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Give postmaster enough time to update the pidfile before checking to

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see if it's been updated.  Skip the whole mess if we didn't see any
old pidfile.
This commit is contained in:
Tom Lane 2001-03-18 20:27:11 +00:00
parent af6e88a9cf
commit 7c9f29546c
1 changed files with 13 additions and 8 deletions
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21
src/bin/pg_ctl/pg_ctl.sh
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@ -8,7 +8,7 @@
#
#
# IDENTIFICATION
# $Header: /cvsroot/pgsql/src/bin/pg_ctl/Attic/pg_ctl.sh,v 1.18 2001/02/08 19:39:24 petere Exp $
# $Header: /cvsroot/pgsql/src/bin/pg_ctl/Attic/pg_ctl.sh,v 1.19 2001/03/18 20:27:11 tgl Exp $
#
#-------------------------------------------------------------------------
@ -293,9 +293,10 @@ if [ $op = "stop" -o $op = "restart" ];then
fi # stop or restart
if [ $op = "start" -o $op = "restart" ];then
oldpid=""
if [ -f $PIDFILE ];then
echo "$CMDNAME: It seems another postmaster is running. Trying to start postmaster anyway." 1>&2
pid=`sed -n 1p $PIDFILE`
echo "$CMDNAME: Another postmaster may be running. Trying to start postmaster anyway." 1>&2
oldpid=`sed -n 1p $PIDFILE`
fi
unset logopt
@ -330,11 +331,15 @@ if [ $op = "start" -o $op = "restart" ];then
eval '$po_path' '$POSTOPTS' $logopt '&'
if [ -f $PIDFILE ];then
if [ "`sed -n 1p $PIDFILE`" = "$pid" ];then
echo "$CMDNAME: cannot start postmaster" 1>&2
echo "Examine the log output." 1>&2
exit 1
# if had an old lockfile, check to see if we were able to start
if [ -n "$oldpid" ];then
sleep 1
if [ -f $PIDFILE ];then
if [ "`sed -n 1p $PIDFILE`" = "$oldpid" ];then
echo "$CMDNAME: cannot start postmaster" 1>&2
echo "Examine the log output." 1>&2
exit 1
fi
fi
fi