2019-02-11 19:45:24 +00:00
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dnl @synopsis AC_DEFINE_DIR(VARNAME, DIR [, DESCRIPTION])
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dnl
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dnl This macro _AC_DEFINEs VARNAME to the expansion of the DIR
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dnl variable, taking care of fixing up ${prefix} and such.
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dnl
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dnl VARNAME is offered as both a C preprocessor symbol, and an output
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dnl variable.
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dnl
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dnl Note that the 3 argument form is only supported with autoconf 2.13
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dnl and later (i.e. only where _AC_DEFINE supports 3 arguments).
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dnl
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dnl Examples:
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dnl
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dnl AC_DEFINE_DIR(DATADIR, datadir)
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dnl AC_DEFINE_DIR(PROG_PATH, bindir, [Location of installed binaries])
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dnl
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dnl @category Misc
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dnl @author Stepan Kasal <kasal@ucw.cz>
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dnl @author Andreas Schwab <schwab@suse.de>
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dnl @author Guido Draheim <guidod@gmx.de>
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dnl @author Alexandre Oliva
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dnl @version 2005-01-17
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dnl @license AllPermissive
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AC_DEFUN([AC_DEFINE_DIR], [
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prefix_NONE=
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exec_prefix_NONE=
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test "x$prefix" = xNONE && prefix_NONE=yes && prefix=$ac_default_prefix
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test "x$exec_prefix" = xNONE && exec_prefix_NONE=yes && exec_prefix=$prefix
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eval ac_define_dir="\"[$]$2\""
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AC_SUBST($1, "$ac_define_dir")
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AC_DEFINE_UNQUOTED($1, "$ac_define_dir", [$3])
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test "$prefix_NONE" && prefix=NONE
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test "$exec_prefix_NONE" && exec_prefix=NONE
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])
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