diff options
Diffstat (limited to 'misc/err.c')
| -rw-r--r-- | misc/err.c | 179 |
1 files changed, 0 insertions, 179 deletions
diff --git a/misc/err.c b/misc/err.c deleted file mode 100644 index 3da4e9d6b0..0000000000 --- a/misc/err.c +++ /dev/null @@ -1,179 +0,0 @@ -/* 4.4BSD utility functions for error messages. - Copyright (C) 1995-2017 Free Software Foundation, Inc. - This file is part of the GNU C Library. - - The GNU C Library is free software; you can redistribute it and/or - modify it under the terms of the GNU Lesser General Public - License as published by the Free Software Foundation; either - version 2.1 of the License, or (at your option) any later version. - - The GNU C Library 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 - Lesser General Public License for more details. - - You should have received a copy of the GNU Lesser General Public - License along with the GNU C Library; if not, see - <http://www.gnu.org/licenses/>. */ - -#include <stdarg.h> -#include <err.h> -#include <stdlib.h> -#include <errno.h> -#include <string.h> -#include <stdio.h> - -#include <wchar.h> -#define flockfile(s) _IO_flockfile (s) -#define funlockfile(s) _IO_funlockfile (s) - -extern char *__progname; - -#define VA(call) \ -{ \ - va_list ap; \ - va_start (ap, format); \ - call; \ - va_end (ap); \ -} - -static void -convert_and_print (const char *format, __gnuc_va_list ap) -{ -#define ALLOCA_LIMIT 2000 - size_t len; - wchar_t *wformat = NULL; - mbstate_t st; - size_t res; - const char *tmp; - - if (format == NULL) - return; - - len = strlen (format) + 1; - - do - { - if (len < ALLOCA_LIMIT) - wformat = (wchar_t *) alloca (len * sizeof (wchar_t)); - else - { - if (wformat != NULL && len / 2 < ALLOCA_LIMIT) - wformat = NULL; - - wformat = (wchar_t *) realloc (wformat, len * sizeof (wchar_t)); - - if (wformat == NULL) - { - fputws_unlocked (L"out of memory\n", stderr); - return; - } - } - - memset (&st, '\0', sizeof (st)); - tmp =format; - } - while ((res = __mbsrtowcs (wformat, &tmp, len, &st)) == len); - - if (res == (size_t) -1) - /* The string cannot be converted. */ - wformat = (wchar_t *) L"???"; - - __vfwprintf (stderr, wformat, ap); -} - -void -vwarnx (const char *format, __gnuc_va_list ap) -{ - flockfile (stderr); - if (_IO_fwide (stderr, 0) > 0) - { - __fwprintf (stderr, L"%s: ", __progname); - convert_and_print (format, ap); - putwc_unlocked (L'\n', stderr); - } - else - { - fprintf (stderr, "%s: ", __progname); - if (format) - vfprintf (stderr, format, ap); - putc_unlocked ('\n', stderr); - } - funlockfile (stderr); -} -libc_hidden_def (vwarnx) - -void -vwarn (const char *format, __gnuc_va_list ap) -{ - int error = errno; - - flockfile (stderr); - if (_IO_fwide (stderr, 0) > 0) - { - __fwprintf (stderr, L"%s: ", __progname); - if (format) - { - convert_and_print (format, ap); - fputws_unlocked (L": ", stderr); - } - __set_errno (error); - __fwprintf (stderr, L"%m\n"); - } - else - { - fprintf (stderr, "%s: ", __progname); - if (format) - { - vfprintf (stderr, format, ap); - fputs_unlocked (": ", stderr); - } - __set_errno (error); - fprintf (stderr, "%m\n"); - } - funlockfile (stderr); -} -libc_hidden_def (vwarn) - - -void -warn (const char *format, ...) -{ - VA (vwarn (format, ap)) -} -libc_hidden_def (warn) - -void -warnx (const char *format, ...) -{ - VA (vwarnx (format, ap)) -} -libc_hidden_def (warnx) - -void -verr (int status, const char *format, __gnuc_va_list ap) -{ - vwarn (format, ap); - exit (status); -} -libc_hidden_def (verr) - -void -verrx (int status, const char *format, __gnuc_va_list ap) -{ - vwarnx (format, ap); - exit (status); -} -libc_hidden_def (verrx) - -void -err (int status, const char *format, ...) -{ - VA (verr (status, format, ap)) -} - -void -errx (int status, const char *format, ...) -{ - VA (verrx (status, format, ap)) -} |