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$NetBSD: patch-aj,v 1.1.1.1 2000/01/26 15:28:41 dmcmahill Exp $

--- configure.orig	Fri Jan 21 00:43:15 2000
+++ configure	Sun Jan 23 12:59:14 2000
@@ -523,8 +523,9 @@
 
 
+
 # Extract the first word of "gcc", so it can be a program name with args.
 set dummy gcc; ac_word=$2
 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:529: checking for $ac_word" >&5
+echo "configure:530: checking for $ac_word" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_CC'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -556,5 +557,5 @@
 set dummy cc; ac_word=$2
 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:559: checking for $ac_word" >&5
+echo "configure:560: checking for $ac_word" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_CC'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -607,5 +608,5 @@
 set dummy cl; ac_word=$2
 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:610: checking for $ac_word" >&5
+echo "configure:611: checking for $ac_word" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_CC'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -639,5 +640,5 @@
 
 echo $ac_n "checking whether the C compiler ($CC $CFLAGS $LDFLAGS) works""... $ac_c" 1>&6
-echo "configure:642: checking whether the C compiler ($CC $CFLAGS $LDFLAGS) works" >&5
+echo "configure:643: checking whether the C compiler ($CC $CFLAGS $LDFLAGS) works" >&5
 
 ac_ext=c
@@ -650,10 +651,10 @@
 cat > conftest.$ac_ext << EOF
 
-#line 653 "configure"
+#line 654 "configure"
 #include "confdefs.h"
 
 main(){return(0);}
 EOF
-if { (eval echo configure:658: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:659: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   ac_cv_prog_cc_works=yes
   # If we can't run a trivial program, we are probably using a cross compiler.
@@ -681,10 +682,10 @@
 fi
 echo $ac_n "checking whether the C compiler ($CC $CFLAGS $LDFLAGS) is a cross-compiler""... $ac_c" 1>&6
-echo "configure:684: checking whether the C compiler ($CC $CFLAGS $LDFLAGS) is a cross-compiler" >&5
+echo "configure:685: checking whether the C compiler ($CC $CFLAGS $LDFLAGS) is a cross-compiler" >&5
 echo "$ac_t""$ac_cv_prog_cc_cross" 1>&6
 cross_compiling=$ac_cv_prog_cc_cross
 
 echo $ac_n "checking whether we are using GNU C""... $ac_c" 1>&6
-echo "configure:689: checking whether we are using GNU C" >&5
+echo "configure:690: checking whether we are using GNU C" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_gcc'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -695,5 +696,5 @@
 #endif
 EOF
-if { ac_try='${CC-cc} -E conftest.c'; { (eval echo configure:698: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; } | egrep yes >/dev/null 2>&1; then
+if { ac_try='${CC-cc} -E conftest.c'; { (eval echo configure:699: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; } | egrep yes >/dev/null 2>&1; then
   ac_cv_prog_gcc=yes
 else
@@ -714,5 +715,5 @@
 CFLAGS=
 echo $ac_n "checking whether ${CC-cc} accepts -g""... $ac_c" 1>&6
-echo "configure:717: checking whether ${CC-cc} accepts -g" >&5
+echo "configure:718: checking whether ${CC-cc} accepts -g" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_cc_g'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -750,5 +751,5 @@
 set dummy $ac_prog; ac_word=$2
 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:753: checking for $ac_word" >&5
+echo "configure:754: checking for $ac_word" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_CXX'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -782,5 +783,5 @@
 
 echo $ac_n "checking whether the C++ compiler ($CXX $CXXFLAGS $LDFLAGS) works""... $ac_c" 1>&6
-echo "configure:785: checking whether the C++ compiler ($CXX $CXXFLAGS $LDFLAGS) works" >&5
+echo "configure:786: checking whether the C++ compiler ($CXX $CXXFLAGS $LDFLAGS) works" >&5
 
 ac_ext=C
@@ -793,10 +794,10 @@
 cat > conftest.$ac_ext << EOF
 
-#line 796 "configure"
+#line 797 "configure"
 #include "confdefs.h"
 
 int main(){return(0);}
 EOF
-if { (eval echo configure:801: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:802: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   ac_cv_prog_cxx_works=yes
   # If we can't run a trivial program, we are probably using a cross compiler.
@@ -824,10 +825,10 @@
 fi
 echo $ac_n "checking whether the C++ compiler ($CXX $CXXFLAGS $LDFLAGS) is a cross-compiler""... $ac_c" 1>&6
-echo "configure:827: checking whether the C++ compiler ($CXX $CXXFLAGS $LDFLAGS) is a cross-compiler" >&5
+echo "configure:828: checking whether the C++ compiler ($CXX $CXXFLAGS $LDFLAGS) is a cross-compiler" >&5
 echo "$ac_t""$ac_cv_prog_cxx_cross" 1>&6
 cross_compiling=$ac_cv_prog_cxx_cross
 
