diff options
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) |