tests: initial caught before we signal ready in resized.sh

Incredibly obvious in hindsight, but it's quite possible to race a WINCH event vs. initialization of caught and end up with a mismatch in expected signal catches. This was super-reliably hit in my OpenBSD 7.5 VM. Signed-off-by: Kyle Evans <[email protected]>
kevans91 · Sep 26, 2024 · bd5d113 · bd5d113
1 parent 4226451
commit bd5d113
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diff --git a/.gitignore b/.gitignore
@@ -2,6 +2,7 @@ build
 .*.swp
 *.o
 *.bak
+*.orig
 *.core
 *.debug
 *.full

diff --git a/tests/resized.sh b/tests/resized.sh
@@ -1,15 +1,14 @@
 #!/bin/sh
 
 loop=1
+caught=0
 
 trap 'echo resized; caught=$((caught + 1))' WINCH
 trap 'loop=0' INT
 
 # Release the hounds now that the signal handler is setup.
 echo "ready"
 
-caught=0
-
 while [ "$loop" -ne 0 ]; do
 	sleep 1
 done