2 /* Copyright (C) 1989-1992, 2000, 2001, 2002, 2003
3 Free Software Foundation, Inc.
4 Written by James Clark (jjc@jclark.com)
6 This file is part of groff.
8 groff is free software; you can redistribute it and/or modify it under
9 the terms of the GNU General Public License as published by the Free
10 Software Foundation; either version 2, or (at your option) any later
13 groff is distributed in the hope that it will be useful, but WITHOUT ANY
14 WARRANTY; without even the implied warranty of MERCHANTABILITY or
15 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
18 You should have received a copy of the GNU General Public License along
19 with groff; see the file COPYING. If not, write to the Free Software
20 Foundation, 51 Franklin St - Fifth Floor, Boston, MA 02110-1301, USA. */
40 const char *Version_string;
43 static void usage(FILE *stream)
45 fprintf(stream, "usage: %s [-v] [-i XYZ] [-t N] database ...\n",
49 int main(int argc, char **argv)
51 program_name = argv[0];
52 static char stderr_buf[BUFSIZ];
53 setbuf(stderr, stderr_buf);
55 static const struct option long_options[] = {
56 { "help", no_argument, 0, CHAR_MAX + 1 },
57 { "version", no_argument, 0, 'v' },
60 while ((opt = getopt_long(argc, argv, "vVi:t:", long_options, NULL)) != EOF)
66 linear_ignore_fields = optarg;
71 long n = strtol(optarg, &ptr, 10);
72 if (n == 0 && ptr == optarg) {
73 error("bad integer `%1' in `t' option", optarg);
78 linear_truncate_len = int(n);
83 printf("GNU lookbib (groff) version %s\n", Version_string);
87 case CHAR_MAX + 1: // --help
103 for (int i = optind; i < argc; i++)
104 list.add_file(argv[i]);
105 if (list.nfiles() == 0)
106 fatal("no databases");
108 int interactive = isatty(fileno(stdin));
114 if (!fgets(line, sizeof(line), stdin))
117 while (csspace(*ptr))
121 search_list_iterator iter(&list, line);
125 for (count = 0; iter.next(&start, &len); count++) {
126 if (fwrite(start, 1, len, stdout) != (size_t)len)
127 fatal("write error on stdout: %1", strerror(errno));
128 // Can happen for last reference in file.
129 if (start[len - 1] != '\n')
135 fprintf(stderr, "%d found\n", count);