagnostic(DIAG_ERR|DIAG_TOKEN, /*Invalid coordinate system: %s*/443, |
---|
2176 | pj_strerrno(pj_errno)); |
---|
2177 | skipline(); |
---|
2178 | return; |
---|
2179 | } |
---|
2180 | } |
---|
2181 | |
---|
2182 | /* Free proj if not used by parent, or as the output projection. */ |
---|
2183 | settings * p = pcs; |
---|
2184 | if (p->proj && (!p->next || p->proj != p->next->proj)) |
---|
2185 | if (p->proj != proj_out) |
---|
2186 | pj_free(p->proj); |
---|
2187 | p->proj = pj; |
---|
2188 | } |
---|
2189 | } |
---|
2190 | |
---|
2191 | static const sztok infer_tab[] = { |
---|
2192 | { "EQUATES", INFER_EQUATES }, |
---|
2193 | { "EXPORTS", INFER_EXPORTS }, |
---|
2194 | { "PLUMBS", INFER_PLUMBS }, |
---|
2195 | #if 0 /* FIXME */ |
---|
2196 | { "SUBSURVEYS", INFER_SUBSURVEYS }, |
---|
2197 | #endif |
---|
2198 | { NULL, INFER_NULL } |
---|
2199 | }; |
---|
2200 | |
---|
2201 | static const sztok onoff_tab[] = { |
---|
2202 | { "OFF", 0 }, |
---|
2203 | { "ON", 1 }, |
---|
2204 | { NULL, -1 } |
---|
2205 | }; |
---|
2206 | |
---|
2207 | static void |
---|
2208 | cmd_infer(void) |
---|
2209 | { |
---|
2210 | infer_what setting; |
---|
2211 | int on; |
---|
2212 | get_token(); |
---|
2213 | setting = match_tok(infer_tab, TABSIZE(infer_tab)); |
---|
2214 | if (setting == INFER_NULL) { |
---|
2215 | compile_diagnostic(DIAG_ERR|DIAG_BUF|DIAG_SKIP, /*Found “%s”, expecting “EQUATES”, “EXPORTS”, or “PLUMBS”*/31, buffer); |
---|
2216 | return; |
---|
2217 | } |
---|
2218 | get_token(); |
---|
2219 | on = match_tok(onoff_tab, TABSIZE(onoff_tab)); |
---|
2220 | if (on == -1) { |
---|
2221 | compile_diagnostic(DIAG_ERR|DIAG_BUF|DIAG_SKIP, /*Found “%s”, expecting “ON” or “OFF”*/32, buffer); |
---|
2222 | return; |
---|
2223 | } |
---|
2224 | |
---|
2225 | if (on) { |
---|
2226 | pcs->infer |= BIT(setting); |
---|
2227 | if (setting == INFER_EXPORTS) fExportUsed = fTrue; |
---|
2228 | } else { |
---|
2229 | pcs->infer &= ~BIT(setting); |
---|
2230 | } |
---|
2231 | } |
---|
2232 | |
---|
2233 | static void |
---|
2234 | cmd_truncate(void) |
---|
2235 | { |
---|
2236 | unsigned int truncate_at = 0; /* default is no truncation */ |
---|
2237 | filepos fp; |
---|
2238 | |
---|
2239 | get_pos(&fp); |
---|
2240 | |
---|
2241 | get_token(); |
---|
2242 | if (strcmp(ucbuffer, "OFF") != 0) { |
---|
2243 | if (*ucbuffer) set_pos(&fp); |
---|
2244 | truncate_at = read_uint(); |
---|
2245 | } |
---|
2246 | /* for backward compatibility, "*truncate 0" means "*truncate off" */ |
---|
2247 | pcs->Truncate = (truncate_at == 0) ? INT_MAX : truncate_at; |
---|
2248 | } |
---|
2249 | |
---|
2250 | static void |
---|
2251 | cmd_ref(void) |
---|
2252 | { |
---|
2253 | /* Just syntax check for now. */ |
---|
2254 | char *ref = NULL; |
---|
2255 | int ref_len; |
---|
2256 | read_string(&ref, &ref_len); |
---|
2257 | s_free(&ref); |
---|
2258 | } |
---|
2259 | |
---|
2260 | static void |
---|
2261 | cmd_require(void) |
---|
2262 | { |
---|
2263 | const unsigned int version[] = {COMMAVERSION}; |
---|
2264 | const unsigned int *ver = version; |
---|
2265 | filepos fp; |
---|
2266 | |
---|
2267 | skipblanks(); |
---|
2268 | get_pos(&fp); |
---|
2269 | while (1) { |
---|
2270 | int diff = *ver++ - read_uint(); |
---|
2271 | if (diff > 0) break; |
---|
2272 | if (diff < 0) { |
---|
2273 | size_t i, len; |
---|
2274 | char *v; |
---|
2275 | filepos fp_tmp; |
---|
2276 | |
---|
2277 | /* find end of version number */ |
---|
