[PATCH] test-lib: expr(1) portability fix

[Eric Wong <e@80x24.org>]

GNU expr supports '+' to match one or more occurrences, but
it seems the expr(1) on my FreeBSD installation does not.
---
 This only covers the Bourne sh integration tests in t/

 I still don't trust the Ruby language (and test libraries
 written in it) to not change incompatibility after all these years...

 t/test-lib.sh | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/t/test-lib.sh b/t/test-lib.sh
index 28d6a88..7f97958 100644
--- a/t/test-lib.sh
+++ b/t/test-lib.sh
@@ -106,8 +106,8 @@ check_stderr () {
 # unicorn_setup
 unicorn_setup () {
 	eval $(unused_listen)
-	port=$(expr $listen : '[^:]*:\([0-9]\+\)')
-	host=$(expr $listen : '\([^:]*\):[0-9]\+')
+	port=$(expr $listen : '[^:]*:\([0-9]*\)')
+	host=$(expr $listen : '\([^:][^:]*\):[0-9][0-9]*')
 
 	rtmpfiles unicorn_config pid r_err r_out fifo tmp ok
 	cat > $unicorn_config <<EOF
-- 
EW