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Patches from Cyril Velter to make shared-memory-conflict-detection code

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work in BeOS port.
This commit is contained in:
Tom Lane
2001-03-18 18:22:08 +00:00
parent 5c1b00450c
commit 4bd983bf34
4 changed files with 40 additions and 9 deletions
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11
src/backend/utils/init/miscinit.c
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@ -8,7 +8,7 @@
*
*
* IDENTIFICATION
* $Header: /cvsroot/pgsql/src/backend/utils/init/miscinit.c,v 1.62 2001/03/13 01:17:06 tgl Exp $
* $Header: /cvsroot/pgsql/src/backend/utils/init/miscinit.c,v 1.63 2001/03/18 18:22:08 tgl Exp $
*
*-------------------------------------------------------------------------
*/
@ -540,11 +540,18 @@ CreateLockFile(const char *filename, bool amPostmaster,
/*
* Check to see if the other process still exists
*
* Normally kill() will fail with ESRCH if the given PID doesn't
* exist. BeOS returns EINVAL for some silly reason, however.
*/
if (other_pid != my_pid)
{
if (kill(other_pid, 0) == 0 ||
errno != ESRCH)
(errno != ESRCH
#ifdef __BEOS__
&& errno != EINVAL
#endif
))
{
/* lockfile belongs to a live process */
fprintf(stderr, "Lock file \"%s\" already exists.\n",