diff options
Diffstat (limited to 'package/heirloom-cpio/src/ib_open.c')
-rw-r--r-- | package/heirloom-cpio/src/ib_open.c | 48 |
1 files changed, 48 insertions, 0 deletions
diff --git a/package/heirloom-cpio/src/ib_open.c b/package/heirloom-cpio/src/ib_open.c new file mode 100644 index 000000000..18e09c776 --- /dev/null +++ b/package/heirloom-cpio/src/ib_open.c @@ -0,0 +1,48 @@ +/* + * Copyright (c) 2003 Gunnar Ritter + * + * This software is provided 'as-is', without any express or implied + * warranty. In no event will the authors be held liable for any damages + * arising from the use of this software. + * + * Permission is granted to anyone to use this software for any purpose, + * including commercial applications, and to alter it and redistribute + * it freely, subject to the following restrictions: + * + * 1. The origin of this software must not be misrepresented; you must not + * claim that you wrote the original software. If you use this software + * in a product, an acknowledgment in the product documentation would be + * appreciated but is not required. + * + * 2. Altered source versions must be plainly marked as such, and must not be + * misrepresented as being the original software. + * + * 3. This notice may not be removed or altered from any source distribution. + */ +/* Sccsid @(#)ib_open.c 1.2 (gritter) 4/17/03 */ + +#include <sys/types.h> +#include <sys/stat.h> +#include <fcntl.h> +#include <unistd.h> +#include <string.h> +#include <errno.h> +#include <stdlib.h> + +#include "iblok.h" + +struct iblok * +ib_open(const char *name, unsigned blksize) +{ + struct iblok *ip; + int fd, err; + + if ((fd = open(name, O_RDONLY)) < 0) + return NULL; + if ((ip = ib_alloc(fd, blksize)) == NULL) { + err = errno; + close(fd); + errno = err; + } + return ip; +} |