escape % in java executable path in batch commands.

Author: bishabosha

dist/bin/scala.bat

@@ -21,6 +21,9 @@ call :args %*
 
 call :compilerJavaClasspathArgs
 
+@rem we need to escape % in the java command path, for some reason this doesnt work in common.bat
+set "_JAVACMD=!_JAVACMD:%%=%%%%!"
+
 call "%_JAVACMD%" %_JAVA_ARGS% "-Dscala.home=%_PROG_HOME%" -classpath "%_JVM_CP_ARGS%" dotty.tools.MainGenericRunner -classpath "%_JVM_CP_ARGS%" %_SCALA_ARGS%
 if not %ERRORLEVEL%==0 ( set _EXITCODE=1& goto end )
 

dist/bin/scalac.bat

@@ -21,6 +21,9 @@ call :args %*
 
 call :compilerJavaClasspathArgs
 
+@rem we need to escape % in the java command path, for some reason this doesnt work in common.bat
+set "_JAVACMD=!_JAVACMD:%%=%%%%!"
+
 call "%_JAVACMD%" %_JAVA_ARGS% -classpath "%_JVM_CP_ARGS%" "-Dscala.usejavacp=true" "-Dscala.home=%_PROG_HOME%" dotty.tools.MainGenericCompiler %_SCALA_ARGS%
 if not %ERRORLEVEL%==0 (
     set _EXITCODE=1

dist/bin/scaladoc.bat

@@ -26,6 +26,10 @@ call :classpathArgs
 if defined JAVA_OPTS ( set _JAVA_OPTS=%JAVA_OPTS%
 ) else ( set _JAVA_OPTS=%_DEFAULT_JAVA_OPTS%
 )
+
+@rem we need to escape % in the java command path, for some reason this doesnt work in common.bat
+set "_JAVACMD=!_JAVACMD:%%=%%%%!"
+
 call "%_JAVACMD%" %_JAVA_OPTS% %_JAVA_DEBUG% %_JAVA_ARGS% ^
 -classpath "%_CLASS_PATH%" ^
 -Dscala.usejavacp=true ^