1 dnl AC_VALIDATE_CACHE_SYSTEM_TYPE[(cmd)]
2 dnl if the cache file is inconsistent with the current host,
3 dnl target and build system types, execute CMD or print a default
5 AC_DEFUN(AC_VALIDATE_CACHE_SYSTEM_TYPE, [
6 AC_REQUIRE([AC_CANONICAL_SYSTEM])
7 AC_MSG_CHECKING([config.cache system type])
8 if { test x"${ac_cv_host_system_type+set}" = x"set" &&
9 test x"$ac_cv_host_system_type" != x"$host"; } ||
10 { test x"${ac_cv_build_system_type+set}" = x"set" &&
11 test x"$ac_cv_build_system_type" != x"$build"; } ||
12 { test x"${ac_cv_target_system_type+set}" = x"set" &&
13 test x"$ac_cv_target_system_type" != x"$target"; }; then
14 AC_MSG_RESULT([different])
16 [AC_MSG_ERROR(["you must remove config.cache and restart configure"])])
20 ac_cv_host_system_type="$host"
21 ac_cv_build_system_type="$build"
22 ac_cv_target_system_type="$target"
25 dnl based on Automake's maintainer mode
26 AC_DEFUN(SAMBA_MAINTAINER_MODE,[
27 AC_ARG_ENABLE(maintainer-mode,
28 [ --enable-maintainer-mode enable some make rules for maintainers],
29 maint_mode=$enableval, maint_mode=no)
30 if test x"$maint_mode" = x"yes"; then MAINT=; else MAINT='#'; fi
32 AC_PATH_PROG(AUTOCONF, autoconf, autoconf)
34 AC_PATH_PROG(AUTOHEADER, autoheader, autoheader)
39 dnl test whether dirent has a d_off member
40 AC_DEFUN(AC_DIRENT_D_OFF,
41 [AC_CACHE_CHECK([for d_off in dirent], ac_cv_dirent_d_off,
44 #include <sys/types.h>
45 #include <dirent.h>], [struct dirent d; d.d_off;],
46 ac_cv_dirent_d_off=yes, ac_cv_dirent_d_off=no)])
47 if test $ac_cv_dirent_d_off = yes; then
48 AC_DEFINE(HAVE_DIRENT_D_OFF)
53 dnl AC_PROG_CC_FLAG(flag)
54 AC_DEFUN(AC_PROG_CC_FLAG,
55 [AC_CACHE_CHECK(whether ${CC-cc} accepts -$1, ac_cv_prog_cc_$1,
56 [echo 'void f(){}' > conftest.c
57 if test -z "`${CC-cc} -$1 -c conftest.c 2>&1`"; then