+++ /dev/null
-/* Default error handlers for CPP Library.
- Copyright (C) 1986, 1987, 1989, 1992, 1993, 1994, 1995, 1998, 1999, 2000,
- 2001, 2002 Free Software Foundation, Inc.
- Written by Per Bothner, 1994.
- Based on CCCP program by Paul Rubin, June 1986
- Adapted to ANSI C, Richard Stallman, Jan 1987
-
-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, 59 Temple Place - Suite 330, Boston, MA 02111-1307, 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 "cpplib.h"
-#include "cpphash.h"
-#include "intl.h"
-
-static void print_location PARAMS ((cpp_reader *, unsigned int, unsigned int));
-
-/* Don't remove the blank before do, as otherwise the exgettext
- script will mistake this as a function definition */
-#define v_message(msgid, ap) \
- do { vfprintf (stderr, _(msgid), ap); putc ('\n', stderr); } while (0)
-
-/* Print the logical file location (LINE, COL) in preparation for a
- diagnostic. Outputs the #include chain if it has changed. */
-static void
-print_location (pfile, line, col)
- cpp_reader *pfile;
- unsigned int line, col;
-{
- cpp_buffer *buffer = pfile->buffer;
-
- if (!buffer)
- fprintf (stderr, "%s: ", progname);
- else
- {
- const struct line_map *map;
-
- if (line == 0)
- {
- line = pfile->cur_token[-1].line;
- col = pfile->cur_token[-1].col;
- }
-
- map = lookup_line (&pfile->line_maps, line);
- print_containing_files (&pfile->line_maps, map);
-
- line = SOURCE_LINE (map, line);
- if (col == 0)
- col = 1;
-
- if (line == 0)
- fprintf (stderr, "%s:", map->to_file);
- else if (CPP_OPTION (pfile, show_column) == 0)
- fprintf (stderr, "%s:%u:", map->to_file, line);
- else
- fprintf (stderr, "%s:%u:%u:", map->to_file, line, col);
-
- fputc (' ', stderr);
- }
-}
-
-/* Set up for an error message: print the file and line, bump the error
- counter, etc. LINE is the logical line number; zero means to print
- at the location of the previously lexed token, which tends to be the
- correct place by default. Returns 0 if the error has been suppressed. */
-int
-_cpp_begin_message (pfile, code, line, column)
- cpp_reader *pfile;
- enum error_type code;
- unsigned int line, column;
-{
- int is_warning = 0;
-
- switch (code)
- {
- case PEDWARN:
- case WARNING:
- if (CPP_IN_SYSTEM_HEADER (pfile)
- && ! CPP_OPTION (pfile, warn_system_headers))
- return 0;
- case WARNING_SYSHDR:
- if (CPP_OPTION (pfile, warnings_are_errors)
- || (code == PEDWARN && CPP_OPTION (pfile, pedantic_errors)))
- {
- if (CPP_OPTION (pfile, inhibit_errors))
- return 0;
- if (pfile->errors < CPP_FATAL_LIMIT)
- pfile->errors++;
- }
- else
- {
- if (CPP_OPTION (pfile, inhibit_warnings))
- return 0;
- is_warning = 1;
- }
- break;
-
- case ERROR:
- if (CPP_OPTION (pfile, inhibit_errors))
- return 0;
- if (pfile->errors < CPP_FATAL_LIMIT)
- pfile->errors++;
- break;
- /* Fatal errors cannot be inhibited. */
- case FATAL:
- pfile->errors = CPP_FATAL_LIMIT;
- break;
- case ICE:
- fprintf (stderr, _("internal error: "));
- pfile->errors = CPP_FATAL_LIMIT;
- break;
- }
-
- print_location (pfile, line, column);
- if (is_warning)
- fputs (_("warning: "), stderr);
-
- return 1;
-}
-
-/* Exported interface. */
-
-/* For reporting internal errors. Prints "internal error: " for you,
- otherwise identical to cpp_fatal. */
-void
-cpp_ice VPARAMS ((cpp_reader *pfile, const char *msgid, ...))
-{
- VA_OPEN (ap, msgid);
- VA_FIXEDARG (ap, cpp_reader *, pfile);
- VA_FIXEDARG (ap, const char *, msgid);
-
- if (_cpp_begin_message (pfile, ICE, 0, 0))
- v_message (msgid, ap);
-
- VA_CLOSE (ap);
-}
-
-/* Same as cpp_error, except we consider the error to be "fatal",
- such as inconsistent options. I.e. there is little point in continuing.
- (We do not exit, to support use of cpplib as a library.
- Instead, it is the caller's responsibility to check
- CPP_FATAL_ERRORS. */
-void
-cpp_fatal VPARAMS ((cpp_reader *pfile, const char *msgid, ...))
