2 /* Copyright (C) 1989-1992, 2000, 2001, 2003, 2004, 2005
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. */
30 #include "stringclass.h"
32 #include "searchpath.h"
34 // The include search path initially contains only the current directory.
35 static search_path include_search_path(0, 0, 0, 1);
37 int compatible_flag = 0;
41 extern "C" const char *Version_string;
43 int do_file(const char *filename);
46 void usage(FILE *stream)
48 fprintf(stream, "usage: %s [ -Crtv ] [ -I file ] [ files ]\n", program_name);
51 int main(int argc, char **argv)
53 program_name = argv[0];
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, "CI:rtv", long_options, NULL)) != EOF)
64 printf("GNU soelim (groff) version %s\n", Version_string);
72 include_search_path.command_line_dir(optarg);
80 case CHAR_MAX + 1: // --help
93 nbad += !do_file("-");
95 for (int i = optind; i < argc; i++)
96 nbad += !do_file(argv[i]);
97 if (ferror(stdout) || fflush(stdout) < 0)
98 fatal("output error");
106 printf(".lf %d %s\n", current_lineno, current_filename);
108 printf("%% file %s, line %d\n", current_filename, current_lineno);
112 void do_so(const char *line)
114 const char *p = line;
119 for (const char *q = p;
120 success && *q != '\0' && *q != '\n' && *q != ' ';
137 filename += char(*q);
138 if (success && filename.length() > 0) {
140 const char *fn = current_filename;
141 int ln = current_lineno;
143 if (do_file(filename.contents())) {
144 current_filename = fn;
151 fputs(".so", stdout);
155 int do_file(const char *filename)
157 char *file_name_in_path = 0;
158 FILE *fp = include_search_path.open_file_cautious(filename,
161 string whole_filename(file_name_in_path ? file_name_in_path : filename);
162 whole_filename += '\0';
163 a_delete file_name_in_path;
165 error("can't open `%1': %2", whole_filename.contents(), strerror(err));
168 current_filename = whole_filename.contents();
171 enum { START, MIDDLE, HAD_DOT, HAD_s, HAD_so, HAD_l, HAD_lf } state = START;
229 if (c == ' ' || c == '\n' || compatible_flag) {
231 for (; c != EOF && c != '\n'; c = getc(fp))
236 do_so(line.contents());
240 fputs(".so", stdout);
261 if (c == ' ' || c == '\n' || compatible_flag) {
263 for (; c != EOF && c != '\n'; c = getc(fp))
268 interpret_lf_args(line.contents());
269 printf(".lf%s", line.contents());
273 fputs(".lf", stdout);
284 fputs(".\n", stdout);
287 fputs(".l\n", stdout);
290 fputs(".s\n", stdout);
293 fputs(".lf\n", stdout);
296 fputs(".so\n", stdout);
306 current_filename = 0;