 echo $ac_n "checking whether we are using GNU C++""... $ac_c" 1>&6
-echo "configure:832: checking whether we are using GNU C++" >&5
+echo "configure:833: checking whether we are using GNU C++" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_gxx'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -838,5 +839,5 @@
 #endif
 EOF
-if { ac_try='${CXX-g++} -E conftest.C'; { (eval echo configure:841: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; } | egrep yes >/dev/null 2>&1; then
+if { ac_try='${CXX-g++} -E conftest.C'; { (eval echo configure:842: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; } | egrep yes >/dev/null 2>&1; then
   ac_cv_prog_gxx=yes
 else
@@ -857,5 +858,5 @@
 CXXFLAGS=
 echo $ac_n "checking whether ${CXX-g++} accepts -g""... $ac_c" 1>&6
-echo "configure:860: checking whether ${CXX-g++} accepts -g" >&5
+echo "configure:861: checking whether ${CXX-g++} accepts -g" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_cxx_g'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -914,5 +915,5 @@
 
 echo $ac_n "checking host system type""... $ac_c" 1>&6
-echo "configure:917: checking host system type" >&5
+echo "configure:918: checking host system type" >&5
 
 host_alias=$host
@@ -935,5 +936,5 @@
 
 echo $ac_n "checking build system type""... $ac_c" 1>&6
-echo "configure:938: checking build system type" >&5
+echo "configure:939: checking build system type" >&5
 
 build_alias=$build
@@ -961,5 +962,5 @@
 set dummy ${ac_tool_prefix}strip; ac_word=$2
 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:964: checking for $ac_word" >&5
+echo "configure:965: checking for $ac_word" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_STRIP'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -993,5 +994,5 @@
 set dummy strip; ac_word=$2
 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:996: checking for $ac_word" >&5
+echo "configure:997: checking for $ac_word" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_STRIP'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -1026,5 +1027,5 @@
 
 echo $ac_n "checking how to run the C preprocessor""... $ac_c" 1>&6
-echo "configure:1029: checking how to run the C preprocessor" >&5
+echo "configure:1030: checking how to run the C preprocessor" >&5
 # On Suns, sometimes $CPP names a directory.
 if test -n "$CPP" && test -d "$CPP"; then
@@ -1041,5 +1042,5 @@
   # not just through cpp.
   cat > conftest.$ac_ext <<EOF
-#line 1044 "configure"
+#line 1045 "configure"
 #include "confdefs.h"
 #include <assert.h>
@@ -1047,5 +1048,5 @@
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:1050: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:1051: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
 if test -z "$ac_err"; then
@@ -1058,5 +1059,5 @@
   CPP="${CC-cc} -E -traditional-cpp"
   cat > conftest.$ac_ext <<EOF
-#line 1061 "configure"
+#line 1062 "configure"
 #include "confdefs.h"
 #include <assert.h>
@@ -1064,5 +1065,5 @@
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:1067: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:1068: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
 if test -z "$ac_err"; then
@@ -1075,5 +1076,5 @@
   CPP="${CC-cc} -nologo -E"
   cat > conftest.$ac_ext <<EOF
-#line 1078 "configure"
+#line 1079 "configure"
 #include "confdefs.h"
 #include <assert.h>
@@ -1081,5 +1082,5 @@
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:1084: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:1085: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
 if test -z "$ac_err"; then
@@ -1109,15 +1110,15 @@
 ac_safe=`echo "$ac_hdr" | sed 'y%./+-%__p_%'`
 echo $ac_n "checking for $ac_hdr""... $ac_c" 1>&6
-echo "configure:1112: checking for $ac_hdr" >&5
+echo "configure:1113: checking for $ac_hdr" >&5
 if eval "test \"`echo '$''{'ac_cv_header_$ac_safe'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 1117 "configure"
+#line 1118 "configure"
 #include "confdefs.h"
 #include <$ac_hdr>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:1122: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:1123: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
 if test -z "$ac_err"; then
@@ -1157,5 +1158,5 @@
 # ./install, which can be erroneously created by make from ./install.sh.
 echo $ac_n "checking for a BSD compatible install""... $ac_c" 1>&6
-echo "configure:1160: checking for a BSD compatible install" >&5
+echo "configure:1161: checking for a BSD compatible install" >&5
 if test -z "$INSTALL"; then
 if eval "test \"`echo '$''{'ac_cv_path_install'+set}'`\" = set"; then
@@ -1209,4 +1210,86 @@
 test -z "$INSTALL_DATA" && INSTALL_DATA='${INSTALL} -m 644'
 
