tools: Use distinct exit codes

The tools will now use the following convention:

0 — success

1 — runtime/I/O failure or packet loss

2 — setup failure

oping now uses a SIGALRM to exit on duration tests.

Signed-off-by: Dimitri Staessens <dimitri@ouroboros.rocks>
Signed-off-by: Sander Vrijders <sander@ouroboros.rocks>

1 files changed, 1 insertions, 1 deletions

diff --git a/src/tools/operf/operf.c b/src/tools/operf/operf.c
index 1872b351..0198e871 100644
--- a/src/tools/operf/operf.c
+++ b/src/tools/operf/operf.c
@@ -248,5 +248,5 @@ int main(int argc, char ** argv)
         if (ret < 0)
                 exit(EXIT_FAILURE);
 
-        exit(EXIT_SUCCESS);
+        exit(ret);
 }