1 /* Default error handlers for CPP Library.
2 Copyright (C) 1986, 1987, 1989, 1992, 1993, 1994, 1995, 1998, 1999, 2000
3 Free Software Foundation, Inc.
4 Written by Per Bothner, 1994.
5 Based on CCCP program by Paul Rubin, June 1986
6 Adapted to ANSI C, Richard Stallman, Jan 1987
8 This program is free software; you can redistribute it and/or modify it
9 under the terms of the GNU General Public License as published by the
10 Free Software Foundation; either version 2, or (at your option) any
13 This program is distributed in the hope that it will be useful,
14 but WITHOUT ANY WARRANTY; without even the implied warranty of
15 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 GNU General Public License for more details.
18 You should have received a copy of the GNU General Public License
19 along with this program; if not, write to the Free Software
20 Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
22 In other words, you are welcome to use, share and improve this program.
23 You are forbidden to forbid anyone else to use, share and improve
24 what you give them. Help stamp out software-hoarding! */
32 static void print_containing_files PARAMS ((cpp_reader *, cpp_buffer *));
33 static void print_file_and_line PARAMS ((const char *, long, long));
34 static void v_message PARAMS ((cpp_reader *, int,
35 const char *, long, long,
36 const char *, va_list));
38 /* Print the file names and line numbers of the #include
39 commands which led to the current file. */
42 print_containing_files (pfile, ip)
48 /* If stack of files hasn't changed since we last printed
49 this info, don't repeat it. */
50 if (pfile->input_stack_listing_current)
53 /* Find the other, outer source files. */
54 for (ip = CPP_PREV_BUFFER (ip); ip != NULL; ip = CPP_PREV_BUFFER (ip))
57 cpp_buf_line_and_col (ip, &line, NULL);
61 fprintf (stderr, _("In file included from %s:%ld"),
62 ip->nominal_fname, line);
65 /* Translators note: this message is used in conjunction
66 with "In file included from %s:%ld" and some other
67 tricks. We want something like this:
69 In file included from sys/select.h:123,
72 bits/select.h:45: <error message here>
74 The trailing comma is at the beginning of this message,
75 and the trailing colon is not translated. */
76 fprintf (stderr, _(",\n from %s:%ld"),
77 ip->nominal_fname, line);
80 fputs (":\n", stderr);
82 /* Record we have printed the status as of this time. */
83 pfile->input_stack_listing_current = 1;
87 print_file_and_line (filename, line, column)
91 if (filename == 0 || *filename == '\0')
94 fputs (_("<command line>: "), stderr);
96 fprintf (stderr, "%s:%ld:%ld: ", filename, line, column);
98 fprintf (stderr, "%s:%ld: ", filename, line);
101 /* IS_ERROR is 3 for ICE, 2 for merely "fatal" error,
102 1 for error, 0 for warning. */
105 v_message (pfile, is_error, file, line, col, msg, ap)
114 cpp_buffer *ip = cpp_file_buffer (pfile);
119 file = ip->nominal_fname;
121 cpp_buf_line_and_col (ip, &line, &col);
123 print_containing_files (pfile, ip);
124 print_file_and_line (file, line, col);
127 fprintf (stderr, "%s: ", progname);
132 fprintf (stderr, _("warning: "));
135 if (pfile->errors < CPP_FATAL_LIMIT)
139 pfile->errors = CPP_FATAL_LIMIT;
142 fprintf (stderr, _("internal error: "));
143 pfile->errors = CPP_FATAL_LIMIT;
146 cpp_ice (pfile, "bad is_error(%d) in v_message", is_error);
149 vfprintf (stderr, _(msg), ap);
153 /* Exported interface. */
155 /* For reporting internal errors. Prints "internal error: " for you,
156 otherwise identical to cpp_fatal. */
159 cpp_ice VPARAMS ((cpp_reader *pfile, const char *msgid, ...))
161 #ifndef ANSI_PROTOTYPES
167 VA_START (ap, msgid);
169 #ifndef ANSI_PROTOTYPES
170 pfile = va_arg (ap, cpp_reader *);
171 msgid = va_arg (ap, const char *);
174 v_message (pfile, 3, NULL, -1, -1, msgid, ap);
178 /* Same as cpp_error, except we consider the error to be "fatal",
179 such as inconsistent options. I.e. there is little point in continuing.
180 (We do not exit, to support use of cpplib as a library.
181 Instead, it is the caller's responsibility to check
185 cpp_fatal VPARAMS ((cpp_reader *pfile, const char *msgid, ...))
187 #ifndef ANSI_PROTOTYPES
193 VA_START (ap, msgid);
195 #ifndef ANSI_PROTOTYPES
196 pfile = va_arg (ap, cpp_reader *);
197 msgid = va_arg (ap, const char *);
200 v_message (pfile, 2, NULL, -1, -1, msgid, ap);
205 cpp_error VPARAMS ((cpp_reader * pfile, const char *msgid, ...))
