Source: binutils-m68hc1x
Version: 1:2.18-3.3
Severity: wishlist
Tags: patch
User: reproducible-builds@lists.alioth.debian.org
Usertags: timestamps
X-Debbugs-Cc: reproducible-builds@lists.alioth.debian.org

Hi,

While working on the "reproducible builds" effort [1], we have noticed
that binutils-m68hc1x could not be built reproducibly.

The attached patch removes timestamps from the build system. Once
applied, binutils-m68hc1x can be built reproducibly in our current
experimental
framework.

 [1]: https://wiki.debian.org/ReproducibleBuilds


Regards,

-- 
      ,''`.
     : :'  :     Chris Lamb
     `. `'`      la...@debian.org / chris-lamb.co.uk
       `-
diff -urNad binutils-m68hc1x.orig/binutils-m68hc1x-2.18/debian/rules 
binutils-m68hc1x/binutils-m68hc1x-2.18/debian/rules
--- binutils-m68hc1x.orig/binutils-m68hc1x-2.18/debian/rules    2015-02-07 
10:59:56.074768521 +0000
+++ binutils-m68hc1x/binutils-m68hc1x-2.18/debian/rules 2015-02-07 
11:47:23.096356525 +0000
@@ -5,6 +5,8 @@
 # Uncomment this to turn on verbose mode.
 #export DH_VERBOSE=1
 
+BUILD_DATE := $(shell dpkg-parsechangelog --show-field Date)
+
 # These are used for cross-compiling and for saving the configure script
 # from having to guess our platform (since we know it already)
 DEB_BUILD_GNU_TYPE      := $(shell dpkg-architecture -qDEB_BUILD_GNU_TYPE)
@@ -58,7 +60,8 @@
 build-stamp: configure
        dh_testdir
        cd build && $(MAKE)
-       tar cfz $(CURDIR)/example.tar.gz example
+       find example -print0 | xargs -0r touch --date="$(BUILD_DATE)"
+       GZIP=-9n tar cfz $(CURDIR)/example.tar.gz example
        touch build-stamp
 
 install: build
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