summaryrefslogtreecommitdiff
path: root/lib
diff options
context:
space:
mode:
Diffstat (limited to 'lib')
-rw-r--r--lib/zlib/zlib.m429
1 files changed, 29 insertions, 0 deletions
diff --git a/lib/zlib/zlib.m4 b/lib/zlib/zlib.m4
new file mode 100644
index 0000000000..32d747c388
--- /dev/null
+++ b/lib/zlib/zlib.m4
@@ -0,0 +1,29 @@
+AC_DEFUN([AC_ZLIB],[
+AC_CHECK_HEADERS(zlib.h)
+
+AC_CHECK_LIB_EXT(z, ZLIB_LIBS, zlibVersion)
+
+AC_CACHE_CHECK([for zlib >= 1.2.3], samba_cv_zlib_1_2_3, [
+ AC_TRY_COMPILE([
+ #include <zlib.h>
+ ],[
+ #if (ZLIB_VERNUM >= 0x1230)
+ #else
+ #error "ZLIB_VERNUM < 0x1230"
+ #endif
+ ],[
+ samba_cv_zlib_1_2_3=yes
+ ],[
+ samba_cv_zlib_1_2_3=no
+ ])
+])
+
+if test x"$ac_cv_header_zlib_h" = x"yes" -a \
+ x"$ac_cv_lib_ext_z_zlibVersion" = x"yes" -a \
+ x"$samba_cv_zlib_1_2_3" = x"yes"; then
+ $1
+else
+ $2
+fi
+])
+