[a580dc1] | 1 | #!/usr/bin/perl -w |
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[68d7dfc] | 2 | |
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| 3 | # gettexttomsg.pl |
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| 4 | # |
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[21a159f] | 5 | # Copyright (C) 2001,2002,2005,2011,2012,2014,2015 Olly Betts |
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[68d7dfc] | 6 | # |
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| 7 | # This program is free software; you can redistribute it and/or modify |
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| 8 | # it under the terms of the GNU General Public License as published by |
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| 9 | # the Free Software Foundation; either version 2 of the License, or |
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| 10 | # (at your option) any later version. |
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| 11 | # |
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| 12 | # This program is distributed in the hope that it will be useful, |
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| 13 | # but WITHOUT ANY WARRANTY; without even the implied warranty of |
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| 14 | # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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| 15 | # GNU General Public License for more details. |
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| 16 | # |
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| 17 | # You should have received a copy of the GNU General Public License |
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| 18 | # along with this program; if not, write to the Free Software |
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| 19 | # Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA |
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| 20 | |
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[6432368] | 21 | require 5.008; |
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[a580dc1] | 22 | use strict; |
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| 23 | |
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| 24 | my %revmsgs = (); |
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| 25 | |
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[0dc5829] | 26 | my $msgno; |
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| 27 | open MSG, "../lib/survex.pot" or die $!; |
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[a580dc1] | 28 | while (<MSG>) { |
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[0dc5829] | 29 | if (/^#: n:(\d+)$/) { |
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| 30 | $msgno = $1; |
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| 31 | } elsif (defined $msgno && /^msgid\s*"(.*)"/) { |
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| 32 | $revmsgs{$1} = $msgno; |
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| 33 | $msgno = undef; |
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[c930b7f] | 34 | } |
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[a580dc1] | 35 | } |
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[0dc5829] | 36 | close MSG; |
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[a580dc1] | 37 | |
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| 38 | my $die = 0; |
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| 39 | |
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[845dff3] | 40 | my $suppress_argc_argv_unused_warnings = 0; |
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[21a159f] | 41 | my @conditionals; |
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| 42 | my %macro; |
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| 43 | # Helper so we can just eval preprocessor expressions. |
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| 44 | sub pp_defined { exists $macro{$_[0]} // 0 } |
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| 45 | |
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| 46 | sub pp_eval { |
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| 47 | local $_ = shift; |
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| 48 | # defined is a built-in function in Perl. |
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| 49 | s/\bdefined\b/pp_defined/g; |
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| 50 | no strict 'subs'; |
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| 51 | no warnings; |
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| 52 | return eval($_); |
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| 53 | } |
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| 54 | |
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| 55 | my $active = 1; |
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[a580dc1] | 56 | while (<>) { |
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[21a159f] | 57 | if (m!^#\s*(\w+)\s*(.*?)\s*(?:/[/*].*)?$!) { |
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| 58 | my ($directive, $cond) = ($1, $2); |
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| 59 | if ($directive eq 'endif') { |
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| 60 | if (@conditionals == 0) { |
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| 61 | die "$ARGV:$.: Unmatched #endif\n"; |
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| 62 | } |
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| 63 | $active = pop @conditionals; |
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| 64 | } elsif ($directive eq 'else') { |
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| 65 | if (@conditionals == 0) { |
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| 66 | die "$ARGV:$.: Unmatched #else\n"; |
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| 67 | } |
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| 68 | $active = (!$active) && $conditionals[-1]; |
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| 69 | } elsif ($directive eq 'ifdef') { |
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| 70 | push @conditionals, $active; |
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| 71 | $active &&= pp_defined($cond); |
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| 72 | } elsif ($directive eq 'ifndef') { |
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| 73 | push @conditionals, $active; |
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| 74 | $active &&= !pp_defined($cond); |
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| 75 | } elsif ($directive eq 'if') { |
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| 76 | push @conditionals, $active; |
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| 77 | $active &&= pp_eval($cond); |
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| 78 | } elsif ($active) { |
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| 79 | if ($directive eq 'define') { |
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| 80 | $cond =~ /^(\w+)\s*(.*)/; |
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| 81 | $macro{$1} = $2; |
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| 82 | no warnings; |
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| 83 | eval "sub $1 { q($2) }"; |
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| 84 | } elsif ($directive eq 'undef') { |
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| 85 | $cond =~ /^(\w+)/; |
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| 86 | no warnings; |
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| 87 | eval "sub $1 { 0 }"; |
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| 88 | } |
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| 89 | } |
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| 90 | print; |
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| 91 | next; |
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| 92 | } |
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| 93 | |
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| 94 | if (!$active) { |
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| 95 | print; |
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| 96 | next; |
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| 97 | } |
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| 98 | |
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[845dff3] | 99 | if ($suppress_argc_argv_unused_warnings && /^{/) { |
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| 100 | $suppress_argc_argv_unused_warnings = 0; |
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[9fe9323] | 101 | print "$_ (void)argc;\n (void)argv;\n"; |
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[845dff3] | 102 | next; |
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| 103 | } |
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| 104 | |
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| 105 | if (/^_getopt_initialize\b/) { |
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| 106 | $suppress_argc_argv_unused_warnings = 1; |
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| 107 | } elsif (!/^\s*#/) { |
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[a580dc1] | 108 | while (/\\\n$/) { |
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| 109 | $_ .= <>; |
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| 110 | } |
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| 111 | # very crude - doesn't know about comments, etc |
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[c40038a] | 112 | s!\b_\("(.*?)"\)!replacement($1)!gse; |
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[a580dc1] | 113 | } elsif (/\s*#\s*define\s+_\(/) { |
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| 114 | $_ = "#include \"message.h\"\n"; |
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| 115 | } |
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| 116 | print; |
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| 117 | } |
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| 118 | |
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| 119 | if ($die) { |
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| 120 | die "Not all messages found!\n"; |
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| 121 | } |
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| 122 | |
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[c40038a] | 123 | sub replacement { |
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[a580dc1] | 124 | my $msg = shift; |
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| 125 | $msg =~ s/\\\n//g; |
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[c40038a] | 126 | my $msgno = ""; |
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| 127 | if (exists $revmsgs{$msg}) { |
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| 128 | $msgno = $revmsgs{$msg}; |
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| 129 | } else { |
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[0804fbe] | 130 | my $tmp = $msg; |
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[ee7511a] | 131 | $tmp =~ s/`(.*?)'/“$1”/g; |
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| 132 | $tmp =~ s/(\w)'(\w)/$1’$2/g; |
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[0804fbe] | 133 | if (exists $revmsgs{$tmp}) { |
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| 134 | $msg = $tmp; |
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| 135 | $msgno = $revmsgs{$msg}; |
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| 136 | } else { |
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| 137 | if (!$die) { |
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| 138 | print STDERR "Message(s) not found in message file:\n"; |
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| 139 | $die = 1; |
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| 140 | } |
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| 141 | print STDERR "'$msg'\n"; |
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[a580dc1] | 142 | } |
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| 143 | } |
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[c40038a] | 144 | return "msg(/*$msg*/$msgno)"; |
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[a580dc1] | 145 | } |
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