Merge remote-tracking branch 'upstream/master' into stdenv-updates

pkgs/tools/compression/gzip/default.nix

@@ -1,6 +1,6 @@
 {stdenv, fetchurl}:
 
-stdenv.mkDerivation rec {
+stdenv.mkDerivation (rec {
   name = "gzip-1.4";
 
   src = fetchurl {
@@ -31,3 +31,13 @@ stdenv.mkDerivation rec {
     maintainers = [ stdenv.lib.maintainers.ludo ];
   };
 }
+
+//
+
+{
+  crossAttrs =
+    # XXX: Temporary workaround to allow GNU/Hurd builds with newer libcs.
+    (stdenv.lib.optionalAttrs (stdenv.cross.config == "i586-pc-gnu") {
+      patches = [ ./gets-undeclared.patch ];
+    });
+})

pkgs/tools/compression/gzip/gets-undeclared.patch

@@ -0,0 +1,26 @@
+This patch is needed to allow builds with newer versions of
+the GNU libc (2.16+).
+
+This is a backport of this patch:
+
+commit 66712c23388e93e5c518ebc8515140fa0c807348
+Author: Eric Blake <eblake@redhat.com>
+Date:   Thu Mar 29 13:30:41 2012 -0600
+
+    stdio: don't assume gets any more
+    
+--- gzip/lib/stdio.in.h	2012-07-02 14:28:45.000000000 +0200
++++ gzip/lib/stdio.in.h	2012-07-02 14:28:50.000000000 +0200
+@@ -160,12 +160,6 @@ _GL_WARN_ON_USE (fflush, "fflush is not
+                  "use gnulib module fflush for portable POSIX compliance");
+ #endif
+ 
+-/* It is very rare that the developer ever has full control of stdin,
+-   so any use of gets warrants an unconditional warning.  Assume it is
+-   always declared, since it is required by C89.  */
+-#undef gets
+-_GL_WARN_ON_USE (gets, "gets is a security hole - use fgets instead");
+-
+ #if @GNULIB_FOPEN@
+ # if @REPLACE_FOPEN@
+ #  if !(defined __cplusplus && defined GNULIB_NAMESPACE)