(top level)

2004-03-11  Nathanael Nerode  <neroden@gcc.gnu.org>

	* configure: Regenerate.

2004-03-08  Paolo Bonzini  <bonzini@gnu.org>

	PR ada/14131
	Move language detection to the top level.
	* configure.in: Find default values for the tools as
	soon as possible.  Disable ada if GNAT is not found.
	Emit error message about missing languages.  Expand
	--enable-languages=all for the gcc subdirectory.

(config)
2004-03-08  Paolo Bonzini  <bonzini@gnu.org>

	PR ada/14131
	Move language detection to the top level.
	* acx.m4 (ACX_PROG_GNAT): New macro, moved here
	from the gcc subdirectory.

2004-03-09  Hans-Peter Nilsson  <hp@axis.com>

	* accross.m4 (AC_C_BIGENDIAN_CROSS): Compile endian probe with
	"-c".  Properly quote parameter for AC_MSG_ERROR.
This commit is contained in:
Nathanael Nerode
2004-03-11 05:15:36 +00:00
parent 5632dd896d
commit cfc26d93b5
6 changed files with 1295 additions and 840 deletions

View File

@@ -1,3 +1,15 @@
2004-03-08 Paolo Bonzini <bonzini@gnu.org>
PR ada/14131
Move language detection to the top level.
* acx.m4 (ACX_PROG_GNAT): New macro, moved here
from the gcc subdirectory.
2004-03-09 Hans-Peter Nilsson <hp@axis.com>
* accross.m4 (AC_C_BIGENDIAN_CROSS): Compile endian probe with
"-c". Properly quote parameter for AC_MSG_ERROR.
2004-01-14 Maciej W. Rozycki <macro@ds2.pg.gda.pl>
* acinclude.m4: Quote names of macros to be defined by AC_DEFUN

View File

@@ -64,7 +64,7 @@ void _ebcdic() { char* s = (char*) ebcdic_mm; s = (char*) ebcdic_ii; }
int main() { _ascii (); _ebcdic (); return 0; }
EOF
] if test -f conftest.c ; then
if ${CC-cc} ${CFLAGS} conftest.c -o conftest.o && test -f conftest.o ; then
if ${CC-cc} ${CFLAGS} -c conftest.c -o conftest.o && test -f conftest.o ; then
if test `grep -l BIGenDianSyS conftest.o` ; then
echo $ac_n ' big endian probe OK, ' 1>&AC_FD_MSG
ac_cv_c_bigendian=yes
@@ -93,6 +93,6 @@ else
fi
AC_DEFINE_UNQUOTED(BYTEORDER, $BYTEORDER, [1234 = LIL_ENDIAN, 4321 = BIGENDIAN])
if test $ac_cv_c_bigendian = unknown; then
AC_MSG_ERROR(unknown endianess - sorry, please pre-set ac_cv_c_bigendian)
AC_MSG_ERROR([unknown endianess - sorry, please pre-set ac_cv_c_bigendian])
fi
])

View File

@@ -155,3 +155,38 @@ AC_DEFUN([AC_PROG_CPP_WERROR],
[AC_REQUIRE([AC_PROG_CPP])dnl
m4_define([AC_CHECK_HEADER],m4_defn([_AC_CHECK_HEADER_OLD]))
ac_c_preproc_warn_flag=yes])# AC_PROG_CPP_WERROR
# Test for GNAT.
# We require the gnatbind program, and a compiler driver that
# understands Ada. We use the user's CC setting, already found.
#
# Sets the shell variable have_gnat to yes or no as appropriate, and
# substitutes GNATBIND.
AC_DEFUN([ACX_PROG_GNAT],
[AC_REQUIRE([AC_CHECK_TOOL_PREFIX])
AC_REQUIRE([AC_PROG_CC])
AC_CHECK_TOOL(GNATBIND, gnatbind, no)
AC_CACHE_CHECK([whether compiler driver understands Ada],
acx_cv_cc_gcc_supports_ada,
[cat >conftest.adb <<EOF
procedure conftest is begin null; end conftest;
EOF
acx_cv_cc_gcc_supports_ada=no
# There is a bug in old released versions of GCC which causes the
# driver to exit successfully when the appropriate language module
# has not been installed. This is fixed in 2.95.4, 3.0.2, and 3.1.
# Therefore we must check for the error message as well as an
# unsuccessful exit.
errors=`(${CC} -c conftest.adb) 2>&1 || echo failure`
if test x"$errors" = x; then
acx_cv_cc_gcc_supports_ada=yes
break
fi
rm -f conftest.*])
if test x$GNATBIND != xno && test x$acx_cv_gcc_supports_ada != xno; then
have_gnat=yes
else
have_gnat=no
fi
])