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 ${prefix} and such. 5dnl 6dnl VARNAME is then offered as both an output variable and a C 7dnl preprocessor symbol. 8dnl 9dnl Modified by Mark Hessling to fix eval bug 10dnl 11dnl Example: 12dnl 13dnl AC_DEFINE_DIR([DATADIR], [datadir], [Where data are placed to.]) 14dnl 15dnl @category Misc 16dnl @author Stepan Kasal <kasal@ucw.cz> 17dnl @author Andreas Schwab <schwab@suse.de> 18dnl @author Guido U. Draheim <guidod@gmx.de> 19dnl @author Alexandre Oliva 20dnl @version 2006-10-13 21dnl @license AllPermissive 22 23AC_DEFUN([AC_DEFINE_DIR], [ 24 prefix_NONE= 25 exec_prefix_NONE= 26 test "x$prefix" = xNONE && prefix_NONE=yes && prefix=$ac_default_prefix 27 test "x$exec_prefix" = xNONE && exec_prefix_NONE=yes && exec_prefix=$prefix 28dnl In Autoconf 2.60, ${datadir} refers to ${datarootdir}, which in turn 29dnl refers to ${prefix}. Thus we have to use `eval' twice. 30 eval ac_define_dir="\"$2\"" 31 eval ac_define_dir="\"$ac_define_dir\"" 32 AC_SUBST($1, "$ac_define_dir") 33 AC_DEFINE_UNQUOTED($1, "$ac_define_dir", [$3]) 34 test "$prefix_NONE" && prefix=NONE 35 test "$exec_prefix_NONE" && exec_prefix=NONE 36]) 37 38