[PATCH] Change clean rules to properly remove files

[Yves Blusseau]

ChangeLog:

2009-09-02  Yves Blusseau  <bluss...@zetam.org>

   Change clean rules to properly remove files

   * genmk.rb: add new clean rules
   * Makefile.in (clean): add the new targets
   (mostlyclean): likewise
---
Makefile.in |    4 ++--
genmk.rb    |   55 +++++++++++++++++++++++++++++++++++++++++++++++--------
2 files changed, 49 insertions(+), 10 deletions(-)



diff --git a/Makefile.in b/Makefile.in
index 8e2cdc6..3af1266 100644
--- a/Makefile.in
+++ b/Makefile.in
@@ -325,10 +325,10 @@ uninstall:
          rm -f $(DESTDIR)$(libdir)/grub/$$dest; \
        done
 
-clean:
+clean: $(CLEAN_IMAGE_TARGETS) $(CLEAN_MODULE_TARGETS) $(CLEAN_UTILITY_TARGETS)
        -test -z "$(CLEANFILES)" || rm -f $(CLEANFILES)
 
-mostlyclean: clean
+mostlyclean: clean $(MOSTLYCLEAN_IMAGE_TARGETS) $(MOSTLYCLEAN_MODULE_TARGETS) 
$(MOSTLYCLEAN_UTILITY_TARGETS)
        -test -z "$(MOSTLYCLEANFILES)" || rm -f $(MOSTLYCLEANFILES)
 
 distclean: mostlyclean
diff --git a/genmk.rb b/genmk.rb
index 4aedb25..50bf88f 100644
--- a/genmk.rb
+++ b/genmk.rb
@@ -39,11 +39,13 @@ class Image
   def initialize(dir, name)
     @dir = dir
     @name = name
+    @rule_count = 0
   end
   attr_reader :dir, :name
 
   def rule(sources)
     prefix = @name.to_var
+    @rule_count += 1
     exe = @name.suffix('exec')
     objs = sources.collect do |src|
       raise "unknown source file `#{src}'" if /\.[cS]$/ !~ src
@@ -53,8 +55,16 @@ class Image
     deps = objs.collect {|obj| obj.suffix('d')}
     deps_str = deps.join(' ')
 
-    "CLEANFILES += #...@name} #{exe} #{objs_str}
-MOSTLYCLEANFILES += #{deps_str}
+"
+clean-image...@name}.#{@rule_count}:
+       rm -f #...@name} #{exe} #{objs_str}
+
+CLEAN_IMAGE_TARGETS += clean-image...@name}.#{@rule_count}
+
+mostlyclean-image...@name}.#{@rule_count}:
+       rm -f #{deps_str}
+
+MOSTLYCLEAN_IMAGE_TARGETS += mostlyclean-image...@name}.#{@rule_count}
 
 ifneq ($(TARGET_APPLE_CC),1)
 #...@name}: #{exe}
@@ -94,11 +104,13 @@ class PModule
   def initialize(dir, name)
     @dir = dir
     @name = name
+    @rule_count = 0
   end
   attr_reader :dir, :name
 
   def rule(sources)
     prefix = @name.to_var
+    @rule_count += 1
     objs = sources.collect do |src|
       raise "unknown source file `#{src}'" if /\.[cS]$/ !~ src
       prefix + '-' + src.to_obj
@@ -114,12 +126,23 @@ class PModule
     mod_name = File.basename(@name, '.mod')
     symbolic_name = mod_name.sub(/\.[^\.]*$/, '')
 
-    "CLEANFILES += #...@name} #{mod_obj} #{mod_src} #{pre_obj} #{objs_str} 
#{undsym}
+"
+clean-module...@name}.#{@rule_count}:
+       rm -f #...@name} #{mod_obj} #{mod_src} #{pre_obj} #{objs_str} #{undsym}
+
+CLEAN_MODULE_TARGETS += clean-module...@name}.#{@rule_count}
+
 ifneq ($(#{prefix}_EXPORTS),no)
-CLEANFILES += #{defsym}
+clean-module...@name}-symbol.#{@rule_count}:
+       rm -f #{defsym}
+
+CLEAN_MODULE_TARGETS += clean-module...@name}-symbol.#{@rule_count}
 DEFSYMFILES += #{defsym}
 endif
-MOSTLYCLEANFILES += #{deps_str}
+mostlyclean-module...@name}.#{@rule_count}:
+       rm -f #{deps_str}
+
+MOSTLYCLEAN_MODULE_TARGETS += mostlyclean-module...@name}.#{@rule_count}
 UNDSYMFILES += #{undsym}
 
 ifneq ($(TARGET_APPLE_CC),1)
@@ -164,6 +187,7 @@ endif
 " + objs.collect_with_index do |obj, i|
       src = sources[i]
       fake_obj = File.basename(src).suffix('o')
+      extra_target = obj.sub(/\.[^\.]*$/, '') + '-extra'
       command = 'cmd-' + obj.suffix('lst')
       fs = 'fs-' + obj.suffix('lst')
       partmap = 'partmap-' + obj.suffix('lst')
@@ -178,7 +202,11 @@ endif
        $(TARGET_CC) -I#{dir} -I$(srcdir)/#{dir} $(TARGET_CPPFLAGS) 
#{extra_flags} $(TARGET_#{flag}) $(#{prefix}_#{flag}) -MD -c -o $@ $<
 -include #{dep}
 
-CLEANFILES += #{command} #{fs} #{partmap} #{handler} #{parttool}
+clean-module-#{extra_target}...@rule_count}:
+       rm -f #{command} #{fs} #{partmap} #{handler} #{parttool}
+
+CLEAN_MODULE_TARGETS += clean-module-#{extra_target}...@rule_count}
+
 COMMANDFILES += #{command}
 FSFILES += #{fs}
 PARTTOOLFILES += #{parttool}
@@ -219,6 +247,7 @@ class Utility
   def initialize(dir, name)
     @dir = dir
     @name = name
+    @rule_count = 0
   end
   def print_tail()
     prefix = @name.to_var
@@ -231,6 +260,7 @@ class Utility
 
   def rule(sources)
     prefix = @name.to_var
+    @rule_count += 1
     objs = sources.collect do |src|
       raise "unknown source file `#{src}'" if /\.[cS]$/ !~ src
       prefix + '-' + src.to_obj
@@ -239,8 +269,17 @@ class Utility
     deps = objs.collect {|obj| obj.suffix('d')}
     deps_str = deps.join(' ');
 
-    "CLEANFILES += #...@name}$(EXEEXT) #{objs_str}
-MOSTLYCLEANFILES += #{deps_str}
+    "
+clean-utility...@name}.#{@rule_count}:
+       rm -f #...@name}$(EXEEXT) #{objs_str}
+
+CLEAN_UTILITY_TARGETS += clean-utility...@name}.#{@rule_count}
+
+mostlyclean-utility...@name}.#{@rule_count}:
+       rm -f #{deps_str}
+
+MOSTLYCLEAN_UTILITY_TARGETS += mostlyclean-utility...@name}.#{@rule_count}
+
 #{prefix}_OBJECTS += #{objs_str}
 
 " + objs.collect_with_index do |obj, i|

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