git.postgresql.org Git - postgresql.git/commitdiff

Sat, 7 Mar 2015 05:47:38 +0000 (00:47 -0500)

Sat, 7 Mar 2015 05:47:38 +0000 (00:47 -0500)

Though the one contemporary caller uses it in a limited way, this
function could loop indefinitely if pointed to an arbitrary PID.

index 2e37d980af8877f5539388c4f5ff18accffa6399..d68c90cd9bbaa810c056d10c98895ba23a5cc9ee 100644 (file)

@@ -870,7 +870,10 @@ wait_pid(PG_FUNCTION_ARGS)

elog(ERROR, "must be superuser to check PID liveness");

while (kill(pid, 0) == 0)

+ {

+ CHECK_FOR_INTERRUPTS();

pg_usleep(50000);

+ }

if (errno != ESRCH)

elog(ERROR, "could not check PID %d liveness: %m", pid);

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