Date: Monday, September 27, 2021 @ 14:48:42 Author: andyrtr Revision: 424757
upgpkg: ghostscript 9.55.0-2: make the build reproducible Added: ghostscript/trunk/2010_add_build_timestamp_setting.patch Modified: ghostscript/trunk/PKGBUILD ----------------------------------------+ 2010_add_build_timestamp_setting.patch | 119 +++++++++++++++++++++++++++++++ PKGBUILD | 11 ++ 2 files changed, 127 insertions(+), 3 deletions(-) Added: 2010_add_build_timestamp_setting.patch =================================================================== --- 2010_add_build_timestamp_setting.patch (rev 0) +++ 2010_add_build_timestamp_setting.patch 2021-09-27 14:48:42 UTC (rev 424757) @@ -0,0 +1,119 @@ +Description: Allow the build timestamp to be externally set + In order to make Ghostscript output reproducible, we need a way to + set the build timestamp to other values than the current time. + We now consistently use gp_get_realtime() instead of directly calling + time() or gp_get_usertime() and make gp_get_realtime() use the value + found in the SOURCE_DATE_EPOCH environment variable if set. Also, + environment timezone is fixed to UTC if SOURCE_DATE_EPOCH is used to + avoid variations. +Author: Eduard Sanou <[email protected]> +Author: Peter De Wachter <[email protected]> +Bug-Debian: https://bugs.debian.org/794004 +Last-Update: 2015-07-30 +--- +This patch header follows DEP-3: https://dep.debian.net/deps/dep3/ +--- a/base/gp_unix.c ++++ b/base/gp_unix.c +@@ -19,6 +19,7 @@ + #ifdef __MINGW32__ + # include "windows_.h" + #endif ++#include "errno_.h" + #include "pipe_.h" + #include "string_.h" + #include "time_.h" +@@ -148,6 +149,7 @@ + gp_get_realtime(long *pdt) + { + struct timeval tp; ++ const char *env; + + #if gettimeofday_no_timezone /* older versions of SVR4 */ + { +@@ -167,6 +169,26 @@ + } + #endif + ++ env = getenv("SOURCE_DATE_EPOCH"); ++ if (env) { ++ char *end; ++ long timestamp; ++ ++ errno = 0; ++ timestamp = strtol(env, &end, 10); ++ if (env == end || *end || errno != 0) { ++ lprintf("Ghostscript: SOURCE_DATE_EPOCH is not a number!\n"); ++ timestamp = 0; ++ } ++ ++ tp.tv_sec = timestamp; ++ tp.tv_usec = 0; ++ ++ /* We need to fix the environment timezone to get reproducible */ ++ /* results when parsing the result of gp_get_realtime. */ ++ setenv("TZ", "UTC", 1); ++ } ++ + /* tp.tv_sec is #secs since Jan 1, 1970 */ + pdt[0] = tp.tv_sec; + +--- a/devices/vector/gdevpdf.c ++++ b/devices/vector/gdevpdf.c +@@ -427,6 +427,7 @@ + */ + { + struct tm tms; ++ long secs_ns[2]; + time_t t; + char buf[1+2+4+2+2+2+2+2+1+2+1+2+1+1+1]; /* (D:yyyymmddhhmmssZhh'mm')\0 */ + int timeoffset; +@@ -438,7 +439,8 @@ + timesign = 'Z'; + timeoffset = 0; + #else +- time(&t); ++ gp_get_realtime(secs_ns); ++ t = secs_ns[0]; + tms = *gmtime(&t); + tms.tm_isdst = -1; + timeoffset = (int)difftime(t, mktime(&tms)); /* tz+dst in seconds */ +--- a/devices/vector/gdevpdfe.c ++++ b/devices/vector/gdevpdfe.c +@@ -199,6 +199,7 @@ + { + /* We don't write a day time because we don't have a time zone. */ + struct tm tms; ++ long secs_ns[2]; + time_t t; + char buf1[4+1+2+1+2+1]; /* yyyy-mm-dd\0 */ + +@@ -206,7 +207,8 @@ + memset(&t, 0, sizeof(t)); + memset(&tms, 0, sizeof(tms)); + #else +- time(&t); ++ gp_get_realtime(secs_ns); ++ t = secs_ns[0]; + tms = *localtime(&t); + #endif + gs_sprintf(buf1, +--- a/devices/vector/gdevpsu.c ++++ b/devices/vector/gdevpsu.c +@@ -183,6 +183,7 @@ + fprintf(f, "%%%%Creator: %s %ld (%s)\n", gs_product, (long)gs_revision, + dev->dname); + { ++ long secs_ns[2]; + time_t t; + struct tm tms; + +@@ -190,7 +191,8 @@ + memset(&t, 0, sizeof(t)); + memset(&tms, 0, sizeof(tms)); + #else +- time(&t); ++ gp_get_realtime(secs_ns); ++ t = secs_ns[0]; + tms = *localtime(&t); + #endif + fprintf(f, "%%%%CreationDate: %d/%02d/%02d %02d:%02d:%02d\n", Modified: PKGBUILD =================================================================== --- PKGBUILD 2021-09-27 11:48:46 UTC (rev 424756) +++ PKGBUILD 2021-09-27 14:48:42 UTC (rev 424757) @@ -3,7 +3,7 @@ pkgbase=ghostscript pkgname=(ghostscript ghostxps ghostpcl) pkgver=9.55.0 -pkgrel=1 +pkgrel=2 pkgdesc="An interpreter for the PostScript language" url="https://www.ghostscript.com/"; arch=('x86_64') @@ -13,8 +13,10 @@ makedepends=('gtk3' 'gnutls' 'glu' 'freeglut') # https://github.com/ArtifexSoftware/ghostpdl-downloads/releases source=(#https://github.com/ArtifexSoftware/ghostpdl-downloads/releases/download/gs${pkgver//./}/ghostpdl-${pkgver}.tar.xz - https://github.com/ArtifexSoftware/ghostpdl-downloads/releases/download/ghostpdl-${pkgver/.0//}/ghostpdl-${pkgver}.tar.xz) -sha512sums=('d23864be1548ce7c7ae61398f52c34c5485dfe74e78bf7ef16c8fa5690e2ea857cc9795409a70feda5ff78c27b3c2bbc0e0710d190763fca77137ee9c56a0fed') + https://github.com/ArtifexSoftware/ghostpdl-downloads/releases/download/ghostpdl-${pkgver/.0//}/ghostpdl-${pkgver}.tar.xz + 2010_add_build_timestamp_setting.patch) +sha512sums=('d23864be1548ce7c7ae61398f52c34c5485dfe74e78bf7ef16c8fa5690e2ea857cc9795409a70feda5ff78c27b3c2bbc0e0710d190763fca77137ee9c56a0fed' + 'cd7794ee4f28b11177021b950196385200b610127ed6cb94a45e3202b690b721a0dfcc0276ff39448d4dab64c1b31a76e6c323696a8315aad9edc22077f18a3d') ### update jbig2dec first! ### @@ -54,6 +56,9 @@ # https://bugs.ghostscript.com/show_bug.cgi?id=704405 sed -i "s/gscms_transformm_color_const/gscms_transform_color_const/" base/gsicc_lcms2.c + + # Debian: # allow the build timestamp to be externally set + patch -Np1 -i ../2010_add_build_timestamp_setting.patch } build() {
