Missing parts of fixes for in-tree libiconv

(Commit d23d1dff missed pushing the config/iconv.m4 change, and to
regenerate binutils' configure.)

Original description:

This is the second in a series of patches to make a build with an
in-tree GNU libiconv work as designed.

Currently GDB is the only toolchain component which actually uses an
in-tree libiconv.  This patch modifies the common AM_ICONV to use an
in-tree libiconv when present and not already provided by libc.
(GDB's workaround uses an in-tree libiconv even when libc provides
iconv(3); I'm not sure when or why that would be desirable.)

config/ChangeLog:
2015-08-24  Yaakov Selkowitz  <yselkowi@redhat.com>

	* iconv.m4 (AM_ICONV_LINK): Use in-tree libiconv when present.

binutils/ChangeLog:
2015-08-24  Yaakov Selkowitz  <yselkowi@redhat.com>

	* configure: Regenerate.
This commit is contained in:
Yaakov Selkowitz 2015-08-24 10:57:03 +01:00 committed by Pedro Alves
parent b83035f1f6
commit cfe101c6a8
4 changed files with 151 additions and 75 deletions

View file

@ -1,3 +1,7 @@
2015-08-24 Yaakov Selkowitz <yselkowi@redhat.com>
* configure: Regenerate.
2015-08-17 Alan Modra <amodra@gmail.com> 2015-08-17 Alan Modra <amodra@gmail.com>
* configure: Regenerate. * configure: Regenerate.

