diff options
Diffstat (limited to 'source4/build/m4/check_make.m4')
| -rw-r--r-- | source4/build/m4/check_make.m4 | 43 |
1 files changed, 43 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..e49d89a521 --- /dev/null +++ b/source4/build/m4/check_make.m4 @@ -0,0 +1,43 @@ +dnl SMB Build Environment make Checks +dnl ------------------------------------------------------- +dnl Copyright (C) Stefan (metze) Metzmacher 2004 +dnl Released under the GNU GPL +dnl ------------------------------------------------------- +dnl + +AC_PATH_PROG(MAKE,make) + +AC_CACHE_CHECK([whether we have GNU make], samba_cv_gnu_make, [ +if $ac_cv_path_MAKE --version | head -1 | grep GNU 2>/dev/null >/dev/null +then + samba_cv_gnu_make=yes +else + samba_cv_gnu_make=no +fi +]) + +GNU_MAKE=$samba_cv_gnu_make +AC_SUBST(GNU_MAKE) + +if test "x$GNU_MAKE" = x"yes"; then + AC_CACHE_CHECK([GNU make version], samba_cv_gnu_make_version,[ + samba_cv_gnu_make_version=`$ac_cv_path_MAKE --version | head -1 | cut -d " " -f 3 2>/dev/null` + ]) + GNU_MAKE_VERSION=$samba_cv_gnu_make_version + AC_SUBST(GNU_MAKE_VERSION) +fi + + +new_make=no +AC_MSG_CHECKING([for GNU make >= 3.81]) +if test x$GNU_MAKE = x"yes"; then + if $PERL -e " \$_ = '$GNU_MAKE_VERSION'; s/@<:@^\d\.@:>@.*//g; exit (\$_ < 3.81);"; then + new_make=yes + fi +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_MSG_RESULT($automatic_dependencies) +AC_SUBST(automatic_dependencies) |