From 4682deeb62247d34de87f8e777f99e2d337fd377 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?J=C3=B6rg=20Frings-F=C3=BCrst?= Date: Sun, 20 Oct 2024 15:21:43 +0200 Subject: New upstream version 1.3 --- tests/error.c | 169 +++++++++++++++++++++++----------------------------------- 1 file changed, 67 insertions(+), 102 deletions(-) (limited to 'tests/error.c') diff --git a/tests/error.c b/tests/error.c index c53dfeb6..68168053 100644 --- a/tests/error.c +++ b/tests/error.c @@ -1,25 +1,32 @@ /* Error handler for noninteractive utilities - Copyright (C) 1990-1998, 2000-2007, 2009-2024 Free Software Foundation, Inc. + Copyright (C) 1990-2024 Free Software Foundation, Inc. This file is part of the GNU C Library. - This file 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 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. - This file is distributed in the hope that it will be useful, + 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. + 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 this program. If not, see . */ + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + . */ /* Written by David MacKenzie . */ #if !_LIBC # include # define _GL_NO_INLINE_ERROR +# define __error_internal(status, err, fmt, args, flags) \ + verror (status, err, fmt, args) +# define __error_at_line_internal(status, err, file, line, fmt, args, flags) \ + verror_at_line (status, err, file, line, fmt, args) +# define error_tail(status, err, fmt, args, flags) \ + error_tail (status, err, fmt, args) #endif #include @@ -85,7 +92,7 @@ extern void __error_at_line (int status, int errnum, const char *file_name, # undef putc # define putc(c, fp) _IO_putc (c, fp) -# include +# include #else /* not _LIBC */ @@ -123,6 +130,13 @@ int strerror_r (int errnum, char *buf, size_t buflen); # if GNULIB_STRERROR_R_POSIX || HAVE_STRERROR_R || defined strerror_r # define __strerror_r strerror_r # endif /* GNULIB_STRERROR_R_POSIX || HAVE_STRERROR_R || defined strerror_r */ + +# if GNULIB_defined_verror +# undef verror +# endif +# if GNULIB_defined_verror_at_line +# undef verror_at_line +# endif #endif /* not _LIBC */ #if !_LIBC @@ -202,75 +216,18 @@ print_errno_message (int errnum) } static void _GL_ATTRIBUTE_FORMAT_PRINTF_STANDARD (3, 0) _GL_ARG_NONNULL ((3)) -error_tail (int status, int errnum, const char *message, va_list args) +error_tail (int status, int errnum, const char *message, va_list args, + unsigned int mode_flags) { #if _LIBC - if (_IO_fwide (stderr, 0) > 0) - { - size_t len = strlen (message) + 1; - wchar_t *wmessage = NULL; - mbstate_t st; - size_t res; - const char *tmp; - bool use_malloc = false; - - while (1) - { - if (__libc_use_alloca (len * sizeof (wchar_t))) - wmessage = (wchar_t *) alloca (len * sizeof (wchar_t)); - else - { - if (!use_malloc) - wmessage = NULL; - - wchar_t *p = (wchar_t *) realloc (wmessage, - len * sizeof (wchar_t)); - if (p == NULL) - { - free (wmessage); - fputws_unlocked (L"out of memory\n", stderr); - return; - } - wmessage = p; - use_malloc = true; - } - - memset (&st, '\0', sizeof (st)); - tmp = message; - - res = mbsrtowcs (wmessage, &tmp, len, &st); - if (res != len) - break; - - if (__builtin_expect (len >= SIZE_MAX / sizeof (wchar_t) / 2, 0)) - { - /* This really should not happen if everything is fine. */ - res = (size_t) -1; - break; - } - - len *= 2; - } - - if (res == (size_t) -1) - { - /* The string cannot be converted. */ - if (use_malloc) - { - free (wmessage); - use_malloc = false; - } - wmessage = (wchar_t *) L"???"; - } - - __vfwprintf (stderr, wmessage, args); - - if (use_malloc) - free (wmessage); - } - else + int ret = __vfxprintf (stderr, message, args, mode_flags); + if (ret < 0 && errno == ENOMEM && _IO_fwide (stderr, 0) > 0) + /* Leave a trace in case the heap allocation of the message string + failed. */ + fputws_unlocked (L"out of memory\n", stderr); +#else + vfprintf (stderr, message, args); #endif - vfprintf (stderr, message, args); ++error_message_count; if (errnum) @@ -291,16 +248,14 @@ error_tail (int status, int errnum, const char *message, va_list args) If ERRNUM is nonzero, print its corresponding system error message. Exit with status STATUS if it is nonzero. */ void -error (int status, int errnum, const char *message, ...) +__error_internal (int status, int errnum, const char *message, + va_list args, unsigned int mode_flags) { - va_list args; - -#if defined _LIBC && defined __libc_ptf_call +#if defined _LIBC /* We do not want this call to be cut short by a thread cancellation. Therefore disable cancellation for now. */ int state = PTHREAD_CANCEL_ENABLE; - __libc_ptf_call (pthread_setcancelstate, (PTHREAD_CANCEL_DISABLE, &state), - 0); + __pthread_setcancelstate (PTHREAD_CANCEL_DISABLE, &state); #endif flush_stdout (); @@ -318,28 +273,32 @@ error (int status, int errnum, const char *message, ...) #endif } - va_start (args, message); - error_tail (status, errnum, message, args); - va_end (args); + error_tail (status, errnum, message, args, mode_flags); #ifdef _LIBC _IO_funlockfile (stderr); -# ifdef __libc_ptf_call - __libc_ptf_call (pthread_setcancelstate, (state, NULL), 0); -# endif + __pthread_setcancelstate (state, NULL); #endif } + +void +error (int status, int errnum, const char *message, ...) +{ + va_list ap; + va_start (ap, message); + __error_internal (status, errnum, message, ap, 0); + va_end (ap); +} /* Sometimes we want to have at most one error per line. This variable controls whether this mode is selected or not. */ int error_one_per_line; void -error_at_line (int status, int errnum, const char *file_name, - unsigned int line_number, const char *message, ...) +__error_at_line_internal (int status, int errnum, const char *file_name, + unsigned int line_number, const char *message, + va_list args, unsigned int mode_flags) { - va_list args; - if (error_one_per_line) { static const char *old_file_name; @@ -358,12 +317,11 @@ error_at_line (int status, int errnum, const char *file_name, old_line_number = line_number; } -#if defined _LIBC && defined __libc_ptf_call +#if defined _LIBC /* We do not want this call to be cut short by a thread cancellation. Therefore disable cancellation for now. */ int state = PTHREAD_CANCEL_ENABLE; - __libc_ptf_call (pthread_setcancelstate, (PTHREAD_CANCEL_DISABLE, &state), - 0); + __pthread_setcancelstate (PTHREAD_CANCEL_DISABLE, &state); #endif flush_stdout (); @@ -389,18 +347,25 @@ error_at_line (int status, int errnum, const char *file_name, file_name, line_number); #endif - va_start (args, message); - error_tail (status, errnum, message, args); - va_end (args); + error_tail (status, errnum, message, args, mode_flags); #ifdef _LIBC _IO_funlockfile (stderr); -# ifdef __libc_ptf_call - __libc_ptf_call (pthread_setcancelstate, (state, NULL), 0); -# endif + __pthread_setcancelstate (state, NULL); #endif } +void +error_at_line (int status, int errnum, const char *file_name, + unsigned int line_number, const char *message, ...) +{ + va_list ap; + va_start (ap, message); + __error_at_line_internal (status, errnum, file_name, line_number, + message, ap, 0); + va_end (ap); +} + #ifdef _LIBC /* Make the weak alias. */ # undef error -- cgit v1.2.3