parse.c revision 1.4.2.3
1 1.4.2.3 yamt /* $NetBSD: parse.c,v 1.4.2.3 2014/05/22 11:39:55 yamt Exp $ */ 2 1.4.2.2 yamt 3 1.4.2.2 yamt /* 4 1.4.2.2 yamt * Copyright (c) 1992 OMRON Corporation. 5 1.4.2.2 yamt * 6 1.4.2.2 yamt * This code is derived from software contributed to Berkeley by 7 1.4.2.2 yamt * OMRON Corporation. 8 1.4.2.2 yamt * 9 1.4.2.2 yamt * Redistribution and use in source and binary forms, with or without 10 1.4.2.2 yamt * modification, are permitted provided that the following conditions 11 1.4.2.2 yamt * are met: 12 1.4.2.2 yamt * 1. Redistributions of source code must retain the above copyright 13 1.4.2.2 yamt * notice, this list of conditions and the following disclaimer. 14 1.4.2.2 yamt * 2. Redistributions in binary form must reproduce the above copyright 15 1.4.2.2 yamt * notice, this list of conditions and the following disclaimer in the 16 1.4.2.2 yamt * documentation and/or other materials provided with the distribution. 17 1.4.2.2 yamt * 3. All advertising materials mentioning features or use of this software 18 1.4.2.2 yamt * must display the following acknowledgement: 19 1.4.2.2 yamt * This product includes software developed by the University of 20 1.4.2.2 yamt * California, Berkeley and its contributors. 21 1.4.2.2 yamt * 4. Neither the name of the University nor the names of its contributors 22 1.4.2.2 yamt * may be used to endorse or promote products derived from this software 23 1.4.2.2 yamt * without specific prior written permission. 24 1.4.2.2 yamt * 25 1.4.2.2 yamt * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 26 1.4.2.2 yamt * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 27 1.4.2.2 yamt * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 28 1.4.2.2 yamt * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 29 1.4.2.2 yamt * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 30 1.4.2.2 yamt * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 31 1.4.2.2 yamt * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 32 1.4.2.2 yamt * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 33 1.4.2.2 yamt * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 34 1.4.2.2 yamt * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 35 1.4.2.2 yamt * SUCH DAMAGE. 36 1.4.2.2 yamt * 37 1.4.2.2 yamt * @(#)parse.c 8.1 (Berkeley) 6/10/93 38 1.4.2.2 yamt */ 39 1.4.2.2 yamt /* 40 1.4.2.2 yamt * Copyright (c) 1992, 1993 41 1.4.2.2 yamt * The Regents of the University of California. All rights reserved. 42 1.4.2.2 yamt * 43 1.4.2.2 yamt * This code is derived from software contributed to Berkeley by 44 1.4.2.2 yamt * OMRON Corporation. 45 1.4.2.2 yamt * 46 1.4.2.2 yamt * Redistribution and use in source and binary forms, with or without 47 1.4.2.2 yamt * modification, are permitted provided that the following conditions 48 1.4.2.2 yamt * are met: 49 1.4.2.2 yamt * 1. Redistributions of source code must retain the above copyright 50 1.4.2.2 yamt * notice, this list of conditions and the following disclaimer. 51 1.4.2.2 yamt * 2. Redistributions in binary form must reproduce the above copyright 52 1.4.2.2 yamt * notice, this list of conditions and the following disclaimer in the 53 1.4.2.2 yamt * documentation and/or other materials provided with the distribution. 54 1.4.2.2 yamt * 3. Neither the name of the University nor the names of its contributors 55 1.4.2.2 yamt * may be used to endorse or promote products derived from this software 56 1.4.2.2 yamt * without specific prior written permission. 57 1.4.2.2 yamt * 58 1.4.2.2 yamt * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 59 1.4.2.2 yamt * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 60 1.4.2.2 yamt * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 61 1.4.2.2 yamt * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 62 1.4.2.2 yamt * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 63 1.4.2.2 yamt * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 64 1.4.2.2 yamt * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 65 1.4.2.2 yamt * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 66 1.4.2.2 yamt * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 67 1.4.2.2 yamt * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 68 1.4.2.2 yamt * SUCH DAMAGE. 