diff options
Diffstat (limited to 'exfat/mkfs/main.c')
| -rw-r--r-- | exfat/mkfs/main.c | 61 |
1 files changed, 23 insertions, 38 deletions
diff --git a/exfat/mkfs/main.c b/exfat/mkfs/main.c index 97e465a5b..12bb838b5 100644 --- a/exfat/mkfs/main.c +++ b/exfat/mkfs/main.c @@ -188,14 +188,14 @@ static void usage(const char* prog) { fprintf(stderr, "Usage: %s [-i volume-id] [-n label] " "[-p partition-first-sector] " - "[-s sectors-per-cluster] [-v] <device>\n", prog); + "[-s sectors-per-cluster] [-V] <device>\n", prog); exit(1); } int main(int argc, char* argv[]) { const char* spec = NULL; - char** pp; + int opt; int spc_bits = -1; const char* volume_label = NULL; uint32_t volume_serial = 0; @@ -205,53 +205,38 @@ int main(int argc, char* argv[]) printf("mkexfatfs %u.%u.%u\n", EXFAT_VERSION_MAJOR, EXFAT_VERSION_MINOR, EXFAT_VERSION_PATCH); - for (pp = argv + 1; *pp; pp++) + while ((opt = getopt(argc, argv, "i:n:p:s:V")) != -1) { - if (strcmp(*pp, "-s") == 0) + switch (opt) { - pp++; - if (*pp == NULL) - usage(argv[0]); - spc_bits = logarithm2(atoi(*pp)); + case 'i': + volume_serial = strtol(optarg, NULL, 16); + break; + case 'n': + volume_label = optarg; + break; + case 'p': + first_sector = strtoll(optarg, NULL, 10); + break; + case 's': + spc_bits = logarithm2(atoi(optarg)); if (spc_bits < 0) { - exfat_error("invalid option value: `%s'", *pp); + exfat_error("invalid option value: `%s'", optarg); return 1; } - } - else if (strcmp(*pp, "-n") == 0) - { - pp++; - if (*pp == NULL) - usage(argv[0]); - volume_label = *pp; - } - else if (strcmp(*pp, "-i") == 0) - { - pp++; - if (*pp == NULL) - usage(argv[0]); - volume_serial = strtol(*pp, NULL, 16); - } - else if (strcmp(*pp, "-p") == 0) - { - pp++; - if (*pp == NULL) - usage(argv[0]); - first_sector = strtoll(*pp, NULL, 10); - } - else if (strcmp(*pp, "-v") == 0) - { + break; + case 'V': puts("Copyright (C) 2011-2013 Andrew Nayenko"); return 0; - } - else if (spec == NULL) - spec = *pp; - else + default: usage(argv[0]); + break; + } } - if (spec == NULL) + if (argc - optind != 1) usage(argv[0]); + spec = argv[optind]; dev = exfat_open(spec, EXFAT_MODE_RW); if (dev == NULL) |