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mtd-utils/mkfs.jffs2: honor env SOURCE_DATE_EPOCH

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Use the timestamp from the enviroment SOURCE_DATE_EPOCH
if set instead of the build time.

Signed-off-by: Alexander Couzens <lynxis@fe80.eu>
This commit is contained in:
Alexander Couzens 2017-06-18 21:28:59 +02:00
parent c47a1a3527
commit b5aaafe9a3
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GPG Key ID: C29E9DA6A0DF8604
1 changed files with 62 additions and 0 deletions
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62
tools/mtd-utils/patches/320-mkfs.jffs2-SOURCE_DATE_EPOCH.patch Normal file
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@ -0,0 +1,62 @@
Index: mtd-utils-1.5.2/mkfs.jffs2.c
===================================================================
--- mtd-utils-1.5.2.orig/mkfs.jffs2.c
+++ mtd-utils-1.5.2/mkfs.jffs2.c
@@ -108,7 +108,7 @@ static char *rootdir = default_rootdir;
static int verbose = 0;
static int squash_uids = 0;
static int squash_perms = 0;
-static int fake_times = 0;
+static time_t fixed_timestamp = -1;
int target_endian = __BYTE_ORDER;
uint32_t find_hardlink(struct filesystem_entry *e)
@@ -249,8 +249,8 @@ static struct filesystem_entry *add_host
mode &= ~(S_ISUID | S_ISGID);
}
}
- if (fake_times) {
- timestamp = 0;
+ if (fixed_timestamp != -1) {
+ timestamp = fixed_timestamp;
}
entry = xcalloc(1, sizeof(struct filesystem_entry));
@@ -1554,6 +1554,20 @@ void parse_image(){
close(in_fd);
}
+static void set_source_date_epoch() {
+ char *env = getenv("SOURCE_DATE_EPOCH");
+ char *endptr = env;
+ errno = 0;
+ if (env && *env) {
+ fixed_timestamp = strtoull(env, &endptr, 10);
+ if (errno || (endptr && *endptr != '\0')) {
+ fprintf(stderr, "Invalid SOURCE_DATE_EPOCH");
+ exit(1);
+ }
+ }
+}
+
+
int main(int argc, char **argv)
{
int c, opt;
@@ -1572,6 +1586,7 @@ int main(int argc, char **argv)
warn_page_size = 1; /* warn user if page size not 4096 */
jffs2_compressors_init();
+ set_source_date_epoch();
while ((opt = getopt_long(argc, argv,
"D:d:r:s:o:qUPfh?vVe:lbp::nc:m:x:X:Lty:i:", long_options, &c)) >= 0)
@@ -1622,7 +1637,7 @@ int main(int argc, char **argv)
break;
case 'f':
- fake_times = 1;
+ fixed_timestamp = 0;
break;
case 'h':