X-Git-Url: https://pintos-os.org/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=tests%2Ftestsuite.at;h=2b4ccdb717b9fd3cfd783957350f4b610708770f;hb=8dd546660e335e746eadb011481c66c5e4e30fde;hp=3ec28d626cea27a046998242020053e51e9a1623;hpb=f25d0cf3c366d92042269a4f787f19c741c2530c;p=openvswitch

diff --git a/tests/testsuite.at b/tests/testsuite.at
index 3ec28d62..2b4ccdb7 100644
--- a/tests/testsuite.at
+++ b/tests/testsuite.at
@@ -33,6 +33,14 @@ ovs_wait () {
     done
     exit 1
 }
+
+# Prints the integers from $1 to $2, increasing by $3 (default 1) on stdout.
+seq () {
+    while test $1 -le $2; do
+        echo $1
+        set `expr $1 + ${3-1}` $2 $3
+    done
+}
 ]
 m4_divert_pop([PREPARE_TESTS])
 
@@ -45,6 +53,17 @@ m4_define([OVS_WAIT_UNTIL], [OVS_WAIT([$1], [$2])])
 m4_define([OVS_WAIT_WHILE],
   [OVS_WAIT([if $1; then return 1; else return 0; fi], [$2])])
 
+dnl ON_EXIT([COMMANDS])
+dnl
+dnl Adds the shell COMMANDS to a collection executed when the current test
+dnl completes, as a cleanup action.  (The most common use is to kill a
+dnl daemon started by the test.  This is important to prevent tests that
+dnl start daemons from hanging at exit.)
+m4_define([ON_EXIT], [trap '. ./cleanup' 0; cat >>cleanup <<'EOF'
+$1
+EOF
+])
+
 m4_include([tests/ovsdb-macros.at])
 m4_include([tests/ofproto-macros.at])