Bug#1067100: bochs: please make the build reproducible
Chris Lamb
lamby at debian.org
Mon Mar 18 13:17:56 GMT 2024
Source: bochs
Version: 2.8+dfsg-1
Severity: wishlist
Tags: patch
User: reproducible-builds at lists.alioth.debian.org
Usertags: timestamps
X-Debbugs-Cc: reproducible-bugs at lists.alioth.debian.org
Hi,
Whilst working on the Reproducible Builds effort [0], we noticed that
bochs could not be built reproducibly:
│ │ │ ├── /usr/share/bochs/BIOS-bochs-latest
│ │ │ │ @@ -7548,16 +7548,16 @@
[]
│ │ │ │ 0001d810: 5333 2072 6573 756d 6520 6361 6c6c 6564 S3 resume called
│ │ │ │ -0001d820: 2025 7820 3078 256c 780a 0030 332f 3137 %x 0x%lx..03/17
│ │ │ │ -0001d830: 2f32 3400 4249 4f53 2042 5549 4c44 2044 /24.BIOS BUILD D
│ │ │ │ +0001d820: 2025 7820 3078 256c 780a 0030 342f 3139 %x 0x%lx..04/19
│ │ │ │ +0001d830: 2f32 3500 4249 4f53 2042 5549 4c44 2044 /25.BIOS BUILD D
│ │ │ │ 0001d840: 4154 453a 2025 730a 0049 4e54 3138 3a20 ATE: %s..INT18:
A patch is attached that seeds this date from SOURCE_DATE_EPOCH if
available.
[0] https://reproducible-builds.org/
Regards,
--
,''`.
: :' : Chris Lamb
`. `'` lamby at debian.org / chris-lamb.co.uk
`-
-------------- next part --------------
--- a/debian/patches/reproducible-build.patch 1970-01-01 01:00:00.000000000 +0100
--- b/debian/patches/reproducible-build.patch 2024-03-18 12:53:29.510214179 +0000
@@ -0,0 +1,20 @@
+Description: Make the build reproducible
+Author: Chris Lamb <lamby at debian.org>
+Last-Update: 2024-03-18
+
+--- bochs-2.8+dfsg.orig/bios/Makefile.in
++++ bochs-2.8+dfsg/bios/Makefile.in
+@@ -47,7 +47,12 @@ LOCAL_CXXFLAGS =
+
+ # UPSTREAM_RELEASE_DATE = $(shell grep "Updated:" ../README | sed 's/Updated://')
+ # BUILDDATE = `date -u -d '$(UPSTREAM_RELEASE_DATE)' '+%m/%d/%y'`
+-BUILDDATE = `date -u '+%m/%d/%y'`
++DATE_FMT = +%m/%d/%y
++ifdef SOURCE_DATE_EPOCH
++BUILDDATE ?= $(shell date -u -d "@$(SOURCE_DATE_EPOCH)" "$(DATE_FMT)" 2>/dev/null || date -u -r "$(SOURCE_DATE_EPOCH)" "$(DATE_FMT)" 2>/dev/null || date -u "$(DATE_FMT)")
++else
++BUILDDATE ?= $(shell date "$(DATE_FMT)")
++endif
+ BIOS_BUILD_DATE = "-DBIOS_BUILD_DATE=\"$(BUILDDATE)\""
+ #
+ # -------- end configurable options --------------------------
--- a/debian/patches/series 2024-03-18 12:08:12.631304482 +0000
--- b/debian/patches/series 2024-03-18 12:53:28.550214427 +0000
@@ -7,3 +7,4 @@
cross-build-1.patch
narrowing-conversions.patch
instrument-stub-class.patch
+reproducible-build.patch
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