X-Git-Url: https://git.gag.com/?a=blobdiff_plain;f=lib%2Ferror.c;h=81788c7b96e7e35b3b8815721b80867c2526156d;hb=refs%2Ftags%2Fdebian%2F1.9-2.2;hp=865b29340b9e08bd056e77f5bf9383e94dec71b7;hpb=d738e90e8360e101b94fca8c79147f59565f62d8;p=debian%2Fgzip
diff --git a/lib/error.c b/lib/error.c
index 865b293..81788c7 100644
--- a/lib/error.c
+++ b/lib/error.c
@@ -1,5 +1,5 @@
/* Error handler for noninteractive utilities
- Copyright (C) 1990-1998, 2000-2007, 2009-2013 Free Software Foundation, Inc.
+ Copyright (C) 1990-1998, 2000-2007, 2009-2018 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
@@ -13,7 +13,7 @@
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
- along with this program. If not, see . */
+ along with this program. If not, see . */
/* Written by David MacKenzie . */
@@ -39,6 +39,11 @@
# include
# include
# define mbsrtowcs __mbsrtowcs
+# define USE_UNLOCKED_IO 0
+# define _GL_ATTRIBUTE_FORMAT_PRINTF(a, b)
+# define _GL_ARG_NONNULL(a)
+#else
+# include "getprogname.h"
#endif
#if USE_UNLOCKED_IO
@@ -72,14 +77,14 @@ extern void __error (int status, int errnum, const char *message, ...)
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
@@ -93,30 +98,32 @@ extern void __error_at_line (int status, int errnum, const char *file_name,
# define WIN32_LEAN_AND_MEAN
# include
/* Get _get_osfhandle. */
-# include "msvc-nothrow.h"
+# if GNULIB_MSVC_NOTHROW
+# include "msvc-nothrow.h"
+# else
+# include
+# endif
# endif
/* The gnulib override of fcntl is not needed in this file. */
# undef fcntl
-# if !HAVE_DECL_STRERROR_R
+# if !(GNULIB_STRERROR_R_POSIX || 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 ();
+char *strerror_r (int errnum, char *buf, size_t buflen);
# else
-int strerror_r ();
+int strerror_r (int errnum, char *buf, size_t buflen);
# endif
# endif
-/* The calling program should define program_name and set it to the
- name of the executing program. */
-extern char *program_name;
+#define program_name getprogname ()
-# if HAVE_STRERROR_R || defined strerror_r
+# if GNULIB_STRERROR_R_POSIX || HAVE_STRERROR_R || defined strerror_r
# define __strerror_r strerror_r
-# endif /* HAVE_STRERROR_R || defined strerror_r */
+# endif /* GNULIB_STRERROR_R_POSIX || HAVE_STRERROR_R || defined strerror_r */
#endif /* not _LIBC */
#if !_LIBC
@@ -169,9 +176,9 @@ print_errno_message (int errnum)
{
char const *s;
-#if defined HAVE_STRERROR_R || _LIBC
+#if _LIBC || GNULIB_STRERROR_R_POSIX || defined HAVE_STRERROR_R
char errbuf[1024];
-# if STRERROR_R_CHAR_P || _LIBC
+# if _LIBC || (!GNULIB_STRERROR_R_POSIX && STRERROR_R_CHAR_P)
s = __strerror_r (errnum, errbuf, sizeof errbuf);
# else
if (__strerror_r (errnum, errbuf, sizeof errbuf) == 0)
@@ -195,13 +202,12 @@ 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;
@@ -237,7 +243,7 @@ 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;
@@ -266,7 +272,6 @@ error_tail (int status, int errnum, const char *message, va_list args)
else
#endif
vfprintf (stderr, message, args);
- va_end (args);
++error_message_count;
if (errnum)
@@ -316,6 +321,7 @@ error (int status, int errnum, const char *message, ...)
va_start (args, message);
error_tail (status, errnum, message, args);
+ va_end (args);
#ifdef _LIBC
_IO_funlockfile (stderr);
@@ -342,7 +348,10 @@ 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;
@@ -374,15 +383,16 @@ 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
va_start (args, message);
error_tail (status, errnum, message, args);
+ va_end (args);
#ifdef _LIBC
_IO_funlockfile (stderr);