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authorUlrich Drepper <drepper@redhat.com>1997-11-18 02:50:07 +0000
committerUlrich Drepper <drepper@redhat.com>1997-11-18 02:50:07 +0000
commit6973fc01278d6c8a5f309738d641a68228efe5ed (patch)
tree8a55528a374d3d945d203cd92570bcb06978e09f /libio
parentfe0ec73edb48eff3785f29ddbac75cae5f8b361b (diff)
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1997-11-18 02:31 Ulrich Drepper <drepper@cygnus.com> * iconv/Makefile: New file. * iconv/gconv.c: New file. * iconv/gconv.h: New file. * iconv/gconv_builtin.c: New file. * iconv/gconv_builtin.h: New file. * iconv/gconv_close.c: New file. * iconv/gconv_conf.c: New file. * iconv/gconv_db.c: New file. * iconv/gconv_dl.c: New file. * iconv/gconv_open.c: New file. * iconv/gconv_simple.c: New file. * iconv/iconv.c: New file. * iconv/iconv.h: New file. * iconv/iconv_close.c: New file. * iconv/iconv_open.c: New file. * include/gconv.h: New file. * Makeconfig: Define gconvdir. * Makefile (subdirs): Add iconv. * string/bits/string2.h: Add optimization for strtok_r. * sysdeps/generic/_G_config.h: Define __need_NULL to get definition for NULL. Reported by H.J. Lu <hjl@gnu.ai.mit.edu>. * configure.in: Correct test for bash2. * locale/Makefile (CFLAGS-charmap.c): Add -Wno-char-subscripts. (CFLAGS-locfile.c): Likewise. Suggested by Zack Weinberg <zack@rabi.phys.columbia.edu>. * misc/hsearch_r.c (hsearch_r): Avoid undefinitely search for non-existing entry if the table is full. * posix/regex.h: Pretty print. * stdio-common/printf_fp.c: Don't define NDEBUG if already defined. * sysdeps/posix/ctermid.c: Simplify a bit. * sysdeps/unix/sysv/linux/net/if.h: Pretty print. 1997-11-17 Andreas Jaeger <aj@arthur.rhein-neckar.de> * sysdeps/unix/sysv/linux/sys/quota.h: Add include for <sys/types.h> instead of <asm/types.h>. 1997-11-16 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> * math/libm-test.c (asin_test): Add epsilon for asin (0.5). 1997-11-16 17:09 H.J. Lu <hjl@gnu.ai.mit.edu> * libc.map (_IO_stdin_, _IO_stdout_, _IO_stderr_, _IO_fopen, fopen, freopen, _IO_fclose, fclose): Added to GLIBC_2.0. (_IO_stdin_, _IO_stdout_, _IO_stderr_): Removed from GLIBC_2.1. (_IO_2_1_stdin_, _IO_2_1_stdout_, _IO_2_1_stderr_, _IO_fclose, fclose): Added to GLIBC_2.1. * libio/Makefile (routines, shared-only-routines): Add oldiofclose. Remove oldfreopen. * libio/freopen.c (freopen): When PIC is defined, call _IO_old_freopen () for old stdio. * libio/iofclose.c (_IO_new_fclose): Renamed from _IO_fclose. (_IO_fclose, fclose): Use _IO_new_fclose as default version for GLIBC_2.1. * libio/iolibio.h (_IO_old_freopen): Use _IO_old_file_close_it instead of _IO_file_close_it. * libio/libio.h (_IO_stdin_, _IO_stdout_, _IO_stderr_): Changed to _IO_2_1_stdxxx_. (_IO_stdin, _IO_stdout, _IO_stderr): Declare as extern if _LIBC * libio/libioP.h (_IO_old_do_flush): New. * libio/oldfileops.c (_IO_old_file_close_it, _IO_old_file_finish, _IO_old_file_overflow, _IO_old_file_sync): Call _IO_old_do_flush () instead of _IO_do_flush (). (_IO_old_file_xsputn): Call _IO_old_do_write () instead of _IO_do_write (). * libio/oldiofopen.c (_IO_old_fopen): Call _IO_old_file_init () instead of _IO_file_init (). Bind old symbols to version GLIBC_2.0. * libio/oldstdfiles.c (DEF_STDFILE): Don't use symbol_version. (_IO_old_stdin_, _IO_old_stdout_, _IO_old_stderr_): Changed to _IO_stdxxx_. (_IO_check_libio): New function in .init. * libio/oldiofclose.c: New file. * libio/stdfiles.c (_IO_new_stdin_, _IO_new_stdout_, _IO_new_stderr_): Changed to _IO_2_1_stdxxx_. (DEF_STDFILE): Don't use default_symbol_version. * libio/stdio.c (stdin, stdout, stderr): Set to _IO_2_1_stdxxx_._ (_IO_stdin, _IO_stdout, _IO_stderr): New, strong alias of stdxxx. * csu/Makefile (distribute): Add init.c. (extra-objs): Add init.o for ELF. (start-installed-name): Add $(objpfx)init.o. * csu/init.c: New file. 1997-11-12 08:02 H.J. Lu <hjl@gnu.ai.mit.edu> * elf/dl-lookup.c (do_lookup): Don't use the hidden base definition as the default. 1997-08-27 Klaus Espenlaub <kespenla@hydra.informatik.uni-ulm.de> * erand48_r.c (__erand48_r): Implement for 32 bit short int. 1997-11-15 Andreas Jaeger <aj@arthur.rhein-neckar.de> * elf/genrtldtbl.awk: Replace gensub for compatibility with gawk2 (PR 351). 1997-11-16 21:01 Philip Blundell <Philip.Blundell@pobox.com> * sysdeps/arm/sysdep.h: Use __APCS_32__ to decide whether or not to preserve condition codes on function call. 1997-11-13 Andreas Jaeger <aj@arthur.rhein-neckar.de> * sysdeps/generic/s_exp2l.c: Change exp2l to __ieee754_exp2l. 1997-11-14 Andreas Jaeger <aj@arthur.rhein-neckar.de> * math/libm-test.c (asin_test): Add epsilon for float. (tan_test): Add epsilon for float. (log1p_test): Add epsilon for float. (inverse_functions): Add epsilons. * sysdeps/unix/sysv/linux/Makefile (sysdep_headers) [socket]: Add net/if_packet.h. * sysdeps/unix/sysv/linux/Dist: Add net/if_packet.h. 1997-11-10 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> * md5-crypt/Makefile (extra-objs): Make recursively expanded variable, since $(object-suffixes) is not defined yet. 1997-11-11 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> * db2/Makefile (distribute): db185/db185_int.src -> db185/db185_int.h. 1997-11-11 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> * misc/tst-fdset.c: Don't require the value of FD_ISSET to be exactly one. 1997-11-11 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> * sysdeps/generic/e_acoshl.c: Fix stub_warning: use the user level * sysdeps/generic/e_acosl.c: Likewise. * sysdeps/generic/e_asinl.c: Likewise. * sysdeps/generic/e_atan2l.c: Likewise. * sysdeps/generic/e_expl.c: Likewise. * sysdeps/generic/e_fmodl.c: Likewise. * sysdeps/generic/e_j0l.c: Likewise. * sysdeps/generic/e_j1l.c: Likewise. * sysdeps/generic/e_jnl.c: Likewise. * sysdeps/generic/e_lgammal_r.c: Likewise. * sysdeps/generic/e_log10l.c: Likewise. * sysdeps/generic/e_logl.c: Likewise. * sysdeps/generic/e_powl.c: Likewise. * sysdeps/generic/e_sqrtl.c: Likewise. * sysdeps/generic/e_exp2l.c: Likewise. 