2278 | while (isdigit(ch) || ch == '.') nextch(); |
---|
2279 | get_pos(&fp_tmp); |
---|
2280 | len = (size_t)(fp_tmp.offset - fp.offset); |
---|
2281 | v = osmalloc(len + 1); |
---|
2282 | set_pos(&fp); |
---|
2283 | for (i = 0; i < len; i++) { |
---|
2284 | v[i] = ch; |
---|
2285 | nextch(); |
---|
2286 | } |
---|
2287 | v[i] = '\0'; |
---|
2288 | /* TRANSLATORS: Feel free to translate as "or newer" instead of "or |
---|
2289 | * greater" if that gives a more natural translation. It's |
---|
2290 | * technically not quite right when there are parallel active release |
---|
2291 | * series (e.g. Survex 1.0.40 was released *after* 1.2.0), but this |
---|
2292 | * seems unlikely to confuse users. "Survex" is the name of the |
---|
2293 | * software, so should not be translated. |
---|
2294 | * |
---|
2295 | * Here "survey" is a "cave map" rather than list of questions - it should be |
---|
2296 | * translated to the terminology that cavers using the language would use. |
---|
2297 | */ |
---|
2298 | fatalerror_in_file(file.filename, file.line, /*Survex version %s or greater required to process this survey data.*/2, v); |
---|
2299 | } |
---|
2300 | if (ch != '.') break; |
---|
2301 | nextch(); |
---|
2302 | if (!isdigit(ch) || ver == version + sizeof(version) / sizeof(*version)) |
---|
2303 | break; |
---|
2304 | } |
---|
2305 | /* skip rest of version number */ |
---|
2306 | while (isdigit(ch) || ch == '.') nextch(); |
---|
2307 | } |
---|
2308 | |
---|
2309 | /* allocate new meta_data if need be */ |
---|
2310 | void |
---|
2311 | copy_on_write_meta(settings *s) |
---|
2312 | { |
---|
2313 | if (!s->meta || s->meta->ref_count != 0) { |
---|
2314 | meta_data * meta_new = osnew(meta_data); |
---|
2315 | if (!s->meta) { |
---|
2316 | meta_new->days1 = meta_new->days2 = -1; |
---|
2317 | } else { |
---|
2318 | *meta_new = *(s->meta); |
---|
2319 | } |
---|
2320 | meta_new->ref_count = 0; |
---|
2321 | s->meta = meta_new; |
---|
2322 | } |
---|
2323 | } |
---|
2324 | |
---|
2325 | static void |
---|
2326 | cmd_date(void) |
---|
2327 | { |
---|
2328 | int year, month, day; |
---|
2329 | int days1, days2; |
---|
2330 | bool implicit_range = fFalse; |
---|
2331 | filepos fp, fp2; |
---|
2332 | |
---|
2333 | get_pos(&fp); |
---|
2334 | read_date(&year, &month, &day); |
---|
2335 | days1 = days_since_1900(year, month ? month : 1, day ? day : 1); |
---|
2336 | |
---|
2337 | if (days1 > current_days_since_1900) { |
---|
2338 | set_pos(&fp); |
---|
2339 | compile_diagnostic(DIAG_WARN|DIAG_DATE, /*Date is in the future!*/80); |
---|
2340 | } |
---|
2341 | |
---|
2342 | skipblanks(); |
---|
2343 | if (ch == '-') { |
---|
2344 | nextch(); |
---|
2345 | get_pos(&fp2); |
---|
2346 | read_date(&year, &month, &day); |
---|
2347 | } else { |
---|
2348 | if (month && day) { |
---|
2349 | days2 = days1; |
---|
2350 | goto read; |
---|
2351 | } |
---|
2352 | implicit_range = fTrue; |
---|
2353 | } |
---|
2354 | |
---|
2355 | if (month == 0) month = 12; |
---|
2356 | if (day == 0) day = last_day(year, month); |
---|
2357 | days2 = days_since_1900(year, month, day); |
---|
2358 | |
---|
2359 | if (!implicit_range && days2 > current_days_since_1900) { |
---|
2360 | set_pos(&fp2); |
---|
2361 | compile_diagnostic(DIAG_WARN|DIAG_DATE, /*Date is in the future!*/80); |
---|
2362 | } |
---|
2363 | |
---|
2364 | if (days2 < days1) { |
---|
2365 | set_pos(&fp); |
---|
2366 | compile_diagnostic(DIAG_ERR|DIAG_TOKEN, /*End of date range is before the start*/81); |
