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Diffstat (limited to 'archival/libunarchive/seek_sub_file.c')
-rw-r--r-- | archival/libunarchive/seek_sub_file.c | 34 |
1 files changed, 34 insertions, 0 deletions
diff --git a/archival/libunarchive/seek_sub_file.c b/archival/libunarchive/seek_sub_file.c new file mode 100644 index 0000000..76cc0bc --- /dev/null +++ b/archival/libunarchive/seek_sub_file.c @@ -0,0 +1,34 @@ +/* + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU Library General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + */ + +#include <stdio.h> +#include <errno.h> +#include <stdlib.h> + +off_t archive_offset; + +void seek_sub_file(FILE *src_stream, const int count) +{ + /* Try to fseek as faster */ + archive_offset += count; + if (fseek(src_stream, count, SEEK_CUR) != 0 && errno == ESPIPE) { + int i; + for (i = 0; i < count; i++) { + fgetc(src_stream); + } + } + return; +}
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