+# Check whether --with-ada or --without-ada was given.
+if test "${with_ada+set}" = set; then
+ withval="$with_ada"
+ cf_with_ada=$withval
+else
+ cf_with_ada=yes
+fi;
+
+cf_prog_cc="gcc cc"
+if test "x$cf_with_ada" = xyes
+then
+
+for cf_prog_gnat in gnat gnatmake gprconfig gprbuild
+do
+
+cf_upper_prog_gnat=`echo "${cf_prog_gnat}" | sed y%abcdefghijklmnopqrstuvwxyz./-%ABCDEFGHIJKLMNOPQRSTUVWXYZ___%`
+
+ unset ac_cv_path_cf_TEMP_gnat
+ unset cf_TEMP_gnat
+ # Extract the first word of "$cf_prog_gnat", so it can be a program name with args.
+set dummy $cf_prog_gnat; ac_word=$2
+echo "$as_me:1381: checking for $ac_word" >&5
+echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6
+if test "${ac_cv_path_cf_TEMP_gnat+set}" = set; then
+ echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+ case $cf_TEMP_gnat in
+ [\\/]* | ?:[\\/]*)
+ ac_cv_path_cf_TEMP_gnat="$cf_TEMP_gnat" # Let the user override the test with a path.
+ ;;
+ *)
+ ac_save_IFS=$IFS; IFS=$ac_path_separator
+ac_dummy="$PATH"
+for ac_dir in $ac_dummy; do
+ IFS=$ac_save_IFS
+ test -z "$ac_dir" && ac_dir=.
+ if $as_executable_p "$ac_dir/$ac_word"; then
+ ac_cv_path_cf_TEMP_gnat="$ac_dir/$ac_word"
+ echo "$as_me:1398: found $ac_dir/$ac_word" >&5
+ break
+fi
+done
+
+ test -z "$ac_cv_path_cf_TEMP_gnat" && ac_cv_path_cf_TEMP_gnat="no"
+ ;;
+esac
+fi
+cf_TEMP_gnat=$ac_cv_path_cf_TEMP_gnat
+
+if test -n "$cf_TEMP_gnat"; then
+ echo "$as_me:1410: result: $cf_TEMP_gnat" >&5
+echo "${ECHO_T}$cf_TEMP_gnat" >&6
+else
+ echo "$as_me:1413: result: no" >&5
+echo "${ECHO_T}no" >&6
+fi
+
+ eval "cf_cv_PATH_$cf_upper_prog_gnat=$ac_cv_path_cf_TEMP_gnat"
+
+ if test "x$cf_TEMP_gnat" != xno; then
+ unset cf_cv_gnat_version
+ unset cf_TEMP_gnat
+
+echo "$as_me:1423: checking for $cf_prog_gnat version" >&5
+echo $ECHO_N "checking for $cf_prog_gnat version... $ECHO_C" >&6
+if test "${cf_cv_gnat_version+set}" = set; then
+ echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+
+cf_cv_gnat_version=`$cf_prog_gnat --version 2>&1 | \
+ grep '[0-9].[0-9][0-9]*' |\
+ sed -e '2,$d' -e 's/[^0-9 \.]//g' -e 's/^[ ]*//' -e 's/ .*//'`
+
+fi
+echo "$as_me:1434: result: $cf_cv_gnat_version" >&5
+echo "${ECHO_T}$cf_cv_gnat_version" >&6
+test -z "$cf_cv_gnat_version" && cf_cv_gnat_version=no
+eval cf_TEMP_gnat=$cf_cv_gnat_version; unset cf_cv_gnat_version
+
+ fi
+ eval "cf_cv_VERSION_$cf_upper_prog_gnat=$cf_TEMP_gnat"
+
+ unset cf_TEMP_gnat
+ unset cf_cv_gnat_version
+ unset ac_cv_path_cf_TEMP_gnat
+done
+
+if test "x$cf_cv_VERSION_GNATMAKE" = "xno"; then
+ cf_ada_make=
+ cf_cv_prog_gnat_correct=no
+else
+ cf_ada_make=gnatmake
+ if test "x$cf_cv_VERSION_GPRCONFIG" = "xno"; then
+ # gprconfig is newer than gnatmake; we can continue...
