t0005: use test_match_signal as appropriate

The first test already uses this more portable construct
(that was where it was factored from initially), but the
later tests do a raw comparison against 141 to look for
SIGPIPE, which can fail on some shells and platforms.

Signed-off-by: Jeff King <[email protected]>
Signed-off-by: Junio C Hamano <[email protected]>

Author: peff

t/t0005-signals.sh

@@ -42,12 +42,12 @@ test_expect_success 'create blob' '
 
 test_expect_success !MINGW 'a constipated git dies with SIGPIPE' '
 	OUT=$( ((large_git; echo $? 1>&3) | :) 3>&1 ) &&
-	test "$OUT" -eq 141
+	test_match_signal 13 "$OUT"
 '
 
 test_expect_success !MINGW 'a constipated git dies with SIGPIPE even if parent ignores it' '
 	OUT=$( ((trap "" PIPE; large_git; echo $? 1>&3) | :) 3>&1 ) &&
-	test "$OUT" -eq 141
+	test_match_signal 13 "$OUT"
 '
 
 test_done