libburnia/libisofs
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Avoiding to start writer thread if iso_write_opts_set_will_cancel() is set to 1.

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This commit is contained in:
Thomas Schmitt
2010-12-06 17:05:35 +01:00
parent 27e69c38ab
commit dcc6ffd184
3 changed files with 35 additions and 10 deletions
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32
libisofs/ecma119.c
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@@ -1732,6 +1732,8 @@ int ecma119_image_new(IsoImage *src, IsoWriteOpts *opts, Ecma119Image **img)
target->empty_file_block = 0;
target->wthread_is_running = 0;
for (i = 0; i < ISO_MAX_PARTITIONS; i++) {
target->appended_partitions[i] = NULL;
if (opts->appended_partitions[i] != NULL) {
@@ -2049,6 +2051,20 @@ int ecma119_image_new(IsoImage *src, IsoWriteOpts *opts, Ecma119Image **img)
/* This was possibly altered by above overwrite buffer production */
target->vol_space_size = target->curblock - target->ms_block;
/*
*/
#define Libisofs_print_size_no_forK 1
#ifdef Libisofs_print_size_no_forK
if (opts->will_cancel) {
iso_msg_debug(target->image->id,
"Will not start write thread because of iso_write_opts_set_will_cancel");
*img = target;
return ISO_SUCCESS;
}
#endif
/* 4. Create and start writing thread */
if (target->md5_session_checksum) {
/* After any fake writes are done: Initialize image checksum context */
@@ -2090,6 +2106,7 @@ int ecma119_image_new(IsoImage *src, IsoWriteOpts *opts, Ecma119Image **img)
ret = ISO_THREAD_ERROR;
goto target_cleanup;
}
target->wthread_is_running= 1;
/*
* Notice that once we reach this point, target belongs to the writer
@@ -2146,8 +2163,11 @@ static void bs_free_data(struct burn_source *bs)
iso_ring_buffer_reader_close(target->buffer, 0);
/* wait until writer thread finishes */
pthread_join(target->wthread, NULL);
iso_msg_debug(target->image->id, "Writer thread joined");
if (target->wthread_is_running) {
pthread_join(target->wthread, NULL);
target->wthread_is_running = 0;
iso_msg_debug(target->image->id, "Writer thread joined");
}
}
iso_msg_debug(target->image->id,
@@ -2179,9 +2199,11 @@ int bs_cancel(struct burn_source *bs)
}
/* wait until writer thread finishes */
pthread_join(target->wthread, NULL);
iso_msg_debug(target->image->id, "Writer thread joined");
if (target->wthread_is_running) {
pthread_join(target->wthread, NULL);
target->wthread_is_running = 0;
iso_msg_debug(target->image->id, "Writer thread joined");
}
return ISO_SUCCESS;
}