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Annotation of mandoc/apropos.c, Revision 1.31

1.31    ! kristaps    1: /*     $Id: mandocdb.c,v 1.46 2012/03/23 06:52:17 kristaps Exp $ */
1.1       kristaps    2: /*
1.31    ! kristaps    3:  * Copyright (c) 2012 Kristaps Dzonsons <kristaps@bsd.lv>
1.1       kristaps    4:  *
                      5:  * Permission to use, copy, modify, and distribute this software for any
                      6:  * purpose with or without fee is hereby granted, provided that the above
                      7:  * copyright notice and this permission notice appear in all copies.
                      8:  *
                      9:  * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
                     10:  * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
                     11:  * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
                     12:  * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
                     13:  * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
                     14:  * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
                     15:  * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
                     16:  */
1.13      kristaps   17: #ifdef HAVE_CONFIG_H
                     18: #include "config.h"
                     19: #endif
1.27      kristaps   20: #include <sys/param.h>
1.13      kristaps   21:
1.1       kristaps   22: #include <assert.h>
                     23: #include <getopt.h>
                     24: #include <stdio.h>
                     25: #include <stdlib.h>
                     26: #include <string.h>
1.29      kristaps   27: #include <unistd.h>
1.1       kristaps   28:
1.18      kristaps   29: #include "manpath.h"
1.31    ! kristaps   30: #include "mansearch.h"
1.1       kristaps   31:
                     32: int
                     33: main(int argc, char *argv[])
                     34: {
1.31    ! kristaps   35:        int              ch;
        !            36:        size_t           i, sz;
        !            37:        struct manpage  *res;
        !            38:        char            *conf_file, *defpaths, *auxpaths,
        !            39:                        *arch, *sec;
1.15      kristaps   40:        struct manpaths  paths;
1.31    ! kristaps   41:        char            *progname;
        !            42:        extern char     *optarg;
1.1       kristaps   43:        extern int       optind;
                     44:
                     45:        progname = strrchr(argv[0], '/');
                     46:        if (progname == NULL)
                     47:                progname = argv[0];
                     48:        else
                     49:                ++progname;
                     50:
1.31    ! kristaps   51:        auxpaths = defpaths = conf_file = arch = sec = NULL;
1.15      kristaps   52:        memset(&paths, 0, sizeof(struct manpaths));
                     53:
1.24      schwarze   54:        while (-1 != (ch = getopt(argc, argv, "C:M:m:S:s:")))
1.1       kristaps   55:                switch (ch) {
1.24      schwarze   56:                case ('C'):
                     57:                        conf_file = optarg;
                     58:                        break;
1.17      kristaps   59:                case ('M'):
                     60:                        defpaths = optarg;
                     61:                        break;
1.15      kristaps   62:                case ('m'):
1.17      kristaps   63:                        auxpaths = optarg;
1.15      kristaps   64:                        break;
1.9       kristaps   65:                case ('S'):
1.31    ! kristaps   66:                        arch = optarg;
1.1       kristaps   67:                        break;
1.9       kristaps   68:                case ('s'):
1.31    ! kristaps   69:                        sec = optarg;
1.1       kristaps   70:                        break;
                     71:                default:
1.31    ! kristaps   72:                        goto usage;
1.1       kristaps   73:                }
                     74:
                     75:        argc -= optind;
                     76:        argv += optind;
                     77:
1.31    ! kristaps   78:        if (0 == argc)
        !            79:                goto usage;
1.15      kristaps   80:
1.24      schwarze   81:        manpath_parse(&paths, conf_file, defpaths, auxpaths);
1.31    ! kristaps   82:        ch = mansearch(&paths, arch, sec, argc, argv, &res, &sz);
1.18      kristaps   83:        manpath_free(&paths);
1.28      kristaps   84:
1.31    ! kristaps   85:        if (0 == ch)
        !            86:                goto usage;
1.28      kristaps   87:
1.31    ! kristaps   88:        for (i = 0; i < sz; i++) {
        !            89:                printf("%s - %s\n", res[i].file, res[i].desc);
        !            90:                free(res[i].desc);
1.28      kristaps   91:        }
                     92:
1.31    ! kristaps   93:        free(res);
        !            94:        return(sz ? EXIT_SUCCESS : EXIT_FAILURE);
        !            95: usage:
        !            96:        fprintf(stderr, "usage: %s [-C conf] "
        !            97:                                  "[-M paths] "
        !            98:                                  "[-m paths] "
        !            99:                                  "[-S arch] "
        !           100:                                  "[-s section] "
        !           101:                                  "expr ...\n",
        !           102:                                  progname);
1.28      kristaps  103:        return(EXIT_FAILURE);
1.1       kristaps  104: }