make server tests use --daemon.

tests/test-archive

@@ -18,8 +18,8 b' echo "name = test-archive" >> .hg/hgrc'
 echo "allowzip = true" >> .hg/hgrc
 echo "allowgz = true" >> .hg/hgrc
 echo "allowbz2 = true" >> .hg/hgrc
-hg serve -p 20059 > /dev/null &
-sleep 1 # wait for server to be started
+serverpid=`mktemp`
+hg serve -p 20059 -d --pid-file=$serverpid
 
 TIP=`hg id -v | cut -f1 -d' '`
 QTIP=`hg id -q`
@@ -35,4 +35,5 b' http_proxy= python getarchive.py "$TIP" '
 http_proxy= python getarchive.py "$TIP" zip > archive.zip
 unzip -t archive.zip | sed "s/$QTIP/TIP/"
 
-kill $!
+kill `cat $serverpid`
+rm $serverpid

tests/test-archive.out

@@ -12,4 +12,3 b' Archive: archive.zip'
     testing: test-archive-TIP/baz/bletch   OK
     testing: test-archive-TIP/foo   OK
 No errors detected in compressed data of archive.zip.
-killed!

tests/test-pull

@@ -7,8 +7,8 b' hg init'
 hg addremove
 hg commit -m 1
 hg verify
-hg serve -p 20059 > /dev/null &
-sleep 1 # wait for server to be started
+serverpid=`mktemp`
+hg serve -p 20059 -d --pid-file=$serverpid
 cd ..
 
 hg clone http://localhost:20059/ copy
@@ -19,4 +19,5 b' cat foo'
 hg manifest
 hg pull
 
-kill $!
+kill `cat $serverpid`
+rm $serverpid

tests/test-pull.out

@@ -19,4 +19,3 b' 2ed2a3912a0b24502043eae84ee4b279c18b90dd'
 pulling from http://localhost:20059/
 searching for changes
 no changes found
-killed!