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fix bug where importing vorbis comments to a flac file with no vorbis comment block corrupted the file

This commit is contained in:
Josh Coalson 2002-10-08 06:01:24 +00:00
parent 057b53262e
commit deb4132f88
1 changed files with 18 additions and 12 deletions
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30
src/metaflac/main.c
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@ -1754,19 +1754,25 @@ FLAC__bool do_shorthand_operation__vorbis_comment(const char *filename, FLAC__Me
found_vc_block = true;
} while(!found_vc_block && FLAC__metadata_iterator_next(iterator));
/* create a new block if necessary */
if(!found_vc_block && operation->type == OP__SET_VC_FIELD) {
block = FLAC__metadata_object_new(FLAC__METADATA_TYPE_VORBIS_COMMENT);
if(0 == block)
die("out of memory allocating VORBIS_COMMENT block");
while(FLAC__metadata_iterator_next(iterator))
;
if(!FLAC__metadata_iterator_insert_block_after(iterator, block)) {
fprintf(stderr, "%s: ERROR: adding new VORBIS_COMMENT block to metadata, status =\"%s\"\n", filename, FLAC__Metadata_ChainStatusString[FLAC__metadata_chain_status(chain)]);
return false;
if(!found_vc_block) {
/* create a new block if necessary */
if(operation->type == OP__SET_VC_FIELD || operation->type == OP__IMPORT_VC_FROM) {
block = FLAC__metadata_object_new(FLAC__METADATA_TYPE_VORBIS_COMMENT);
if(0 == block)
die("out of memory allocating VORBIS_COMMENT block");
while(FLAC__metadata_iterator_next(iterator))
;
if(!FLAC__metadata_iterator_insert_block_after(iterator, block)) {
fprintf(stderr, "%s: ERROR: adding new VORBIS_COMMENT block to metadata, status =\"%s\"\n", filename, FLAC__Metadata_ChainStatusString[FLAC__metadata_chain_status(chain)]);
return false;
}
/* iterator is left pointing to new block */
FLAC__ASSERT(FLAC__metadata_iterator_get_block(iterator) == block);
}
else {
FLAC__metadata_iterator_delete(iterator);
return ok;
}
/* iterator is left pointing to new block */
FLAC__ASSERT(FLAC__metadata_iterator_get_block(iterator) == block);
}
FLAC__ASSERT(0 != block);