Mercurial > hg > octave-lojdl > gnulib-hg
annotate lib/verror.c @ 17464:290d581e2e24
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| author | Karl Berry <karl@freefriends.org> |
|---|---|
| date | Sat, 10 Aug 2013 07:10:55 -0700 |
| parents | e542fd46ad6f |
| children |
| rev | line source |
|---|---|
| 7092 | 1 /* va_list error handler for noninteractive utilities |
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maint: update all copyright year number ranges
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2 Copyright (C) 2006-2007, 2009-2013 Free Software Foundation, Inc. |
| 7092 | 3 |
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Change copyright notice from GPLv2+ to GPLv3+.
Bruno Haible <bruno@clisp.org>
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4 This program is free software: you can redistribute it and/or modify |
| 7092 | 5 it under the terms of the GNU General Public License as published by |
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Bruno Haible <bruno@clisp.org>
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6 the Free Software Foundation; either version 3 of the License, or |
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7 (at your option) any later version. |
| 7092 | 8 |
| 9 This program is distributed in the hope that it will be useful, | |
| 10 but WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
| 12 GNU General Public License for more details. | |
| 13 | |
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14 You should have received a copy of the GNU General Public License |
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15 along with this program. If not, see <http://www.gnu.org/licenses/>. */ |
| 7092 | 16 |
| 17 /* Written by Eric Blake. */ | |
| 18 | |
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* verror.c: Include <config.h> unconditionally.
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19 #include <config.h> |
| 7092 | 20 |
| 21 #include "verror.h" | |
| 22 #include "xvasprintf.h" | |
| 23 | |
| 24 #include <errno.h> | |
| 25 #include <stdarg.h> | |
| 26 #include <stdlib.h> | |
| 27 | |
| 28 #if ENABLE_NLS | |
| 29 # include "gettext.h" | |
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Bruno Haible <bruno@clisp.org>
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30 # define _(msgid) gettext (msgid) |
| 7092 | 31 #endif |
| 32 | |
| 33 #ifndef _ | |
| 34 # define _(String) String | |
| 35 #endif | |
| 36 | |
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Paul Eggert <eggert@cs.ucla.edu>
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37 /* Print a message with 'vfprintf (stderr, FORMAT, ARGS)'; |
| 7092 | 38 if ERRNUM is nonzero, follow it with ": " and strerror (ERRNUM). |
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39 If STATUS is nonzero, terminate the program with 'exit (STATUS)'. |
| 7092 | 40 Use the globals error_print_progname and error_message_count similarly |
| 41 to error(). */ | |
| 42 void | |
| 43 verror (int status, int errnum, const char *format, va_list args) | |
| 44 { | |
| 45 verror_at_line (status, errnum, NULL, 0, format, args); | |
| 46 } | |
| 47 | |
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48 /* Print a message with 'vfprintf (stderr, FORMAT, ARGS)'; |
| 7092 | 49 if ERRNUM is nonzero, follow it with ": " and strerror (ERRNUM). |
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parents:
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50 If STATUS is nonzero, terminate the program with 'exit (STATUS)'. |
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51 If FNAME is not NULL, prepend the message with "FNAME:LINENO:". |
| 7092 | 52 Use the globals error_print_progname, error_message_count, and |
| 53 error_one_per_line similarly to error_at_line(). */ | |
| 54 void | |
| 55 verror_at_line (int status, int errnum, const char *file, | |
| 56 unsigned int line_number, const char *format, va_list args) | |
| 57 { | |
| 58 char *message = xvasprintf (format, args); | |
| 59 if (message) | |
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* verror.c (verror_at_line): Work around glibc bug 2997, so that
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60 { |
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61 /* Until http://sourceware.org/bugzilla/show_bug.cgi?id=2997 is fixed, |
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62 glibc violates GNU Coding Standards when the file argument to |
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63 error_at_line is NULL. */ |
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64 if (file) |
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65 error_at_line (status, errnum, file, line_number, "%s", message); |
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66 else |
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* verror.c (verror_at_line): Work around glibc bug 2997, so that
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67 error (status, errnum, "%s", message); |
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68 } |
| 7092 | 69 else |
| 70 { | |
| 71 /* EOVERFLOW, EINVAL, and EILSEQ from xvasprintf are signs of | |
| 72 serious programmer errors. */ | |
| 73 error (0, errno, _("unable to display error message")); | |
| 74 abort (); | |
| 75 } | |
| 76 free (message); | |
| 77 } |