- Add reproducible.patch to allow to override mtime values stored in .zip (boo#1047218) - Add zip-3.0-fix-doc.patch for the --strip-extra param replace URL to conform to LICENSE OBS-URL: https://build.opensuse.org/request/show/700402 OBS-URL: https://build.opensuse.org/package/show/Archiving/zip?expand=0&rev=19
38 lines
1.1 KiB
Diff
38 lines
1.1 KiB
Diff
Author: Bernhard M. Wiedemann <bwiedemann suse de>
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Date: 2019-05-03
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Override mtime with zip -X
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and SOURCE_DATE_EPOCH
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to allow for reproducible builds of .zip files
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See https://reproducible-builds.org/ for why this is good
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and https://reproducible-builds.org/specs/source-date-epoch/
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for the definition of this variable.
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Index: zip30/zipup.c
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===================================================================
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--- zip30.orig/zipup.c
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+++ zip30/zipup.c
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@@ -414,6 +414,7 @@ struct zlist far *z; /* zip entry to
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ush tempcext = 0;
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char *tempextra = NULL;
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char *tempcextra = NULL;
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+ const char *source_date_epoch;
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#ifdef WINDLL
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@@ -674,6 +675,13 @@ struct zlist far *z; /* zip entry to
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} /* strcmp(z->name, "-") == 0 */
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+ if (extra_fields == 0 && (source_date_epoch = getenv("SOURCE_DATE_EPOCH")) != NULL) {
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+ time_t epoch = strtoull(source_date_epoch, NULL, 10);
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+ if (epoch > 0) {
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+ ulg epochtim = unix2dostime(&epoch);
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+ if (z->tim > epochtim) z->tim = epochtim;
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+ }
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+ }
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if (extra_fields == 2) {
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unsigned len;
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char *p;
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