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aclocal.m4 (gcc_AC_PROG_GNAT): Rewrite to account for removal of ADAC.

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* aclocal.m4 (gcc_AC_PROG_GNAT): Rewrite to account for removal
	of ADAC.
	* configure: Regenerate.

From-SVN: r73960
This commit is contained in:
Nathanael Nerode 2003-11-26 19:17:49 +00:00
parent 6ad5e5856c
commit e0520fa7fb
3 changed files with 272 additions and 292 deletions
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4
gcc/ChangeLog
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@ -1,5 +1,9 @@
2003-11-26 Nathanael Nerode <neroden@gcc.gnu.org>
* aclocal.m4 (gcc_AC_PROG_GNAT): Rewrite to account for removal
of ADAC.
* configure: Regenerate.
* Makefile.in: Remove references to ADAC.
* configure.in: Remove check for whether ${ADAC} accepts -Wno-long-long.

47
gcc/aclocal.m4 vendored
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@ -318,46 +318,33 @@ AC_SUBST(INSTALL_DATA)dnl
dnl Test for GNAT.
dnl We require the gnatbind program, and a compiler driver that
dnl understands Ada. The user may set the driver name explicitly
dnl with ADAC; also, the user's CC setting is tried. Failing that,
dnl we try gcc and cc, then a sampling of names known to be used for
dnl the Ada driver on various systems.
dnl understands Ada. We use the user's CC setting, already found.
dnl
dnl Sets the shell variable have_gnat to yes or no as appropriate, and
dnl substitutes GNATBIND and ADAC.
dnl substitutes GNATBIND.
AC_DEFUN([gcc_AC_PROG_GNAT],
[AC_REQUIRE([AC_CHECK_TOOL_PREFIX])
AC_REQUIRE([AC_PROG_CC])
AC_CHECK_TOOL(GNATBIND, gnatbind, no)
AC_CACHE_CHECK([for compiler driver that understands Ada],
gcc_cv_prog_adac,
AC_CACHE_CHECK([whether compiler driver understands Ada],
gcc_cv_cc_supports_ada,
[cat >conftest.adb <<EOF
procedure conftest is begin null; end conftest;
EOF
gcc_cv_prog_adac=no
# Have to do ac_tool_prefix and user overrides by hand.
for cand in ${ADAC+"$ADAC"} ${CC+"$CC"} \
${ac_tool_prefix}gcc gcc \
${ac_tool_prefix}cc cc \
${ac_tool_prefix}gnatgcc gnatgcc \
${ac_tool_prefix}gnatcc gnatcc \
${ac_tool_prefix}adagcc adagcc \
${ac_tool_prefix}adacc adacc ; do
# There is a bug in all released versions of GCC which causes the
# driver to exit successfully when the appropriate language module
# has not been installed. This is fixed in 2.95.4, 3.0.2, and 3.1.
# Therefore we must check for the error message as well as an
# unsuccessful exit.
errors=`($cand -c conftest.adb) 2>&1 || echo failure`
if test x"$errors" = x; then
gcc_cv_prog_adac=$cand
break
fi
done
gcc_cv_cc_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
gcc_cv_cc_supports_ada=yes
break
fi
rm -f conftest.*])
ADAC=$gcc_cv_prog_adac
AC_SUBST(ADAC)
if test x$GNATBIND != xno && test x$ADAC != xno; then
if test x$GNATBIND != xno && test x$gcc_cv_supports_ada != xno; then
have_gnat=yes
else
have_gnat=no

513
gcc/configure vendored
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