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author | Andrew Tridgell <tridge@samba.org> | 2001-05-30 12:28:13 +0000 |
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committer | Andrew Tridgell <tridge@samba.org> | 2001-05-30 12:28:13 +0000 |
commit | 05d08414728313e2ca04cd5ccbd3ce9d3470a0a3 (patch) | |
tree | b2af01ef32b440fec6d89b097246aa86840b1941 /source3/aclocal.m4 | |
parent | ad7c3ea0f0918f09283ab28e4fe99f1156ab52f1 (diff) | |
download | samba-05d08414728313e2ca04cd5ccbd3ce9d3470a0a3.tar.gz samba-05d08414728313e2ca04cd5ccbd3ce9d3470a0a3.tar.bz2 samba-05d08414728313e2ca04cd5ccbd3ce9d3470a0a3.zip |
- added AC_HAVE_DECL() macro to aclocal.m4, so we can easily add
tests for a fn or variable being defined in headers
- used this to add prototypes for asprintf and vasprintf on systems
that don't have them
(This used to be commit ab2465239414853a14529f88a25f13c392aa2d3f)
Diffstat (limited to 'source3/aclocal.m4')
-rw-r--r-- | source3/aclocal.m4 | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/source3/aclocal.m4 b/source3/aclocal.m4 index 9a7145402a..13788f99be 100644 --- a/source3/aclocal.m4 +++ b/source3/aclocal.m4 @@ -49,6 +49,20 @@ fi rm -f conftest* ])]) +dnl see if a declaration exists for a function or variable +dnl defines HAVE_function_DECL if it exists +dnl AC_HAVE_DECL(var, includes) +AC_DEFUN(AC_HAVE_DECL, +[ + AC_CACHE_CHECK([for $1 declaration],ac_cv_have_$1_decl,[ + AC_TRY_COMPILE([$2],[int i = (int)$1], + ac_cv_have_$1_decl=yes,ac_cv_have_$1_decl=no)]) + if test x"$ac_cv_have_$1_decl" = x"yes"; then + AC_DEFINE([HAVE_]translit([$1], [a-z], [A-Z])[_DECL]) + fi +]) + + dnl check for a function in a library, but don't dnl keep adding the same library to the LIBS variable. dnl AC_LIBTESTFUNC(lib,func) |