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2bd0ea18 | 1 | /* |
0d3e0b37 | 2 | * Copyright (c) 2000-2001 Silicon Graphics, Inc. All Rights Reserved. |
2bd0ea18 NS |
3 | * |
4 | * This program is free software; you can redistribute it and/or modify it | |
5 | * under the terms of version 2 of the GNU General Public License as | |
6 | * published by the Free Software Foundation. | |
7 | * | |
8 | * This program is distributed in the hope that it would be useful, but | |
9 | * WITHOUT ANY WARRANTY; without even the implied warranty of | |
10 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. | |
11 | * | |
12 | * Further, this software is distributed without any warranty that it is | |
13 | * free of the rightful claim of any third person regarding infringement | |
14 | * or the like. Any license provided herein, whether implied or | |
15 | * otherwise, applies only to this software file. Patent licenses, if | |
16 | * any, provided herein do not apply to combinations of this program with | |
17 | * other software, or any other product whatsoever. | |
18 | * | |
19 | * You should have received a copy of the GNU General Public License along | |
20 | * with this program; if not, write the Free Software Foundation, Inc., 59 | |
21 | * Temple Place - Suite 330, Boston MA 02111-1307, USA. | |
22 | * | |
23 | * Contact information: Silicon Graphics, Inc., 1600 Amphitheatre Pkwy, | |
24 | * Mountain View, CA 94043, or: | |
25 | * | |
26 | * http://www.sgi.com | |
27 | * | |
28 | * For further information regarding this notice, see: | |
29 | * | |
30 | * http://oss.sgi.com/projects/GenInfo/SGIGPLNoticeExplan/ | |
31 | */ | |
32 | ||
33 | #include <libxfs.h> | |
34 | #include <getopt.h> | |
35 | #include "addr.h" | |
36 | #include "agf.h" | |
37 | #include "agfl.h" | |
38 | #include "agi.h" | |
39 | #include "block.h" | |
40 | #include "bmap.h" | |
41 | #include "check.h" | |
42 | #include "command.h" | |
43 | #include "convert.h" | |
44 | #include "debug.h" | |
45 | #include "type.h" | |
46 | #include "echo.h" | |
47 | #include "faddr.h" | |
48 | #include "fprint.h" | |
49 | #include "field.h" | |
50 | #include "frag.h" | |
51 | #include "freesp.h" | |
52 | #include "help.h" | |
53 | #include "hash.h" | |
54 | #include "inode.h" | |
55 | #include "input.h" | |
56 | #include "io.h" | |
57 | #include "output.h" | |
58 | #include "print.h" | |
59 | #include "quit.h" | |
60 | #include "sb.h" | |
61 | #include "uuid.h" | |
62 | #include "write.h" | |
63 | #include "malloc.h" | |
64 | #include "dquot.h" | |
65 | ||
66 | cmdinfo_t *cmdtab; | |
67 | int ncmds; | |
68 | ||
69 | static int cmd_compare(const void *a, const void *b); | |
70 | ||
71 | static int | |
72 | cmd_compare(const void *a, const void *b) | |
73 | { | |
74 | return strcmp(((const cmdinfo_t *)a)->name, | |
75 | ((const cmdinfo_t *)b)->name); | |
76 | } | |
77 | ||
78 | void | |
79 | add_command( | |
80 | const cmdinfo_t *ci) | |
81 | { | |
82 | cmdtab = xrealloc((void *)cmdtab, ++ncmds * sizeof(*cmdtab)); | |
83 | cmdtab[ncmds - 1] = *ci; | |
84 | qsort(cmdtab, ncmds, sizeof(*cmdtab), cmd_compare); | |
85 | } | |
86 | ||
87 | int | |
88 | command( | |
89 | int argc, | |
90 | char **argv) | |
91 | { | |
92 | char *cmd; | |
93 | const cmdinfo_t *ct; | |
94 | ||
95 | cmd = argv[0]; | |
96 | ct = find_command(cmd); | |
97 | if (ct == NULL) { | |
98 | dbprintf("command %s not found\n", cmd); | |
99 | return 0; | |
100 | } | |
101 | if (argc-1 < ct->argmin || (ct->argmax != -1 && argc-1 > ct->argmax)) { | |
102 | dbprintf("bad argument count %d to %s, expected ", argc-1, cmd); | |
103 | if (ct->argmax == -1) | |
104 | dbprintf("at least %d", ct->argmin); | |
105 | else if (ct->argmin == ct->argmax) | |
106 | dbprintf("%d", ct->argmin); | |
107 | else | |
108 | dbprintf("between %d and %d", ct->argmin, ct->argmax); | |
109 | dbprintf(" arguments\n"); | |
110 | return 0; | |
111 | } | |
112 | optind = 0; | |
113 | return ct->cfunc(argc, argv); | |
114 | } | |
115 | ||
116 | const cmdinfo_t * | |
117 | find_command( | |
118 | const char *cmd) | |
119 | { | |
120 | cmdinfo_t *ct; | |
121 | ||
122 | for (ct = cmdtab; ct < &cmdtab[ncmds]; ct++) { | |
123 | if (strcmp(ct->name, cmd) == 0 || | |
124 | (ct->altname && strcmp(ct->altname, cmd) == 0)) | |
125 | return (const cmdinfo_t *)ct; | |
126 | } | |
127 | return NULL; | |
128 | } | |
129 | ||
130 | void | |
131 | init_commands(void) | |
132 | { | |
133 | addr_init(); | |
134 | agf_init(); | |
135 | agfl_init(); | |
136 | agi_init(); | |
137 | block_init(); | |
138 | bmap_init(); | |
139 | check_init(); | |
140 | convert_init(); | |
141 | debug_init(); | |
142 | echo_init(); | |
143 | frag_init(); | |
144 | freesp_init(); | |
145 | help_init(); | |
146 | hash_init(); | |
147 | inode_init(); | |
148 | input_init(); | |
149 | io_init(); | |
150 | output_init(); | |
151 | print_init(); | |
152 | quit_init(); | |
153 | sb_init(); | |
154 | uuid_init(); | |
155 | type_init(); | |
156 | write_init(); | |
157 | dquot_init(); | |
158 | } |