+echo $ac_n "checking for main in -ldl""... $ac_c" 1>&6
+echo "configure:1214: checking for main in -ldl" >&5
+ac_lib_var=`echo dl'_'main | sed 'y%./+-%__p_%'`
+if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
+  echo $ac_n "(cached) $ac_c" 1>&6
+else
+  ac_save_LIBS="$LIBS"
+LIBS="-ldl  $LIBS"
+cat > conftest.$ac_ext <<EOF
+#line 1222 "configure"
+#include "confdefs.h"
+
+int main() {
+main()
+; return 0; }
+EOF
+if { (eval echo configure:1229: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+  rm -rf conftest*
+  eval "ac_cv_lib_$ac_lib_var=yes"
+else
+  echo "configure: failed program was:" >&5
+  cat conftest.$ac_ext >&5
+  rm -rf conftest*
+  eval "ac_cv_lib_$ac_lib_var=no"
+fi
+rm -f conftest*
+LIBS="$ac_save_LIBS"
+
+fi
+if eval "test \"`echo '$ac_cv_lib_'$ac_lib_var`\" = yes"; then
+  echo "$ac_t""yes" 1>&6
+  DLLIB=-ldl
+else
+  echo "$ac_t""no" 1>&6
+fi
+
+
+
+#######################
+## test for underscores
+#######################
+
+echo $ac_n "checking "for leading and/or trailing underscores"""... $ac_c" 1>&6
+echo "configure:1256: checking "for leading and/or trailing underscores"" >&5
+cat << EOF > underscore.c
+       void underscore(void){}
+EOF
+$CC -c underscore.c > /dev/null 2>&1
+
+CC_LEADING_UNDERSCORE=no
+CC_TRAILING_UNDERSCORE=no
+
+output=`nm underscore.o|grep _underscore 2>&1`
+if test ! -z "$output"; then
+  CC_LEADING_UNDERSCORE=yes
+fi
+
+output=`nm underscore.o|grep underscore_ 2>&1`
+if test ! -z "$output"; then
+  CC_TRAILING_UNDERSCORE=yes
+fi
+
+if test "$CC_LEADING_UNDERSCORE" = yes; then
+  cat >> confdefs.h <<\EOF
+#define WLU 1
+EOF
+
+fi
+if test "$CC_TRAILING_UNDERSCORE" = yes; then
+  cat >> confdefs.h <<\EOF
+#define WTU 1
+EOF
+
+fi
+
+rm underscore.c underscore.o
+
+echo "$ac_t"""$CC_LEADING_UNDERSCORE $CC_TRAILING_UNDERSCORE"" 1>&6
+
+#######################
+## end of test for underscores
+#######################
 
 trap '' 1 2 15
@@ -1273,17 +1356,5 @@
 trap 'rm -f $CONFIG_STATUS conftest*; exit 1' 1 2 15
 
-# Transform confdefs.h into DEFS.
-# Protect against shell expansion while executing Makefile rules.
-# Protect against Makefile macro expansion.
-cat > conftest.defs <<\EOF
-s%#define \([A-Za-z_][A-Za-z0-9_]*\) *\(.*\)%-D\1=\2%g
-s%[ 	`~#$^&*(){}\\|;'"<>?]%\\&%g
-s%\[%\\&%g
-s%\]%\\&%g
-s%\$%$$%g
-EOF
-DEFS=`sed -f conftest.defs confdefs.h | tr '\012' ' '`
-rm -f conftest.defs
-
+DEFS=-DHAVE_CONFIG_H
 
 # Without the "./", some shells look in PATH for config.status.
@@ -1323,5 +1394,5 @@
 ac_given_INSTALL="$INSTALL"
 
-trap 'rm -fr `echo "Makefile vpi/Makefile ivlpp/Makefile vvm/Makefile" | sed "s/:[^ ]*//g"` conftest*; exit 1' 1 2 15
+trap 'rm -fr `echo "Makefile vpi/Makefile ivlpp/Makefile vvm/Makefile machine.h" | sed "s/:[^ ]*//g"` conftest*; exit 1' 1 2 15
 EOF
 cat >> $CONFIG_STATUS <<EOF
@@ -1372,4 +1443,5 @@
 s%@INSTALL_SCRIPT@%$INSTALL_SCRIPT%g
 s%@INSTALL_DATA@%$INSTALL_DATA%g
+s%@DLLIB@%$DLLIB%g
 
