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From: "Davide G. M. Salvetti" <salve@debian.org>
Date: Sun, 15 Jan 2017 23:40:52 +0100
Subject: Reproducible build
Thanks: Chris Lamb
---
Makefile | 8 +++++++-
1 file changed, 7 insertions(+), 1 deletion(-)
diff --git a/Makefile b/Makefile
index 6c2a2a4..8dce486 100644
--- a/Makefile
+++ b/Makefile
@@ -41,6 +41,12 @@ FLEXFLAGS = -8
LIBS= #-ll
+ifdef SOURCE_DATE_EPOCH
+ BUILD_DATE ?= $(shell date -u -d "@$(SOURCE_DATE_EPOCH)" +%F 2>/dev/null || date -u -r "$(SOURCE_DATE_EPOCH)" +%F 2>/dev/null || date -u +%F)
+else
+ BUILD_DATE ?= $(shell date -u +%F)
+endif
+
$(LACHECK): lacheck.o
$(CC) $(CFLAGS) $(LDFLAGS) -o $@ $(srcdir)/lacheck.o $(LIBS)
@@ -55,7 +61,7 @@ lacheck.c: lacheck.lex
lacheck.1: lacheck.man
-sed -e "s!%%LACHECKREV%%!Release $(REV)!" $(srcdir)/lacheck.man |\
- sed -e "s!%%LACHECKDATE%%!`date +%D`!" |\
+ sed -e "s!%%LACHECKDATE%%!$(BUILD_DATE)!" |\
sed -e "s!%%LACHECKPATH%%!$(bindir)/$(LACHECK)!" > $@
test.new: test.tex $(LACHECK)
|
