1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
|
Description: make the output of mkbindic reproducible.
Author: Chris Lamb <lamby@debian.org>
Bug-Debian: https://bugs.debian.org/861955
Forwarded: no
Reviewed-By: Francisco Vilmar Cardoso Ruviaro <francisco.ruviaro@riseup.net>
Last-Update: 2020-08-17
--- canna.orig/cmd/crxdic/crxdic.c
+++ canna/cmd/crxdic/crxdic.c
@@ -31,6 +31,7 @@ static char rcsid[]="@(#) 102.1 $Id: crx
#include <time.h>
#include <ctype.h>
#include <fcntl.h>
+#include <limits.h>
#include <assert.h>
#include "ccompat.h"
#include "RKindep/file.h"
@@ -932,6 +933,9 @@ makeHeader(dic)
unsigned i;
RkiCksumCalc calc;
unsigned off;
+ char *source_date_epoch;
+ unsigned long long epoch;
+ char *endptr;
if (RkiCksumCRCInit(&calc)
|| RkiCksumAdd(&calc, dic->Dir->buf, dic->Dir->dirsiz)) {
@@ -963,7 +967,32 @@ makeHeader(dic)
hd.data[HD_CMPV].var = 0x300702L;
hd.flag[HD_CMPV] = -1;
}
- hd.data[HD_TIME].var = tloc = time(0);
+ source_date_epoch = getenv("SOURCE_DATE_EPOCH");
+ if (source_date_epoch) {
+ errno = 0;
+ epoch = strtoull(source_date_epoch, &endptr, 10);
+ if ((errno == ERANGE && (epoch == ULLONG_MAX || epoch == 0))
+ || (errno != 0 && epoch == 0)) {
+ fprintf(stderr, "Environment variable $SOURCE_DATE_EPOCH: strtoull: %s\n", strerror(errno));
+ exit(EXIT_FAILURE);
+ }
+ if (endptr == source_date_epoch) {
+ fprintf(stderr, "Environment variable $SOURCE_DATE_EPOCH: No digits were found: %s\n", endptr);
+ exit(EXIT_FAILURE);
+ }
+ if (*endptr != '\0') {
+ fprintf(stderr, "Environment variable $SOURCE_DATE_EPOCH: Trailing garbage: %s\n", endptr);
+ exit(EXIT_FAILURE);
+ }
+ if (epoch > ULONG_MAX) {
+ fprintf(stderr, "Environment variable $SOURCE_DATE_EPOCH: value must be smaller than or equal to %lu but was found to be: %llu \n", ULONG_MAX, epoch);
+ exit(EXIT_FAILURE);
+ }
+ tloc = epoch;
+ } else {
+ tloc = time(0);
+ }
+ hd.data[HD_TIME].var = tloc;
hd.flag[HD_TIME] = -1;
hd.data[HD_DMNM].ptr = (unsigned char *)STrdup(dic->name);
hd.flag[HD_DMNM] = strlen(dic->name);
|
