| 1 | /*- |
| 2 | * Copyright (c) 1980 The Regents of the University of California. |
| 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. All advertising materials mentioning features or use of this software |
| 14 | * must display the following acknowledgement: |
| 15 | * This product includes software developed by the University of |
| 16 | * California, Berkeley and its contributors. |
| 17 | * 4. Neither the name of the University nor the names of its contributors |
| 18 | * may be used to endorse or promote products derived from this software |
| 19 | * without specific prior written permission. |
| 20 | * |
| 21 | * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND |
| 22 | * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
| 23 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
| 24 | * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE |
| 25 | * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
| 26 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS |
| 27 | * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) |
| 28 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT |
| 29 | * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY |
| 30 | * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF |
| 31 | * SUCH DAMAGE. |
| 32 | */ |
| 33 | |
| 34 | #ifndef lint |
| 35 | char copyright[] = |
| 36 | "@(#) Copyright (c) 1980 The Regents of the University of California.\n\ |
| 37 | All rights reserved.\n"; |
| 38 | #endif /* not lint */ |
| 39 | |
| 40 | #ifndef lint |
| 41 | static char sccsid[] = "@(#)getNAME.c 5.4 (Berkeley) 1/20/91"; |
| 42 | #endif /* not lint */ |
| 43 | |
| 44 | /* |
| 45 | * Get name sections from manual pages. |
| 46 | * -t for building toc |
| 47 | * -i for building intro entries |
| 48 | * other apropos database |
| 49 | */ |
| 50 | #include <stdio.h> |
| 51 | #include <string.h> |
| 52 | |
| 53 | int tocrc; |
| 54 | int intro; |
| 55 | |
| 56 | main(argc, argv) |
| 57 | int argc; |
| 58 | char **argv; |
| 59 | { |
| 60 | extern int optind; |
| 61 | int ch; |
| 62 | |
| 63 | while ((ch = getopt(argc, argv, "it")) != EOF) |
| 64 | switch(ch) { |
| 65 | case 'i': |
| 66 | intro = 1; |
| 67 | break; |
| 68 | case 't': |
| 69 | tocrc = 1; |
| 70 | break; |
| 71 | case '?': |
| 72 | default: |
| 73 | usage(); |
| 74 | } |
| 75 | argc -= optind; |
| 76 | argv += optind; |
| 77 | |
| 78 | if (!*argv) |
| 79 | usage(); |
| 80 | |
| 81 | for (; *argv; ++argv) |
| 82 | getfrom(*argv); |
| 83 | exit(0); |
| 84 | } |
| 85 | |
| 86 | getfrom(name) |
| 87 | char *name; |
| 88 | { |
| 89 | int i = 0; |
| 90 | char headbuf[BUFSIZ]; |
| 91 | char linbuf[BUFSIZ]; |
| 92 | |
| 93 | if (freopen(name, "r", stdin) == 0) { |
| 94 | perror(name); |
| 95 | return; |
| 96 | } |
| 97 | for (;;) { |
| 98 | if (fgets(headbuf, sizeof headbuf, stdin) == NULL) |
| 99 | return; |
| 100 | if (headbuf[0] != '.') |
| 101 | continue; |
| 102 | if (headbuf[1] == 'T' && headbuf[2] == 'H') |
| 103 | break; |
| 104 | if (headbuf[1] == 't' && headbuf[2] == 'h') |
| 105 | break; |
| 106 | } |
| 107 | for (;;) { |
