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PR libstdc++/12882 (partial)

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2003-11-21  Paolo Carlini  <pcarlini@suse.de>

	PR libstdc++/12882 (partial)
	* acinclude.m4 (GLIBCXX_CHECK_LFS): Check fseeko64
	and ftello64 too.
	* include/ext/stdio_sync_filebuf.h (seekoff): Use fseeko64
	and ftello64 if available.
	* aclocal.m4: Regenerate.
	* configure: Ditto.

From-SVN: r73815
This commit is contained in:
Paolo Carlini 2003-11-21 20:30:12 +00:00 committed by Paolo Carlini
parent 9cca376f2d
commit 5c89246dfb
5 changed files with 33 additions and 8 deletions
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10
libstdc++-v3/ChangeLog
View File

@ -1,3 +1,13 @@
2003-11-21 Paolo Carlini <pcarlini@suse.de>
PR libstdc++/12882 (partial)
* acinclude.m4 (GLIBCXX_CHECK_LFS): Check fseeko64
and ftello64 too.
* include/ext/stdio_sync_filebuf.h (seekoff): Use fseeko64
and ftello64 if available.
* aclocal.m4: Regenerate.
* configure: Ditto.
2003-11-20 Benjamin Kosnik <bkoz@redhat.com>
* include/debug/formatter.h: Use _Tp as template argument.

5
libstdc++-v3/acinclude.m4
View File

@ -600,7 +600,10 @@ AC_DEFUN(GLIBCXX_CHECK_LFS, [
[#include <unistd.h>
#include <stdio.h>
],
[fopen64("t", "w");
[FILE* fp;
fopen64("t", "w");
fseeko64(fp, 0, SEEK_CUR);
ftello64(fp);
lseek64(1, 0, SEEK_CUR);],
[glibcxx_cv_LFS=yes],
[glibcxx_cv_LFS=no])

9
libstdc++-v3/aclocal.m4 vendored
View File

@ -1,4 +1,4 @@
# generated automatically by aclocal 1.7.8 -*- Autoconf -*-
# generated automatically by aclocal 1.7.9 -*- Autoconf -*-
# Copyright (C) 1996, 1997, 1998, 1999, 2000, 2001, 2002
# Free Software Foundation, Inc.
@ -613,7 +613,10 @@ AC_DEFUN(GLIBCXX_CHECK_LFS, [
[#include <unistd.h>
#include <stdio.h>
],
[fopen64("t", "w");
[FILE* fp;
fopen64("t", "w");
fseeko64(fp, 0, SEEK_CUR);
ftello64(fp);
lseek64(1, 0, SEEK_CUR);],
[glibcxx_cv_LFS=yes],
[glibcxx_cv_LFS=no])
@ -2009,7 +2012,7 @@ AC_DEFUN([AM_AUTOMAKE_VERSION],[am__api_version="1.7"])
# Call AM_AUTOMAKE_VERSION so it can be traced.
# This function is AC_REQUIREd by AC_INIT_AUTOMAKE.
AC_DEFUN([AM_SET_CURRENT_AUTOMAKE_VERSION],
[AM_AUTOMAKE_VERSION([1.7.8])])
[AM_AUTOMAKE_VERSION([1.7.9])])
# Helper functions for option handling. -*- Autoconf -*-

11
libstdc++-v3/configure vendored
View File

@ -3795,6 +3795,7 @@ cygwin* | mingw* |pw32*)
;;
darwin* | rhapsody*)
# this will be overwritten by pass_all, but leave it in just in case
lt_cv_deplibs_check_method='file_magic Mach-O dynamically linked shared library'
lt_cv_file_magic_cmd='/usr/bin/file -L'
case "$host_os" in
@ -3805,6 +3806,7 @@ darwin* | rhapsody*)
lt_cv_file_magic_test_file='/usr/lib/libSystem.dylib'
;;
esac
lt_cv_deplibs_check_method=pass_all
;;
freebsd* )
@ -4267,7 +4269,7 @@ test x"$pic_mode" = xno && libtool_flags="$libtool_flags --prefer-non-pic"
case $host in
*-*-irix6*)
# Find out which ABI we are using.
echo '#line 4270 "configure"' > conftest.$ac_ext
echo '#line 4272 "configure"' > conftest.$ac_ext
if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
(eval $ac_compile) 2>&5
ac_status=$?
@ -4871,7 +4873,7 @@ fi;
#
# Fake what AC_TRY_COMPILE does. XXX Look at redoing this new-style.
cat > conftest.$ac_ext << EOF
#line 4874 "configure"
#line 4876 "configure"
struct S { ~S(); };
void bar();
void foo()
@ -26898,7 +26900,10 @@ cat >>conftest.$ac_ext <<_ACEOF
int
main ()
{
fopen64("t", "w");
FILE* fp;
fopen64("t", "w");
fseeko64(fp, 0, SEEK_CUR);
ftello64(fp);
lseek64(1, 0, SEEK_CUR);
;
return 0;

6
libstdc++-v3/include/ext/stdio_sync_filebuf.h
View File

@ -180,9 +180,13 @@ namespace __gnu_cxx
__whence = SEEK_CUR;
else
__whence = SEEK_END;
#ifdef _GLIBCXX_USE_LFS
if (!fseeko64(_M_file, __off, __whence))
__ret = std::streampos(ftello64(_M_file));
#else
if (!fseek(_M_file, __off, __whence))
__ret = std::streampos(std::ftell(_M_file));
#endif
return __ret;
}