Ninja: add response file support on Windows

When MinGW is used slashes are used for dependencies
because ar.exe can't read rsp files with backslashes.

Many thx to Claus Klein for starting working on this.

1 files changed, 6 insertions, 6 deletions

diff --git a/Source/cmLocalNinjaGenerator.cxx b/Source/cmLocalNinjaGenerator.cxx
index 425b219..a0141cf 100644
--- a/Source/cmLocalNinjaGenerator.cxx
+++ b/Source/cmLocalNinjaGenerator.cxx
@@ -275,16 +275,16 @@ std::string cmLocalNinjaGenerator::BuildCommandLine(
     return ":";
 #endif
 
-  // TODO: This will work only on Unix platforms. I don't
-  // want to use a link.txt file because I will lose the benefit of the
-  // $in variables. A discussion about dealing with multiple commands in
-  // a rule is started here:
-  // groups.google.com/group/ninja-build/browse_thread/thread/d515f23a78986008
   std::ostringstream cmd;
   for (std::vector<std::string>::const_iterator li = cmdLines.begin();
        li != cmdLines.end(); ++li) {
-    if (li != cmdLines.begin())
+    if (li != cmdLines.begin()) {
       cmd << " && ";
+#ifdef _WIN32
+    } else if (cmdLines.size() > 1) {
+      cmd << "cmd.exe /c ";
+#endif
+    }
     cmd << *li;
   }
   return cmd.str();