Github user srowen commented on a diff in the pull request:
https://github.com/apache/spark/pull/5227#discussion_r27640700
--- Diff: launcher/src/main/java/org/apache/spark/launcher/Main.java ---
@@ -101,12 +101,9 @@ public static void main(String[] argsArray) throws
Exception {
* The method quotes all arguments so that spaces are handled as
expected. Quotes within arguments
* are "double quoted" (which is batch for escaping a quote). This page
has more details about
* quoting and other batch script fun stuff:
http://ss64.com/nt/syntax-esc.html
- *
- * The command is executed using "cmd /c" and formatted in single line,
since that's the
- * easiest way to consume this from a batch script (see
spark-class2.cmd).
*/
private static String prepareWindowsCommand(List<String> cmd,
Map<String, String> childEnv) {
- StringBuilder cmdline = new StringBuilder("cmd /c \"");
+ StringBuilder cmdline = new StringBuilder("");
--- End diff --
I assume you're sure about this, but we definitely don't always need `cmd
/c` to run a windows command directly from Java? In Linux you have to have
`bash` to interpret most of what we're used to typing on the command line.
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