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test-container: print errno when execvp fails

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I'm debugging a situation where lots of tests using test-container fail
and it's possible knowing errno would help understand why.

Reviewed-by: DJ Delorie <dj@redhat.com>
This commit is contained in:
Michael Hudson-Doyle 2020-03-11 13:05:25 +13:00 committed by DJ Delorie
parent 7000651327
commit 083d644d42
1 changed files with 1 additions and 1 deletions
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2
support/test-container.c
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@ -1145,7 +1145,7 @@ main (int argc, char **argv)
execvp (new_child_exec, new_child_proc);
/* Or don't run the child? */
FAIL_EXIT1 ("Unable to exec %s\n", new_child_exec);
FAIL_EXIT1 ("Unable to exec %s: %s\n", new_child_exec, strerror (errno));
/* Because gcc won't know error () never returns... */
exit (EXIT_UNSUPPORTED);