1 | dnl @synopsis AC_DEFINE_DIR(VARNAME, DIR [, DESCRIPTION]) |
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2 | dnl |
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3 | dnl This macro sets VARNAME to the expansion of the DIR variable, |
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4 | dnl taking care of fixing up ${prefix} and such. |
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5 | dnl |
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6 | dnl VARNAME is then offered as both an output variable and a C |
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7 | dnl preprocessor symbol. |
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8 | dnl |
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9 | dnl Example: |
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10 | dnl |
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11 | dnl AC_DEFINE_DIR([DATADIR], [datadir], [Where data are placed to.]) |
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12 | dnl |
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13 | dnl @category Misc |
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14 | dnl @author Stepan Kasal <kasal@ucw.cz> |
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15 | dnl @author Andreas Schwab <schwab@suse.de> |
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16 | dnl @author Guido Draheim <guidod@gmx.de> |
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17 | dnl @author Alexandre Oliva |
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18 | dnl @version 2005-07-29 |
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19 | dnl @license AllPermissive |
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20 | |
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21 | AC_DEFUN([AC_DEFINE_DIR], [ |
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22 | prefix_NONE= |
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23 | exec_prefix_NONE= |
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24 | test "x$prefix" = xNONE && prefix_NONE=yes && prefix=$ac_default_prefix |
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25 | test "x$exec_prefix" = xNONE && exec_prefix_NONE=yes && exec_prefix=$prefix |
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26 | dnl In Autoconf 2.60, ${datadir} refers to ${datarootdir}, which in turn |
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27 | dnl refers to ${prefix}. Thus we have to use `eval' twice. |
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28 | eval ac_define_dir="\"[$]$2\"" |
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29 | eval ac_define_dir="\"$ac_define_dir\"" |
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30 | AC_SUBST($1, "$ac_define_dir") |
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31 | AC_DEFINE_UNQUOTED($1, "$ac_define_dir", [$3]) |
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32 | test "$prefix_NONE" && prefix=NONE |
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33 | test "$exec_prefix_NONE" && exec_prefix=NONE |
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34 | ]) |
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