171
binutils/configure vendored
View file

@ -14135,7 +14135,112 @@ fi
am_save_CPPFLAGS="$CPPFLAGS" { $as_echo "$as_me:${as_lineno-$LINENO}: checking for iconv" >&5
$as_echo_n "checking for iconv... " >&6; }
if test "${am_cv_func_iconv+set}" = set; then :
$as_echo_n "(cached) " >&6
else
am_cv_func_iconv="no, consider installing GNU libiconv"
am_cv_lib_iconv=no
am_save_CPPFLAGS="$CPPFLAGS"
CPPFLAGS="$CPPFLAGS $INCICONV"
cat confdefs.h - <<_ACEOF >conftest.$ac_ext
/* end confdefs.h. */
#include <stdlib.h>
#include <iconv.h>
int
main ()
{
iconv_t cd = iconv_open("","");
iconv(cd,NULL,NULL,NULL,NULL);
iconv_close(cd);
;
return 0;
}
_ACEOF
if ac_fn_c_try_link "$LINENO"; then :
am_cv_func_iconv=yes
fi
rm -f core conftest.err conftest.$ac_objext \
conftest$ac_exeext conftest.$ac_ext
CPPFLAGS="$am_save_CPPFLAGS"
if test "$am_cv_func_iconv" != yes && test -d ../libiconv; then
for _libs in .libs _libs; do
am_save_CPPFLAGS="$CPPFLAGS"
am_save_LIBS="$LIBS"
CPPFLAGS="$CPPFLAGS -I../libiconv/include"
LIBS="$LIBS ../libiconv/lib/$_libs/libiconv.a"
cat confdefs.h - <<_ACEOF >conftest.$ac_ext
/* end confdefs.h. */
#include <stdlib.h>
#include <iconv.h>
int
main ()
{
iconv_t cd = iconv_open("","");
iconv(cd,NULL,NULL,NULL,NULL);
iconv_close(cd);
;
return 0;
}
_ACEOF
if ac_fn_c_try_link "$LINENO"; then :
INCICONV="-I../libiconv/include"
LIBICONV='${top_builddir}'/../libiconv/lib/$_libs/libiconv.a
LTLIBICONV='${top_builddir}'/../libiconv/lib/libiconv.la
am_cv_lib_iconv=yes
am_cv_func_iconv=yes
fi
rm -f core conftest.err conftest.$ac_objext \
conftest$ac_exeext conftest.$ac_ext
CPPFLAGS="$am_save_CPPFLAGS"
LIBS="$am_save_LIBS"
if test "$am_cv_func_iconv" = "yes"; then
break
fi
done
fi
if test "$am_cv_func_iconv" != yes; then
am_save_CPPFLAGS="$CPPFLAGS"
am_save_LIBS="$LIBS"
CPPFLAGS="$LIBS $INCICONV"
LIBS="$LIBS $LIBICONV"
cat confdefs.h - <<_ACEOF >conftest.$ac_ext
/* end confdefs.h. */
#include <stdlib.h>
#include <iconv.h>
int
main ()
{
iconv_t cd = iconv_open("","");
iconv(cd,NULL,NULL,NULL,NULL);
iconv_close(cd);
;
return 0;
}
_ACEOF
if ac_fn_c_try_link "$LINENO"; then :
am_cv_lib_iconv=yes
am_cv_func_iconv=yes
fi
rm -f core conftest.err conftest.$ac_objext \
conftest$ac_exeext conftest.$ac_ext
CPPFLAGS="$am_save_CPPFLAGS"
LIBS="$am_save_LIBS"
fi
fi
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $am_cv_func_iconv" >&5
$as_echo "$am_cv_func_iconv" >&6; }
if test "$am_cv_func_iconv" = yes; then
$as_echo "#define HAVE_ICONV 1" >>confdefs.h
fi
if test "$am_cv_lib_iconv" = yes; then
for element in $INCICONV; do for element in $INCICONV; do
haveit= haveit=
@ -14159,75 +14264,11 @@ fi
fi fi
done done
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for iconv" >&5
$as_echo_n "checking for iconv... " >&6; }
if test "${am_cv_func_iconv+set}" = set; then :
$as_echo_n "(cached) " >&6
else
am_cv_func_iconv="no, consider installing GNU libiconv"
am_cv_lib_iconv=no
cat confdefs.h - <<_ACEOF >conftest.$ac_ext
/* end confdefs.h. */
#include <stdlib.h>
#include <iconv.h>
int
main ()
{
iconv_t cd = iconv_open("","");
iconv(cd,NULL,NULL,NULL,NULL);
iconv_close(cd);
;
return 0;
}
_ACEOF
if ac_fn_c_try_link "$LINENO"; then :
am_cv_func_iconv=yes
fi
rm -f core conftest.err conftest.$ac_objext \
conftest$ac_exeext conftest.$ac_ext
if test "$am_cv_func_iconv" != yes; then
am_save_LIBS="$LIBS"
LIBS="$LIBS $LIBICONV"
cat confdefs.h - <<_ACEOF >conftest.$ac_ext
/* end confdefs.h. */
#include <stdlib.h>
#include <iconv.h>
int
main ()
{
iconv_t cd = iconv_open("","");
iconv(cd,NULL,NULL,NULL,NULL);
iconv_close(cd);
;
return 0;
}
_ACEOF
if ac_fn_c_try_link "$LINENO"; then :
am_cv_lib_iconv=yes
am_cv_func_iconv=yes
fi
rm -f core conftest.err conftest.$ac_objext \
conftest$ac_exeext conftest.$ac_ext
LIBS="$am_save_LIBS"
fi
fi
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $am_cv_func_iconv" >&5
$as_echo "$am_cv_func_iconv" >&6; }
if test "$am_cv_func_iconv" = yes; then
$as_echo "#define HAVE_ICONV 1" >>confdefs.h
fi
if test "$am_cv_lib_iconv" = yes; then
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking how to link with libiconv" >&5 { $as_echo "$as_me:${as_lineno-$LINENO}: checking how to link with libiconv" >&5
$as_echo_n "checking how to link with libiconv... " >&6; } $as_echo_n "checking how to link with libiconv... " >&6; }
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $LIBICONV" >&5 { $as_echo "$as_me:${as_lineno-$LINENO}: result: $LIBICONV" >&5
$as_echo "$LIBICONV" >&6; } $as_echo "$LIBICONV" >&6; }
else else
CPPFLAGS="$am_save_CPPFLAGS"
LIBICONV= LIBICONV=
LTLIBICONV= LTLIBICONV=
fi fi

View file

@ -1,3 +1,7 @@
2015-08-24 Yaakov Selkowitz <yselkowi@redhat.com>
* iconv.m4 (AM_ICONV_LINK): Use in-tree libiconv when present.
2015-07-27 H.J. Lu <hongjiu.lu@intel.com> 2015-07-27 H.J. Lu <hongjiu.lu@intel.com>
Sync with GCC Sync with GCC