+ cf_ada_config="##"
+ else
+ rm -rf ./conftest* ./*~conftest*
+ if mkdir conftest.src
+ then
+ cf_ada_config=""
+ cd conftest.src
+ for cf_gprconfig in Ada C
+ do
+ echo "$as_me:1463: checking for gprconfig name for $cf_gprconfig" >&5
+echo $ECHO_N "checking for gprconfig name for $cf_gprconfig... $ECHO_C" >&6
+ if test "$cf_gprconfig" = C
+ then
+ for cf_gprconfig_param in \
+ "$cf_gprconfig,,,,GNATGCC" \
+ "$cf_gprconfig,,,,GCC" \
+ "$cf_gprconfig"
+ do
+ cf_gprconfig_value=`echo s| gprconfig --config=$cf_gprconfig_param 2>&5 | ${AWK:-awk} '/^\*/{print $3;}' | head -n 1`
+ test -n "$cf_gprconfig_value" && break
+ done
+ else
+ cf_gprconfig_param=$cf_gprconfig
+ cf_gprconfig_value=`echo s| gprconfig --config=$cf_gprconfig_param 2>&5 | ${AWK:-awk} '/^\*/{print $3;}' | head -n 1`
+ fi
+ if test -n "$cf_gprconfig_value"
+ then
+ eval "cf_ada_config_$cf_gprconfig=$cf_gprconfig_value"
+ echo "$as_me:1482: result: $cf_gprconfig_value" >&5
+echo "${ECHO_T}$cf_gprconfig_value" >&6
+ else
+ echo "$as_me:1485: result: missing" >&5
+echo "${ECHO_T}missing" >&6
+ cf_ada_config="#"
+ break
+ fi
+ done
+ cd ..
+ rm -rf ./conftest* ./*~conftest*
+ fi
+ fi
+ if test "x$cf_ada_config" != "x#"
+ then
+
+echo "$as_me:1498: checking for gnat version" >&5
+echo $ECHO_N "checking for gnat version... $ECHO_C" >&6
+if test "${cf_cv_gnat_version+set}" = set; then
+ echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+
+cf_cv_gnat_version=`${cf_ada_make:-gnatmake} --version 2>&1 | \
+ grep '[0-9].[0-9][0-9]*' |\
+ sed -e '2,$d' -e 's/[^0-9 \.]//g' -e 's/^[ ]*//' -e 's/ .*//'`
+
+fi
+echo "$as_me:1509: result: $cf_cv_gnat_version" >&5
+echo "${ECHO_T}$cf_cv_gnat_version" >&6
+test -z "$cf_cv_gnat_version" && cf_cv_gnat_version=no
+
+case "$cf_cv_gnat_version" in
+(3.1[1-9]*|3.[2-9]*|[4-9].*|[1-9][0-9].[0-9]*|20[0-9][0-9])
+ cf_cv_prog_gnat_correct=yes
+ ;;
+(*)
+ { echo "$as_me:1518: WARNING: Unsupported GNAT version $cf_cv_gnat_version. We require 3.11 or better. Disabling Ada95 binding." >&5
+echo "$as_me: WARNING: Unsupported GNAT version $cf_cv_gnat_version. We require 3.11 or better. Disabling Ada95 binding." >&2;}
+ cf_cv_prog_gnat_correct=no
+ ;;
+esac
+
+ # Extract the first word of "m4", so it can be a program name with args.
+set dummy m4; ac_word=$2
+echo "$as_me:1526: checking for $ac_word" >&5
+echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6
+if test "${ac_cv_prog_M4_exists+set}" = set; then
+ echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+ if test -n "$M4_exists"; then
+ ac_cv_prog_M4_exists="$M4_exists" # Let the user override the test.
+else
+ ac_save_IFS=$IFS; IFS=$ac_path_separator
+ac_dummy="$PATH"
+for ac_dir in $ac_dummy; do
+ IFS=$ac_save_IFS
+ test -z "$ac_dir" && ac_dir=.
