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authorTom Lane <tgl@sss.pgh.pa.us>2014-02-15 17:09:54 -0500
committerTom Lane <tgl@sss.pgh.pa.us>2014-02-15 17:09:54 -0500
commitdada4747a0eefc57cf82a27d856562b029813464 (patch)
tree46289e7ca893d0f615e238e8cd8f16c2ee2747e2 /src
parent38855bed5a09a2f005b88b73cf319b32332c4ad3 (diff)
downloadpostgresql-dada4747a0eefc57cf82a27d856562b029813464.tar.gz
postgresql-dada4747a0eefc57cf82a27d856562b029813464.zip
Fix unportable coding in DetermineSleepTime().
We should not assume that struct timeval.tv_sec is a long, because it ain't necessarily. (POSIX says that it's a time_t, which might well be 64 bits now or in the future; or for that matter might be 32 bits on machines with 64-bit longs.) Per buildfarm member panther. Back-patch to 9.3 where the dubious coding was introduced.
Diffstat (limited to 'src')
-rw-r--r--src/backend/postmaster/postmaster.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/src/backend/postmaster/postmaster.c b/src/backend/postmaster/postmaster.c
index 18a68f80db7..bcd37869067 100644
--- a/src/backend/postmaster/postmaster.c
+++ b/src/backend/postmaster/postmaster.c
@@ -1478,10 +1478,12 @@ DetermineSleepTime(struct timeval * timeout)
if (next_wakeup != 0)
{
+ long secs;
int microsecs;
TimestampDifference(GetCurrentTimestamp(), next_wakeup,
- &timeout->tv_sec, &microsecs);
+ &secs, &microsecs);
+ timeout->tv_sec = secs;
timeout->tv_usec = microsecs;
/* Ensure we don't exceed one minute */