Merge pull request #2359 from take-cheeze/src_gen_dep

Add generator script to dependency so that it will regenerate C codes when it's modified.

4 files changed, 10 insertions, 6 deletions

diff --git a/tasks/libmruby.rake b/tasks/libmruby.rake
index 887cc69aa..095bedd52 100644
--- a/tasks/libmruby.rake
+++ b/tasks/libmruby.rake
@@ -1,7 +1,10 @@
 MRuby.each_target do
   file libfile("#{build_dir}/lib/libmruby") => libmruby.flatten do |t|
     archiver.run t.name, t.prerequisites
-    open("#{build_dir}/lib/libmruby.flags.mak", 'w') do |f|
+  end
+
+  file "#{build_dir}/lib/libmruby.flags.mak" => [__FILE__, libfile("#{build_dir}/lib/libmruby")] do |t|
+    open(t.name, 'w') do |f|
       f.puts "MRUBY_CFLAGS = #{cc.all_flags.gsub('"', '\\"')}"
 
       gem_flags = gems.map { |g| g.linker.flags }
@@ -15,4 +18,5 @@ MRuby.each_target do
       f.puts "MRUBY_LIBS = #{linker.option_library % 'mruby'} #{linker.library_flags(gem_libraries).gsub('"', '\\"')}"
     end
   end
+  task :all => "#{build_dir}/lib/libmruby.flags.mak"
 end
diff --git a/tasks/mrbgem_spec.rake b/tasks/mrbgem_spec.rake
index 36dd8f9c1..0c4dc85c0 100644
--- a/tasks/mrbgem_spec.rake
+++ b/tasks/mrbgem_spec.rake
@@ -124,7 +124,7 @@ module MRuby
 
       def define_gem_init_builder
         file objfile("#{build_dir}/gem_init") => "#{build_dir}/gem_init.c"
-        file "#{build_dir}/gem_init.c" => [build.mrbcfile] + [rbfiles].flatten do |t|
+        file "#{build_dir}/gem_init.c" => [build.mrbcfile, __FILE__] + [rbfiles].flatten do |t|
           FileUtils.mkdir_p build_dir
           generate_gem_init("#{build_dir}/gem_init.c")
         end
diff --git a/tasks/mrbgems.rake b/tasks/mrbgems.rake
index 95eddc56b..e4dd64b78 100644
--- a/tasks/mrbgems.rake
+++ b/tasks/mrbgems.rake
@@ -7,7 +7,7 @@ MRuby.each_target do
     # loader all gems
     self.libmruby << objfile("#{build_dir}/mrbgems/gem_init")
     file objfile("#{build_dir}/mrbgems/gem_init") => ["#{build_dir}/mrbgems/gem_init.c", "#{build_dir}/LEGAL"]
-    file "#{build_dir}/mrbgems/gem_init.c" => [MRUBY_CONFIG] do |t|
+    file "#{build_dir}/mrbgems/gem_init.c" => [MRUBY_CONFIG, __FILE__] do |t|
       FileUtils.mkdir_p "#{build_dir}/mrbgems"
       open(t.name, 'w') do |f|
         f.puts %Q[/*]
@@ -41,7 +41,7 @@ MRuby.each_target do
   end
 
   # legal documents
-  file "#{build_dir}/LEGAL" => [MRUBY_CONFIG] do |t|
+  file "#{build_dir}/LEGAL" => [MRUBY_CONFIG, __FILE__] do |t|
     open(t.name, 'w+') do |f|
      f.puts <<LEGAL
 Copyright (c) #{Time.now.year} mruby developers
diff --git a/tasks/mrbgems_test.rake b/tasks/mrbgems_test.rake
index d06b7a24c..a6e9eb99e 100644
--- a/tasks/mrbgems_test.rake
+++ b/tasks/mrbgems_test.rake
@@ -10,7 +10,7 @@ MRuby.each_target do
     test_rbobj = g.test_rbireps.ext(exts.object)
 
     file test_rbobj => g.test_rbireps
-    file g.test_rbireps => [g.test_rbfiles].flatten + [g.build.mrbcfile] do |t|
+    file g.test_rbireps => [g.test_rbfiles].flatten + [g.build.mrbcfile, __FILE__] do |t|
       open(t.name, 'w') do |f|
         g.print_gem_test_header(f)
         test_preload = g.test_preload and [g.dir, MRUBY_ROOT].map {|dir|
@@ -117,7 +117,7 @@ MRuby.each_target do
 
   no_mrb_open_test_lib = no_mrb_open_test.ext(exts.object)
   file no_mrb_open_test_lib => "#{no_mrb_open_test}.c"
-  file "#{no_mrb_open_test}.c" => no_mrb_open_test_rbfiles + [MRUBY_CONFIG] do |t|
+  file "#{no_mrb_open_test}.c" => no_mrb_open_test_rbfiles + [MRUBY_CONFIG, __FILE__] do |t|
     open(t.name, 'w') do |f|
       f.puts %Q[/*]
       f.puts %Q[ * This file contains a test code for following gems:]