View file

@ -7,6 +7,7 @@ dnl that contains a configuration script generated by Autoconf, under
dnl the same distribution terms as the rest of that program. dnl the same distribution terms as the rest of that program.
dnl From Bruno Haible. dnl From Bruno Haible.
dnl with modifications to support building with in-tree libiconv
AC_DEFUN([AM_ICONV_LINKFLAGS_BODY], AC_DEFUN([AM_ICONV_LINKFLAGS_BODY],
[ [
@ -28,24 +29,51 @@ AC_DEFUN([AM_ICONV_LINK],
dnl accordingly. dnl accordingly.
AC_REQUIRE([AM_ICONV_LINKFLAGS_BODY]) AC_REQUIRE([AM_ICONV_LINKFLAGS_BODY])
dnl Add $INCICONV to CPPFLAGS before performing the following checks,
dnl because if the user has installed libiconv and not disabled its use
dnl via --without-libiconv-prefix, he wants to use it. The first
dnl AC_TRY_LINK will then fail, the second AC_TRY_LINK will succeed.
am_save_CPPFLAGS="$CPPFLAGS"
AC_LIB_APPENDTOVAR([CPPFLAGS], [$INCICONV])
AC_CACHE_CHECK(for iconv, am_cv_func_iconv, [ AC_CACHE_CHECK(for iconv, am_cv_func_iconv, [
am_cv_func_iconv="no, consider installing GNU libiconv" am_cv_func_iconv="no, consider installing GNU libiconv"
am_cv_lib_iconv=no am_cv_lib_iconv=no
dnl Add $INCICONV to CPPFLAGS before performing the first check,
dnl because if the user has installed libiconv and not disabled its use
dnl via --without-libiconv-prefix, he wants to use it. This first
dnl AC_TRY_LINK will then fail, the second AC_TRY_LINK will succeed.
am_save_CPPFLAGS="$CPPFLAGS"
CPPFLAGS="$CPPFLAGS $INCICONV"
AC_TRY_LINK([#include <stdlib.h> AC_TRY_LINK([#include <stdlib.h>
#include <iconv.h>], #include <iconv.h>],
[iconv_t cd = iconv_open("",""); [iconv_t cd = iconv_open("","");
iconv(cd,NULL,NULL,NULL,NULL); iconv(cd,NULL,NULL,NULL,NULL);
iconv_close(cd);], iconv_close(cd);],
am_cv_func_iconv=yes) am_cv_func_iconv=yes)
CPPFLAGS="$am_save_CPPFLAGS"
if test "$am_cv_func_iconv" != yes && test -d ../libiconv; then
for _libs in .libs _libs; do
am_save_CPPFLAGS="$CPPFLAGS"
am_save_LIBS="$LIBS"
CPPFLAGS="$CPPFLAGS -I../libiconv/include"
LIBS="$LIBS ../libiconv/lib/$_libs/libiconv.a"
AC_TRY_LINK([#include <stdlib.h>
#include <iconv.h>],
[iconv_t cd = iconv_open("","");
iconv(cd,NULL,NULL,NULL,NULL);
iconv_close(cd);],
INCICONV="-I../libiconv/include"
LIBICONV='${top_builddir}'/../libiconv/lib/$_libs/libiconv.a
LTLIBICONV='${top_builddir}'/../libiconv/lib/libiconv.la
am_cv_lib_iconv=yes
am_cv_func_iconv=yes)
CPPFLAGS="$am_save_CPPFLAGS"
LIBS="$am_save_LIBS"
if test "$am_cv_func_iconv" = "yes"; then
break
fi
done
fi
if test "$am_cv_func_iconv" != yes; then if test "$am_cv_func_iconv" != yes; then
am_save_CPPFLAGS="$CPPFLAGS"
am_save_LIBS="$LIBS" am_save_LIBS="$LIBS"
CPPFLAGS="$LIBS $INCICONV"
LIBS="$LIBS $LIBICONV" LIBS="$LIBS $LIBICONV"
AC_TRY_LINK([#include <stdlib.h> AC_TRY_LINK([#include <stdlib.h>
#include <iconv.h>], #include <iconv.h>],
@ -54,6 +82,7 @@ AC_DEFUN([AM_ICONV_LINK],
iconv_close(cd);], iconv_close(cd);],
am_cv_lib_iconv=yes am_cv_lib_iconv=yes
am_cv_func_iconv=yes) am_cv_func_iconv=yes)
CPPFLAGS="$am_save_CPPFLAGS"
LIBS="$am_save_LIBS" LIBS="$am_save_LIBS"
fi fi
]) ])
@ -61,12 +90,10 @@ AC_DEFUN([AM_ICONV_LINK],
AC_DEFINE(HAVE_ICONV, 1, [Define if you have the iconv() function.]) AC_DEFINE(HAVE_ICONV, 1, [Define if you have the iconv() function.])
fi fi
if test "$am_cv_lib_iconv" = yes; then if test "$am_cv_lib_iconv" = yes; then
AC_LIB_APPENDTOVAR([CPPFLAGS], [$INCICONV])
AC_MSG_CHECKING([how to link with libiconv]) AC_MSG_CHECKING([how to link with libiconv])
AC_MSG_RESULT([$LIBICONV]) AC_MSG_RESULT([$LIBICONV])
else else
dnl If $LIBICONV didn't lead to a usable library, we don't need $INCICONV
dnl either.
CPPFLAGS="$am_save_CPPFLAGS"
LIBICONV= LIBICONV=
LTLIBICONV= LTLIBICONV=
fi fi