[PATCH-for-5.0 v2 1/4] tests/test-util-filemonitor: Fix Travis-CI $ARCH env variable name

[Philippe Mathieu-Daudé]

While we can find reference of a 'TRAVIS_ARCH' variable in
the environment and source [1], per the Travis-CI multi-arch
documentation [2] the variable is named TRAVIS_CPU_ARCH.

[1] 
https://github.com/travis-ci/travis-build/blob/v10.0.0/lib/travis/build/bash/travis_setup_env.bash#L39
[2] 
https://docs.travis-ci.com/user/multi-cpu-architectures/#identifying-cpu-architecture-of-build-jobs

Reviewed-by: Daniel P. Berrangé <address@hidden>
Signed-off-by: Philippe Mathieu-Daudé <address@hidden>
---
 tests/test-util-filemonitor.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/tests/test-util-filemonitor.c b/tests/test-util-filemonitor.c
index 45009c69f4..e703a7f8fc 100644
--- a/tests/test-util-filemonitor.c
+++ b/tests/test-util-filemonitor.c
@@ -415,7 +415,7 @@ test_file_monitor_events(void)
      * This test does not work on Travis LXD containers since some
      * syscalls are blocked in that environment.
      */
-    travis_arch = getenv("TRAVIS_ARCH");
+    travis_arch = getenv("TRAVIS_CPU_ARCH");
     if (travis_arch && !g_str_equal(travis_arch, "x86_64")) {
         g_test_skip("Test does not work on non-x86 Travis containers.");
         return;
-- 
2.21.1