 CEOF
@@ -1471,4 +1543,111 @@
 fi; done
 rm -f conftest.s*
+
+# These sed commands are passed to sed as "A NAME B NAME C VALUE D", where
+# NAME is the cpp macro being defined and VALUE is the value it is being given.
+#
+# ac_d sets the value in "#define NAME VALUE" lines.
+ac_dA='s%^\([ 	]*\)#\([ 	]*define[ 	][ 	]*\)'
+ac_dB='\([ 	][ 	]*\)[^ 	]*%\1#\2'
+ac_dC='\3'
+ac_dD='%g'
+# ac_u turns "#undef NAME" with trailing blanks into "#define NAME VALUE".
+ac_uA='s%^\([ 	]*\)#\([ 	]*\)undef\([ 	][ 	]*\)'
+ac_uB='\([ 	]\)%\1#\2define\3'
+ac_uC=' '
+ac_uD='\4%g'
+# ac_e turns "#undef NAME" without trailing blanks into "#define NAME VALUE".
+ac_eA='s%^\([ 	]*\)#\([ 	]*\)undef\([ 	][ 	]*\)'
+ac_eB='$%\1#\2define\3'
+ac_eC=' '
+ac_eD='%g'
+
+if test "${CONFIG_HEADERS+set}" != set; then
+EOF
+cat >> $CONFIG_STATUS <<EOF
+  CONFIG_HEADERS="machine.h"
+EOF
+cat >> $CONFIG_STATUS <<\EOF
+fi
+for ac_file in .. $CONFIG_HEADERS; do if test "x$ac_file" != x..; then
+  # Support "outfile[:infile[:infile...]]", defaulting infile="outfile.in".
+  case "$ac_file" in
+  *:*) ac_file_in=`echo "$ac_file"|sed 's%[^:]*:%%'`
+       ac_file=`echo "$ac_file"|sed 's%:.*%%'` ;;
+  *) ac_file_in="${ac_file}.in" ;;
+  esac
+
+  echo creating $ac_file
+
+  rm -f conftest.frag conftest.in conftest.out
+  ac_file_inputs=`echo $ac_file_in|sed -e "s%^%$ac_given_srcdir/%" -e "s%:% $ac_given_srcdir/%g"`
+  cat $ac_file_inputs > conftest.in
+
+EOF
+
+# Transform confdefs.h into a sed script conftest.vals that substitutes
+# the proper values into config.h.in to produce config.h.  And first:
+# Protect against being on the right side of a sed subst in config.status.
+# Protect against being in an unquoted here document in config.status.
+rm -f conftest.vals
+cat > conftest.hdr <<\EOF
+s/[\\&%]/\\&/g
+s%[\\$`]%\\&%g
+s%#define \([A-Za-z_][A-Za-z0-9_]*\) *\(.*\)%${ac_dA}\1${ac_dB}\1${ac_dC}\2${ac_dD}%gp
+s%ac_d%ac_u%gp
+s%ac_u%ac_e%gp
+EOF
+sed -n -f conftest.hdr confdefs.h > conftest.vals
+rm -f conftest.hdr
+
+# This sed command replaces #undef with comments.  This is necessary, for
+# example, in the case of _POSIX_SOURCE, which is predefined and required
+# on some systems where configure will not decide to define it.
+cat >> conftest.vals <<\EOF
+s%^[ 	]*#[ 	]*undef[ 	][ 	]*[a-zA-Z_][a-zA-Z_0-9]*%/* & */%
+EOF
+
+# Break up conftest.vals because some shells have a limit on
+# the size of here documents, and old seds have small limits too.
+
+rm -f conftest.tail
+while :
+do
+  ac_lines=`grep -c . conftest.vals`
+  # grep -c gives empty output for an empty file on some AIX systems.
+  if test -z "$ac_lines" || test "$ac_lines" -eq 0; then break; fi
+  # Write a limited-size here document to conftest.frag.
+  echo '  cat > conftest.frag <<CEOF' >> $CONFIG_STATUS
+  sed ${ac_max_here_lines}q conftest.vals >> $CONFIG_STATUS
+  echo 'CEOF
+  sed -f conftest.frag conftest.in > conftest.out
+  rm -f conftest.in
+  mv conftest.out conftest.in
+' >> $CONFIG_STATUS
+  sed 1,${ac_max_here_lines}d conftest.vals > conftest.tail
+  rm -f conftest.vals
+  mv conftest.tail conftest.vals
+done
+rm -f conftest.vals
+
+cat >> $CONFIG_STATUS <<\EOF
+  rm -f conftest.frag conftest.h
+  echo "/* $ac_file.  Generated automatically by configure.  */" > conftest.h
+  cat conftest.in >> conftest.h
+  rm -f conftest.in
+  if cmp -s $ac_file conftest.h 2>/dev/null; then
+    echo "$ac_file is unchanged"
+    rm -f conftest.h
+  else
+    # Remove last slash and all that follows it.  Not all systems have dirname.
+      ac_dir=`echo $ac_file|sed 's%/[^/][^/]*$%%'`
+      if test "$ac_dir" != "$ac_file" && test "$ac_dir" != .; then
+      # The file is in a subdirectory.
+      test ! -d "$ac_dir" && mkdir "$ac_dir"
+    fi
+    rm -f $ac_file
+    mv conftest.h $ac_file
+  fi
+fi; done
 
 EOF