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/* $OpenBSD: main.c,v 1.11 2016/11/29 03:59:31 jsg Exp $ */ |
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/* $NetBSD: main.c,v 1.3 2002/07/09 10:34:16 tron Exp $ */ |
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/* |
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* Copyright (c) 1999 Alistair G. Crooks. All rights reserved. |
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* |
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* Redistribution and use in source and binary forms, with or without |
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* modification, are permitted provided that the following conditions |
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* are met: |
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* 1. Redistributions of source code must retain the above copyright |
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* notice, this list of conditions and the following disclaimer. |
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* 2. Redistributions in binary form must reproduce the above copyright |
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* notice, this list of conditions and the following disclaimer in the |
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* documentation and/or other materials provided with the distribution. |
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* 3. The name of the author may not be used to endorse or promote |
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* products derived from this software without specific prior written |
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* permission. |
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* |
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS |
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* OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED |
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* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY |
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* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE |
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* GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS |
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, |
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* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING |
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* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS |
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* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
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*/ |
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#include <err.h> |
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#include <stdio.h> |
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#include <stdlib.h> |
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#include <string.h> |
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#include <unistd.h> |
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#include "usermgmt.h" |
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enum { |
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MaxCmdWords = 2 |
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}; |
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/* this struct describes a command */ |
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typedef struct cmd_t { |
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int c_wc; /* word count */ |
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const char *c_word[MaxCmdWords]; /* command words */ |
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int (*c_func)(int, char **); /* called function */ |
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} cmd_t; |
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/* despatch table for commands */ |
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static cmd_t cmds[] = { |
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{ 1, { "useradd", NULL }, useradd }, |
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{ 2, { "user", "add" }, useradd }, |
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{ 1, { "usermod", NULL }, usermod }, |
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{ 2, { "user", "mod" }, usermod }, |
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{ 1, { "userdel", NULL }, userdel }, |
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{ 2, { "user", "del" }, userdel }, |
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{ 1, { "userinfo", NULL }, userinfo }, |
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{ 2, { "user", "info" }, userinfo }, |
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{ 1, { "groupadd", NULL }, groupadd }, |
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{ 2, { "group", "add" }, groupadd }, |
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{ 1, { "groupmod", NULL }, groupmod }, |
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{ 2, { "group", "mod" }, groupmod }, |
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{ 1, { "groupdel", NULL }, groupdel }, |
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{ 2, { "group", "del" }, groupdel }, |
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{ 1, { "groupinfo", NULL }, groupinfo }, |
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{ 2, { "group", "info" }, groupinfo }, |
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{ 0 } |
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}; |
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extern char *__progname; |
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int |
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main(int argc, char **argv) |
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{ |
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cmd_t *cmdp; |
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int matched; |
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int i; |
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✓✗ |
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for (cmdp = cmds ; cmdp->c_wc > 0 ; cmdp++) { |
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✓✓ |
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for (matched = i = 0 ; i < cmdp->c_wc && i < MaxCmdWords ; i++) { |
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✓✗ |
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if (argc > i) { |
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✗✓✓✓
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if (strcmp((i == 0) ? __progname : argv[i], |
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cmdp->c_word[i]) == 0) { |
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matched += 1; |
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} else |
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break; |
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} |
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} |
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✓✓✓✗
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if (matched == cmdp->c_wc && cmdp->c_func != NULL) |
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return (*cmdp->c_func)(argc - (matched - 1), |
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argv + (matched - 1)); |
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} |
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usermgmt_usage(__progname); |
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} |