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* libio/iovdprintf.c (_IO_vdprintf): Set _IO_USER_LOCK flag for
	temporary stream.  Don't define lock.
	* libio/iovsprintf.c: Likewise.
	* libio/iovsnprintf.c: Likewise.
	* libio/iovswprintf.c: Likewise.
	* libio/iovsscanf.c: Likewise.
	* libio/iovswscanf.c: Likewise.
	* stdio-common/vfprintf.c [USE_IN_LIBIO] (buffered_vfprintf): Likewise.
	* libio/genops.c (_IO_no_init): Don't call _IO_lock_init if _lock
	is NULL.
	(_IO_default_finish): Likewise.
	* libio/wgenops.c (_IO_wdefault_finish): Likewise.
This commit is contained in:
Ulrich Drepper 2001-08-11 05:19:24 +00:00
parent 07ba734927
commit c020d48c6e
14 changed files with 48 additions and 70 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

14
ChangeLog
View File

@ -5,12 +5,22 @@
* elf/dl-load.c (fillin_rpath): In SUID binaries, don't mark
non-system-dirs in LD_LIBRARY_PATH as nonexisting, simply drop them.
* libio/iovdprintf.c (_IO_vdprintf): Call __fsetlocking for temporary
stream.
* libio/iovdprintf.c (_IO_vdprintf): Set _IO_USER_LOCK flag for
temporary stream. Don't define lock.
* libio/obprintf.c (_IO_obstack_vprintf): Likewise.
* libio/strops.c (_IO_str_init_static): Likewise.
* libio/vasprintf.c (_IO_vasprintf): Likewise.
* libio/wstrops.c (_IO_wstr_init_static): Likewise.
* libio/iovsprintf.c: Likewise.
* libio/iovsnprintf.c: Likewise.
* libio/iovswprintf.c: Likewise.
* libio/iovsscanf.c: Likewise.
* libio/iovswscanf.c: Likewise.
* stdio-common/vfprintf.c [USE_IN_LIBIO] (buffered_vfprintf): Likewise.
* libio/genops.c (_IO_no_init): Don't call _IO_lock_init if _lock
is NULL.
(_IO_default_finish): Likewise.
* libio/wgenops.c (_IO_wdefault_finish): Likewise.
2001-08-10 Andreas Jaeger <aj@suse.de>

8
libio/genops.c
View File

@ -613,7 +613,8 @@ _IO_no_init (fp, flags, orientation, wd, jmp)
fp->_vtable_offset = 0;
#endif
#ifdef _IO_MTSAFE_IO
_IO_lock_init (*fp->_lock);
if (fp->_lock != NULL)
_IO_lock_init (*fp->_lock);
#endif
fp->_mode = orientation;
#if defined _LIBC || defined _GLIBCPP_USE_WCHAR_T
@ -669,7 +670,8 @@ _IO_default_finish (fp, dummy)
}
#ifdef _IO_MTSAFE_IO
_IO_lock_fini (*fp->_lock);
if (fp->_lock != NULL)
_IO_lock_fini (*fp->_lock);
#endif
_IO_un_link ((struct _IO_FILE_plus *) fp);
@ -682,7 +684,7 @@ _IO_default_seekoff (fp, offset, dir, mode)
int dir;
int mode;
{
return _IO_pos_BAD;
return _IO_pos_BAD;
}
int

