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Overwrite existing central directory if using split disks with append mode. #436

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This commit is contained in:
Nathan Moinvaziri 2019-11-10 17:09:48 -08:00
parent daae8acc64
commit f286b831d0
1 changed files with 5 additions and 0 deletions
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5
mz_zip.c
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@ -1136,6 +1136,11 @@ static int32_t mz_zip_write_cd(void *handle)
if (mz_stream_get_prop_int64(zip->stream, MZ_STREAM_PROP_DISK_SIZE, &disk_size) == MZ_OK && disk_size > 0)
zip->disk_number_with_cd += 1;
mz_stream_set_prop_int64(zip->stream, MZ_STREAM_PROP_DISK_NUMBER, -1);
if ((zip->disk_number_with_cd > 0) && (zip->open_mode & MZ_OPEN_MODE_APPEND))
{
// Overwrite existing central directory if using split disks
mz_stream_seek(zip->stream, 0, MZ_SEEK_SET);
}
zip->cd_offset = mz_stream_tell(zip->stream);
mz_stream_seek(zip->cd_mem_stream, 0, MZ_SEEK_END);