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authorJakub Jelinek <jakub@redhat.com>2005-09-12 07:10:59 +0000
committerJakub Jelinek <jakub@redhat.com>2005-09-12 07:10:59 +0000
commit5e6e144e096c83beefb5bd50ea22da7266e72aee (patch)
tree80b4ba2f5794225b6f0dbee4171394423dc82cf2 /libio
parent753ea4414a6a5994cf156d9a11582d18a1fb2a6f (diff)
downloadglibc-5e6e144e096c83beefb5bd50ea22da7266e72aee.tar.gz
Updated to fedora-glibc-20050912T0656
Diffstat (limited to 'libio')
-rw-r--r--libio/fileops.c10
-rw-r--r--libio/oldfileops.c4
-rw-r--r--libio/stdio.h20
3 files changed, 18 insertions, 16 deletions
diff --git a/libio/fileops.c b/libio/fileops.c
index 19151cf188..3ad9b74011 100644
--- a/libio/fileops.c
+++ b/libio/fileops.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 1993, 1995, 1997-2003, 2004 Free Software Foundation, Inc.
+/* Copyright (C) 1993, 1995, 1997-2004, 2005 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Written by Per Bothner <bothner@cygnus.com>.
@@ -826,10 +826,10 @@ _IO_new_file_overflow (f, ch)
return EOF;
}
/* If currently reading or no buffer allocated. */
- if ((f->_flags & _IO_CURRENTLY_PUTTING) == 0 || f->_IO_write_base == 0)
+ if ((f->_flags & _IO_CURRENTLY_PUTTING) == 0 || f->_IO_write_base == NULL)
{
/* Allocate a buffer if needed. */
- if (f->_IO_write_base == 0)
+ if (f->_IO_write_base == NULL)
{
INTUSE(_IO_doallocbuf) (f);
_IO_setg (f, f->_IO_buf_base, f->_IO_buf_base, f->_IO_buf_base);
@@ -1338,7 +1338,9 @@ _IO_new_file_xsputn (f, data, n)
_IO_size_t block_size, do_write;
/* Next flush the (full) buffer. */
if (_IO_OVERFLOW (f, EOF) == EOF)
- return n - to_do;
+ /* If nothing else has to be written we must not signal the
+ caller that everything has been written. */
+ return to_do == 0 ? EOF : n - to_do;
/* Try to maintain alignment: write a whole number of blocks.
dont_write is what gets left over. */
diff --git a/libio/oldfileops.c b/libio/oldfileops.c
index b9efca7aa8..2dd618215b 100644
--- a/libio/oldfileops.c
+++ b/libio/oldfileops.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 1993, 1995, 1997-2003, 2004 Free Software Foundation, Inc.
+/* Copyright (C) 1993, 1995, 1997-2004, 2005 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Written by Per Bothner <bothner@cygnus.com>.
@@ -752,7 +752,7 @@ _IO_old_file_xsputn (f, data, n)
_IO_size_t block_size, do_write;
/* Next flush the (full) buffer. */
if (__overflow (f, EOF) == EOF)
- return n - to_do;
+ return to_do == 0 ? 0 : n - to_do;
/* Try to maintain alignment: write a whole number of blocks.
dont_write is what gets left over. */
diff --git a/libio/stdio.h b/libio/stdio.h
index ac42b3e2ac..4c1fe287e3 100644
--- a/libio/stdio.h
+++ b/libio/stdio.h
@@ -401,7 +401,7 @@ extern int fscanf (FILE *__restrict __stream,
extern int scanf (__const char *__restrict __format, ...) __wur;
/* Read formatted input from S. */
extern int sscanf (__const char *__restrict __s,
- __const char *__restrict __format, ...) __THROW __wur;
+ __const char *__restrict __format, ...) __THROW;
__END_NAMESPACE_STD
#ifdef __USE_ISOC99
@@ -424,7 +424,7 @@ extern int vscanf (__const char *__restrict __format, _G_va_list __arg)
/* Read formatted input from S into argument list ARG. */
extern int vsscanf (__const char *__restrict __s,
__const char *__restrict __format, _G_va_list __arg)
- __THROW __attribute__ ((__format__ (__scanf__, 2, 0))) __wur;
+ __THROW __attribute__ ((__format__ (__scanf__, 2, 0)));
__END_NAMESPACE_C99
#endif /* Use ISO C9x. */
@@ -596,7 +596,7 @@ extern int puts (__const char *__s);
This function is a possible cancellation points and therefore not
marked with __THROW. */
-extern int ungetc (int __c, FILE *__stream) __wur;
+extern int ungetc (int __c, FILE *__stream);
/* Read chunks of generic data from STREAM.
@@ -722,16 +722,16 @@ __BEGIN_NAMESPACE_STD
/* Clear the error and EOF indicators for STREAM. */
extern void clearerr (FILE *__stream) __THROW;
/* Return the EOF indicator for STREAM. */
-extern int feof (FILE *__stream) __THROW;
+extern int feof (FILE *__stream) __THROW __wur;
/* Return the error indicator for STREAM. */
-extern int ferror (FILE *__stream) __THROW;
+extern int ferror (FILE *__stream) __THROW __wur;
__END_NAMESPACE_STD
#ifdef __USE_MISC
/* Faster versions when locking is not required. */
extern void clearerr_unlocked (FILE *__stream) __THROW;
-extern int feof_unlocked (FILE *__stream) __THROW;
-extern int ferror_unlocked (FILE *__stream) __THROW;
+extern int feof_unlocked (FILE *__stream) __THROW __wur;
+extern int ferror_unlocked (FILE *__stream) __THROW __wur;
#endif
@@ -752,12 +752,12 @@ __END_NAMESPACE_STD
#ifdef __USE_POSIX
/* Return the system file descriptor for STREAM. */
-extern int fileno (FILE *__stream) __THROW;
+extern int fileno (FILE *__stream) __THROW __wur;
#endif /* Use POSIX. */
#ifdef __USE_MISC
/* Faster version when locking is not required. */
-extern int fileno_unlocked (FILE *__stream) __THROW;
+extern int fileno_unlocked (FILE *__stream) __THROW __wur;
#endif
@@ -767,7 +767,7 @@ extern int fileno_unlocked (FILE *__stream) __THROW;
This function is a possible cancellation point and therefore not
marked with __THROW. */
-extern FILE *popen (__const char *__command, __const char *__modes);
+extern FILE *popen (__const char *__command, __const char *__modes) __wur;
/* Close a stream opened by popen and return the status of its child.