16
libio/iovdprintf.c
View File

@ -36,22 +36,19 @@ _IO_vdprintf (d, format, arg)
_IO_va_list arg;
{
struct _IO_FILE_plus tmpfil;
#ifdef _IO_MTSAFE_IO
_IO_lock_t lock;
#endif
struct _IO_wide_data wd;
int done;
#ifdef _IO_MTSAFE_IO
tmpfil.file._lock = &lock;
tmpfil.file._lock = NULL;
#endif
_IO_no_init (&tmpfil.file, 0, 0, &wd, &_IO_wfile_jumps);
_IO_no_init (&tmpfil.file, _IO_USER_LOCK, 0, &wd, &_IO_wfile_jumps);
_IO_JUMPS (&tmpfil) = &_IO_file_jumps;
_IO_file_init (&tmpfil);
#if !_IO_UNIFIED_JUMPTABLES
tmpfil.vtable = NULL;
#endif
if (_IO_file_attach ((_IO_FILE *) &tmpfil, d) == NULL)
if (_IO_file_attach (&tmpfil.file, d) == NULL)
{
_IO_un_link (&tmpfil);
return EOF;
@ -60,13 +57,10 @@ _IO_vdprintf (d, format, arg)
(_IO_mask_flags (&tmpfil.file, _IO_NO_READS,
_IO_NO_READS+_IO_NO_WRITES+_IO_IS_APPENDING)
| _IO_DELETE_DONT_CLOSE);
#ifdef _IO_MTSAFE_IO
__fsetlocking ((FILE *) &tmpfil, FSETLOCKING_BYCALLER);
#endif
done = _IO_vfprintf ((_IO_FILE *) &tmpfil, format, arg);
done = _IO_vfprintf (&tmpfil.file, format, arg);
_IO_FINISH ((_IO_FILE *) &tmpfil);
_IO_FINISH (&tmpfil.file);
return done;
}

9
libio/iovsprintf.c
View File

@ -1,4 +1,4 @@
/* Copyright (C) 1993, 1997, 1998, 1999, 2000 Free Software Foundation, Inc.
/* Copyright (C) 1993, 1997-2000, 2001 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
@ -35,15 +35,12 @@ _IO_vsprintf (string, format, args)
_IO_va_list args;
{
_IO_strfile sf;
#ifdef _IO_MTSAFE_IO
_IO_lock_t lock;
#endif
int ret;
#ifdef _IO_MTSAFE_IO
sf._sbf._f._lock = &lock;
sf._sbf._f._lock = NULL;
#endif
_IO_no_init (&sf._sbf._f, 0, -1, NULL, NULL);
_IO_no_init (&sf._sbf._f, _IO_USER_LOCK, -1, NULL, NULL);
_IO_JUMPS ((struct _IO_FILE_plus *) &sf._sbf) = &_IO_str_jumps;
_IO_str_init_static (&sf, string, -1, string);
ret = _IO_vfprintf ((_IO_FILE *) &sf._sbf, format, args);

7
libio/iovsscanf.c
View File

@ -1,4 +1,4 @@
/* Copyright (C) 1993, 1997, 1998, 1999, 2000 Free Software Foundation, Inc.
/* Copyright (C) 1993, 1997-2000, 2001 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
@ -37,10 +37,9 @@ _IO_vsscanf (string, format, args)
int ret;
_IO_strfile sf;
#ifdef _IO_MTSAFE_IO
_IO_lock_t lock;
sf._sbf._f._lock = &lock;
sf._sbf._f._lock = NULL;
#endif
_IO_no_init (&sf._sbf._f, 0, -1, NULL, NULL);
_IO_no_init (&sf._sbf._f, _IO_USER_LOCK, -1, NULL, NULL);
_IO_JUMPS ((struct _IO_FILE_plus *) &sf._sbf) = &_IO_str_jumps;
_IO_str_init_static (&sf, (char*)string, 0, NULL);
ret = _IO_vfscanf ((_IO_FILE *) &sf._sbf, format, args, NULL);

7
libio/iovswscanf.c
View File

@ -1,4 +1,4 @@
/* Copyright (C) 1993, 1997, 1998, 1999, 2000 Free Software Foundation, Inc.
/* Copyright (C) 1993, 1997-2000, 2001 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
@ -39,10 +39,9 @@ vswscanf (string, format, args)
_IO_strfile sf;
struct _IO_wide_data wd;
#ifdef _IO_MTSAFE_IO
_IO_lock_t lock;
sf._sbf._f._lock = &lock;
sf._sbf._f._lock = NULL;
#endif
_IO_no_init (&sf._sbf._f, 0, 0, &wd, &_IO_wstr_jumps);
_IO_no_init (&sf._sbf._f, _IO_USER_LOCK, 0, &wd, &_IO_wstr_jumps);
_IO_fwide (&sf._sbf._f, 1);
_IO_wstr_init_static (&sf._sbf._f, (wchar_t *)string, 0, NULL);
ret = _IO_vfwscanf ((_IO_FILE *) &sf._sbf, format, args, NULL);

