added uninstall target for Unix-like systems

original commit: 4e5831fc0220ceede934f1d300b588129f770783

BUILDING

@@ -43,6 +43,10 @@ Prerequisites:
 * Header files and libraries for ncurses
 * Header files and libraries for X windows
 
+Uninstalling on Unix-like systems is as simple as running:
+
+sudo make uninstall
+
 BUILDING VERSION 9.5 AND EARLIER
 
 If the environment variable CHEZSCHEMELIBDIRS is set, please unset
@@ -129,9 +133,12 @@ The make file supports several targets:
   is overridden via an argument to ./configure, $W is the same as $M.)
 
 'sudo make install'
-  runs the build plus installs the resulting executable, boot files,
+  runs the build plus installs the resulting executables, boot files,
   example files, and manual pages.
 
+'sudo make uninstall'
+  uninstalls the executables, boot files, example files, and manual pages.
+
 'make test'
   runs the build plus runs a set of test programs in various different
   ways, e.g., with different compiler options.  It can take 30 minutes
@@ -185,10 +192,10 @@ The make file supports several targets:
 WINDOWS
 
 Building Chez Scheme under 64-bit Windows with Cygwin or Bash/WSL
-follows the instructions above, except that 'make install' is not
+follows the instructions above, except that 'make install' and 'make
-supported, and the 'OS' environment variable must be set to
+uninstall' are not supported, and the 'OS' environment variable must
-'Windows_NT' on Bash/WSL (to indicate a build for Windows, as opposed
+be set to 'Windows_NT' on Bash/WSL (to indicate a build for Windows,
-to a build for Linux on Windows):
+as opposed to a build for Linux on Windows):
 
 env OS=Windows_NT ./configure
 env OS=Windows_NT make
@@ -223,7 +230,7 @@ make
 
 This will create workareas and compile binaries for the a6nt, i3nt,
 ta6nt, and ti3nt configurations and then include them in a single
-Windows installer package Chez Scheme.msi. The package also includes
+Windows installer package Chez Scheme.exe. The package also includes
 example files and the redistributable Microsoft Visual C++ run-time
 libraries.
 

LOG

@@ -1002,4 +1002,6 @@
 - clarify "unknown module" error message in determine-module-imports
     syntax.ss
 - restore the import code on reset to provide consistent error message
-    syntax.ss, 8.ms
+    syntax.ss, 8.ms
+- add uninstall target
+    Makefile.in, Makefile-workarea.in, Mf-install.in

makefiles/Makefile-workarea.in

@@ -23,6 +23,9 @@ build:
 install: build
 	$(MAKE) -f Mf-install
 
+uninstall:
+	$(MAKE) -f Mf-install uninstall
+
 test: build
 	(cd mats ; $(MAKE) allx)
 	@echo "test run complete.  check $(PREFIX)mats/summary for errors."

makefiles/Makefile.in

@@ -21,6 +21,9 @@ build:
 install:
 	(cd $(workarea) && $(MAKE) install)
 
+uninstall:
+	(cd $(workarea) && $(MAKE) uninstall)
+
 test:
 	(cd $(workarea) && $(MAKE) test PREFIX=$(workarea)/)
 

makefiles/Mf-install.in

@@ -79,17 +79,12 @@ SchemeScriptPath=${Bin}/${InstallScriptName}
 install: bininstall libbininstall maninstall liblibinstall
 
 uninstall:
-	@echo To uninstall all machine types:
+	rm -rf ${Lib}
-	@echo rm -rf ${Lib}
+	rm -f ${PetitePath}
-	@echo rm -f ${PetitePath}
+	rm -f ${SchemePath}
-	@echo rm -f ${SchemePath}
+	rm -f ${SchemeScriptPath}
-	@echo rm -f ${Man}/${InstallPetiteName}.1'{,.gz}'
+	rm -f ${Man}/${InstallPetiteName}.1{,.gz}
-	@echo rm -f ${Man}/${InstallSchemeName}.1'{,.gz}'
+	rm -f ${Man}/${InstallSchemeName}.1{,.gz}
-	@echo ""
-	@echo To uninstall just machine-type $m
-	@echo rm -rf ${Lib}/$m
-	@echo rm -f ${PetitePath}
-	@echo rm -f ${SchemePath}
 
 scheme.1 petite.1: scheme.1.in
 	sed -e "s;{InstallBin};${InstallBin};g" \