-{
- VA_OPEN (ap, msgid);
- VA_FIXEDARG (ap, cpp_reader *, pfile);
- VA_FIXEDARG (ap, const char *, msgid);
-
- if (_cpp_begin_message (pfile, FATAL, 0, 0))
- v_message (msgid, ap);
-
- VA_CLOSE (ap);
-}
-
-/* Print an error at the location of the previously lexed token. */
-void
-cpp_error VPARAMS ((cpp_reader * pfile, const char *msgid, ...))
-{
- VA_OPEN (ap, msgid);
- VA_FIXEDARG (ap, cpp_reader *, pfile);
- VA_FIXEDARG (ap, const char *, msgid);
-
- if (_cpp_begin_message (pfile, ERROR, 0, 0))
- v_message (msgid, ap);
-
- VA_CLOSE (ap);
-}
-
-/* Print an error at a specific location. */
-void
-cpp_error_with_line VPARAMS ((cpp_reader *pfile, int line, int column,
- const char *msgid, ...))
-{
- VA_OPEN (ap, msgid);
- VA_FIXEDARG (ap, cpp_reader *, pfile);
- VA_FIXEDARG (ap, int, line);
- VA_FIXEDARG (ap, int, column);
- VA_FIXEDARG (ap, const char *, msgid);
-
- if (_cpp_begin_message (pfile, ERROR, line, column))
- v_message (msgid, ap);
-
- VA_CLOSE (ap);
-}
-
-/* Error including a message from `errno'. */
-void
-cpp_error_from_errno (pfile, name)
- cpp_reader *pfile;
- const char *name;
-{
- cpp_error (pfile, "%s: %s", name, xstrerror (errno));
-}
-
-/* Print a warning at the location of the previously lexed token. */
-void
-cpp_warning VPARAMS ((cpp_reader * pfile, const char *msgid, ...))
-{
- VA_OPEN (ap, msgid);
- VA_FIXEDARG (ap, cpp_reader *, pfile);
- VA_FIXEDARG (ap, const char *, msgid);
-
- if (_cpp_begin_message (pfile, WARNING, 0, 0))
- v_message (msgid, ap);
-
- VA_CLOSE (ap);
-}
-
-/* Print a warning at a specific location. */
-void
-cpp_warning_with_line VPARAMS ((cpp_reader * pfile, int line, int column,
- const char *msgid, ...))
-{
- VA_OPEN (ap, msgid);
- VA_FIXEDARG (ap, cpp_reader *, pfile);
- VA_FIXEDARG (ap, int, line);
- VA_FIXEDARG (ap, int, column);
- VA_FIXEDARG (ap, const char *, msgid);
-
- if (_cpp_begin_message (pfile, WARNING, line, column))
- v_message (msgid, ap);
-
- VA_CLOSE (ap);
-}
-
-/* Pedwarn at the location of the previously lexed token. */
-void
-cpp_pedwarn VPARAMS ((cpp_reader * pfile, const char *msgid, ...))
-{
- VA_OPEN (ap, msgid);
- VA_FIXEDARG (ap, cpp_reader *, pfile);
- VA_FIXEDARG (ap, const char *, msgid);
-
- if (_cpp_begin_message (pfile, PEDWARN, 0, 0))
- v_message (msgid, ap);
-
- VA_CLOSE (ap);
-}
-
-/* Pedwarn at a specific location. */
-void
-cpp_pedwarn_with_line VPARAMS ((cpp_reader * pfile, int line, int column,
- const char *msgid, ...))
-{
- VA_OPEN (ap, msgid);
- VA_FIXEDARG (ap, cpp_reader *, pfile);
- VA_FIXEDARG (ap, int, line);
- VA_FIXEDARG (ap, int, column);
- VA_FIXEDARG (ap, const char *, msgid);
-
- if (_cpp_begin_message (pfile, PEDWARN, line, column))
- v_message (msgid, ap);
-
- VA_CLOSE (ap);
-}
-
-/* Print an error message not associated with the translation unit. */
-void
-cpp_notice VPARAMS ((cpp_reader *pfile, const char *msgid, ...))
-{
- VA_OPEN (ap, msgid);
- VA_FIXEDARG (ap, cpp_reader *, pfile);
- VA_FIXEDARG (ap, const char *, msgid);
-
- if (pfile->errors < CPP_FATAL_LIMIT)
- pfile->errors++;
-
- v_message (msgid, ap);
-
- VA_CLOSE (ap);
-}
-
-/* Print an error message originating from ERRNO and not associated
- with the translation unit. */
-void
-cpp_notice_from_errno (pfile, name)
- cpp_reader *pfile;
- const char *name;
-{
- if (name[0] == '\0')
- name = "stdout";
- cpp_notice (pfile, "%s: %s", name, xstrerror (errno));
-}
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