Accepting request 448535 from home:pluskalm

OBS-URL: https://build.opensuse.org/request/show/448535
OBS-URL: https://build.opensuse.org/package/show/devel:libraries:c_c++/zlib?expand=0&rev=38

zlib-format.patch

@@ -0,0 +1,20 @@
+From: meissner@suse.de
+Subject: supply format arguments to gzprintf().
+
+Index: zlib.h
+===================================================================
+--- zlib.h.orig
++++ zlib.h
+@@ -1463,7 +1463,11 @@ ZEXTERN z_size_t ZEXPORT gzfwrite OF((vo
+    is returned, and the error state is set to Z_STREAM_ERROR.
+ */
+ 
+-ZEXTERN int ZEXPORTVA gzprintf Z_ARG((gzFile file, const char *format, ...));
++ZEXTERN int ZEXPORTVA gzprintf Z_ARG((gzFile file, const char *format, ...))
++#ifdef __GNUC__
++	__attribute__((__format__(__printf__,2,3)))
++#endif
++;
+ /*
+      Converts, formats, and writes the arguments to the compressed file under
+    control of the format string, as in fprintf.  gzprintf returns the number of

zlib.changes

@@ -17,7 +17,6 @@ Mon Jan  2 09:08:50 UTC 2017 - mpluskal@suse.com
   * zlib-bnc1003579.patch
   * zlib-bnc1003580.patch
   * zlib-bnc1013882.patch
-  * zlib-format.patch
 - Drop zlib-1.2.7-improve-longest_match-performance.patch
   * not accepted by upstream for two releases
   * rebasing no longer possible

zlib.spec

@@ -28,6 +28,8 @@ Source0:        http://zlib.net/zlib-%{version}.tar.gz
 Source1:        LICENSE
 Source2:        baselibs.conf
 Source3:        zlib-rpmlintrc
+#PATCH-FIX-SUSE: compiler check of varguments passed to gzprintf
+Patch1:         zlib-format.patch
 BuildRequires:  autoconf
 BuildRequires:  automake
 BuildRequires:  libtool
@@ -109,6 +111,7 @@ developing applications which use minizip.
 
 %prep
 %setup -q
+%patch1
 
 %build
 export LDFLAGS="-Wl,-z,relro,-z,now"