Mercurial > libpst
diff m4/ac_define_dir.m4 @ 207:17d2d6a7587f
add missing m4 macros to source control
| author | Carl Byington <carl@five-ten-sg.com> |
|---|---|
| date | Sat, 06 Jun 2009 12:53:28 -0700 |
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| children |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/m4/ac_define_dir.m4 Sat Jun 06 12:53:28 2009 -0700 @@ -0,0 +1,49 @@ +# =========================================================================== +# http://autoconf-archive.cryp.to/ac_define_dir.html +# =========================================================================== +# +# SYNOPSIS +# +# AC_DEFINE_DIR(VARNAME, DIR [, DESCRIPTION]) +# +# DESCRIPTION +# +# This macro sets VARNAME to the expansion of the DIR variable, taking +# care of fixing up ${prefix} and such. +# +# VARNAME is then offered as both an output variable and a C preprocessor +# symbol. +# +# Example: +# +# AC_DEFINE_DIR([DATADIR], [datadir], [Where data are placed to.]) +# +# LAST MODIFICATION +# +# 2008-04-12 +# +# COPYLEFT +# +# Copyright (c) 2008 Stepan Kasal <kasal@ucw.cz> +# Copyright (c) 2008 Andreas Schwab <schwab@suse.de> +# Copyright (c) 2008 Guido U. Draheim <guidod@gmx.de> +# Copyright (c) 2008 Alexandre Oliva +# +# Copying and distribution of this file, with or without modification, are +# permitted in any medium without royalty provided the copyright notice +# and this notice are preserved. + +AC_DEFUN([AC_DEFINE_DIR], [ + prefix_NONE= + exec_prefix_NONE= + test "x$prefix" = xNONE && prefix_NONE=yes && prefix=$ac_default_prefix + test "x$exec_prefix" = xNONE && exec_prefix_NONE=yes && exec_prefix=$prefix +dnl In Autoconf 2.60, ${datadir} refers to ${datarootdir}, which in turn +dnl refers to ${prefix}. Thus we have to use `eval' twice. + eval ac_define_dir="\"[$]$2\"" + eval ac_define_dir="\"$ac_define_dir\"" + AC_SUBST($1, "$ac_define_dir") + AC_DEFINE_UNQUOTED($1, "$ac_define_dir", [$3]) + test "$prefix_NONE" && prefix=NONE + test "$exec_prefix_NONE" && exec_prefix=NONE +])