207 #ifndef ANSI_PROTOTYPES
215 #ifndef ANSI_PROTOTYPES
216 pfile = va_arg (ap, cpp_reader *);
217 msgid = va_arg (ap, const char *);
220 if (CPP_OPTIONS (pfile)->inhibit_errors)
223 v_message (pfile, 1, NULL, -1, -1, msgid, ap);
228 cpp_error_with_line VPARAMS ((cpp_reader *pfile, int line, int column,
229 const char *msgid, ...))
231 #ifndef ANSI_PROTOTYPES
239 VA_START (ap, msgid);
241 #ifndef ANSI_PROTOTYPES
242 pfile = va_arg (ap, cpp_reader *);
243 line = va_arg (ap, int);
244 column = va_arg (ap, int);
245 msgid = va_arg (ap, const char *);
248 if (CPP_OPTIONS (pfile)->inhibit_errors)
251 v_message (pfile, 1, NULL, line, column, msgid, ap);
255 /* Error including a message from `errno'. */
257 cpp_error_from_errno (pfile, name)
261 cpp_error (pfile, "%s: %s", name, xstrerror (errno));
265 cpp_warning VPARAMS ((cpp_reader * pfile, const char *msgid, ...))
267 #ifndef ANSI_PROTOTYPES
273 VA_START (ap, msgid);
275 #ifndef ANSI_PROTOTYPES
276 pfile = va_arg (ap, cpp_reader *);
277 msgid = va_arg (ap, const char *);
280 if (CPP_OPTIONS (pfile)->inhibit_warnings)
283 v_message (pfile, 0, NULL, -1, -1, msgid, ap);
288 cpp_warning_with_line VPARAMS ((cpp_reader * pfile, int line, int column,
289 const char *msgid, ...))
291 #ifndef ANSI_PROTOTYPES
299 VA_START (ap, msgid);
301 #ifndef ANSI_PROTOTYPES
302 pfile = va_arg (ap, cpp_reader *);
303 line = va_arg (ap, int);
304 column = va_arg (ap, int);
305 msgid = va_arg (ap, const char *);
308 if (CPP_OPTIONS (pfile)->inhibit_warnings)
311 v_message (pfile, 0, NULL, line, column, msgid, ap);
316 cpp_pedwarn VPARAMS ((cpp_reader * pfile, const char *msgid, ...))
318 #ifndef ANSI_PROTOTYPES
324 VA_START (ap, msgid);
326 #ifndef ANSI_PROTOTYPES
327 pfile = va_arg (ap, cpp_reader *);
328 msgid = va_arg (ap, const char *);
331 if (CPP_OPTIONS (pfile)->pedantic_errors
332 ? CPP_OPTIONS (pfile)->inhibit_errors
333 : CPP_OPTIONS (pfile)->inhibit_warnings)
336 v_message (pfile, CPP_OPTIONS (pfile)->pedantic_errors,
337 NULL, -1, -1, msgid, ap);
342 cpp_pedwarn_with_line VPARAMS ((cpp_reader * pfile, int line, int column,
343 const char *msgid, ...))
345 #ifndef ANSI_PROTOTYPES
353 VA_START (ap, msgid);
355 #ifndef ANSI_PROTOTYPES
356 pfile = va_arg (ap, cpp_reader *);
357 line = va_arg (ap, int);
358 column = va_arg (ap, int);
359 msgid = va_arg (ap, const char *);
362 if (CPP_OPTIONS (pfile)->pedantic_errors
363 ? CPP_OPTIONS (pfile)->inhibit_errors
364 : CPP_OPTIONS (pfile)->inhibit_warnings)
367 v_message (pfile, CPP_OPTIONS (pfile)->pedantic_errors,
368 NULL, line, column, msgid, ap);
372 /* Report a warning (or an error if pedantic_errors)
373 giving specified file name and line number, not current. */
376 cpp_pedwarn_with_file_and_line VPARAMS ((cpp_reader *pfile,
377 const char *file, int line, int col,
378 const char *msgid, ...))
380 #ifndef ANSI_PROTOTYPES
389 VA_START (ap, msgid);
391 #ifndef ANSI_PROTOTYPES
392 pfile = va_arg (ap, cpp_reader *);
393 file = va_arg (ap, const char *);
394 line = va_arg (ap, int);
395 col = va_arg (ap, int);
396 msgid = va_arg (ap, const char *);
399 if (CPP_OPTIONS (pfile)->pedantic_errors
400 ? CPP_OPTIONS (pfile)->inhibit_errors
401 : CPP_OPTIONS (pfile)->inhibit_warnings)
404 v_message (pfile, CPP_OPTIONS (pfile)->pedantic_errors,
405 file, line, col, msgid, ap);
409 /* Print an error message not associated with a file. */
411 cpp_notice VPARAMS ((cpp_reader *pfile, const char *msgid, ...))
413 #ifndef ANSI_PROTOTYPES
419 VA_START (ap, msgid);
421 #ifndef ANSI_PROTOTYPES
422 pfile = va_arg (ap, cpp_reader *);
423 msgid = va_arg (ap, const char *);
426 if (pfile->errors < CPP_FATAL_LIMIT)
429 vfprintf (stderr, _(msgid), ap);
436 cpp_notice_from_errno (pfile, name)
440 cpp_notice (pfile, "%s: %s", name, xstrerror (errno));