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[/] [openrisc/] [trunk/] [gnu-src/] [gcc-4.5.1/] [gcc/] [errors.c] - Rev 298
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/* Basic error reporting routines. Copyright (C) 1999, 2000, 2001, 2003, 2004, 2005, 2007, 2008 Free Software Foundation, Inc. This file is part of GCC. GCC 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, or (at your option) any later version. GCC 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 GCC; see the file COPYING3. If not see <http://www.gnu.org/licenses/>. */ /* warning, error, and fatal. These definitions are suitable for use in the generator programs; the compiler has a more elaborate suite of diagnostic printers, found in diagnostic.c. */ #ifdef GENERATOR_FILE #include "bconfig.h" #else #include "config.h" #endif #include "system.h" #include "errors.h" /* Set this to argv[0] at the beginning of main. */ const char *progname; /* Starts out 0, set to 1 if error is called. */ int have_error = 0; /* Print a warning message - output produced, but there may be problems. */ void warning (const char *format, ...) { va_list ap; va_start (ap, format); fprintf (stderr, "%s: warning: ", progname); vfprintf (stderr, format, ap); va_end (ap); fputc('\n', stderr); } /* Print an error message - we keep going but the output is unusable. */ void error (const char *format, ...) { va_list ap; va_start (ap, format); fprintf (stderr, "%s: ", progname); vfprintf (stderr, format, ap); va_end (ap); fputc('\n', stderr); have_error = 1; } /* Fatal error - terminate execution immediately. Does not return. */ void fatal (const char *format, ...) { va_list ap; va_start (ap, format); fprintf (stderr, "%s: ", progname); vfprintf (stderr, format, ap); va_end (ap); fputc('\n', stderr); exit (FATAL_EXIT_CODE); } /* Similar, but say we got an internal error. */ void internal_error (const char *format, ...) { va_list ap; va_start (ap, format); fprintf (stderr, "%s: Internal error: ", progname); vfprintf (stderr, format, ap); va_end (ap); fputc ('\n', stderr); exit (FATAL_EXIT_CODE); } /* Given a partial pathname as input, return another pathname that shares no directory elements with the pathname of __FILE__. This is used by fancy_abort() to print `Internal compiler error in expr.c' instead of `Internal compiler error in ../../GCC/gcc/expr.c'. This version is meant to be used for the gen* programs and therefor need not handle subdirectories. */ const char * trim_filename (const char *name) { static const char this_file[] = __FILE__; const char *p = name, *q = this_file; /* Skip any parts the two filenames have in common. */ while (*p == *q && *p != 0 && *q != 0) p++, q++; /* Now go backwards until the previous directory separator. */ while (p > name && !IS_DIR_SEPARATOR (p[-1])) p--; return p; } /* "Fancy" abort. Reports where in the compiler someone gave up. This file is used only by build programs, so we're not as polite as the version in diagnostic.c. */ void fancy_abort (const char *file, int line, const char *func) { internal_error ("abort in %s, at %s:%d", func, trim_filename (file), line); }
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