148e4216a4
PR preprocessor/34695 gcc: * Makefile.in (c-opts.o): Depend on c-tree.h. * c-common.c: Move down include of diagnostic.h. (done_lexing, c_cpp_error): New. * c-common.h (done_lexing): Declare. * c-decl.c (c_write_global_declarations): Don't check cpp_errors (parse_in). * c-opts.c: Include c-tree.h. (c_common_init_options): Set preprocessor error callback. (c_common_handle_option): Do not set preprocessor inhibit_warnings, warnings_are_errors, warn_system_headers, pedantic_errors or inhibit_warnings flags. (c_common_post_options): Do not check cpp_errors (parse_in). (c_common_finish): Do not output dependencies if there were errors. Do not check return value of cpp_finish. * c-ppoutput.c (pp_file_change): Set input_location. * c-tree.h (c_cpp_error): Declare. * diagnostic.c (diagnostic_set_info_translated): Also initialize override_column. (diagnostic_build_prefix): Check override_column. * diagnostic.h (diagnostic_info): Add override_column field. (diagnostic_override_column): Define. gcc/cp: * cp-tree.h (cp_cpp_error): Remove. * error.c (cp_cpp_error): Remove. * parser.c (cp_lexer_new_main): Set done_lexing instead of client_diagnostic and error callback. gcc/fortran: * cpp.c (cb_cpp_error): New. (gfc_cpp_post_options): Don't set cpp_option->inhibit_warnings. Don't check cpp_errors (cpp_in). (gfc_cpp_init_0): Set cb->error. gcc/testsuite: * gcc.dg/builtin-redefine.c, gcc.dg/cpp/redef2.c, gcc.dg/cpp/redef3.c, gcc.dg/cpp/trad/redef2.c: Use dg-message instead of dg-warning for "previous definition" messages. * gcc.dg/cpp/Wvariadic-1.c, gcc.dg/cpp/Wvariadic-3.c: Expect "warnings being treated as errors" message. * gcc.dg/fltconst-1.c: Use -fshow-column. libcpp: * makedepend.c: Remove. * Makefile.in (makedepend_OBJS, makedepend$(EXEEXT)): Remove. (all, clean, TAGS_SOURCES, include): Remove makedepend handling. * directives.c (cpp_errors): Remove. * errors.c (print_location, _cpp_begin_message, v_message): Remove. (cpp_error, cpp_error_with_line): Always use error callback. (cpp_error, cpp_error_with_line, cpp_errno): Return bool. * include/cpplib.h (cpp_options): Remove pedantic_errors, inhibit_warnings, warn_system_headers, inhibit_errors, warnings_are_errors, client_diagnostic. (cpp_callbacks): Add extra arguments to error callback; make it return bool. (cpp_finish): Return void. (cpp_destroy): Remove inaccurate comment about return value. (cpp_errors, CPP_DL_EXTRACT, CPP_DL_WARNING_P): Remove. (CPP_DL_NOTE): Define. * include/line-map.h (linemap_print_containing_files): Remove. * init.c (cpp_finish): Do not check for or return number of errors. * internal.h (cpp_reader): Remove errors field. * line-map.c (linemap_print_containing_files): Remove. * macro.c (_cpp_create_definition): Use CPP_DL_NOTE for message about previous definition. Only emit it if previous diagnostic was emitted. From-SVN: r145263
97 lines
2.7 KiB
C
97 lines
2.7 KiB
C
/* Default error handlers for CPP Library.
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Copyright (C) 1986, 1987, 1989, 1992, 1993, 1994, 1995, 1998, 1999, 2000,
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2001, 2002, 2004, 2008, 2009 Free Software Foundation, Inc.
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Written by Per Bothner, 1994.
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Based on CCCP program by Paul Rubin, June 1986
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Adapted to ANSI C, Richard Stallman, Jan 1987
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This program is free software; you can redistribute it and/or modify it
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under the terms of the GNU General Public License as published by the
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Free Software Foundation; either version 2, or (at your option) any
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later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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In other words, you are welcome to use, share and improve this program.
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You are forbidden to forbid anyone else to use, share and improve
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what you give them. Help stamp out software-hoarding! */
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#include "config.h"
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#include "system.h"
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#include "cpplib.h"
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#include "internal.h"
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/* Print an error at the location of the previously lexed token. */
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bool
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cpp_error (cpp_reader * pfile, int level, const char *msgid, ...)
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{
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source_location src_loc;
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va_list ap;
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bool ret;
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va_start (ap, msgid);
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if (CPP_OPTION (pfile, traditional))
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{
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if (pfile->state.in_directive)
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src_loc = pfile->directive_line;
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else
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src_loc = pfile->line_table->highest_line;
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}
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/* We don't want to refer to a token before the beginning of the
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current run -- that is invalid. */
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else if (pfile->cur_token == pfile->cur_run->base)
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{
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if (pfile->cur_run->prev != NULL)
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src_loc = pfile->cur_run->prev->limit->src_loc;
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else
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src_loc = 0;
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}
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else
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{
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src_loc = pfile->cur_token[-1].src_loc;
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}
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if (!pfile->cb.error)
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abort ();
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ret = pfile->cb.error (pfile, level, src_loc, 0, _(msgid), &ap);
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va_end (ap);
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return ret;
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}
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/* Print an error at a specific location. */
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bool
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cpp_error_with_line (cpp_reader *pfile, int level,
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source_location src_loc, unsigned int column,
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const char *msgid, ...)
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{
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va_list ap;
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bool ret;
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va_start (ap, msgid);
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if (!pfile->cb.error)
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abort ();
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ret = pfile->cb.error (pfile, level, src_loc, column, _(msgid), &ap);
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va_end (ap);
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return ret;
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}
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bool
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cpp_errno (cpp_reader *pfile, int level, const char *msgid)
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{
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if (msgid[0] == '\0')
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msgid = _("stdout");
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return cpp_error (pfile, level, "%s: %s", msgid, xstrerror (errno));
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}
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