diff options
Diffstat (limited to 'source4/build/m4/check_make.m4')
| -rw-r--r-- | source4/build/m4/check_make.m4 | 39 |
1 files changed, 39 insertions, 0 deletions
diff --git a/source4/build/m4/check_make.m4 b/source4/build/m4/check_make.m4 new file mode 100644 index 0000000000..f497684453 --- /dev/null +++ b/source4/build/m4/check_make.m4 @@ -0,0 +1,39 @@ +dnl SMB Build Environment make Checks +dnl ------------------------------------------------------- +dnl Copyright (C) Stefan (metze) Metzmacher 2004 +dnl Copyright (C) Jelmer Vernooij 2005 +dnl Released under the GNU GPL +dnl ------------------------------------------------------- +dnl + +AC_PATH_PROGS(MAKE,gmake make) + +AC_CACHE_CHECK([whether we have GNU make], samba_cv_gnu_make, [ +if ! $ac_cv_path_MAKE --version | head -1 | grep GNU 2>/dev/null >/dev/null +then + AC_MSG_ERROR([Unable to find GNU make]) +fi +]) + +AC_CACHE_CHECK([GNU make version], samba_cv_gnu_make_version,[ + samba_cv_gnu_make_version=`$ac_cv_path_MAKE --version | head -1 | cut -d " " -f 3 2>/dev/null` + ]) + GNU_MAKE_VERSION=$samba_cv_gnu_make_version + AC_SUBST(GNU_MAKE_VERSION) + + +new_make=no +AC_MSG_CHECKING([for GNU make >= 3.81]) +if $PERL -e " \$_ = '$GNU_MAKE_VERSION'; s/@<:@^\d\.@:>@.*//g; exit (\$_ < 3.81);"; then + new_make=yes +fi +AC_MSG_RESULT($new_make) +automatic_dependencies=no +AX_CFLAGS_GCC_OPTION([-M -MT conftest.d -MF conftest.o], [], [ automatic_dependencies=$new_make ], []) +AC_MSG_CHECKING([Whether to use automatic dependencies]) +AC_ARG_ENABLE(automatic-dependencies, +[ --enable-automatic-dependencies Enable automatic dependencies], +[ automatic_dependencies=$enableval ], +[ automatic_dependencies=no ]) +AC_MSG_RESULT($automatic_dependencies) +AC_SUBST(automatic_dependencies) |