tree ce2bcfcaf355fe4f955ca513241890be3393c9c1
parent 0048b69c038306fe74408a63cdd0773b0d86a8fe
author Trond Norbye <trond.norbye@gmail.com> 1294050915 +0100
committer Shawn O. Pearce <sop@google.com> 1294618204 -0800

Exit with statuscode 0 for repo help init

The complete help text is printed, so the program executed successfully.

Some tools (like OpenGrok) detects the availibility of a program by
running it with a known set of options and check the return code.
It is an easy and portable way of checking for the existence of a program
instead of searching the path (and handle extensions) ourselves.

Change-Id: Ic13428c77be4a36d599ccb8c86d893308818eae3