15
libio/obprintf.c
View File

@ -124,19 +124,16 @@ _IO_obstack_vprintf (struct obstack *obstack, const char *format, va_list args)
struct obstack_FILE
{
struct _IO_obstack_file ofile;
#ifdef _IO_MTSAFE_IO
_IO_lock_t lock;
#endif
} new_f;
int result;
int size;
int room;
#ifdef _IO_MTSAFE_IO
new_f.ofile.file.file._lock = &new_f.lock;
new_f.ofile.file.file._lock = NULL;
#endif
_IO_no_init (&new_f.ofile.file.file, 0, -1, NULL, NULL);
_IO_no_init (&new_f.ofile.file.file, _IO_USER_LOCK, -1, NULL, NULL);
_IO_JUMPS (&new_f.ofile.file) = &_IO_obstack_jumps;
room = obstack_room (obstack);
size = obstack_object_size (obstack) + room;
@ -156,7 +153,8 @@ _IO_obstack_vprintf (struct obstack *obstack, const char *format, va_list args)
assert (size != 0);
}
_IO_str_init_static ((struct _IO_strfile_ *) &new_f.ofile, obstack_base (obstack),
_IO_str_init_static ((struct _IO_strfile_ *) &new_f.ofile,
obstack_base (obstack),
size, obstack_next_free (obstack));
/* Now allocate the rest of the current chunk. */
assert (size == (new_f.ofile.file.file._IO_write_end
@ -167,11 +165,8 @@ _IO_obstack_vprintf (struct obstack *obstack, const char *format, va_list args)
obstack_blank_fast (obstack, room);
new_f.ofile.obstack = obstack;
#ifdef _IO_MTSAFE_IO
__fsetlocking ((FILE *) &new_f.ofile.file, FSETLOCKING_BYCALLER);
#endif
result = _IO_vfprintf ((_IO_FILE *) &new_f.ofile.file, format, args);
result = _IO_vfprintf (&new_f.ofile.file.file, format, args);
/* Shrink the buffer to the space we really currently need. */
obstack_blank_fast (obstack, (new_f.ofile.file.file._IO_write_ptr

5
libio/strops.c
View File

@ -108,11 +108,6 @@ _IO_str_init_static (sf, ptr, size, pstart)
}
/* A null _allocate_buffer function flags the strfile as being static. */
sf->_s._allocate_buffer = (_IO_alloc_type) 0;
#ifdef _IO_MTSAFE_IO
/* We never have to lock this stream. */
__fsetlocking ((FILE *) fp, FSETLOCKING_BYCALLER);
#endif
}
void

12
libio/vasprintf.c
View File

@ -43,9 +43,6 @@ _IO_vasprintf (result_ptr, format, args)
const _IO_size_t init_string_size = 100;
char *string;
_IO_strfile sf;
#ifdef _IO_MTSAFE_IO
_IO_lock_t lock;
#endif
int ret;
_IO_size_t needed;
_IO_size_t allocated;
@ -53,18 +50,15 @@ _IO_vasprintf (result_ptr, format, args)
if (string == NULL)
return -1;
#ifdef _IO_MTSAFE_IO
sf._sbf._f._lock = &lock;
sf._sbf._f._lock = NULL;
#endif
_IO_no_init ((_IO_FILE *) &sf._sbf, 0, -1, NULL, NULL);
_IO_no_init ((_IO_FILE *) &sf._sbf, _IO_USER_LOCK, -1, NULL, NULL);
_IO_JUMPS ((struct _IO_FILE_plus *) &sf._sbf) = &_IO_str_jumps;
_IO_str_init_static (&sf, string, init_string_size, string);
sf._sbf._f._flags &= ~_IO_USER_BUF;
sf._s._allocate_buffer = (_IO_alloc_type) malloc;
sf._s._free_buffer = (_IO_free_type) free;
#ifdef _IO_MTSAFE_IO
__fsetlocking ((FILE *) &sf, FSETLOCKING_BYCALLER);
#endif
ret = _IO_vfprintf ((_IO_FILE *) &sf, format, args);
ret = _IO_vfprintf (&sf._sbf._f, format, args);
if (ret < 0)
return ret;
/* Only use realloc if the size we need is of the same order of

