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multify: Respect SOURCE_DATE_EPOCH variable when used from command-line

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That said, we should probably encourage the use of -T0 (which doesn't write out timestamps to begin with).
This commit is contained in:
rdb 2021-01-18 14:15:55 +01:00
parent 0b53355347
commit 3e1d98c105
3 changed files with 30 additions and 0 deletions
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18
panda/src/downloadertools/multify.cxx
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@ -57,6 +57,7 @@ string dont_compress_str = "jpg,png,mp3,ogg";
// Default text extensions. May be overridden with -X.
string text_ext_str = "txt";
time_t source_date_epoch = (time_t)-1;
bool got_record_timestamp_flag = false;
bool record_timestamp_flag = true;
@ -430,6 +431,12 @@ add_files(const vector_string &params) {
needs_repack = true;
}
if (multifile->get_record_timestamp() && source_date_epoch != (time_t)-1) {
if (multifile->get_timestamp() > source_date_epoch) {
multifile->set_timestamp(source_date_epoch);
}
}
if (needs_repack) {
if (!multifile->repack()) {
cerr << "Failed to write " << multifile_name << ".\n";
@ -533,6 +540,12 @@ kill_files(const vector_string &params) {
}
}
if (multifile->get_record_timestamp() && source_date_epoch != (time_t)-1) {
if (multifile->get_timestamp() > source_date_epoch) {
multifile->set_timestamp(source_date_epoch);
}
}
bool okflag = true;
if (multifile->needs_repack()) {
@ -779,6 +792,11 @@ main(int argc, char **argv) {
}
}
const char *source_date_epoch_str = getenv("SOURCE_DATE_EPOCH");
if (source_date_epoch_str != nullptr && source_date_epoch_str[0] != 0) {
source_date_epoch = (time_t)strtoll(source_date_epoch_str, nullptr, 10);
}
extern char *optarg;
extern int optind;
static const char *optflags = "crutxkvz123456789Z:T:X:S:f:OC:ep:P:F:h";

11
panda/src/express/multifile.I
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@ -67,6 +67,17 @@ get_timestamp() const {
return _timestamp;
}
/**
* Changes the overall mudification timestamp of the multifile. Note that this
* will be reset to the current time every time you modify a subfile.
* Only set this if you know what you are doing!
*/
INLINE void Multifile::
set_timestamp(time_t timestamp) {
_timestamp = timestamp;
_timestamp_dirty = true;
}
/**
* Sets the flag indicating whether timestamps should be recorded within the
* Multifile or not. The default is true, indicating the Multifile will

1
panda/src/express/multifile.h
View File

@ -59,6 +59,7 @@ PUBLISHED:
INLINE bool needs_repack() const;
INLINE time_t get_timestamp() const;
INLINE void set_timestamp(time_t timestamp);
INLINE void set_record_timestamp(bool record_timestamp);
INLINE bool get_record_timestamp() const;