re PR libstdc++/30365 (No possibility to disable large file support (LFS))
2007-01-06 Paolo Carlini <pcarlini@suse.de> PR libstdc++/30365 * crossconfig.m4 (case *-linux*): Run crossconfig.m4. * configure: Regenerate. From-SVN: r120531
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@ -99359,16 +99359,103 @@ done
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#define HAVE_INT64_T 1
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#define HAVE_INT64_T 1
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_ACEOF
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_ACEOF
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case "$target" in
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*-uclinux*)
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# Don't enable LFS with uClibc
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;;
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ac_ext=cc
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*)
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ac_cpp='$CXXCPP $CPPFLAGS'
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cat >>confdefs.h <<\_ACEOF
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ac_compile='$CXX -c $CXXFLAGS $CPPFLAGS conftest.$ac_ext >&5'
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ac_link='$CXX -o conftest$ac_exeext $CXXFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5'
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ac_compiler_gnu=$ac_cv_cxx_compiler_gnu
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ac_save_CXXFLAGS="$CXXFLAGS"
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CXXFLAGS="$CXXFLAGS -fno-exceptions"
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echo "$as_me:$LINENO: checking for LFS support" >&5
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echo $ECHO_N "checking for LFS support... $ECHO_C" >&6
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if test "${glibcxx_cv_LFS+set}" = set; then
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echo $ECHO_N "(cached) $ECHO_C" >&6
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else
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if test x$gcc_no_link = xyes; then
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{ { echo "$as_me:$LINENO: error: Link tests are not allowed after GCC_NO_EXECUTABLES." >&5
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echo "$as_me: error: Link tests are not allowed after GCC_NO_EXECUTABLES." >&2;}
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{ (exit 1); exit 1; }; }
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fi
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cat >conftest.$ac_ext <<_ACEOF
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/* confdefs.h. */
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_ACEOF
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cat confdefs.h >>conftest.$ac_ext
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cat >>conftest.$ac_ext <<_ACEOF
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/* end confdefs.h. */
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#include <unistd.h>
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#include <stdio.h>
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#include <sys/stat.h>
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int
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main ()
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{
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FILE* fp;
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fopen64("t", "w");
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fseeko64(fp, 0, SEEK_CUR);
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ftello64(fp);
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lseek64(1, 0, SEEK_CUR);
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struct stat64 buf;
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fstat64(1, &buf);
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;
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return 0;
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}
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_ACEOF
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rm -f conftest.$ac_objext conftest$ac_exeext
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if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
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(eval $ac_link) 2>conftest.er1
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ac_status=$?
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grep -v '^ *+' conftest.er1 >conftest.err
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rm -f conftest.er1
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cat conftest.err >&5
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echo "$as_me:$LINENO: \$? = $ac_status" >&5
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(exit $ac_status); } &&
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{ ac_try='test -z "$ac_cxx_werror_flag"
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|| test ! -s conftest.err'
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{ (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
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(eval $ac_try) 2>&5
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ac_status=$?
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echo "$as_me:$LINENO: \$? = $ac_status" >&5
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(exit $ac_status); }; } &&
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{ ac_try='test -s conftest$ac_exeext'
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{ (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
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(eval $ac_try) 2>&5
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ac_status=$?
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echo "$as_me:$LINENO: \$? = $ac_status" >&5
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(exit $ac_status); }; }; then
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glibcxx_cv_LFS=yes
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else
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echo "$as_me: failed program was:" >&5
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sed 's/^/| /' conftest.$ac_ext >&5
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glibcxx_cv_LFS=no
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fi
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rm -f conftest.err conftest.$ac_objext \
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conftest$ac_exeext conftest.$ac_ext
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fi
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if test $glibcxx_cv_LFS = yes; then
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cat >>confdefs.h <<\_ACEOF
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#define _GLIBCXX_USE_LFS 1
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#define _GLIBCXX_USE_LFS 1
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_ACEOF
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_ACEOF
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esac
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fi
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echo "$as_me:$LINENO: result: $glibcxx_cv_LFS" >&5
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echo "${ECHO_T}$glibcxx_cv_LFS" >&6
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CXXFLAGS="$ac_save_CXXFLAGS"
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ac_ext=c
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ac_cpp='$CPP $CPPFLAGS'
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ac_compile='$CC -c $CFLAGS $CPPFLAGS conftest.$ac_ext >&5'
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ac_link='$CC -o conftest$ac_exeext $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5'
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ac_compiler_gnu=$ac_cv_c_compiler_gnu
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# For showmanyc_helper().
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# For showmanyc_helper().
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@ -157,13 +157,7 @@ case "${host}" in
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# For LFS.
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# For LFS.
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AC_DEFINE(HAVE_INT64_T)
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AC_DEFINE(HAVE_INT64_T)
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case "$target" in
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GLIBCXX_CHECK_LFS
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*-uclinux*)
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# Don't enable LFS with uClibc
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;;
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*)
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AC_DEFINE(_GLIBCXX_USE_LFS)
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esac
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# For showmanyc_helper().
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# For showmanyc_helper().
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AC_CHECK_HEADERS(sys/ioctl.h sys/filio.h)
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AC_CHECK_HEADERS(sys/ioctl.h sys/filio.h)
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