1275970Scydnl @synopsis AC_DEFINE_DIR(VARNAME, DIR [, DESCRIPTION]) 2275970Scydnl 3275970Scydnl This macro sets VARNAME to the expansion of the DIR variable, 4275970Scydnl taking care of fixing up ${prefix} and such. 5275970Scydnl 6275970Scydnl VARNAME is then offered as both an output variable and a C 7275970Scydnl preprocessor symbol. 8275970Scydnl 9275970Scydnl Example: 10275970Scydnl 11275970Scydnl AC_DEFINE_DIR([DATADIR], [datadir], [Where data are placed to.]) 12275970Scydnl 13275970Scydnl @category Misc 14275970Scydnl @author Stepan Kasal <kasal@ucw.cz> 15275970Scydnl @author Andreas Schwab <schwab@suse.de> 16275970Scydnl @author Guido U. Draheim <guidod@gmx.de> 17275970Scydnl @author Alexandre Oliva 18275970Scydnl @version 2006-10-13 19275970Scydnl @license AllPermissive 20275970Scy 21275970ScyAC_DEFUN([AC_DEFINE_DIR], [ 22275970Scy prefix_NONE= 23275970Scy exec_prefix_NONE= 24275970Scy test "x$prefix" = xNONE && prefix_NONE=yes && prefix=$ac_default_prefix 25275970Scy test "x$exec_prefix" = xNONE && exec_prefix_NONE=yes && exec_prefix=$prefix 26275970Scydnl In Autoconf 2.60, ${datadir} refers to ${datarootdir}, which in turn 27275970Scydnl refers to ${prefix}. Thus we have to use `eval' twice. 28275970Scy eval ac_define_dir="\"[$]$2\"" 29275970Scy eval ac_define_dir="\"$ac_define_dir\"" 30275970Scy AC_SUBST($1, "$ac_define_dir") 31275970Scy AC_DEFINE_UNQUOTED($1, "$ac_define_dir", [$3]) 32275970Scy test "$prefix_NONE" && prefix=NONE 33275970Scy test "$exec_prefix_NONE" && exec_prefix=NONE 34275970Scy]) 35275970Scy 36