ccache: update 3.2.2 -> 3.2.3

pkgs/development/tools/misc/ccache/default.nix

···
 { stdenv, fetchurl, runCommand, gcc, zlib }:
 
 let
-  # TODO: find out if there's harm in just using 'rec' instead.
   name = "ccache-${version}";
-  version = "3.2.2";
-  sha256 = "1jm0qb3h5sypllaiyj81zp6m009vm50hzjnx994ril94kxlrj3ag";
+  version = "3.2.3";
+  sha256 = "03k0fvblwqb80zwdgas8a5fjrwvghgsn587wp3lfr0jr8gy1817c";
 
   ccache =
 stdenv.mkDerivation {
···
     inherit sha256;
     url = "mirror://samba/ccache/${name}.tar.xz";
   };
-
-  patches = [ ./test-drop-perl-requirement.patch ];
 
   buildInputs = [ zlib ];
 
+  postPatch = ''
+    substituteInPlace Makefile.in --replace 'objs) $(extra_libs)' 'objs)'
+  '';
+
   doCheck = true;
 
   passthru = {
     # A derivation that provides gcc and g++ commands, but that
     # will end up calling ccache for the given cacheDir
-    links = extraConfig : (runCommand "ccache-links" { passthru.gcc = gcc; passthru.isGNU = true; }
+    links = extraConfig: (runCommand "ccache-links"
+      { passthru.gcc = gcc; passthru.isGNU = true; }
       ''
         mkdir -p $out/bin
         if [ -x "${gcc.cc}/bin/gcc" ]; then

pkgs/development/tools/misc/ccache/test-drop-perl-requirement.patch

···
-Since perl is used in just one place and can easily be replaced by a
-little bit of shell, do so.  This makes testing on limited systems
-easier.
-
-Signed-off-by: Mike Frysinger <[e-mail]>
----
- INSTALL.txt | 1 -
- test.sh     | 2 +-
- 2 files changed, 1 insertion(+), 2 deletions(-)
-
-diff --git a/INSTALL.txt b/INSTALL.txt
-index 256beab..f77cbe6 100644
---- a/INSTALL.txt
-+++ b/INSTALL.txt
-@@ -67,7 +67,6 @@ In addition to the prerequisites mentioned above, you also need:
-
- To debug and run the performance test suite you'll also need:
-
--- Perl (http://www.perl.org/)
- - Python (http://www.python.org/)
-
- Run "./autogen.sh" and then follow the steps mentioned under "Installation"
-diff --git a/test.sh b/test.sh
-index f14e287..1090649 100755
---- a/test.sh
-+++ b/test.sh
-@@ -1834,7 +1834,7 @@ prepare_cleanup_test() {
-     mkdir -p $dir
-     i=0
-     while [ $i -lt 10 ]; do
--        perl -e 'print "A" x 4017' >$dir/result$i-4017.o
-+        printf '%4017s' '' | tr ' ' 'A' >$dir/result$i-4017.o
-         touch $dir/result$i-4017.stderr
-         touch $dir/result$i-4017.d
-         if [ $i -gt 5 ]; then
---