diff options
Diffstat (limited to 'source4/lib/replace/libreplace.m4')
| -rw-r--r-- | source4/lib/replace/libreplace.m4 | 32 |
1 files changed, 32 insertions, 0 deletions
diff --git a/source4/lib/replace/libreplace.m4 b/source4/lib/replace/libreplace.m4 index c72de29b1e..cdd83113ed 100644 --- a/source4/lib/replace/libreplace.m4 +++ b/source4/lib/replace/libreplace.m4 @@ -1,3 +1,7 @@ +dnl needed before AC_TRY_COMPILE +AC_ISC_POSIX + +AC_C_INLINE LIBREPLACE_C99_STRUCT_INIT([],[]) @@ -16,6 +20,16 @@ AC_SUBST(LIBREPLACEOBJ) AC_SYS_LARGEFILE +dnl Add #include for broken IRIX header files +case "$host_os" in + *irix6*) AC_ADD_INCLUDE(<standards.h>) + ;; +esac + +AC_C_BIGENDIAN +AC_HEADER_STDC + + AC_CHECK_HEADERS([stdint.h inttypes.h]) AC_CHECK_TYPE(uint_t, unsigned int) AC_CHECK_TYPE(uint8_t, unsigned char) @@ -260,3 +274,21 @@ if test x"$samba_cv_HAVE_OPEN_O_DIRECT" = x"yes"; then fi +AC_CACHE_CHECK([that the C compiler can precompile header files],samba_cv_precompiled_headers, [ + dnl Check whether the compiler can generate precompiled headers + touch conftest.h + if ${CC-cc} conftest.h 2> /dev/null && test -f conftest.h.gch; then + precompiled_headers=yes + else + precompiled_headers=no + fi]) +AC_SUBST(precompiled_headers) + + +dnl Check if the C compiler understands volatile (it should, being ANSI). +AC_CACHE_CHECK([that the C compiler understands volatile],samba_cv_volatile, [ + AC_TRY_COMPILE([#include <sys/types.h>],[volatile int i = 0], + samba_cv_volatile=yes,samba_cv_volatile=no)]) +if test x"$samba_cv_volatile" = x"yes"; then + AC_DEFINE(HAVE_VOLATILE, 1, [Whether the C compiler understands volatile]) +fi |