7
libio/vsnprintf.c
View File

@ -1,4 +1,4 @@
/* Copyright (C) 1994, 1997, 1999, 2000 Free Software Foundation, Inc.
/* Copyright (C) 1994, 1997, 1999, 2000, 2001 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
@ -112,8 +112,7 @@ _IO_vsnprintf (string, maxlen, format, args)
_IO_strnfile sf;
int ret;
#ifdef _IO_MTSAFE_IO
_IO_lock_t lock;
sf.f._sbf._f._lock = &lock;
sf.f._sbf._f._lock = NULL;
#endif
/* We need to handle the special case where MAXLEN is 0. Use the
@ -124,7 +123,7 @@ _IO_vsnprintf (string, maxlen, format, args)
maxlen = sizeof (sf.overflow_buf);
}
_IO_no_init (&sf.f._sbf._f, 0, -1, NULL, NULL);
_IO_no_init (&sf.f._sbf._f, _IO_USER_LOCK, -1, NULL, NULL);
_IO_JUMPS ((struct _IO_FILE_plus *) &sf.f._sbf) = &_IO_strn_jumps;
string[0] = '\0';
_IO_str_init_static (&sf.f, string, maxlen - 1, string);

5
libio/vswprintf.c
View File

@ -111,8 +111,7 @@ _IO_vswprintf (string, maxlen, format, args)
int ret;
struct _IO_wide_data wd;
#ifdef _IO_MTSAFE_IO
_IO_lock_t lock;
sf.f._sbf._f._lock = &lock;
sf.f._sbf._f._lock = NULL;
#endif
if (maxlen == 0)
@ -120,7 +119,7 @@ _IO_vswprintf (string, maxlen, format, args)
length of zero always makes the function fail. */
return -1;
_IO_no_init (&sf.f._sbf._f, 0, 0, &wd, &_IO_wstrn_jumps);
_IO_no_init (&sf.f._sbf._f, _IO_USER_LOCK, 0, &wd, &_IO_wstrn_jumps);
_IO_fwide (&sf.f._sbf._f, 1);
string[0] = L'\0';
_IO_wstr_init_static (&sf.f._sbf._f, string, maxlen - 1, string);

3
libio/wgenops.c
View File

@ -210,7 +210,8 @@ _IO_wdefault_finish (fp, dummy)
}
#ifdef _IO_MTSAFE_IO
_IO_lock_fini (*fp->_lock);
if (fp->_lock != NULL)
_IO_lock_fini (*fp->_lock);
#endif
_IO_un_link ((struct _IO_FILE_plus *) fp);

5
libio/wstrops.c
View File

@ -107,11 +107,6 @@ _IO_wstr_init_static (fp, ptr, size, pstart)
}
/* A null _allocate_buffer function flags the strfile as being static. */
(((_IO_strfile *) fp)->_s._allocate_buffer) = (_IO_alloc_type)0;
#ifdef _IO_MTSAFE_IO
/* We never have to lock this stream. */
__fsetlocking ((FILE *) fp, FSETLOCKING_BYCALLER);
#endif
}
void

5
stdio-common/vfprintf.c
View File

@ -2073,13 +2073,12 @@ buffered_vfprintf (register _IO_FILE *s, const CHAR_T *format,
_IO_setp (hp, buf, buf + sizeof buf);
hp->_mode = -1;
#endif
hp->_IO_file_flags = _IO_MAGIC|_IO_NO_READS;
hp->_IO_file_flags = _IO_MAGIC|_IO_NO_READS|_IO_USER_LOCK;
#if _IO_JUMPS_OFFSET
hp->_vtable_offset = 0;
#endif
#ifdef _IO_MTSAFE_IO
hp->_lock = &helper.lock;
__libc_lock_init (*hp->_lock);
hp->_lock = NULL;
#endif
_IO_JUMPS (&helper._f) = (struct _IO_jump_t *) &_IO_helper_jumps;