| 108 | if (fgets(linbuf, sizeof linbuf, stdin) == NULL) |
| 109 | return; |
| 110 | if (linbuf[0] != '.') |
| 111 | continue; |
| 112 | if (linbuf[1] == 'S' && linbuf[2] == 'H') |
| 113 | break; |
| 114 | if (linbuf[1] == 's' && linbuf[2] == 'h') |
| 115 | break; |
| 116 | } |
| 117 | trimln(headbuf); |
| 118 | if (tocrc) |
| 119 | doname(name); |
| 120 | if (!intro) |
| 121 | printf("%s\t", headbuf); |
| 122 | for (;;) { |
| 123 | if (fgets(linbuf, sizeof linbuf, stdin) == NULL) |
| 124 | break; |
| 125 | if (linbuf[0] == '.') { |
| 126 | if (linbuf[1] == 'S' && linbuf[2] == 'H') |
| 127 | break; |
| 128 | if (linbuf[1] == 's' && linbuf[2] == 'h') |
| 129 | break; |
| 130 | } |
| 131 | trimln(linbuf); |
| 132 | if (intro) { |
| 133 | split(linbuf, name); |
| 134 | continue; |
| 135 | } |
| 136 | if (i != 0) |
| 137 | printf(" "); |
| 138 | i++; |
| 139 | printf("%s", linbuf); |
| 140 | } |
| 141 | printf("\n"); |
| 142 | } |
| 143 | |
| 144 | trimln(cp) |
| 145 | register char *cp; |
| 146 | { |
| 147 | |
| 148 | while (*cp) |
| 149 | cp++; |
| 150 | if (*--cp == '\n') |
| 151 | *cp = 0; |
| 152 | } |
| 153 | |
| 154 | doname(name) |
| 155 | char *name; |
| 156 | { |
| 157 | register char *dp = name, *ep; |
| 158 | |
| 159 | again: |
| 160 | while (*dp && *dp != '.') |
| 161 | putchar(*dp++); |
| 162 | if (*dp) |
| 163 | for (ep = dp+1; *ep; ep++) |
| 164 | if (*ep == '.') { |
| 165 | putchar(*dp++); |
| 166 | goto again; |
| 167 | } |
| 168 | putchar('('); |
| 169 | if (*dp) |
| 170 | dp++; |
| 171 | while (*dp) |
| 172 | putchar (*dp++); |
| 173 | putchar(')'); |
| 174 | putchar(' '); |
| 175 | } |
| 176 | |
| 177 | split(line, name) |
| 178 | char *line, *name; |
| 179 | { |
| 180 | register char *cp, *dp; |
| 181 | char *sp, *sep; |
| 182 | |
| 183 | cp = index(line, '-'); |
| 184 | if (cp == 0) |
| 185 | return; |
| 186 | sp = cp + 1; |
| 187 | for (--cp; *cp == ' ' || *cp == '\t' || *cp == '\\'; cp--) |
| 188 | ; |
| 189 | *++cp = '\0'; |
| 190 | while (*sp && (*sp == ' ' || *sp == '\t')) |
| 191 | sp++; |
| 192 | for (sep = "", dp = line; dp && *dp; dp = cp, sep = "\n") { |
| 193 | cp = index(dp, ','); |
| 194 | if (cp) { |
| 195 | register char *tp; |
| 196 | |
| 197 | for (tp = cp - 1; *tp == ' ' || *tp == '\t'; tp--) |
| 198 | ; |
| 199 | *++tp = '\0'; |
| 200 | for (++cp; *cp == ' ' || *cp == '\t'; cp++) |
| 201 | ; |
| 202 | } |
| 203 | printf("%s%s\t", sep, dp); |
| 204 | dorefname(name); |
| 205 | printf("\t%s", sp); |
| 206 | } |
| 207 | } |
| 208 | |
| 209 | dorefname(name) |
| 210 | char *name; |
| 211 | { |
| 212 | register char *dp = name, *ep; |
| 213 | |
| 214 | again: |
| 215 | while (*dp && *dp != '.') |
| 216 | putchar(*dp++); |
| 217 | if (*dp) |
| 218 | for (ep = dp+1; *ep; ep++) |
| 219 | if (*ep == '.') { |
| 220 | putchar(*dp++); |
| 221 | goto again; |
| 222 | } |
| 223 | putchar('.'); |
| 224 | if (*dp) |
| 225 | dp++; |
| 226 | while (*dp) |
| 227 | putchar (*dp++); |
| 228 | } |
| 229 | |
| 230 | usage() |
| 231 | { |
| 232 | (void)fprintf(stderr, "usage: getNAME [-it] file ...\n"); |
| 233 | exit(1); |
| 234 | } |