1 /* $NetBSD: modes.c,v 1.15 2003/06/16 17:22:01 perry Exp $ */ 2 3 /*- 4 * Copyright (c) 1991, 1993, 1994 5 * The Regents of the University of California. All rights reserved. 6 * 7 * Redistribution and use in source and binary forms, with or without 8 * modification, are permitted provided that the following conditions 9 * are met: 10 * 1. Redistributions of source code must retain the above copyright 11 * notice, this list of conditions and the following disclaimer. 12 * 2. Redistributions in binary form must reproduce the above copyright 13 * notice, this list of conditions and the following disclaimer in the 14 * documentation and/or other materials provided with the distribution. 15 * 3. All advertising materials mentioning features or use of this software 16 * must display the following acknowledgement: 17 * This product includes software developed by the University of 18 * California, Berkeley and its contributors. 19 * 4. Neither the name of the University nor the names of its contributors 20 * may be used to endorse or promote products derived from this software 21 * without specific prior written permission. 22 * 23 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 24 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 25 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 26 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 27 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 28 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 29 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 30 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 31 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 32 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 33 * SUCH DAMAGE. 34 */ 35 36 #include <sys/cdefs.h> 37 #ifndef lint 38 #if 0 39 static char sccsid[] = "@(#)modes.c 8.3 (Berkeley) 4/2/94"; 40 #else 41 __RCSID("$NetBSD: modes.c,v 1.15 2003/06/16 17:22:01 perry Exp $"); 42 #endif 43 #endif /* not lint */ 44 45 #include <sys/types.h> 46 47 #include <stddef.h> 48 #include <string.h> 49 50 #include "stty.h" 51 #include "extern.h" 52 53 struct modes { 54 const char *name; 55 tcflag_t set; 56 tcflag_t unset; 57 }; 58 59 /* 60 * The code in optlist() depends on minus options following regular 61 * options, i.e. "foo" must immediately precede "-foo". 62 */ 63 const struct modes cmodes[] = { 64 { "cs5", CS5, CSIZE }, 65 { "cs6", CS6, CSIZE }, 66 { "cs7", CS7, CSIZE }, 67 { "cs8", CS8, CSIZE }, 68 { "cstopb", CSTOPB, 0 }, 69 { "-cstopb", 0, CSTOPB }, 70 { "cread", CREAD, 0 }, 71 { "-cread", 0, CREAD }, 72 { "parenb", PARENB, 0 }, 73 { "-parenb", 0, PARENB }, 74 { "parodd", PARODD, 0 }, 75 { "-parodd", 0, PARODD }, 76 { "parity", PARENB | CS7, PARODD | CSIZE }, 77 { "-parity", CS8, PARODD | PARENB | CSIZE }, 78 { "evenp", PARENB | CS7, PARODD | CSIZE }, 79 { "-evenp", CS8, PARODD | PARENB | CSIZE }, 80 { "oddp", PARENB | CS7 | PARODD, CSIZE }, 81 { "-oddp", CS8, PARODD | PARENB | CSIZE }, 82 { "pass8", CS8, PARODD | PARENB | CSIZE }, 83 { "-pass8", PARENB | CS7, PARODD | CSIZE }, 84 { "hupcl", HUPCL, 0 }, 85 { "-hupcl", 0, HUPCL }, 86 { "hup", HUPCL, 0 }, 87 { "-hup", 0, HUPCL }, 88 { "clocal", CLOCAL, 0 }, 89 { "-clocal", 0, CLOCAL }, 90 { "crtscts", CRTSCTS, 0 }, 91 { "-crtscts", 0, CRTSCTS }, 92 { "mdmbuf", MDMBUF, 0 }, 93 { "-mdmbuf", 0, MDMBUF }, 94 { "cdtrcts", CDTRCTS, 0 }, 95 { "-cdtrcts", 0, CDTRCTS }, 96 { NULL }, 97 }; 98 99 const struct modes imodes[] = { 100 { "ignbrk", IGNBRK, 0 }, 101 { "-ignbrk", 0, IGNBRK }, 102 { "brkint", BRKINT, 0 }, 103 { "-brkint", 0, BRKINT }, 104 { "ignpar", IGNPAR, 0 }, 105 { "-ignpar", 0, IGNPAR }, 106 { "parmrk", PARMRK, 0 }, 107 { "-parmrk", 0, PARMRK }, 108 { "inpck", INPCK, 