69 1.4.2.2 yamt * 70 1.4.2.2 yamt * @(#)parse.c 8.1 (Berkeley) 6/10/93 71 1.4.2.2 yamt */ 72 1.4.2.2 yamt 73 1.4.2.2 yamt /* 74 1.4.2.2 yamt * parse.c -- command parser 75 1.4.2.2 yamt * by A.Fujita, JAN-30-1992 76 1.4.2.2 yamt */ 77 1.4.2.2 yamt 78 1.4.2.2 yamt #include <lib/libkern/libkern.h> 79 1.4.2.2 yamt #include <luna68k/stand/boot/samachdep.h> 80 1.4.2.2 yamt #include <luna68k/stand/boot/status.h> 81 1.4.2.2 yamt 82 1.4.2.2 yamt static int cmd_help(int, char *[]); 83 1.4.2.2 yamt 84 1.4.2.2 yamt int 85 1.4.2.2 yamt check_args(int argc, char *argv[]) 86 1.4.2.2 yamt { 87 1.4.2.2 yamt int i; 88 1.4.2.2 yamt 89 1.4.2.3 yamt for (i = 0; i < argc; i++) 90 1.4.2.2 yamt printf("argv[%d] = \"%s\"\n", i, argv[i]); 91 1.4.2.2 yamt 92 1.4.2.3 yamt return ST_NORMAL; 93 1.4.2.2 yamt } 94 1.4.2.2 yamt 95 1.4.2.2 yamt int 96 1.4.2.2 yamt exit_program(int argc, char *argv[]) 97 1.4.2.2 yamt { 98 1.4.2.3 yamt 99 1.4.2.3 yamt return ST_EXIT; 100 1.4.2.2 yamt } 101 1.4.2.2 yamt 102 1.4.2.2 yamt static const char helpmsg[] = 103 1.4.2.2 yamt "commands are:\n" 104 1.4.2.3 yamt "boot [device(unit,part)filename] [-ads]\n" 105 1.4.2.3 yamt " (ex. \"boot sd(6,0)netbsd\", \"boot le()netbsd.old\" etc.)\n" 106 1.4.2.3 yamt " Note unit number for SCSI device is (ctlr) * 10 + (id)." 107 1.4.2.2 yamt "ls [device(unit, part)[path]]\n" 108 1.4.2.2 yamt " (ex. \"ls sd(0,0)/bin\")\n" 109 1.4.2.2 yamt "help\n" 110 1.4.2.2 yamt "exit\n" 111 1.4.2.2 yamt #if 0 /* debug commands */ 112 1.4.2.2 yamt "checkargs\n" 113 1.4.2.2 yamt "disklabel\n" 114 1.4.2.2 yamt "howto\n" 115 1.4.2.2 yamt "screen\n" 116 1.4.2.2 yamt "scsi\n" 117 1.4.2.2 yamt #endif 118 1.4.2.2 yamt ; 119 1.4.2.2 yamt 120 1.4.2.2 yamt static int 121 1.4.2.2 yamt cmd_help(int argc, char *argv[]) 122 1.4.2.2 yamt { 123 1.4.2.2 yamt 124 1.4.2.2 yamt printf(helpmsg); 125 1.4.2.2 yamt return ST_NORMAL; 126 1.4.2.2 yamt } 127 1.4.2.2 yamt 128 1.4.2.2 yamt struct command_entry { 129 1.4.2.2 yamt char *name; 130 1.4.2.2 yamt int (*func)(int, char **); 131 1.4.2.2 yamt }; 132 1.4.2.2 yamt 133 1.4.2.2 yamt struct command_entry entries[] = { 134 1.4.2.2 yamt { "b", boot }, 135 1.4.2.2 yamt { "boot", boot }, 136 1.4.2.2 yamt { "chkargs", check_args }, 137 1.4.2.2 yamt { "disklabel", disklabel }, 138 1.4.2.2 yamt { "exit", exit_program }, 139 1.4.2.2 yamt #ifdef notyet 140 1.4.2.2 yamt { "fsdump", fsdump }, 141 1.4.2.2 yamt { "fsrestore", fsrestore }, 142 1.4.2.2 yamt #endif 143 1.4.2.2 yamt { "help", cmd_help }, 144 1.4.2.2 yamt { "ls", cmd_ls }, 145 1.4.2.2 yamt { "screen", screen }, 146 1.4.2.2 yamt #ifdef notyet 147 1.4.2.2 yamt { "tape", tape }, 148 1.4.2.2 yamt { "tp", tape }, 149 1.4.2.2 yamt #endif 150 1.4.2.2 yamt { "scsi", scsi }, 151 1.4.2.2 yamt { "quit", exit_program }, 152 1.4.2.3 yamt { NULL, NULL } 153 1.4.2.2 yamt }; 154 1.4.2.2 yamt 155 1.4.2.2 yamt 156 1.4.2.3 yamt int 157 1.4.2.2 yamt parse(int argc, char *argv[]) 158 1.4.2.2 yamt { 159 1.4.2.2 yamt int i, status = ST_NOTFOUND; 160 1.4.2.2 yamt 161 1.4.2.3 yamt for (i = 0; entries[i].name != NULL; i++) { 162 1.4.2.2 yamt if (!strcmp(argv[0], entries[i].name)) { 163 1.4.2.2 yamt status = (*entries[i].func)(argc, argv); 164 1.4.2.2 yamt break; 165 1.4.2.2 yamt } 166 1.4.2.2 yamt } 167 1.4.2.2 yamt 168 1.4.2.3 yamt return status; 169 1.4.2.2 yamt } 170 1.4.2.2 yamt 171 1.4.2.2 yamt 172 1.4.2.2 yamt 173 1.4.2.2 yamt /* 174 1.4.2.2 yamt * getargs -- make argument arrays 175 1.4.2.2 yamt */ 176 1.4.2.2 yamt 177 1.4.2.2 yamt int 178 1.4.2.2 yamt getargs(char buffer[], char *argv[], int maxargs) 179 1.4.2.2 yamt { 180 1.4.2.2 yamt int n = 0; 181 1.4.2.2 yamt char *p = buffer; 182 1.4.2.2 yamt 183 1.4.2.2 yamt argv[n++] = p; 184 1.4.2.2 yamt while (*p != '\0') { 185 1.4.2.3 yamt if (*p == ' ') { 186 1.4.2.2 yamt *p = '\0'; 187 1.4.2.3 yamt } else if (p != buffer && *(p - 1) == '\0') { 188 1.4.2.3 yamt if (n < maxargs) 189 1.4.2.2 yamt argv[n++] = p; 190 1.4.2.2 yamt } 191 1.4.2.2 yamt p++; 192 1.4.2.2 yamt } 193 1.4.2.2 yamt 194 1.4.2.3 yamt return n; 195 1.4.2.2 yamt } 196
Indexes created Thu Oct 02 01:09:59 GMT 2025