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-rw-r--r--gnu/packages/fontutils.scm22
1 files changed, 14 insertions, 8 deletions
diff --git a/gnu/packages/fontutils.scm b/gnu/packages/fontutils.scm
index 34f391e5fa..ff10a4ac73 100644
--- a/gnu/packages/fontutils.scm
+++ b/gnu/packages/fontutils.scm
@@ -351,14 +351,20 @@ definitions.")
"0gfcm8yn1d30giqhdwbchnfnspcqypqdzrxlhqhwy1i18wgl0v2v"))
(modules '((guix build utils)))
(snippet
- ;; Make builds bit-reproducible by using fixed date strings.
- '(substitute* "configure"
- (("^FONTFORGE_MODTIME=.*$")
- "FONTFORGE_MODTIME=\"1458399002\"\n")
- (("^FONTFORGE_MODTIME_STR=.*$")
- "FONTFORGE_MODTIME_STR=\"15:50 CET 19-Mar-2016\"\n")
- (("^FONTFORGE_VERSIONDATE=.*$")
- "FONTFORGE_VERSIONDATE=\"20160319\"\n")))))
+ '(begin
+ ;; Make builds bit-reproducible by using fixed date strings.
+ (substitute* "configure"
+ (("^FONTFORGE_MODTIME=.*$")
+ "FONTFORGE_MODTIME=\"1458399002\"\n")
+ (("^FONTFORGE_MODTIME_STR=.*$")
+ "FONTFORGE_MODTIME_STR=\"15:50 CET 19-Mar-2016\"\n")
+ (("^FONTFORGE_VERSIONDATE=.*$")
+ "FONTFORGE_VERSIONDATE=\"20160319\"\n"))
+
+ ;; Make TTF builds bit-reproducible by clearing the timestamp
+ ;; that goes in TTF files.
+ (substitute* "fontforge/tottf.c"
+ (("cvt_unix_to_1904\\(now") "cvt_unix_to_1904(0"))))))
(build-system gnu-build-system)
(native-inputs
`(("pkg-config" ,pkg-config)))