1997-11-11 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> * Make-dist (+sysdep-names): Remove extra paren. * Makefile (distribute): Add stub-tag.h. * elf/Makefile (distribute): Add atomicity.h. * stdlib/Makefile (headers): Add ucontext.h and sys/ucontext.h. * sysdeps/unix/sysv/linux/Makefile (sysdep_headers) [$(subdir)=socket]: Add net/if_packet.h. * sysdeps/alpha/Dist: Remove setjmp_aux.c. * sysdeps/unix/sysv/linux/Dist: Add s_pread64.c, s_pwrite64.c, net/if_packet.h, scsi/sg.h. 1997-11-13 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> * Makefile (install): Quote $(CC) expansion. 1997-11-14 Andreas Jaeger <aj@arthur.rhein-neckar.de> * sysdeps/unix/sysv/linux/getcwd.c (__getcwd): Added caching of working /proc cwd and no restrictions on path length. Following some ideas from Andi Kleen <ak@muc.de> (PR 350). 1997-11-14 19:14 Thorsten Kukuk <kukuk@vt.uni-paderborn.de> * nis/nss_compat/compat-grp.c: Remove buggy assert call. 1997-11-14 22:23 Ulrich Drepper <drepper@cygnus.com> * sysdeps/libm-i387/s_fdim.S: New file. * sysdeps/libm-i387/s_fdimf.S: New file. * sysdeps/libm-i387/s_fdiml.S: New file. * sysdeps/libm-i387/i686/s_fdim.S: New file. * sysdeps/libm-i387/i686/s_fdimf.S: New file. * sysdeps/libm-i387/i686/s_fdiml.S: New file. 1997-11-12 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> * string/bits/string2.h (strstr): Avoid warning if HAYSTACK is a pointer to unsigned char. 1997-11-13 Andreas Jaeger <aj@arthur.rhein-neckar.de> * sysdeps/libm-ieee754/s_llrintf.c (__llrintf): Fix function. * sysdeps/libm-ieee754/s_lrintf.c (__lrintf): Fix function. * sysdeps/libm-ieee754/s_lrint.c (__lrint): Fix function. 1997-11-12 Andreas Jaeger <aj@arthur.rhein-neckar.de> * sysdeps/libm-ieee754/s_ilogbf.c: Correct return values for ilogb(0/NaN). * sysdeps/libm-ieee754/s_ilogbl.c: Likewise. * sysdeps/libm-ieee754/s_ilogb.c: Likewise. 1997-11-14 05:44 Ulrich Drepper <drepper@cygnus.com> * sysdeps/libm-i387/s_fmin.S: New file. * sysdeps/libm-i387/s_fminf.S: New file. * sysdeps/libm-i387/s_fminl.S: New file. * sysdeps/libm-i387/s_fmax.S: New file. * sysdeps/libm-i387/s_fmaxf.S: New file. * sysdeps/libm-i387/s_fmaxl.S: New file. * sysdeps/libm-i387/i686/s_fmin.S: New file. * sysdeps/libm-i387/i686/s_fminf.S: New file. * sysdeps/libm-i387/i686/s_fminl.S: New file. * sysdeps/libm-i387/i686/s_fmax.S: New file. * sysdeps/libm-i387/i686/s_fmaxf.S: New file. * sysdeps/libm-i387/i686/s_fmaxl.S: New file. 1997-11-14 03:06 Ulrich Drepper <drepper@cygnus.com> * sysdeps/unix/sysv/linux/accept.S: Add __libc_accept as alias. * sysdeps/unix/sysv/linux/send.S: Likewise. * sysdeps/unix/sysv/linux/recv.S: Likewise. * sysdeps/unix/sysv/linux/connect.S: Likewise. Reported by Christopher Wiles <wileyc@ai.cs.fujitsu.co.jp>. See ChangeLog.7 for earlier changes.
Diffstat (limited to 'libio')
-rw-r--r--libio/Makefile4
-rw-r--r--libio/freopen.c21
-rw-r--r--libio/iofclose.c13
-rw-r--r--libio/iolibio.h2
-rw-r--r--libio/libio.h16
-rw-r--r--libio/libioP.h3
-rw-r--r--libio/oldfileops.c14
-rw-r--r--libio/oldiofclose.c (renamed from libio/oldfreopen.c)40
-rw-r--r--libio/oldiofopen.c6
-rw-r--r--libio/oldstdfiles.c50
-rw-r--r--libio/stdfiles.c17
-rw-r--r--libio/stdio.c13
12 files changed, 137 insertions, 62 deletions
diff --git a/libio/Makefile b/libio/Makefile
index 033c959..f3a66f3 100644
--- a/libio/Makefile
+++ b/libio/Makefile
@@ -43,7 +43,7 @@ all: # Make this the default target; it will be defined in Rules.
