X-Git-Url: https://git.gag.com/?a=blobdiff_plain;f=gnu%2Ferror.c;h=0ac769518533d757273c929a5008dbb57df490b3;hb=HEAD;hp=120fc842c5cf37e28d07e1a9addc7a7c9307fe63;hpb=f3797c1231154dc0bbade50aceaa8639ffd9e3cf;p=debian%2Ftar diff --git a/gnu/error.c b/gnu/error.c index 120fc842..0ac76951 100644 --- a/gnu/error.c +++ b/gnu/error.c @@ -1,7 +1,5 @@ -/* -*- buffer-read-only: t -*- vi: set ro: */ -/* DO NOT EDIT! GENERATED AUTOMATICALLY! */ /* Error handler for noninteractive utilities - Copyright (C) 1990-1998, 2000-2007, 2009-2011 Free Software Foundation, Inc. + Copyright (C) 1990-1998, 2000-2007, 2009-2015 Free Software Foundation, Inc. This file is part of the GNU C Library. This program is free software: you can redistribute it and/or modify @@ -41,6 +39,9 @@ # include # include # define mbsrtowcs __mbsrtowcs +# define USE_UNLOCKED_IO 0 +# define _GL_ATTRIBUTE_FORMAT_PRINTF(a, b) +# define _GL_ARG_NONNULL(a) #endif #if USE_UNLOCKED_IO @@ -56,7 +57,7 @@ function without parameters instead. */ void (*error_print_progname) (void); -/* This variable is incremented each time `error' is called. */ +/* This variable is incremented each time 'error' is called. */ unsigned int error_message_count; #ifdef _LIBC @@ -67,21 +68,21 @@ unsigned int error_message_count; # include # include -/* In GNU libc we want do not want to use the common name `error' directly. +/* In GNU libc we want do not want to use the common name 'error' directly. Instead make it a weak alias. */ extern void __error (int status, int errnum, const char *message, ...) __attribute__ ((__format__ (__printf__, 3, 4))); extern void __error_at_line (int status, int errnum, const char *file_name, unsigned int line_number, const char *message, ...) - __attribute__ ((__format__ (__printf__, 5, 6)));; + __attribute__ ((__format__ (__printf__, 5, 6))); # define error __error # define error_at_line __error_at_line # include -# define fflush(s) INTUSE(_IO_fflush) (s) +# define fflush(s) _IO_fflush (s) # undef putc -# define putc(c, fp) INTUSE(_IO_putc) (c, fp) +# define putc(c, fp) _IO_putc (c, fp) # include @@ -91,19 +92,25 @@ extern void __error_at_line (int status, int errnum, const char *file_name, # include # if (defined _WIN32 || defined __WIN32__) && ! defined __CYGWIN__ -/* Get declarations of the Win32 API functions. */ +/* Get declarations of the native Windows API functions. */ # define WIN32_LEAN_AND_MEAN # include +/* Get _get_osfhandle. */ +# include "msvc-nothrow.h" # endif /* The gnulib override of fcntl is not needed in this file. */ # undef fcntl -# if !HAVE_DECL_STRERROR_R && STRERROR_R_CHAR_P +# if !HAVE_DECL_STRERROR_R # ifndef HAVE_DECL_STRERROR_R "this configure-time declaration test was not run" # endif +# if STRERROR_R_CHAR_P char *strerror_r (); +# else +int strerror_r (); +# endif # endif /* The calling program should define program_name and set it to the @@ -117,13 +124,14 @@ extern char *program_name; #if !_LIBC /* Return non-zero if FD is open. */ -static inline int +static int is_open (int fd) { # if (defined _WIN32 || defined __WIN32__) && ! defined __CYGWIN__ - /* On Win32: The initial state of unassigned standard file descriptors is - that they are open but point to an INVALID_HANDLE_VALUE. There is no - fcntl, and the gnulib replacement fcntl does not support F_GETFL. */ + /* On native Windows: The initial state of unassigned standard file + descriptors is that they are open but point to an INVALID_HANDLE_VALUE. + There is no fcntl, and the gnulib replacement fcntl does not support + F_GETFL. */ return (HANDLE) _get_osfhandle (fd) != INVALID_HANDLE_VALUE; # else # ifndef F_GETFL @@ -134,7 +142,7 @@ is_open (int fd) } #endif -static inline void +static void flush_stdout (void) { #if !_LIBC @@ -166,7 +174,7 @@ print_errno_message (int errnum) #if defined HAVE_STRERROR_R || _LIBC char errbuf[1024]; -# if STRERROR_R_CHAR_P || _LIBC +# if _LIBC || STRERROR_R_CHAR_P s = __strerror_r (errnum, errbuf, sizeof errbuf); # else if (__strerror_r (errnum, errbuf, sizeof errbuf) == 0) @@ -190,13 +198,12 @@ print_errno_message (int errnum) #endif } -static void +static void _GL_ATTRIBUTE_FORMAT_PRINTF (3, 0) _GL_ARG_NONNULL ((3)) error_tail (int status, int errnum, const char *message, va_list args) { #if _LIBC if (_IO_fwide (stderr, 0) > 0) { -# define ALLOCA_LIMIT 2000 size_t len = strlen (message) + 1; wchar_t *wmessage = NULL; mbstate_t st; @@ -232,7 +239,7 @@ error_tail (int status, int errnum, const char *message, va_list args) if (res != len) break; - if (__builtin_expect (len >= SIZE_MAX / 2, 0)) + if (__builtin_expect (len >= SIZE_MAX / sizeof (wchar_t) / 2, 0)) { /* This really should not happen if everything is fine. */ res = (size_t) -1; @@ -337,7 +344,10 @@ error_at_line (int status, int errnum, const char *file_name, if (old_line_number == line_number && (file_name == old_file_name - || strcmp (old_file_name, file_name) == 0)) + || (old_file_name != NULL + && file_name != NULL + && strcmp (old_file_name, file_name) == 0))) + /* Simply return and print nothing. */ return; @@ -369,10 +379,10 @@ error_at_line (int status, int errnum, const char *file_name, } #if _LIBC - __fxprintf (NULL, file_name != NULL ? "%s:%d: " : " ", + __fxprintf (NULL, file_name != NULL ? "%s:%u: " : " ", file_name, line_number); #else - fprintf (stderr, file_name != NULL ? "%s:%d: " : " ", + fprintf (stderr, file_name != NULL ? "%s:%u: " : " ", file_name, line_number); #endif