+ $as_executable_p "$ac_dir/$ac_word" || continue
+ac_cv_prog_M4_exists="yes"
+echo "$as_me:1541: found $ac_dir/$ac_word" >&5
+break
+done
+
+ test -z "$ac_cv_prog_M4_exists" && ac_cv_prog_M4_exists="no"
+fi
+fi
+M4_exists=$ac_cv_prog_M4_exists
+if test -n "$M4_exists"; then
+ echo "$as_me:1550: result: $M4_exists" >&5
+echo "${ECHO_T}$M4_exists" >&6
+else
+ echo "$as_me:1553: result: no" >&5
+echo "${ECHO_T}no" >&6
+fi
+
+ if test "$ac_cv_prog_M4_exists" = no; then
+ cf_cv_prog_gnat_correct=no
+ { echo "$as_me:1559: WARNING: Ada95 binding required program m4 not found. Ada95 binding disabled" >&5
+echo "$as_me: WARNING: Ada95 binding required program m4 not found. Ada95 binding disabled" >&2;}
+ fi
+ if test "$cf_cv_prog_gnat_correct" = yes; then
+ echo "$as_me:1563: checking if GNAT works" >&5
+echo $ECHO_N "checking if GNAT works... $ECHO_C" >&6
+
+rm -rf ./conftest* ./*~conftest*
+cat >>conftest.ads <<CF_EOF
+procedure conftest;
+CF_EOF
+cat >>conftest.adb <<CF_EOF
+with Text_IO;
+with GNAT.OS_Lib;
+procedure conftest is
+begin
+ Text_IO.Put ("Hello World");
+ Text_IO.New_Line;
+ GNAT.OS_Lib.OS_Exit (0);
+end conftest;
+CF_EOF
+if ( "$cf_ada_make" $ADAFLAGS conftest 1>&5 2>&1 ) ; then
+ if ( ./conftest 1>&5 2>&1 ) ; then
+ cf_cv_prog_gnat_correct=yes
+ else
+ cf_cv_prog_gnat_correct=no
+ fi
+else
+ cf_cv_prog_gnat_correct=no
+fi
+rm -rf ./conftest* ./*~conftest*
+
+ echo "$as_me:1591: result: $cf_cv_prog_gnat_correct" >&5
+echo "${ECHO_T}$cf_cv_prog_gnat_correct" >&6
+ fi
+ else
+ cf_cv_prog_gnat_correct=no
+ fi
+fi
+
+ if test "x$cf_cv_prog_gnat_correct" = xyes; then
+ # gcc's developers chose to deprecate gnatgcc before making gprconfig
+ # work. They replaced gnatgcc in gcc 13 with a script which spits out
+ # a warning offering advice which could never work.
+ #
+ # Here is a workaround.
+ # Extract the first word of "gnatgcc", so it can be a program name with args.
+set dummy gnatgcc; ac_word=$2
+echo "$as_me:1607: checking for $ac_word" >&5
+echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6
+if test "${ac_cv_path_cf_cv_path_gnatgcc+set}" = set; then
+ echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+ case $cf_cv_path_gnatgcc in
+ [\\/]* | ?:[\\/]*)
+ ac_cv_path_cf_cv_path_gnatgcc="$cf_cv_path_gnatgcc" # Let the user override the test with a path.
+ ;;
+ *)
+ ac_save_IFS=$IFS; IFS=$ac_path_separator
+ac_dummy="$PATH"
+for ac_dir in $ac_dummy; do
+ IFS=$ac_save_IFS
+ test -z "$ac_dir" && ac_dir=.
+ if $as_executable_p "$ac_dir/$ac_word"; then
+ ac_cv_path_cf_cv_path_gnatgcc="$ac_dir/$ac_word"
+ echo "$as_me:1624: found $ac_dir/$ac_word" >&5
+ break
+fi
+done
+
+ test -z "$ac_cv_path_cf_cv_path_gnatgcc" && ac_cv_path_cf_cv_path_gnatgcc="no"
+ ;;
+esac
+fi
+cf_cv_path_gnatgcc=$ac_cv_path_cf_cv_path_gnatgcc
+
+if test -n "$cf_cv_path_gnatgcc"; then
+ echo "$as_me:1636: result: $cf_cv_path_gnatgcc" >&5
+echo "${ECHO_T}$cf_cv_path_gnatgcc" >&6
+else
+ echo "$as_me:1639: result: no" >&5
+echo "${ECHO_T}no" >&6
+fi
+
+ if test "$cf_cv_path_gnatgcc" != no
+ then
+ echo "$as_me:1645: checking for improvement" >&5
+echo $ECHO_N "checking for improvement... $ECHO_C" >&6
+ cf_file_gnatgcc=`file -L "$cf_cv_path_gnatgcc" 2>/dev/null`
+ case "x$cf_file_gnatgcc" in
+ (*script*)
+ cf_cv_path_gnatgcc=`sh -x "$cf_cv_path_gnatgcc" --version 2>&1 | grep -w exec | sed -e 's/^[ ]*+[ ]*//' -e 's/exec[ ]//' -e 's/ .*//'`
+ ;;
+ (*)
+ cf_cv_path_gnatgcc=no
+ ;;
+ esac
+ echo "$as_me:1656: result: $cf_cv_path_gnatgcc" >&5
+echo "${ECHO_T}$cf_cv_path_gnatgcc" >&6
+ test "$cf_cv_path_gnatgcc" = no && cf_cv_path_gnatgcc=gnatgcc
+ cf_prog_cc="$cf_cv_path_gnatgcc $cf_prog_cc"
+ fi
+ fi
+fi
+case "$cf_prog_cc" in
+(*/*)
+ CC="$cf_prog_cc"
+
+ ;;
+(*)
+