* tool/ifchange, win32/ifchange.bat: do not overwrite with an empty
file by default, and add --empty option to force it.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@43519 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* win32/ifchange.bat: add --keep option as well as tool/ifchange.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@43309 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* common.mk (up): target to update from the repository.
* Makefile.in, {win,bcc}32/Makefile.sub (IFCHANGE): tool to update a
file if changed.
* tool/ifchange: for unixen.
* win32/ifchange.bat: some fix
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@15234 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
when makefiles are modified.
* {bcc32,win32,wince}/Makefile.sub (config.status): add variables
for tests.
* win32/ifchange.bat: try to update a file only if modified.
* win32/resource.rb: more descriptions.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@8057 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
nobu