MAPREDUCE-2376. test-task-controller fails if run as a userid < 1000. Contributed by Todd Lipcon and Benoy Antony.

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/branches/branch-0.22@1346256 13f79535-47bb-0310-9956-ffa450edef68

mapreduce/CHANGES.txt

@@ -59,6 +59,9 @@ Release 0.22.1 - Unreleased
     MAPREDUCE-2103. Additional changes to task-controller.c
     (Benoy Antony via shv)
 
+    MAPREDUCE-2376. test-task-controller fails if run as a userid < 1000.
+    (Todd Lipcon and Benoy Antony via shv)
+
 Release 0.22.0 - 2011-11-29
 
   INCOMPATIBLE CHANGES

mapreduce/src/c++/task-controller/test/test-task-controller.c

@@ -694,7 +694,7 @@ int main(int argc, char **argv) {
 
   if (getuid() == 0 && argc == 2) {
     username = argv[1];
-  } else {
+  } else if ((username = getenv("TC_TEST_USERNAME")) == NULL) {
     username = strdup(getpwuid(getuid())->pw_name);
     my_username = 1;
   }