disk-utils/mkfs.c

   1 /*
   2  * mkfs         A simple generic frontend for the for the mkfs program
   3  *              under Linux.  See the manual page for details.
   4  *
   5  * Usage:       mkfs [-V] [-t fstype] [fs-options] device [size]
   6  *
   7  * Authors:     David Engel, <david@ods.com>
   8  *              Fred N. van Kempen, <waltje@uWalt.NL.Mugnet.ORG>
   9  *              Ron Sommeling, <sommel@sci.kun.nl>
  10  *
  11  * Mon Jul  1 18:52:58 1996: janl@math.uio.no (Nicolai Langfeldt):
  12  *      Incorporated fix by Jonathan Kamens <jik@annex-1-slip-jik.cam.ov.com>
  13  * 1999-02-22 Arkadiusz Mi¶kiewicz <misiek@pld.ORG.PL>
  14  * - added Native Language Support
  15  *
  16  */
  17
  18
  19 #include <stdio.h>
  20 #include <stdlib.h>
  21 #include <unistd.h>
  22 #include <string.h>
  23 #include <getopt.h>
  24 #include <nls.h>
  25
  26 #ifndef DEFAULT_FSTYPE
  27 # define DEFAULT_FSTYPE         "ext2"
  28 #endif
  29
  30 #define SEARCH_PATH     "PATH=" FS_SEARCH_PATH
  31 #define PROGNAME        "mkfs.%s"
  32
  33
  34 int main(int argc, char *argv[])
  35 {
  36   char *progname;       /* name of executable to be called */
  37   char *fstype = NULL;
  38   int i, more = 0, verbose = 0;
  39   char *oldpath, *newpath;
  40   char *program_name, *p;
  41
  42   program_name = argv[0];
  43   if ((p = strrchr(program_name, '/')) != NULL)
  44           program_name = p+1;
  45
  46   setlocale(LC_ALL, "");
  47   bindtextdomain(PACKAGE, LOCALEDIR);
  48   textdomain(PACKAGE);
  49
  50   if (argc == 2 &&
  51       (!strcmp(argv[1], "-V") || !strcmp(argv[1], "--version"))) {
  52           printf(_("%s (%s)\n"), program_name, PACKAGE_STRING);
  53           exit(0);
  54   }
  55
  56   /* Check commandline options. */
  57   opterr = 0;
  58   while ((more == 0) && ((i = getopt(argc, argv, "Vt:")) != -1))
  59     switch (i) {
  60     case 'V':
  61       verbose++;
  62       break;
  63     case 't':
  64       fstype = optarg;
  65       break;
  66     default:
  67       optind--;
  68       more = 1;
  69       break;            /* start of specific arguments */
  70     }
  71   if (optind == argc) {
  72     fprintf(stderr,
  73       _("Usage: mkfs [-V] [-t fstype] [fs-options] device [size]\n"));
  74     return -1;
  75   }
  76
  77   /* If -t wasn't specified, use the default */
  78   if (fstype == NULL)
  79     fstype = DEFAULT_FSTYPE;
  80
  81   /* Set PATH and program name */
  82   oldpath = getenv("PATH");
  83   if (!oldpath)
  84           oldpath = "/bin";
  85
  86   newpath = (char *) malloc(strlen(oldpath) + sizeof(SEARCH_PATH) + 3);
  87   if (!newpath) {
  88     fprintf(stderr, _("%s: Out of memory!\n"), "mkfs");
  89     exit(1);
  90   }
  91   sprintf(newpath, "%s:%s\n", SEARCH_PATH, oldpath);
  92   putenv(newpath);
  93
  94   progname = (char *) malloc(sizeof(PROGNAME) + strlen(fstype) + 1);
  95   if (!progname) {
  96     fprintf(stderr, _("%s: Out of memory!\n"), "mkfs");
  97     exit(1);
  98   }
  99   sprintf(progname, PROGNAME, fstype);
 100   argv[--optind] = progname;
 101
 102   if (verbose) {
 103     printf(_("mkfs (%s)\n"), PACKAGE_STRING);
 104     i = optind;
 105     while (argv[i])
 106       printf("%s ", argv[i++]);
 107     printf("\n");
 108     if (verbose > 1)
 109       return 0;
 110   }
 111
 112   /* Execute the program */
 113   execvp(progname, argv+optind);
 114   perror(progname);
 115   return 1;
 116 }