--- gforth/configure.in	1994/12/21 14:26:22	1.4
+++ gforth/configure.in	1995/02/02 18:13:01	1.9
@@ -20,6 +20,19 @@ AC_ARG_ENABLE(indirect-threaded,
 				(default processor-dependent)],
 AC_DEFINE(INDIRECT_THREADED))
 
+AC_ARG_WITH(debug,
+[  --with-debug     specifys option -g to compile with debug info (default)
+   --without-debug  omits the -g switch and creates smaller images on
+                    machines where "strip" has problems with gcc style
+                    debugging informations.],
+if test "$withval" = "yes"; then DEBUGFLAG=-g; fi)
+
+
+AC_SUBST(GCCLDFLAGS)
+AC_SUBST(DEBUGFLAG)
+
+wordsize=32
+
 #terminology is a bit unusual here: The host is the system on which
 #gforth will run; the system on which configure will run is the `build'
 AC_CANONICAL_HOST
@@ -27,12 +40,15 @@ case "$host_cpu" in
 	hppa*)
 		mach_h=hppa
 		LIBOBJS="cache.o"
+		LDFLAGS="-Xlinker -N"
+		LIBS="-L/lib/pa1.1/"
 		;;
 	sparc*)
 		mach_h=sparc
 		;;
 	i386|i486|i586)
 		mach_h=386
+		CFLAGS="-fforce-mem -fforce-addr -fomit-frame-pointer"
 		#!! direct/indirect threading switch
 		#!! -m486 flag
 		;;
@@ -41,8 +57,15 @@ case "$host_cpu" in
 		;;
 	mips*)
 		mach_h=mips
-		#!! link text and data segment into the same 256M region!
-		#!! does cacheflush work on OSs other than Ultrix?
+		#link text and data segment into the same 256M region!
+		GCCLDFLAGS="-Xlinker -T -Xlinker 10000000 -Xlinker -D -Xlinker 10400000"
+		#this works on Ultrix, but not on Irix
+		#for now use indirect threading under Irix
+		;;
+	alpha*)
+		mach_h=alpha
+		wordsize=64
+		echo Very Preliminary Support for Alpha!!!
 		;;
 	*)
 		echo "No direct threading support for $host_cpu, using indirect threading."
@@ -58,10 +81,18 @@ AC_SUBST(MAKE_EXE)
 MAKE_EXE=""
 
 dnl copy commands for systems that don't have links
+AC_SUBST(LINK_KERNL16L)
+LINK_KERNL16L=""
+AC_SUBST(LINK_KERNL16B)
+LINK_KERNL16B=""
 AC_SUBST(LINK_KERNL32L)
 LINK_KERNL32L=""
 AC_SUBST(LINK_KERNL32B)
 LINK_KERNL32B=""
+AC_SUBST(LINK_KERNL64L)
+LINK_KERNL64L=""
+AC_SUBST(LINK_KERNL64B)
+LINK_KERNL64B=""
 
 #if test $host_os=dos
 #then
@@ -76,10 +107,10 @@ AC_SUBST(KERNAL)
 dnl ac_cv_c_bigendian is an undocumented variable of autoconf-2.1
 if test $ac_cv_c_bigendian = yes; then
   bytesex=b
-  KERNAL="kernl32b.fi kernl32l.fi"
+  KERNAL="kernl16b.fi kernl16l.fi kernl32b.fi kernl32l.fi kernl64b.fi kernl64l.fi"
 else
   bytesex=l
-  KERNAL="kernl32l.fi kernl32b.fi"
+  KERNAL="kernl16l.fi kernl16b.fi kernl32l.fi kernl32b.fi kernl64l.fi kernl64b.fi"
 fi
 
 dnl Checks for programs.
@@ -92,14 +123,16 @@ dnl using sin here is no good idea since
 AC_CHECK_LIB(m,asin)
 AC_FUNC_MEMCMP
 AC_REPLACE_FUNCS(memmove strtoul)
-AC_CHECK_FUNC(getopt_long,getop_long="",getopt_long="getopt.o getopt1.o")
+AC_CHECK_FUNC(getopt_long,getopt_long="",getopt_long="getopt.o getopt1.o")
 AC_SUBST(getopt_long)
-AC_CHECK_FUNCS(rint expm1 log1p)
+AC_CHECK_FUNCS(rint expm1 log1p pow10)
 AC_REPLACE_FUNCS(ecvt)
 dnl No check for select, because our replacement is no good under
 dnl anything but DOS
 
-dnl autoconf requires (implicitly) that AC_LINK_FILES is used only once
-AC_LINK_FILES(${mach_h}.h kernl32${bytesex}.fi,machine.h gforth.fi)
+gforth_fi=kernl${wordsize}${bytesex}.fi
+AC_SUBST(gforth_fi)
+
+AC_LINK_FILES(${mach_h}.h $gforth_fi,machine.h gforth.fi)
 AC_OUTPUT(Makefile)