2 /* Copyright (C) 1989-1992, 2000, 2001 Free Software Foundation, Inc.
3 Written by James Clark (jjc@jclark.com)
5 This file is part of groff.
7 groff is free software; you can redistribute it and/or modify it under
8 the terms of the GNU General Public License as published by the Free
9 Software Foundation; either version 2, or (at your option) any later
12 groff is distributed in the hope that it will be useful, but WITHOUT ANY
13 WARRANTY; without even the implied warranty of MERCHANTABILITY or
14 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
17 You should have received a copy of the GNU General Public License along
18 with groff; see the file COPYING. If not, write to the Free Software
19 Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
38 const char *Version_string;
41 static void usage(FILE *stream)
43 fprintf(stream, "usage: %s [-v] [-i XYZ] [-t N] database ...\n",
47 int main(int argc, char **argv)
49 program_name = argv[0];
50 static char stderr_buf[BUFSIZ];
51 setbuf(stderr, stderr_buf);
53 static const struct option long_options[] = {
54 { "help", no_argument, 0, CHAR_MAX + 1 },
55 { "version", no_argument, 0, 'v' },
58 while ((opt = getopt_long(argc, argv, "vVi:t:", long_options, NULL)) != EOF)
64 linear_ignore_fields = optarg;
69 long n = strtol(optarg, &ptr, 10);
70 if (n == 0 && ptr == optarg) {
71 error("bad integer `%1' in `t' option", optarg);
76 linear_truncate_len = int(n);
81 printf("GNU lookbib (groff) version %s\n", Version_string);
85 case CHAR_MAX + 1: // --help
101 for (int i = optind; i < argc; i++)
102 list.add_file(argv[i]);
103 if (list.nfiles() == 0)
104 fatal("no databases");
106 int interactive = isatty(fileno(stdin));
112 if (!fgets(line, sizeof(line), stdin))
115 while (csspace(*ptr))
119 search_list_iterator iter(&list, line);
123 for (count = 0; iter.next(&start, &len); count++) {
124 if (fwrite(start, 1, len, stdout) != (size_t)len)
125 fatal("write error on stdout: %1", strerror(errno));
126 // Can happen for last reference in file.
127 if (start[len - 1] != '\n')
133 fprintf(stderr, "%d found\n", count);