1dnl @synopsis AC_DEFINE_DIR(VARNAME, DIR [, DESCRIPTION]) 2dnl 3dnl This macro sets VARNAME to the expansion of the DIR variable, 4dnl taking care of fixing up ${prefix} and such. 5dnl 6dnl VARNAME is then offered as both an output variable and a C 7dnl preprocessor symbol. 8dnl 9dnl Example: 10dnl 11dnl AC_DEFINE_DIR([DATADIR], [datadir], [Where data are placed to.]) 12dnl 13dnl @category Misc 14dnl @author Stepan Kasal <kasal@ucw.cz> 15dnl @author Andreas Schwab <schwab@suse.de> 16dnl @author Guido U. Draheim <guidod@gmx.de> 17dnl @author Alexandre Oliva 18dnl @version 2006-10-13 19dnl @license AllPermissive 20 21AC_DEFUN([AC_DEFINE_DIR], [ 22 prefix_NONE= 23 exec_prefix_NONE= 24 test "x$prefix" = xNONE && prefix_NONE=yes && prefix=$ac_default_prefix 25 test "x$exec_prefix" = xNONE && exec_prefix_NONE=yes && exec_prefix=$prefix 26dnl In Autoconf 2.60, ${datadir} refers to ${datarootdir}, which in turn 27dnl refers to ${prefix}. Thus we have to use `eval' twice. 28 eval ac_define_dir="\"[$]$2\"" 29 eval ac_define_dir="\"$ac_define_dir\"" 30 AC_SUBST($1, "$ac_define_dir") 31 AC_DEFINE_UNQUOTED($1, "$ac_define_dir", [$3]) 32 test "$prefix_NONE" && prefix=NONE 33 test "$exec_prefix_NONE" && exec_prefix=NONE 34]) 35 36