2.11BSD#431 - /usr/src/usr.sbin/catman/catman.c

   1: /*
   2:  * Copyright (c) 1980 Regents of the University of California.
   3:  * All rights reserved.  The Berkeley software License Agreement
   4:  * specifies the terms and conditions for redistribution.
   5:  */
   6: 
   7: #if !defined(lint) && defined(DOSCCS)
   8: char copyright[] =
   9: "@(#) Copyright (c) 1980 Regents of the University of California.\n\
  10:  All rights reserved.\n";
  11: 
  12: static char sccsid[] = "@(#)catman.c	5.7.1 (2.11BSD) 1996/10/21";
  13: #endif
  14: 
  15: /*
  16:  * catman: update cat'able versions of manual pages
  17:  *  (whatis database also)
  18:  */
  19: #include <stdio.h>
  20: #include <sys/types.h>
  21: #include <sys/stat.h>
  22: #include <sys/file.h>
  23: #include <sys/time.h>
  24: #include <sys/dir.h>
  25: #include <ctype.h>
  26: #include <string.h>
  27: #include <stdlib.h>
  28: 
  29: char    buf[BUFSIZ];
  30: char    pflag;
  31: char    nflag;
  32: char    wflag;
  33: char    man[MAXNAMLEN+6] = "manx/";
  34: int exstat = 0;
  35: char    cat[MAXNAMLEN+6] = "catx/";
  36: char    lncat[MAXNAMLEN+9] = "../catx/";
  37: char    *manpath = "/usr/man";
  38: char    *sections = "12345678ln";
  39: char    *makewhatis = "/usr/sbin/makewhatis";
  40: 
  41: main(ac, av)
  42:     int ac;
  43:     char *av[];
  44: {
  45:     char *mp, *nextp;
  46: 
  47:     if ((mp = getenv("MANPATH")) != NULL)
  48:         manpath = mp;
  49: 
  50:     ac--, av++;
  51:     while (ac > 0 && av[0][0] == '-') {
  52:         switch (av[0][1]) {
  53: 
  54:         case 'p':
  55:             pflag++;
  56:             break;
  57: 
  58:         case 'n':
  59:             nflag++;
  60:             break;
  61: 
  62:         case 'w':
  63:             wflag++;
  64:             break;
  65: 
  66:         case 'M':
  67:         case 'P':
  68:             if (ac < 1) {
  69:                 fprintf(stderr, "%s: missing path\n",
  70:                     av[0]);
  71:                 exit(1);
  72:             }
  73:             ac--, av++;
  74:             manpath = *av;
  75:             break;
  76: 
  77:         default:
  78:             goto usage;
  79:         }
  80:         ac--, av++;
  81:     }
  82:     if (ac > 1) {
  83: usage:
  84:         printf("usage: catman [ -p ] [ -n ] [ -w ] [ -M path ] [ sections ]\n");
  85:         exit(-1);
  86:     }
  87:     if (ac == 1)
  88:         sections = *av;
  89:     for (mp = manpath; mp && ((nextp = index(mp, ':')), 1); mp = nextp) {
  90:         if (nextp)
  91:             *nextp++ = '\0';
  92:         doit(mp);
  93:     }
  94:     exit(exstat);
  95: }
  96: 
  97: doit(mandir)
  98:     char *mandir;
  99: {
 100:     register char *msp, *csp, *sp;
 101:     int changed = 1;
 102:     int status;
 103: 
 104:     if (wflag)
 105:         goto whatis;
 106:     if (chdir(mandir) < 0) {
 107:         sprintf(buf, "catman: %s", mandir);
 108:         perror(buf);
 109:         /* exstat = 1; */
 110:         return;
 111:     }
 112:     if (pflag)
 113:         printf("cd %s\n", mandir);
 114:     msp = &man[5];
 115:     csp = &cat[5];
 116:     (void) umask(0);
 117:     for (sp = sections; *sp; sp++) {
 118:         register DIR *mdir;
 119:         register struct direct *dir;
 120:         struct stat sbuf;
 121: 
 122:         man[3] = cat[3] = *sp;
 123:         *msp = *csp = '\0';
 124:         if ((mdir = opendir(man)) == NULL) {
 125:             /* sprintf(buf, "catman: opendir: %s", man); */
 126:             /* perror(buf); */
 127:             /* exstat = 1; */
 128:             continue;
 129:         }
 130:         if (stat(cat, &sbuf) < 0) {
 131:             register char *cp;
 132: 
 133:             (void) strcpy(buf, cat);
 134:             cp = rindex(buf, '/');
 135:             if (cp && cp[1] == '\0')
 136:                 *cp = '\0';
 137:             if (pflag)
 138:                 printf("mkdir %s\n", buf);
 139:             else if (mkdir(buf, 0777) < 0) {
 140:                 sprintf(buf, "catman: mkdir: %s", cat);
 141:                 perror(buf);
 142:                 exstat = 1;
 143:                 continue;
 144:             }
 145:             (void) stat(cat, &sbuf);
 146:         }
 147:         if (access(cat, R_OK|W_OK|X_OK) == -1) {
