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| author |   Mike Frysinger <vapier@gentoo.org> | 2015-09-13 01:30:02 -0400 |
|---|---|---|
| committer | Mike Frysinger <vapier@gentoo.org> | 2015-09-13 01:30:02 -0400 |
| commit | 182cde0e780e2b3b0bc7de51f4712c54f47c89ad (patch) | |
| tree | 42507e8d9f5271c35b1aec17d80a0a42de60865c /m4/ax_check_link_flag.m4 | |
| parent | gitignore: ignore configure.lineno (diff) | |
| download | sandbox-182cde0e780e2b3b0bc7de51f4712c54f47c89ad.tar.gz sandbox-182cde0e780e2b3b0bc7de51f4712c54f47c89ad.tar.bz2 sandbox-182cde0e780e2b3b0bc7de51f4712c54f47c89ad.zip | |
update autotool files
Fix up the recursive logic with the ax processing so we actually grab all
the ones we need. We probably grab too many, but meh.
Signed-off-by: Mike Frysinger <vapier@gentoo.org>
Diffstat (limited to 'm4/ax_check_link_flag.m4')
| -rw-r--r-- | m4/ax_check_link_flag.m4 | 13 |
1 files changed, 8 insertions, 5 deletions
diff --git a/m4/ax_check_link_flag.m4 b/m4/ax_check_link_flag.m4 index e2d0d36..eb01a6c 100644 --- a/m4/ax_check_link_flag.m4 +++ b/m4/ax_check_link_flag.m4 @@ -4,7 +4,7 @@ # # SYNOPSIS # -# AX_CHECK_LINK_FLAG(FLAG, [ACTION-SUCCESS], [ACTION-FAILURE], [EXTRA-FLAGS]) +# AX_CHECK_LINK_FLAG(FLAG, [ACTION-SUCCESS], [ACTION-FAILURE], [EXTRA-FLAGS], [INPUT]) # # DESCRIPTION # @@ -19,6 +19,8 @@ # EXTRA-FLAGS FLAG". This can for example be used to force the linker to # issue an error when a bad flag is given. # +# INPUT gives an alternative input source to AC_LINK_IFELSE. +# # NOTE: Implementation based on AX_CFLAGS_GCC_OPTION. Please keep this # macro in sync with AX_CHECK_{PREPROC,COMPILE}_FLAG. # @@ -53,18 +55,19 @@ # modified version of the Autoconf Macro, you may extend this special # exception to the GPL to apply to your modified version as well. -#serial 2 +#serial 4 AC_DEFUN([AX_CHECK_LINK_FLAG], -[AS_VAR_PUSHDEF([CACHEVAR],[ax_cv_check_ldflags_$4_$1])dnl +[AC_PREREQ(2.64)dnl for _AC_LANG_PREFIX and AS_VAR_IF +AS_VAR_PUSHDEF([CACHEVAR],[ax_cv_check_ldflags_$4_$1])dnl AC_CACHE_CHECK([whether the linker accepts $1], CACHEVAR, [ ax_check_save_flags=$LDFLAGS LDFLAGS="$LDFLAGS $4 $1" - AC_LINK_IFELSE([AC_LANG_PROGRAM()], + AC_LINK_IFELSE([m4_default([$5],[AC_LANG_PROGRAM()])], [AS_VAR_SET(CACHEVAR,[yes])], [AS_VAR_SET(CACHEVAR,[no])]) LDFLAGS=$ax_check_save_flags]) -AS_IF([test x"AS_VAR_GET(CACHEVAR)" = xyes], +AS_VAR_IF(CACHEVAR,yes, [m4_default([$2], :)], [m4_default([$3], :)]) AS_VAR_POPDEF([CACHEVAR])dnl |