0 }, 109 { "-inpck", 0, INPCK }, 110 { "istrip", ISTRIP, 0 }, 111 { "-istrip", 0, ISTRIP }, 112 { "inlcr", INLCR, 0 }, 113 { "-inlcr", 0, INLCR }, 114 { "igncr", IGNCR, 0 }, 115 { "-igncr", 0, IGNCR }, 116 { "icrnl", ICRNL, 0 }, 117 { "-icrnl", 0, ICRNL }, 118 { "ixon", IXON, 0 }, 119 { "-ixon", 0, IXON }, 120 { "flow", IXON, 0 }, 121 { "-flow", 0, IXON }, 122 { "ixoff", IXOFF, 0 }, 123 { "-ixoff", 0, IXOFF }, 124 { "tandem", IXOFF, 0 }, 125 { "-tandem", 0, IXOFF }, 126 { "ixany", IXANY, 0 }, 127 { "-ixany", 0, IXANY }, 128 { "decctlq", 0, IXANY }, 129 { "-decctlq", IXANY, 0 }, 130 { "imaxbel", IMAXBEL, 0 }, 131 { "-imaxbel", 0, IMAXBEL }, 132 { NULL }, 133 }; 134 135 const struct modes lmodes[] = { 136 { "echo", ECHO, 0 }, 137 { "-echo", 0, ECHO }, 138 { "echoe", ECHOE, 0 }, 139 { "-echoe", 0, ECHOE }, 140 { "crterase", ECHOE, 0 }, 141 { "-crterase", 0, ECHOE }, 142 { "crtbs", ECHOE, 0 }, /* crtbs not supported, close enough */ 143 { "-crtbs", 0, ECHOE }, 144 { "echok", ECHOK, 0 }, 145 { "-echok", 0, ECHOK }, 146 { "echoke", ECHOKE, 0 }, 147 { "-echoke", 0, ECHOKE }, 148 { "crtkill", ECHOKE, 0 }, 149 { "-crtkill", 0, ECHOKE }, 150 { "altwerase", ALTWERASE, 0 }, 151 { "-altwerase", 0, ALTWERASE }, 152 { "iexten", IEXTEN, 0 }, 153 { "-iexten", 0, IEXTEN }, 154 { "echonl", ECHONL, 0 }, 155 { "-echonl", 0, ECHONL }, 156 { "echoctl", ECHOCTL, 0 }, 157 { "-echoctl", 0, ECHOCTL }, 158 { "ctlecho", ECHOCTL, 0 }, 159 { "-ctlecho", 0, ECHOCTL }, 160 { "echoprt", ECHOPRT, 0 }, 161 { "-echoprt", 0, ECHOPRT }, 162 { "prterase", ECHOPRT, 0 }, 163 { "-prterase", 0, ECHOPRT }, 164 { "isig", ISIG, 0 }, 165 { "-isig", 0, ISIG }, 166 { "icanon", ICANON, 0 }, 167 { "-icanon", 0, ICANON }, 168 { "noflsh", NOFLSH, 0 }, 169 { "-noflsh", 0, NOFLSH }, 170 { "tostop", TOSTOP, 0 }, 171 { "-tostop", 0, TOSTOP }, 172 { "flusho", FLUSHO, 0 }, 173 { "-flusho", 0, FLUSHO }, 174 { "pendin", PENDIN, 0 }, 175 { "-pendin", 0, PENDIN }, 176 { "crt", ECHOE|ECHOKE|ECHOCTL, ECHOK|ECHOPRT }, 177 { "-crt", ECHOK, ECHOE|ECHOKE|ECHOCTL }, 178 { "newcrt", ECHOE|ECHOKE|ECHOCTL, ECHOK|ECHOPRT }, 179 { "-newcrt", ECHOK, ECHOE|ECHOKE|ECHOCTL }, 180 { "nokerninfo", NOKERNINFO, 0 }, 181 { "-nokerninfo",0, NOKERNINFO }, 182 { "kerninfo", 0, NOKERNINFO }, 183 { "-kerninfo", NOKERNINFO, 0 }, 184 { NULL }, 185 }; 186 187 const struct modes omodes[] = { 188 { "opost", OPOST, 0 }, 189 { "-opost", 0, OPOST }, 190 { "litout", 0, OPOST }, 191 { "-litout", OPOST, 0 }, 192 { "onlcr", ONLCR, 0 }, 193 { "-onlcr", 0, ONLCR }, 194 { "ocrnl", OCRNL, 0 }, 195 { "-ocrnl", 0, OCRNL }, 196 { "tabs", 0, OXTABS }, /* "preserve" tabs */ 197 { "-tabs", OXTABS, 0 }, 198 { "oxtabs", OXTABS, 0 }, 199 { "-oxtabs", 0, OXTABS }, 200 { "onocr", ONOCR, 0 }, 201 { "-onocr", 0, ONOCR }, 202 { "onlret", ONLRET, 0 }, 203 { "-onlret", 0, ONLRET }, 204 { NULL }, 205 }; 206 207 #define CHK(s) (!strcmp(name, s)) 208 209 int 210 msearch(char ***argvp, struct info *ip) 211 { 212 const struct modes *mp; 213 char *name; 214 215 name = **argvp; 216 217 for (mp = cmodes; mp->name; ++mp) 218 if (CHK(mp->name)) { 219 ip->t.c_cflag &= ~mp->unset; 220 ip->t.c_cflag |= mp->set; 221 ip->set = 1; 222 return (1); 223 } 224 for (mp = imodes; mp->name; ++mp) 225 if (CHK(mp->name)) { 226 ip->t.c_iflag &= ~mp->unset; 227 ip->t.c_iflag |= mp->set; 228 ip->set = 1; 229 return (1); 230 } 231 for (mp = lmodes; mp->name; ++mp) 232 if (CHK(mp->name)) { 233 ip->t.c_lflag &= ~mp->unset; 234 ip->t.c_lflag |= mp->set; 235 ip->set = 1; 236 return (1); 237 } 238 for (mp = omodes; mp->name; ++mp) 239 if (CHK(mp->name)) { 240 ip->t.c_oflag &= ~mp->unset; 241 ip->t.c_oflag |= mp->set; 242 ip->set = 1; 243 return (1); 244 } 245 return (0); 246 } 247