 148:             sprintf(buf, "catman: %s", cat);
 149:             perror(buf);
 150:             exstat = 1;
 151:             continue;
 152:         }
 153:         if ((sbuf.st_mode & S_IFMT) != S_IFDIR) {
 154:             fprintf(stderr, "catman: %s: Not a directory\n", cat);
 155:             exstat = 1;
 156:             continue;
 157:         }
 158:         while ((dir = readdir(mdir)) != NULL) {
 159:             time_t time;
 160:             register char *tsp;
 161:             FILE *inf;
 162:             int  makelink;
 163: 
 164:             if (dir->d_ino == 0 || dir->d_name[0] == '.')
 165:                 continue;
 166:             /*
 167: 			 * Make sure this is a man file, i.e., that it
 168: 			 * ends in .[0-9] or .[0-9][a-z]
 169: 			 */
 170:             tsp = rindex(dir->d_name, '.');
 171:             if (tsp == NULL)
 172:                 continue;
 173:             if (!isdigit(*++tsp) && *tsp != *sp)
 174:                 continue;
 175:             if (*++tsp && !isalpha(*tsp))
 176:                 continue;
 177:             if (*tsp && *++tsp)
 178:                 continue;
 179:             (void) strcpy(msp, dir->d_name);
 180:             if ((inf = fopen(man, "r")) == NULL) {
 181:                 sprintf(buf, "catman: %s");
 182:                 perror(buf);
 183:                 exstat = 1;
 184:                 continue;
 185:             }
 186:             makelink = 0;
 187:             if (getc(inf) == '.' && getc(inf) == 's'
 188:                 && getc(inf) == 'o') {
 189:                 if (getc(inf) != ' ' ||
 190:                     fgets(lncat+3, sizeof(lncat)-3, inf)==NULL) {
 191:                     fclose(inf);
 192:                     continue;
 193:                 }
 194:                 if (lncat[strlen(lncat)-1] == '\n')
 195:                     lncat[strlen(lncat)-1] = '\0';
 196:                 if (strncmp(lncat+3, "man", 3) != 0) {
 197:                     fclose(inf);
 198:                     continue;
 199:                 }
 200:                 bcopy("../cat", lncat, sizeof("../cat")-1);
 201:                 makelink = 1;
 202:             }
 203:             fclose(inf);
 204:             (void) strcpy(csp, dir->d_name);
 205:             if (stat(cat, &sbuf) >= 0) {
 206:                 time = sbuf.st_mtime;
 207:                 (void) stat(man, &sbuf);
 208:                 if (time >= sbuf.st_mtime)
 209:                     continue;
 210:                 (void) unlink(cat);
 211:             }
 212:             if (makelink) {
 213:                 /*
 214: 				 * Don't unlink a directory by accident.
 215: 				 */
 216:                 if (stat(lncat+3, &sbuf) >= 0 &&
 217:                     (((sbuf.st_mode&S_IFMT)==S_IFREG) ||
 218:                      ((sbuf.st_mode&S_IFMT)==S_IFLNK)))
 219:                     (void) unlink(cat);
 220:                 if (pflag)
 221:                     printf("ln -s %s %s\n", lncat, cat);
 222:                 else
 223:                     if (symlink(lncat, cat) == -1) {
 224:                         sprintf(buf, "catman: symlink: %s", cat);
 225:                         perror(buf);
 226:                         exstat = 1;
 227:                         continue;
 228:                     }
 229:             }
 230:             else {
 231:                 sprintf(buf, "nroff -man %s > %s", man, cat);
 232:                 if (pflag)
 233:                     printf("%s\n", buf);
 234:                 else if ((status = system(buf)) != 0) {
 235:                     fprintf(stderr, "catman: nroff: %s: exit status %d: Owooooo!\n", cat, status);
 236:                     exstat = 1;
 237:                     continue;
 238:                 }
 239:             }
 240:             changed = 1;
 241:         }
 242:         closedir(mdir);
 243:     }
 244:     if (changed && !nflag) {
 245: whatis:
 246:         sprintf(buf, "%s %s", makewhatis, mandir);
 247:         if (pflag)
 248:             printf("%s\n", buf);
 249:         else if ((status = system(buf)) != 0) {
 250:             fprintf(stderr, "catman: %s: exit status %d\n",
 251:                 buf, status);
 252:             exstat = 1;
 253:         }
 254:     }
 255:     return;
 256: }

Defined functions

Defined variables