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Diffstat (limited to 'gcc-4.4.3/libcpp/makedepend.c')
| -rw-r--r-- | gcc-4.4.3/libcpp/makedepend.c | 206 |
1 files changed, 0 insertions, 206 deletions
diff --git a/gcc-4.4.3/libcpp/makedepend.c b/gcc-4.4.3/libcpp/makedepend.c deleted file mode 100644 index c67f64e23..000000000 --- a/gcc-4.4.3/libcpp/makedepend.c +++ /dev/null @@ -1,206 +0,0 @@ -/* Dependency generator utility. - Copyright (C) 2004 Free Software Foundation, Inc. - Contributed by Zack Weinberg, May 2004 - -This program is free software; you can redistribute it and/or modify it -under the terms of the GNU General Public License as published by the -Free Software Foundation; either version 2, or (at your option) any -later version. - -This program is distributed in the hope that it will be useful, -but WITHOUT ANY WARRANTY; without even the implied warranty of -MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -GNU General Public License for more details. - -You should have received a copy of the GNU General Public License -along with this program; if not, write to the Free Software -Foundation, 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. - - In other words, you are welcome to use, share and improve this program. - You are forbidden to forbid anyone else to use, share and improve - what you give them. Help stamp out software-hoarding! */ - -#include "config.h" -#include "system.h" -#include "line-map.h" -#include "cpplib.h" -#include "getopt.h" -#include "mkdeps.h" - -const char *progname; -const char *vpath; - -static const char *output_file; -static bool had_errors; - -/* Option lists, to give to cpplib before each input file. */ -struct cmd_line_macro -{ - struct cmd_line_macro *next; - bool is_undef; - const char *macro; -}; - -static struct cmd_line_macro *cmd_line_macros; -static cpp_dir *cmd_line_searchpath; - -static void -add_clm (const char *macro, bool is_undef) -{ - struct cmd_line_macro *clm = XNEW (struct cmd_line_macro); - clm->next = cmd_line_macros; - clm->is_undef = is_undef; - clm->macro = macro; - cmd_line_macros = clm; -} - -static void -add_dir (char *name, bool sysp) -{ - cpp_dir *dir = XNEW (cpp_dir); - dir->next = cmd_line_searchpath; - dir->name = name; - dir->sysp = sysp; - dir->construct = 0; - dir->user_supplied_p = 1; - cmd_line_searchpath = dir; -} - -/* Command line processing. */ - -static void ATTRIBUTE_NORETURN -usage (int errcode) -{ - fprintf (stderr, -"usage: %s [-vh] [-V vpath] [-Dname[=def]...] [-Uname] [-Idir...] [-o file] sources...\n", - progname); - exit (errcode); -} - -static int -parse_options (int argc, char **argv) -{ - static const struct option longopts[] = { - { "--help", no_argument, 0, 'h' }, - { 0, 0, 0, 0 } - }; - - for (;;) - switch (getopt_long (argc, argv, "hD:U:I:J:o:V:", longopts, 0)) - { - case 'h': usage (0); - case 'D': add_clm (optarg, false); break; - case 'U': add_clm (optarg, true); break; - case 'I': add_dir (optarg, false); break; - case 'J': add_dir (optarg, true); break; - case 'o': - if (output_file) - { - fprintf (stderr, "%s: too many output files\n", progname); - usage (2); - } - output_file = optarg; - break; - case 'V': - if (vpath) - { - fprintf (stderr, "%s: too many vpaths\n", progname); - usage (2); - } - vpath = optarg; - break; - case '?': - usage (2); /* getopt has issued the error message. */ - - case -1: /* end of options */ - if (optind == argc) - { - fprintf (stderr, "%s: no input files\n", progname); - usage (2); - } - return optind; - - default: - abort (); - } -} - -/* Set up cpplib from command line options. */ -static cpp_reader * -reader_init (struct line_maps *line_table) -{ - cpp_reader *reader; - cpp_options *options; - - linemap_init (line_table); - reader = cpp_create_reader (CLK_GNUC89, 0, line_table); - - /* Ignore warnings and errors (we don't have access to system - headers). Request dependency output. */ - options = cpp_get_options (reader); - options->inhibit_warnings = 1; - options->inhibit_errors = 1; - options->deps.style = DEPS_USER; - - /* Further initialization. */ - cpp_post_options (reader); - cpp_init_iconv (reader); - cpp_set_include_chains (reader, cmd_line_searchpath, cmd_line_searchpath, - false); - if (vpath) - { - struct deps *deps = cpp_get_deps (reader); - deps_add_vpath (deps, vpath); - } - - return reader; -} - -/* Process one input source file. */ -static void -process_file (const char *file) -{ - struct line_maps line_table; - cpp_reader *reader = reader_init (&line_table); - - if (!cpp_read_main_file (reader, file)) - had_errors = true; - else - { - struct cmd_line_macro *clm; - - cpp_init_builtins (reader, true); - for (clm = cmd_line_macros; clm; clm = clm->next) - (clm->is_undef ? cpp_undef : cpp_define) (reader, clm->macro); - - cpp_scan_nooutput (reader); - if (cpp_finish (reader, stdout)) - had_errors = true; - } - cpp_destroy (reader); - linemap_free (&line_table); -} - -/* Master control. */ - -int -main(int argc, char **argv) -{ - int first_input, i; - - progname = argv[0]; - xmalloc_set_program_name (progname); - - first_input = parse_options (argc, argv); - if (output_file) - if (!freopen (output_file, "w", stdout)) - { - perror (output_file); - return 1; - } - - for (i = first_input; i < argc; i++) - process_file (argv[i]); - - return had_errors; -} |