From 9d9f5b44ed5271e85d1ea9b9e675d20914e621b3 Mon Sep 17 00:00:00 2001
From: Jelmer Vernooij <jelmer@samba.org>
Date: Fri, 17 Oct 2008 11:52:55 +0200
Subject: Use common detection function for zlib.

---
 lib/zlib/zlib.m4 | 29 +++++++++++++++++++++++++++++
 1 file changed, 29 insertions(+)
 create mode 100644 lib/zlib/zlib.m4

(limited to 'lib')

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
+])
+
-- 
cgit