* config/arm/elf.h (ASM_OUTPUT_ALIGNED_COMMON): Remove definition.
[official-gcc.git] / gcc / errors.c
blob02c272fc54d26e734aab191b68310e72812bb5df
1 /* Basic error reporting routines.
2 Copyright (C) 1999, 2000, 2001 Free Software Foundation, Inc.
4 This file is part of GCC.
6 GCC is free software; you can redistribute it and/or modify it under
7 the terms of the GNU General Public License as published by the Free
8 Software Foundation; either version 2, or (at your option) any later
9 version.
11 GCC is distributed in the hope that it will be useful, but WITHOUT ANY
12 WARRANTY; without even the implied warranty of MERCHANTABILITY or
13 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
14 for more details.
16 You should have received a copy of the GNU General Public License
17 along with GCC; see the file COPYING. If not, write to the Free
18 Software Foundation, 59 Temple Place - Suite 330, Boston, MA
19 02111-1307, USA. */
21 /* warning, error, and fatal. These definitions are suitable for use
22 in the generator programs; eventually we would like to use them in
23 cc1 too, but that's a longer term project. */
25 #include "config.h"
26 #include "system.h"
27 #include "coretypes.h"
28 #include "tm.h"
29 #include "errors.h"
31 /* Set this to argv[0] at the beginning of main. */
33 const char *progname;
35 /* Starts out 0, set to 1 if error is called. */
37 int have_error = 0;
39 /* Print a warning message - output produced, but there may be problems. */
41 void
42 warning VPARAMS ((const char *format, ...))
44 VA_OPEN (ap, format);
45 VA_FIXEDARG (ap, const char *, format);
47 fprintf (stderr, "%s: warning: ", progname);
48 vfprintf (stderr, format, ap);
49 VA_CLOSE (ap);
50 fputc('\n', stderr);
54 /* Print an error message - we keep going but the output is unusable. */
56 void
57 error VPARAMS ((const char *format, ...))
59 VA_OPEN (ap, format);
60 VA_FIXEDARG (ap, const char *, format);
62 fprintf (stderr, "%s: ", progname);
63 vfprintf (stderr, format, ap);
64 VA_CLOSE (ap);
65 fputc('\n', stderr);
67 have_error = 1;
71 /* Fatal error - terminate execution immediately. Does not return. */
73 void
74 fatal VPARAMS ((const char *format, ...))
76 VA_OPEN (ap, format);
77 VA_FIXEDARG (ap, const char *, format);
79 fprintf (stderr, "%s: ", progname);
80 vfprintf (stderr, format, ap);
81 VA_CLOSE (ap);
82 fputc('\n', stderr);
83 exit (FATAL_EXIT_CODE);
86 /* Similar, but say we got an internal error. */
88 void
89 internal_error VPARAMS ((const char *format, ...))
91 VA_OPEN (ap, format);
92 VA_FIXEDARG (ap, const char *, format);
94 fprintf (stderr, "%s: Internal error: ", progname);
95 vfprintf (stderr, format, ap);
96 VA_CLOSE (ap);
97 fputc ('\n', stderr);
98 exit (FATAL_EXIT_CODE);
101 /* Given a partial pathname as input, return another pathname that
102 shares no directory elements with the pathname of __FILE__. This
103 is used by fancy_abort() to print `Internal compiler error in expr.c'
104 instead of `Internal compiler error in ../../GCC/gcc/expr.c'. This
105 version if for the gen* programs and so needn't handle subdirectories. */
107 const char *
108 trim_filename (name)
109 const char *name;
111 static const char this_file[] = __FILE__;
112 const char *p = name, *q = this_file;
114 /* Skip any parts the two filenames have in common. */
115 while (*p == *q && *p != 0 && *q != 0)
116 p++, q++;
118 /* Now go backwards until the previous directory separator. */
119 while (p > name && p[-1] != DIR_SEPARATOR
120 #ifdef DIR_SEPARATOR_2
121 && p[-1] != DIR_SEPARATOR_2
122 #endif
124 p--;
126 return p;
129 /* "Fancy" abort. Reports where in the compiler someone gave up.
130 This file is used only by build programs, so we're not as polite as
131 the version in diagnostic.c. */
132 void
133 fancy_abort (file, line, func)
134 const char *file;
135 int line;
136 const char *func;
138 internal_error ("abort in %s, at %s:%d", func, file, line);