diff options
Diffstat (limited to 'ext2fs')
| -rw-r--r-- | ext2fs/ext2fs.c | 59 |
1 files changed, 21 insertions, 38 deletions
diff --git a/ext2fs/ext2fs.c b/ext2fs/ext2fs.c index 40ed1580..de4e15f6 100644 --- a/ext2fs/ext2fs.c +++ b/ext2fs/ext2fs.c @@ -26,7 +26,7 @@ #include <fcntl.h> #include <unistd.h> #include <stdlib.h> -#include <getopt.h> +#include <options.h> #include "ext2fs.h" #include "error.h" @@ -154,19 +154,23 @@ usage(int status) exit (status); } -#define SHORT_OPTIONS "rwsn?V" +#define SHORT_OPTS "" -static struct option options[] = +static struct option long_opts[] = { - {"readonly", no_argument, 0, 'r'}, - {"writable", no_argument, 0, 'w'}, - {"sync", optional_argument, 0, 's'}, - {"nosync", no_argument, 0, 'n'}, {"help", no_argument, 0, '?'}, - {"version", no_argument, 0, 'V'}, {0, 0, 0, 0} }; +static error_t +parse_opt (int opt, char *arg) +{ + /* We currently only deal with one option... */ + if (opt != '?') + return EINVAL; + usage (0); /* never returns */ + return 0; +} /* ---------------------------------------------------------------- */ @@ -184,8 +188,10 @@ main (int argc, char **argv) if (getpid () > 0) { - int opt; + int argind; /* ARGV index of the first argument. */ int fd = open ("/dev/console", O_RDWR); + struct options options = + { SHORT_OPTS, long_opts, parse_opt, diskfs_standard_startup_options }; /* Make errors go somewhere reasonable. */ while (fd >= 0 && fd < 2) @@ -193,34 +199,11 @@ main (int argc, char **argv) if (fd > 2) close (fd); - while ((opt = getopt_long(argc, argv, SHORT_OPTIONS, options, 0)) != EOF) - switch (opt) - { - case 'r': - diskfs_readonly = 1; break; - case 'w': - diskfs_readonly = 0; break; - case 's': - if (optarg == NULL) - diskfs_synchronous = 1; - else - diskfs_default_sync_interval = atoi (optarg); - break; - case 'n': - diskfs_synchronous = 0; - diskfs_default_sync_interval = 0; - break; - case 'V': - printf("%s %d.%d.%d\n", diskfs_server_name, diskfs_major_version, - diskfs_minor_version, diskfs_edit_version); - exit(0); - case '?': - usage(0); - default: - usage(1); - } - - if (argc - optind != 1) + /* Parse our command line. */ + if (options_parse (&options, argc, argv, OPTIONS_PRINT_ERRS, &argind)) + usage (1); + + if (argc - argind != 1) { fprintf (stderr, USAGE, program_invocation_name); usage (1); @@ -229,7 +212,7 @@ main (int argc, char **argv) if (bootstrap == MACH_PORT_NULL) error (2, 0, "Must be started as a translator"); - device_name = argv[optind]; + device_name = argv[argind]; } else /* We are the bootstrap filesystem. */ |