Mercurial > hg > octave-nkf > gnulib-hg
annotate lib/verror.c @ 7292:17785d5bede0
Fix docstrings
| author | Sergey Poznyakoff <gray@gnu.org.ua> |
|---|---|
| date | Sun, 10 Sep 2006 11:52:44 +0000 |
| parents | c645fbe36091 |
| children | 8e5e6419e8f9 |
| rev | line source |
|---|---|
| 7092 | 1 /* va_list error handler for noninteractive utilities |
| 2 Copyright (C) 2006 Free Software Foundation, Inc. | |
| 3 | |
| 4 This program is free software; you can redistribute it and/or modify | |
| 5 it under the terms of the GNU General Public License as published by | |
| 6 the Free Software Foundation; either version 2, or (at your option) | |
| 7 any later version. | |
| 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 | |
| 14 You should have received a copy of the GNU General Public License along | |
| 15 with this program; if not, write to the Free Software Foundation, | |
| 16 Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. */ | |
| 17 | |
| 18 /* Written by Eric Blake. */ | |
| 19 | |
| 20 #ifdef HAVE_CONFIG_H | |
| 21 # include <config.h> | |
| 22 #endif | |
| 23 | |
| 24 #include "verror.h" | |
| 25 #include "xvasprintf.h" | |
| 26 | |
| 27 #include <errno.h> | |
| 28 #include <stdarg.h> | |
| 29 #include <stdlib.h> | |
| 30 | |
| 31 #if ENABLE_NLS | |
| 32 # include "gettext.h" | |
| 33 #endif | |
| 34 | |
| 35 #ifndef _ | |
| 36 # define _(String) String | |
| 37 #endif | |
| 38 | |
| 39 /* Print a message with `vfprintf (stderr, FORMAT, ARGS)'; | |
| 40 if ERRNUM is nonzero, follow it with ": " and strerror (ERRNUM). | |
| 41 If STATUS is nonzero, terminate the program with `exit (STATUS)'. | |
| 42 Use the globals error_print_progname and error_message_count similarly | |
| 43 to error(). */ | |
| 44 void | |
| 45 verror (int status, int errnum, const char *format, va_list args) | |
| 46 { | |
| 47 verror_at_line (status, errnum, NULL, 0, format, args); | |
| 48 } | |
| 49 | |
| 50 /* Print a message with `vfprintf (stderr, FORMAT, ARGS)'; | |
| 51 if ERRNUM is nonzero, follow it with ": " and strerror (ERRNUM). | |
| 52 If STATUS is nonzero, terminate the program with `exit (STATUS)'. | |
| 53 If FNAME is not NULL, prepend the message with `FNAME:LINENO:'. | |
| 54 Use the globals error_print_progname, error_message_count, and | |
| 55 error_one_per_line similarly to error_at_line(). */ | |
| 56 void | |
| 57 verror_at_line (int status, int errnum, const char *file, | |
| 58 unsigned int line_number, const char *format, va_list args) | |
| 59 { | |
| 60 char *message = xvasprintf (format, args); | |
| 61 if (message) | |
|
7095
c645fbe36091
* verror.c (verror_at_line): Work around glibc bug 2997, so that
Eric Blake <ebb9@byu.net>
parents:
7092
diff
changeset
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62 { |
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c645fbe36091
* verror.c (verror_at_line): Work around glibc bug 2997, so that
Eric Blake <ebb9@byu.net>
parents:
7092
diff
changeset
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63 /* Until http://sourceware.org/bugzilla/show_bug.cgi?id=2997 is fixed, |
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c645fbe36091
* verror.c (verror_at_line): Work around glibc bug 2997, so that
Eric Blake <ebb9@byu.net>
parents:
7092
diff
changeset
|
64 glibc violates GNU Coding Standards when the file argument to |
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c645fbe36091
* verror.c (verror_at_line): Work around glibc bug 2997, so that
Eric Blake <ebb9@byu.net>
parents:
7092
diff
changeset
|
65 error_at_line is NULL. */ |
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c645fbe36091
* verror.c (verror_at_line): Work around glibc bug 2997, so that
Eric Blake <ebb9@byu.net>
parents:
7092
diff
changeset
|
66 if (file) |
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c645fbe36091
* verror.c (verror_at_line): Work around glibc bug 2997, so that
Eric Blake <ebb9@byu.net>
parents:
7092
diff
changeset
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67 error_at_line (status, errnum, file, line_number, "%s", message); |
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c645fbe36091
* verror.c (verror_at_line): Work around glibc bug 2997, so that
Eric Blake <ebb9@byu.net>
parents:
7092
diff
changeset
|
68 else |
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c645fbe36091
* verror.c (verror_at_line): Work around glibc bug 2997, so that
Eric Blake <ebb9@byu.net>
parents:
7092
diff
changeset
|
69 error (status, errnum, "%s", message); |
|
c645fbe36091
* verror.c (verror_at_line): Work around glibc bug 2997, so that
Eric Blake <ebb9@byu.net>
parents:
7092
diff
changeset
|
70 } |
| 7092 | 71 else |
| 72 { | |
| 73 /* EOVERFLOW, EINVAL, and EILSEQ from xvasprintf are signs of | |
| 74 serious programmer errors. */ | |
| 75 error (0, errno, _("unable to display error message")); | |
| 76 abort (); | |
| 77 } | |
| 78 free (message); | |
| 79 } |