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authorRicardo Wurmus <rekado@elephly.net>2017-08-27 13:52:42 +0200
committerRicardo Wurmus <rekado@elephly.net>2017-08-28 15:51:05 +0200
commit174fbd5f3b2f286cf06e58787853db6b8f0f5b35 (patch)
treebe8763fe52407a4c226d99259e242f2dab0e3a3f /gnu/packages/statistics.scm
parentaf9bb4cab837f88b03290729ec78288853668cca (diff)
downloadguix-174fbd5f3b2f286cf06e58787853db6b8f0f5b35.tar.gz
gnu: r-minimal: Remove timestamp from man page.
* gnu/packages/statistics.scm (r-minimal)[arguments]: Adjust
"build-reproducibly" phase to prevent the bundled help2man script from
printing the current month and year.
Diffstat (limited to 'gnu/packages/statistics.scm')
-rw-r--r--gnu/packages/statistics.scm8
1 files changed, 8 insertions, 0 deletions
diff --git a/gnu/packages/statistics.scm b/gnu/packages/statistics.scm
index 1fe82d5d99..a6c1f046dc 100644
--- a/gnu/packages/statistics.scm
+++ b/gnu/packages/statistics.scm
@@ -185,6 +185,14 @@ be output in text, PostScript, PDF or HTML.")
              (substitute* "src/library/tools/Makefile.in"
                (("(install_package_description\\(.*\"')\\)\"" line prefix)
                 (string-append prefix ", builtStamp='1970-01-01')\"")))
+
+             ;; R bundles an older version of help2man, which does not respect
+             ;; SOURCE_DATE_EPOCH.  We cannot just use the latest help2man,
+             ;; because that breaks a test.
+             (with-fluids ((%default-port-encoding "ISO-8859-1"))
+               (substitute* "tools/help2man.pl"
+                 (("my \\$date = strftime \"%B %Y\", localtime" line)
+                  (string-append line " 1"))))
              #t))
          (add-before 'configure 'set-default-pager
           ;; Set default pager to "cat", because otherwise it is "false",