Stop relying on uname and instead ask autoconf what platform

we are building for. This makes cross compiling things a lot
easier.


git-svn-id: file:///fltk/svn/fltk/branches/branch-1.3@9990 ea41ed52-d2ee-0310-a9c1-e6b18d33e121

Makefile

@@ -66,7 +66,7 @@ clean:
 	done
 
 distclean: clean
-	$(RM) config.*
+	$(RM) config.h config.log config.status
 	$(RM) fltk-config fltk.list makeinclude
 	$(RM) fltk.spec
 	$(RM) FL/Makefile
@@ -90,7 +90,7 @@ fltk-config: configure configh.in fltk-config.in
 	touch config.h
 	chmod +x fltk-config
 
-makeinclude: configure configh.in makeinclude.in
+makeinclude: configure configh.in makeinclude.in config.guess config.sub
 	if test -f config.status; then \
 		./config.status --recheck; \
 		./config.status; \
@@ -103,6 +103,11 @@ makeinclude: configure configh.in makeinclude.in
 configure: configure.in
 	autoconf
 
+config.guess config.sub:
+	-automake --add-missing 2> /dev/null
+	if [ ! -e config.sub   ]; then echo NOTE: Using frozen copy of config.sub;   cp misc/config.sub   . ; fi
+	if [ ! -e config.guess ]; then echo NOTE: Using frozen copy of config.guess; cp misc/config.guess . ; fi
+
 portable-dist:
 	epm -v -s fltk.xpm fltk
 

README.MSWindows.txt

@@ -214,9 +214,12 @@ in my dev directory:
  Configuring FLTK
 ------------------
 
-Stay in your FLTK source-code directory. Type:
-
+If you got FLTK via subversion then you need two extra steps. Otherwise skip
+over this part. Stay in your FLTK source-code directory. Type the following
+but ignore any errors from the second command:
+
   autoconf
+  automake --add-missing
 
 Now configure your FLTK installation:
 

README.OSX.txt

@@ -91,9 +91,12 @@ dev directory:
  2.3  Configuring FLTK
 -----------------------
 
-Stay in your FLTK source-code directory. Type:
+If you got FLTK via subversion then you need two extra steps. Otherwise skip
+over this part. Stay in your FLTK source-code directory. Type the following
+but ignore any errors from the second command:
 
   autoconf
+  automake --add-missing
 
 Now configure your FLTK installation:
 

README.Unix.txt

@@ -293,9 +293,12 @@ dev directory:
  3.2  Configuring FLTK
 -----------------------
 
-Stay in your FLTK source-code directory. Type:
+If you got FLTK via subversion then you need two extra steps. Otherwise skip
+over this part. Stay in your FLTK source-code directory. Type the following
+but ignore any errors from the second command:
 
   autoconf
+  automake --add-missing
 
 Now configure your FLTK installation: