diff options
Diffstat (limited to 'package/cfgfs/src/mkfwcf/mkfwcf.c')
-rw-r--r-- | package/cfgfs/src/mkfwcf/mkfwcf.c | 109 |
1 files changed, 109 insertions, 0 deletions
diff --git a/package/cfgfs/src/mkfwcf/mkfwcf.c b/package/cfgfs/src/mkfwcf/mkfwcf.c new file mode 100644 index 000000000..b4b80fb6e --- /dev/null +++ b/package/cfgfs/src/mkfwcf/mkfwcf.c @@ -0,0 +1,109 @@ +/* $MirOS: contrib/hosted/fwcf/mkfwcf/mkfwcf.c,v 1.13 2006/09/24 20:35:00 tg Exp $ */ + +/*- + * Copyright (c) 2006 + * Thorsten Glaser <tg@mirbsd.de> + * + * Licensee is hereby permitted to deal in this work without restric- + * tion, including unlimited rights to use, publicly perform, modify, + * merge, distribute, sell, give away or sublicence, provided all co- + * pyright notices above, these terms and the disclaimer are retained + * in all redistributions or reproduced in accompanying documentation + * or other materials provided with binary redistributions. + * + * Licensor offers the work "AS IS" and WITHOUT WARRANTY of any kind, + * express, or implied, to the maximum extent permitted by applicable + * law, without malicious intent or gross negligence; in no event may + * licensor, an author or contributor be held liable for any indirect + * or other damage, or direct damage except proven a consequence of a + * direct error of said person and intended use of this work, loss or + * other issues arising in any way out of its use, even if advised of + * the possibility of such damage or existence of a defect. + */ + +#include <sys/param.h> +#include <err.h> +#include <fcntl.h> +#include <stdio.h> +#include <stdlib.h> +#include <unistd.h> + +#include "defs.h" +#include "compress.h" +#include "pack.h" + +__RCSID("$MirOS: contrib/hosted/fwcf/mkfwcf/mkfwcf.c,v 1.13 2006/09/24 20:35:00 tg Exp $"); + +static int mkfwcf(int, const char *, int); +static __dead void usage(void); + +int +main(int argc, char *argv[]) +{ + int c; + int fd = STDOUT_FILENO, docompress = 0, doempty = 0; + const char *file_root = NULL, *outfile = NULL; + + while ((c = getopt(argc, argv, "C:celo:")) != -1) + switch (c) { + case 'C': + if (!(docompress = strtonum(optarg, 1, 255, NULL))) + usage(); + break; + case 'c': + docompress = 1; + break; + case 'e': + doempty = 1; + break; + case 'l': + return (list_compressors()); + case 'o': + outfile = optarg; + break; + default: + usage(); + } + argc -= optind; + argv += optind; + + if ((argc < 0) || (argc > 1)) + usage(); + + if (argc && doempty) + usage(); + + if (argc) + file_root = *argv; + + if (outfile != NULL) + if ((fd = open(outfile, O_WRONLY | O_CREAT | O_TRUNC, + 0666)) < 0) + err(1, "open %s", outfile); + + if ((file_root == NULL) && !doempty) + if ((file_root = getcwd(NULL, 0)) == NULL) + err(1, "cannot determine current working directory"); + + return (mkfwcf(fd, doempty ? NULL : file_root, docompress)); +} + +static __dead void +usage(void) +{ + extern const char *__progname; + + fprintf(stderr, "Usage:\t%s [-e] [-c | -C <algorithm-number>] [-o <outfile>]" + "\n\t [<directory>]\n\t%s -l\n", __progname, __progname); + exit(1); +} + +static int +mkfwcf(int fd, const char *dir, int algo) +{ + size_t sz; + char *data; + + data = fwcf_packm(dir, algo, &sz); + return ((size_t)write(fd, data, sz) == sz ? 0 : 1); +} |