include ../Makeconfig
ifeq ($(versioning),yes)
-routines += oldiofopen oldfreopen
+routines += oldiofopen oldiofclose
endif
CPPFLAGS-.o += -DIO_DEBUG
@@ -62,7 +62,7 @@ ifeq ($(versioning),yes)
aux += oldfileops oldstdfiles
endif
-shared-only-routines = oldiofopen oldfreopen oldfileops oldstdfiles
+shared-only-routines = oldiofopen oldiofclose oldfileops oldstdfiles
distribute := iolibio.h libioP.h strfile.h Banner
diff --git a/libio/freopen.c b/libio/freopen.c
index 7ab3e69..808d8fa 100644
--- a/libio/freopen.c
+++ b/libio/freopen.c
@@ -26,8 +26,13 @@
#include "libioP.h"
#include "stdio.h"
+#ifdef PIC
+extern void *_IO_stdin_used;
+weak_extern (_IO_stdin_used);
+#endif
+
FILE*
-__new_freopen (filename, mode, fp)
+freopen (filename, mode, fp)
const char* filename;
const char* mode;
FILE* fp;
@@ -38,9 +43,17 @@ __new_freopen (filename, mode, fp)
return NULL;
_IO_cleanup_region_start ((void (*) __P ((void *))) _IO_funlockfile, fp);
_IO_flockfile (fp);
- result = _IO_freopen (filename, mode, fp);
+#ifdef PIC
+ if (&_IO_stdin_used == NULL)
+ /* If the shared C library is used by the application binary which
+ was linked against the older version of libio, we just use the
+ older one even for internal use to avoid trouble since a pointer
+ to the old libio may be passed into shared C library and wind
+ up here. */
+ result = _IO_old_freopen (filename, mode, fp);
+ else
+#endif
+ result = _IO_freopen (filename, mode, fp);
_IO_cleanup_region_end (1);
return result;
}
-
-default_symbol_version (__new_freopen, freopen, GLIBC_2.1);
diff --git a/libio/iofclose.c b/libio/iofclose.c
index 35f4a8b..35a23fa 100644
--- a/libio/iofclose.c
+++ b/libio/iofclose.c
@@ -29,7 +29,7 @@
#endif
int
-_IO_fclose (fp)
+_IO_new_fclose (fp)
_IO_FILE *fp;
{
int status;
@@ -53,6 +53,13 @@ _IO_fclose (fp)
return status;
}
-#ifdef weak_alias
-weak_alias (_IO_fclose, fclose)
+#ifdef DO_VERSIONING
+strong_alias (_IO_new_fclose, __new_fclose)
+default_symbol_version (_IO_new_fclose, _IO_fclose, GLIBC_2.1);
+default_symbol_version (__new_fclose, fclose, GLIBC_2.1);
+#else
+# ifdef weak_alias
+weak_alias (_IO_new_fclose, _IO_fclose)
+weak_alias (_IO_new_fclose, fclose)
+# endif
#endif
diff --git a/libio/iolibio.h b/libio/iolibio.h
index bb55064..c1a9184 100644
--- a/libio/iolibio.h
+++ b/libio/iolibio.h
@@ -53,7 +53,7 @@ extern int _IO_obstack_printf __P ((struct obstack *, const char *, ...));
#define _IO_freopen(FILENAME, MODE, FP) \
(_IO_file_close_it(FP), _IO_file_fopen(FP, FILENAME, MODE, 0))
#define _IO_old_freopen(FILENAME, MODE, FP) \
- (_IO_file_close_it(FP), _IO_old_file_fopen(FP, FILENAME, MODE))
+ (_IO_old_file_close_it (FP), _IO_old_file_fopen(FP, FILENAME, MODE))
#define _IO_freopen64(FILENAME, MODE, FP) \
(_IO_file_close_it(FP), _IO_file_fopen(FP, FILENAME, MODE, 1))
#define _IO_fileno(FP) ((FP)->_fileno)
diff --git a/libio/libio.h b/libio/libio.h
index 7c91f6f..0c12ff0 100644
--- a/libio/libio.h
+++ b/libio/libio.h
@@ -225,10 +225,18 @@ typedef struct _IO_FILE _IO_FILE;
#endif
struct _IO_FILE_complete;
-extern struct _IO_FILE_complete _IO_stdin_, _IO_stdout_, _IO_stderr_;
