X-Git-Url: https://git.saurik.com/bison.git/blobdiff_plain/e141f4d4bb6584bfbf13003047a2e48e9a6eab6a..cb9ec4fada480554cf47810fee736997d64e7427:/src/complain.h?ds=sidebyside diff --git a/src/complain.h b/src/complain.h index 3e028d69..e8c26d16 100644 --- a/src/complain.h +++ b/src/complain.h @@ -1,5 +1,6 @@ /* Declaration for error-reporting function for Bison. - Copyright (C) 2000-2002, 2006, 2009-2010 Free Software Foundation, + + Copyright (C) 2000-2002, 2006, 2009-2012 Free Software Foundation, Inc. This program is free software: you can redistribute it and/or modify @@ -20,59 +21,60 @@ # include "location.h" -# ifdef __cplusplus +# ifdef __cplusplus extern "C" { # endif -/** Informative messages, but we proceed. */ - -void warn (char const *format, ...) - __attribute__ ((__format__ (__printf__, 1, 2))); - -void warn_at (location loc, char const *format, ...) +/*-------------. +| --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 warnings_flag & Werror. 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))); -/* Generate a message aligned by an indent. - When *indent == 0, assign message's indent to *indent, - When *indent > 0, align the message by *indent value. */ -void warn_at_indent (location loc, unsigned *indent, - char const *format, ...) +/** Make a complaint with location. */ +void complain_at (location loc, warnings flags, char const *message, ...) __attribute__ ((__format__ (__printf__, 3, 4))); -/** An error, but we continue and die later. */ - -void complain (char const *format, ...) - __attribute__ ((__format__ (__printf__, 1, 2))); - -void complain_at (location loc, char const *format, ...) - __attribute__ ((__format__ (__printf__, 2, 3))); - -/* Generate a message aligned by an indent. - When *indent == 0, assign message's indent to *indent, - When *indent > 0, align the message by *indent value. */ -void complain_at_indent (location loc, unsigned *indent, - char const *format, ...) - __attribute__ ((__format__ (__printf__, 3, 4))); - -/** An incompatibility with POSIX Yacc: mapped either to warn* or - complain* depending on yacc_flag. */ - -void yacc_at (location loc, char const *format, ...) - __attribute__ ((__format__ (__printf__, 2, 3))); - - -/** A fatal error, causing immediate exit. */ - -void fatal (char const *format, ...) - __attribute__ ((__noreturn__, __format__ (__printf__, 1, 2))); - -void fatal_at (location loc, char const *format, ...) - __attribute__ ((__noreturn__, __format__ (__printf__, 2, 3))); +/** 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 +# ifdef __cplusplus } # endif