Documentation / technical / api-run-command.txton commit Add a --cover-letter option to format-patch (a5a27c7)
   1run-command API
   2===============
   3
   4Talk about <run-command.h>, and things like:
   5
   6* Environment the command runs with (e.g. GIT_DIR);
   7* File descriptors and pipes;
   8* Exit status;
   9
  10(Hannes, Dscho, Shawn)