-#define _IO_stdin ((_IO_FILE*)(&_IO_stdin_))
-#define _IO_stdout ((_IO_FILE*)(&_IO_stdout_))
-#define _IO_stderr ((_IO_FILE*)(&_IO_stderr_))
+extern struct _IO_FILE_complete _IO_2_1_stdin_;
+extern struct _IO_FILE_complete _IO_2_1_stdout_;
+extern struct _IO_FILE_complete _IO_2_1_stderr_;
+#ifndef _LIBC
+#define _IO_stdin ((_IO_FILE*)(&_IO_2_1_stdin_))
+#define _IO_stdout ((_IO_FILE*)(&_IO_2_1_stdout_))
+#define _IO_stderr ((_IO_FILE*)(&_IO_2_1_stderr_))
+#else
+extern _IO_FILE *_IO_stdin;
+extern _IO_FILE *_IO_stdout;
+extern _IO_FILE *_IO_stderr;
+#endif
/* Define the user-visible type, with user-friendly member names. */
diff --git a/libio/libioP.h b/libio/libioP.h
index a90a604..a69d75b 100644
--- a/libio/libioP.h
+++ b/libio/libioP.h
@@ -346,6 +346,9 @@ extern void _IO_flush_all_linebuffered __P ((void));
#define _IO_do_flush(_f) \
_IO_do_write(_f, (_f)->_IO_write_base, \
(_f)->_IO_write_ptr-(_f)->_IO_write_base)
+#define _IO_old_do_flush(_f) \
+ _IO_old_do_write(_f, (_f)->_IO_write_base, \
+ (_f)->_IO_write_ptr-(_f)->_IO_write_base)
#define _IO_in_put_mode(_fp) ((_fp)->_flags & _IO_CURRENTLY_PUTTING)
#define _IO_mask_flags(fp, f, mask) \
((fp)->_flags = ((fp)->_flags & ~(mask)) | ((f) & (mask)))
diff --git a/libio/oldfileops.c b/libio/oldfileops.c
index b426e88..eec9eed 100644
--- a/libio/oldfileops.c
+++ b/libio/oldfileops.c
@@ -130,7 +130,7 @@ _IO_old_file_close_it (fp)
if (!_IO_file_is_open (fp))
return EOF;
- write_status = _IO_do_flush (fp);
+ write_status = _IO_old_do_flush (fp);
_IO_unsave_markers(fp);
@@ -156,7 +156,7 @@ _IO_old_file_finish (fp, dummy)
{
if (_IO_file_is_open (fp))
{
- _IO_do_flush (fp);
+ _IO_old_do_flush (fp);
if (!(fp->_flags & _IO_DELETE_DONT_CLOSE))
_IO_SYSCLOSE (fp);
}
@@ -378,14 +378,14 @@ _IO_old_file_overflow (f, ch)
f->_flags |= _IO_CURRENTLY_PUTTING;
}
if (ch == EOF)
- return _IO_do_flush (f);
+ return _IO_old_do_flush (f);
if (f->_IO_write_ptr == f->_IO_buf_end ) /* Buffer is really full */
- if (_IO_do_flush (f) == EOF)
+ if (_IO_old_do_flush (f) == EOF)
return EOF;
*f->_IO_write_ptr++ = ch;
if ((f->_flags & _IO_UNBUFFERED)
|| ((f->_flags & _IO_LINE_BUF) && ch == '\n'))
- if (_IO_do_flush (f) == EOF)
+ if (_IO_old_do_flush (f) == EOF)
return EOF;
return (unsigned char) ch;
}
@@ -401,7 +401,7 @@ _IO_old_file_sync (fp)
_IO_flockfile (fp);
/* char* ptr = cur_ptr(); */
if (fp->_IO_write_ptr > fp->_IO_write_base)
- if (_IO_do_flush(fp)) return EOF;
+ if (_IO_old_do_flush(fp)) return EOF;
delta = fp->_IO_read_ptr - fp->_IO_read_end;
if (delta != 0)
{
@@ -679,7 +679,7 @@ _IO_old_file_xsputn (f, data, n)
dont_write = block_size >= 128 ? to_do % block_size : 0;
count = to_do - dont_write;
- if (_IO_do_write (f, s, count) == EOF)
+ if (_IO_old_do_write (f, s, count) == EOF)
return n - to_do;
to_do = dont_write;
diff --git a/libio/oldfreopen.c b/libio/oldiofclose.c
index 705965c..5eed066 100644
--- a/libio/oldfreopen.c
+++ b/libio/oldiofclose.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 1993, 1995, 1996, 1997 Free Software Foundation, Inc.
+/* Copyright (C) 1993, 1995, 1997 Free Software Foundation, Inc.
This file is part of the GNU IO Library.