---|
2367 | int tmp = days1; |
---|
2368 | days1 = days2; |
---|
2369 | days2 = tmp; |
---|
2370 | } |
---|
2371 | |
---|
2372 | read: |
---|
2373 | if (!pcs->meta || pcs->meta->days1 != days1 || pcs->meta->days2 != days2) { |
---|
2374 | copy_on_write_meta(pcs); |
---|
2375 | pcs->meta->days1 = days1; |
---|
2376 | pcs->meta->days2 = days2; |
---|
2377 | /* Invalidate cached declination. */ |
---|
2378 | pcs->declination = HUGE_REAL; |
---|
2379 | } |
---|
2380 | } |
---|
2381 | |
---|
2382 | typedef void (*cmd_fn)(void); |
---|
2383 | |
---|
2384 | static const cmd_fn cmd_funcs[] = { |
---|
2385 | cmd_alias, |
---|
2386 | cmd_begin, |
---|
2387 | cmd_calibrate, |
---|
2388 | cmd_case, |
---|
2389 | skipline, /*cmd_copyright,*/ |
---|
2390 | cmd_cs, |
---|
2391 | cmd_data, |
---|
2392 | cmd_date, |
---|
2393 | cmd_declination, |
---|
2394 | #ifndef NO_DEPRECATED |
---|
2395 | cmd_default, |
---|
2396 | #endif |
---|
2397 | cmd_end, |
---|
2398 | cmd_entrance, |
---|
2399 | cmd_equate, |
---|
2400 | cmd_export, |
---|
2401 | cmd_fix, |
---|
2402 | cmd_flags, |
---|
2403 | cmd_include, |
---|
2404 | cmd_infer, |
---|
2405 | skipline, /*cmd_instrument,*/ |
---|
2406 | #ifndef NO_DEPRECATED |
---|
2407 | cmd_prefix, |
---|
2408 | #endif |
---|
2409 | cmd_ref, |
---|
2410 | cmd_require, |
---|
2411 | cmd_sd, |
---|
2412 | cmd_set, |
---|
2413 | solve_network, |
---|
2414 | skipline, /*cmd_team,*/ |
---|
2415 | cmd_title, |
---|
2416 | cmd_truncate, |
---|
2417 | cmd_units |
---|
2418 | }; |
---|
2419 | |
---|
2420 | extern void |
---|
2421 | handle_command(void) |
---|
2422 | { |
---|
2423 | int cmdtok; |
---|
2424 | get_token(); |
---|
2425 | cmdtok = match_tok(cmd_tab, TABSIZE(cmd_tab)); |
---|
2426 | |
---|
2427 | if (cmdtok < 0 || cmdtok >= (int)(sizeof(cmd_funcs) / sizeof(cmd_fn))) { |
---|
2428 | compile_diagnostic(DIAG_ERR|DIAG_BUF|DIAG_SKIP, /*Unknown command “%s”*/12, buffer); |
---|
2429 | return; |
---|
2430 | } |
---|
2431 | |
---|
2432 | switch (cmdtok) { |
---|
2433 | case CMD_EXPORT: |
---|
2434 | if (!f_export_ok) |
---|
2435 | /* TRANSLATORS: The *EXPORT command is only valid just after *BEGIN |
---|
2436 | * <SURVEY>, so this would generate this error: |
---|
2437 | * |
---|
2438 | * *begin fred |
---|
2439 | * 1 2 1.23 045 -6 |
---|
2440 | * *export 2 |
---|
2441 | * *end fred */ |
---|
2442 | compile_diagnostic(DIAG_ERR, /**EXPORT must immediately follow “*BEGIN <SURVEY>”*/57); |
---|
2443 | break; |
---|
2444 | case CMD_ALIAS: |
---|
2445 | case CMD_CALIBRATE: |
---|
2446 | case CMD_CASE: |
---|
2447 | case CMD_COPYRIGHT: |
---|
2448 | case CMD_CS: |
---|
2449 | case CMD_DATA: |
---|
2450 | case CMD_DATE: |
---|
2451 | case CMD_DECLINATION: |
---|
2452 | case CMD_DEFAULT: |
---|
2453 | case CMD_FLAGS: |
---|
2454 | case CMD_INFER: |
---|
2455 | case CMD_INSTRUMENT: |
---|
2456 | case CMD_REF: |
---|
2457 | case CMD_REQUIRE: |
---|
2458 | case CMD_SD: |
---|
2459 | case CMD_SET: |
---|
2460 | case CMD_TEAM: |
---|
2461 | case CMD_TITLE: |
---|
2462 | case CMD_TRUNCATE: |
---|
2463 | case CMD_UNITS: |
---|
2464 | /* These can occur between *begin and *export */ |
---|
2465 | break; |
---|
2466 | default: |
---|
2467 | /* NB: additional handling for "*begin <survey>" in cmd_begin */ |
---|
2468 | f_export_ok = fFalse; |
---|
2469 | break; |
---|
2470 | } |
---|
2471 | |
---|
2472 | cmd_funcs[cmdtok](); |
---|
2473 | } |
---|