/* Declaration for error-reporting function for Bison.
- Copyright (C) 2000 Free Software Foundation, Inc.
- 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.
+ Copyright (C) 2000-2002, 2006, 2009-2012 Free Software Foundation,
+ Inc.
+
+ 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 3 of the License, 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
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, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307,
- USA. */
+ along with this program. If not, see <http://www.gnu.org/licenses/>. */
#ifndef COMPLAIN_H_
-#define COMPLAIN_H_ 1
-
-#ifdef __cplusplus
-extern "C" {
-#endif
-
-#if defined (__STDC__) && __STDC__
-
-/* Informative messages, but we proceed. */
-
-extern void warn (const char *format, ...)
- __attribute__ ((__format__ (__printf__, 1, 2)));
-
-/* Something bad happen, but let's continue and die later. */
-
-extern void complain (const char *format, ...)
- __attribute__ ((__format__ (__printf__, 1, 2)));
-
-/* Something bad happen and we die now. */
+# define COMPLAIN_H_ 1
-extern void fatal (const char *format, ...)
- __attribute__ ((__format__ (__printf__, 1, 2)));
+# include "location.h"
-/* Print a message with `fprintf (stderr, FORMAT, ...)';
- if ERRNUM is nonzero, follow it with ": " and strerror (ERRNUM).
- If STATUS is nonzero, terminate the program with `exit (STATUS)'. */
-
-extern void error (int status, int errnum,
- const char *format, ...)
- __attribute__ ((__format__ (__printf__, 3, 4)));
-
-#else
-void warn ();
-void complain ();
-void error ();
-#endif
-
-/* Position in the current input file. */
-extern char *infile;
-extern int lineno;
-
-/* This variable is incremented each time `warn' is called. */
-extern unsigned int warn_message_count;
-
-/* This variable is incremented each time `complain' is called. */
-extern unsigned int complain_message_count;
-
-/* Sometimes we want to have at most one error per line. This
- variable controls whether this mode is selected or not. */
-extern int error_one_per_line;
-
-#ifdef __cplusplus
+# ifdef __cplusplus
+extern "C" {
+# endif
+
+/*-------------.
+| --warnings. |
+`-------------*/
+
+typedef enum
+ {
+ Wnone = 0, /**< Issue no warnings. */
+ Wmidrule_values = 1 << 0, /**< Unset or unused midrule values. */
+ Wyacc = 1 << 1, /**< POSIXME. */
+ Wconflicts_sr = 1 << 2, /**< S/R conflicts. */
+ Wconflicts_rr = 1 << 3, /**< R/R conflicts. */
+ Wother = 1 << 4, /**< All other warnings. */
+
+ Werror = 1 << 10, /**< Warnings are treated as errors. */
+ complaint = 1 << 11, /**< All complaints. */
+ fatal = 1 << 12, /**< All fatal errors. */
+ silent = 1 << 13, /**< Do not display the warning type. */
+ Wall = ~Werror /**< All above warnings. */
+ } warnings;
+
+/** What warnings are issued. */
+extern warnings warnings_flag;
+
+/** Display a "[-Wyacc]" like message on stderr. */
+void warnings_print_categories (warnings warn_flags);
+
+/** Record that a warning is about to be issued, and treat it as an
+ error if <tt>warnings_flag & Werror</tt>. This is exported
+ only for the sake of Yacc-compatible conflict reports in conflicts.c.
+ All other warnings should be implemented in complain.c and should use
+ the normal warning format. */
+void set_warning_issued (void);
+
+/** Make a complaint, but don't specify any location. */
+void complain (warnings flags, char const *message, ...)
+ __attribute__ ((__format__ (__printf__, 2, 3)));
+
+/** Make a complaint with location. */
+void complain_at (location loc, warnings flags, char const *message, ...)
+ __attribute__ ((__format__ (__printf__, 3, 4)));
+
+/** Make a complaint with location and some indentation. */
+void complain_at_indent (location loc, warnings flags, unsigned *indent,
+ char const *message, ...)
+ __attribute__ ((__format__ (__printf__, 4, 5)));
+
+/** Whether an error was reported. */
+extern bool complaint_issued;
+
+# ifdef __cplusplus
}
-#endif
+# endif
#endif /* !COMPLAIN_H_ */
projects / bison.git / blobdiff