This library is free software; you can redistribute it and/or
@@ -24,23 +24,35 @@
General Public License. */
#include "libioP.h"
-#include "stdio.h"
+#ifdef __STDC__
+#include <stdlib.h>
+#endif
-FILE*
-__old_freopen (filename, mode, fp)
- const char* filename;
- const char* mode;
- FILE* fp;
+int
+_IO_old_fclose (fp)
+ _IO_FILE *fp;
{
- FILE *result;
- CHECK_FILE (fp, NULL);
- if (!(fp->_flags & _IO_IS_FILEBUF))
- return NULL;
+ int status;
+
+ CHECK_FILE(fp, EOF);
+
_IO_cleanup_region_start ((void (*) __P ((void *))) _IO_funlockfile, fp);
_IO_flockfile (fp);
- result = _IO_old_freopen (filename, mode, fp);
+ if (fp->_IO_file_flags & _IO_IS_FILEBUF)
+ status = _IO_old_file_close_it (fp);
+ else
+ status = fp->_flags & _IO_ERR_SEEN ? -1 : 0;
+ _IO_FINISH (fp);
_IO_cleanup_region_end (1);
- return result;
+ if (fp != _IO_stdin && fp != _IO_stdout && fp != _IO_stderr)
+ {
+ fp->_IO_file_flags = 0;
+ free(fp);
+ }
+
+ return status;
}
-symbol_version (__old_freopen, freopen,);
+strong_alias (_IO_old_fclose, __old_fclose)
+symbol_version (_IO_old_fclose, _IO_fclose, GLIBC_2.0);
+symbol_version (__old_fclose, fclose, GLIBC_2.0);
diff --git a/libio/oldiofopen.c b/libio/oldiofopen.c
index c37ec03..d0ffb02 100644
--- a/libio/oldiofopen.c
+++ b/libio/oldiofopen.c
@@ -49,7 +49,7 @@ _IO_old_fopen (filename, mode)
#endif
_IO_init (&new_f->fp.file, 0);
_IO_JUMPS (&new_f->fp.file) = &_IO_old_file_jumps;
- _IO_file_init (&new_f->fp.file);
+ _IO_old_file_init (&new_f->fp.file);
#if !_IO_UNIFIED_JUMPTABLES
new_f->fp.vtable = NULL;
#endif
@@ -61,5 +61,5 @@ _IO_old_fopen (filename, mode)
}
strong_alias (_IO_old_fopen, __old_fopen)
-symbol_version (_IO_old_fopen, _IO_fopen,);
-symbol_version (__old_fopen, fopen,);
+symbol_version (_IO_old_fopen, _IO_fopen, GLIBC_2.0);
+symbol_version (__old_fopen, fopen, GLIBC_2.0);
diff --git a/libio/oldstdfiles.c b/libio/oldstdfiles.c
index 3017109..64c792f 100644
--- a/libio/oldstdfiles.c
+++ b/libio/oldstdfiles.c
@@ -36,22 +36,52 @@
#define DEF_STDFILE(INAME, NAME, FD, CHAIN, FLAGS) \
static _IO_lock_t _IO_stdfile_##FD##_lock = _IO_lock_initializer; \
struct _IO_FILE_plus INAME \
- = {FILEBUF_LITERAL(CHAIN, FLAGS, FD), &_IO_old_file_jumps}; \
- symbol_version (INAME, NAME,)
+ = {FILEBUF_LITERAL(CHAIN, FLAGS, FD), &_IO_old_file_jumps};
#else
#define DEF_STDFILE(INAME, NAME, FD, CHAIN, FLAGS) \
struct _IO_FILE_plus INAME \
- = {FILEBUF_LITERAL(CHAIN, FLAGS, FD), &_IO_old_file_jumps}; \
- symbol_version (INAME, NAME,)
+ = {FILEBUF_LITERAL(CHAIN, FLAGS, FD), &_IO_old_file_jumps};
#endif
-DEF_STDFILE(_IO_old_stdin_, _IO_stdin_, 0, 0, _IO_NO_WRITES);
-DEF_STDFILE(_IO_old_stdout_, _IO_stdout_, 1, &_IO_stdin_.plus.file,
+DEF_STDFILE(_IO_stdin_, _IO_stdin_, 0, 0, _IO_NO_WRITES);
+DEF_STDFILE(_IO_stdout_, _IO_stdout_, 1, &_IO_stdin_.file,
_IO_NO_READS);
-DEF_STDFILE(_IO_old_stderr_, _IO_stderr_, 2, &_IO_stdout_.plus.file,
