Annotation of src/usr.bin/tcfs/tcfsmng.c, Revision 1.1
1.1 ! provos 1: /*
! 2: * Copyright 2000 Niels Provos <provos@citi.umich.edu>
! 3: * All rights reserved.
! 4: *
! 5: * Redistribution and use in source and binary forms, with or without
! 6: * modification, are permitted provided that the following conditions
! 7: * are met:
! 8: * 1. Redistributions of source code must retain the above copyright
! 9: * notice, this list of conditions and the following disclaimer.
! 10: * 2. Redistributions in binary form must reproduce the above copyright
! 11: * notice, this list of conditions and the following disclaimer in the
! 12: * documentation and/or other materials provided with the distribution.
! 13: * 3. The name of the author may not be used to endorse or promote products
! 14: * derived from this software without specific prior written permission.
! 15: *
! 16: * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
! 17: * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
! 18: * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
! 19: * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
! 20: * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
! 21: * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
! 22: * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
! 23: * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
! 24: * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
! 25: * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
! 26: */
! 27:
! 28: #include <stdio.h>
! 29: #include <stdlib.h>
! 30:
! 31: extern int adduser_main(int argc, char **argv);
! 32: extern int rmuser_main(int argc, char **argv);
! 33: extern int addgroup_main(int argc, char **argv);
! 34: extern int rmgroup_main(int argc, char **argv);
! 35:
! 36: struct subprg {
! 37: char *name;
! 38: int (*function)(int, char **);
! 39: };
! 40:
! 41: struct subprg subcmds[] = {
! 42: {"adduser", adduser_main},
! 43: {"rmuser", rmuser_main},
! 44: {"addgroup", addgroup_main},
! 45: {"rmgroup", rmgroup_main}
! 46: };
! 47:
! 48: void
! 49: usage(char *name)
! 50: {
! 51: int i;
! 52: fprintf(stderr, "Usage: %s <subcmd> [arguments]\n", name);
! 53:
! 54: fprintf(stderr, "Possible sub commands:");
! 55: for (i = sizeof(subcmds)/sizeof(struct subprg) - 1; i >= 0; i--)
! 56: fprintf(stderr, " %s", subcmds[i].name);
! 57: fprintf(stderr, "\n");
! 58: }
! 59:
! 60:
! 61: int
! 62: main (int argc, char **argv)
! 63: {
! 64: int i;
! 65:
! 66: if (argc < 2) {
! 67: usage(argv[0]);
! 68: exit(1);
! 69: }
! 70:
! 71: for (i = sizeof(subcmds)/sizeof(struct subprg) - 1; i >= 0; i--) {
! 72: if (!strcmp(argv[1], subcmds[i].name))
! 73: return (*subcmds[i].function)(argc - 1, argv + 1);
! 74: }
! 75:
! 76: fprintf(stderr, "%s: unknown command %s\n\n", argv[0], argv[1]);
! 77: usage(argv[0]);
! 78: exit (1);
! 79: }