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author | Ludovic Courtès <ludo@gnu.org> | 2015-12-16 22:05:30 +0100 |
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committer | Ludovic Courtès <ludo@gnu.org> | 2015-12-16 22:05:30 +0100 |
commit | c5b65f7e2bd907a5b7061a42959c485d69ba1ac6 (patch) | |
tree | e44556f24055ef765ccb0febfa6e242358e047c0 /gnu/packages | |
parent | 6042f40bfa0a78bfa850a0ff469a785b2da68a61 (diff) | |
download | gnu-guix-c5b65f7e2bd907a5b7061a42959c485d69ba1ac6.tar gnu-guix-c5b65f7e2bd907a5b7061a42959c485d69ba1ac6.tar.gz |
gnu: glibc: Remove timestamp from 'nscd' binary.
This makes libc bit-for-bit reproducible per '--rounds=2'.
* gnu/packages/base.scm (glibc)[arguments] <pre-configure>: Remove
__DATE__ and __TIME__ from nscd_stat.c.
Diffstat (limited to 'gnu/packages')
-rw-r--r-- | gnu/packages/base.scm | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/gnu/packages/base.scm b/gnu/packages/base.scm index 75f00a6f5b..ce7d1cdd77 100644 --- a/gnu/packages/base.scm +++ b/gnu/packages/base.scm @@ -595,6 +595,15 @@ store.") (string-append "#define _PATH_BSHELL \"" bash "/bin/bash\"\n"))) + ;; Nscd uses __DATE__ and __TIME__ to create a string to + ;; make sure the client and server come from the same + ;; libc. Use something deterministic instead. + (substitute* "nscd/nscd_stat.c" + (("static const char compilation\\[21\\] =.*$") + (string-append + "static const char compilation[21] = \"" + (string-take (basename out) 20) "\";\n"))) + ;; Make sure we don't retain a reference to the ;; bootstrap Perl. (substitute* "malloc/mtrace.pl" |