+DEF_STDFILE(_IO_stderr_, _IO_stderr_, 2, &_IO_stdout_.file,
_IO_NO_READS+_IO_UNBUFFERED);
-#if 0
-_IO_FILE *_IO_old_list_all = &_IO_stderr_.plus.file;
-symbol_version (_IO_old_list_all, _IO_list_all,);
+#if defined __GNUC__ && __GNUC__ >= 2
+
+#include <stdio.h>
+
+extern void * _IO_stdin_used;
+weak_extern (_IO_stdin_used);
+
+#undef stdin
+#undef stdout
+#undef stderr
+
+extern FILE *stdin;
+extern FILE *stdout;
+extern FILE *stderr;
+
+extern FILE *_IO_list_all;
+
+static void _IO_check_libio __P ((void)) __attribute__ ((constructor));
+
+/* This function determines which shared C library the application
+ was linked against. We then set up the stdin/stdout/stderr and
+ _IO_list_all accordingly. */
+
+static void
+_IO_check_libio ()
+{
+ if (&_IO_stdin_used == NULL)
+ {
+ /* We are using the old one. */
+ stdin = &_IO_stdin_.file;
+ stdout = &_IO_stdout_.file;
+ stderr = _IO_list_all = &_IO_stderr_.file;
+ }
+}
+
#endif
diff --git a/libio/stdfiles.c b/libio/stdfiles.c
index 7eb8283..c70d474 100644
--- a/libio/stdfiles.c
+++ b/libio/stdfiles.c
@@ -36,22 +36,17 @@
#define DEF_STDFILE(INAME, NAME, FD, CHAIN, FLAGS) \
static _IO_lock_t _IO_stdfile_##FD##_lock = _IO_lock_initializer; \
struct _IO_FILE_complete INAME \
- = {{FILEBUF_LITERAL(CHAIN, FLAGS, FD), &_IO_file_jumps},}; \
- default_symbol_version (INAME, NAME, GLIBC_2.1)
+ = {{FILEBUF_LITERAL(CHAIN, FLAGS, FD), &_IO_file_jumps},};
#else
#define DEF_STDFILE(INAME, NAME, FD, CHAIN, FLAGS) \
struct _IO_FILE_complete INAME \
- = {{FILEBUF_LITERAL(CHAIN, FLAGS, FD), &_IO_file_jumps},}; \
- default_symbol_version (INAME, NAME, GLIBC_2.1)
+ = {{FILEBUF_LITERAL(CHAIN, FLAGS, FD), &_IO_file_jumps},};
#endif
-DEF_STDFILE(_IO_new_stdin_, _IO_stdin_, 0, 0, _IO_NO_WRITES);
-DEF_STDFILE(_IO_new_stdout_, _IO_stdout_, 1, &_IO_stdin_.plus.file,
+DEF_STDFILE(_IO_2_1_stdin_, _IO_stdin_, 0, 0, _IO_NO_WRITES);
+DEF_STDFILE(_IO_2_1_stdout_, _IO_stdout_, 1, &_IO_2_1_stdin_.plus.file,
_IO_NO_READS);
-DEF_STDFILE(_IO_new_stderr_, _IO_stderr_, 2, &_IO_stdout_.plus.file,
+DEF_STDFILE(_IO_2_1_stderr_, _IO_stderr_, 2, &_IO_2_1_stdout_.plus.file,
_IO_NO_READS+_IO_UNBUFFERED);
-_IO_FILE *_IO_list_all = &_IO_stderr_.plus.file;
-#if 0
-default_symbol_version (_IO_new_list_all, _IO_list_all, GLIBC_2.1);
-#endif
+_IO_FILE *_IO_list_all = &_IO_2_1_stderr_.plus.file;
diff --git a/libio/stdio.c b/libio/stdio.c
index d38379f..abea7f3 100644
--- a/libio/stdio.c
+++ b/libio/stdio.c
@@ -29,6 +29,13 @@
#undef stdin
#undef stdout
#undef stderr
-FILE *stdin = &_IO_stdin_.plus.file;
-FILE *stdout = &_IO_stdout_.plus.file;
-FILE *stderr = &_IO_stderr_.plus.file;
+FILE *stdin = &_IO_2_1_stdin_.plus.file;
+FILE *stdout = &_IO_2_1_stdout_.plus.file;
+FILE *stderr = &_IO_2_1_stderr_.plus.file;
+
+#undef _IO_stdin
+#undef _IO_stdout
+#undef _IO_stderr
+strong_alias (stdin, _IO_stdin);
+strong_alias (stdout, _IO_stdout);
+strong_alias (stderr, _IO_stderr);