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Use a more portable method to determine if PID is alive or not.

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This commit is contained in:
Gregory Burd 2011-12-04 15:04:55 -05:00
parent 92c906f105
commit 3d7a6e41c6
1 changed files with 2 additions and 7 deletions
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9
c_src/bdberl_tpool.c
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@ -33,11 +33,9 @@
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <pthread.h>
#include <signal.h>
#include <errno.h>
#include <sys/stat.h>
#include <sys/types.h>
#include <pthread.h>
static void* bdberl_tpool_main(void* tpool);
static TPoolJob* next_job(TPool* tpool);
@ -390,12 +388,9 @@ char *bdberl_tpool_thread_id_string(DB_ENV *dbenv, pid_t pid, db_threadid_t tid,
// alive, ignore the thread ID.
int bdberl_tpool_thread_is_alive(DB_ENV *dbenv, pid_t pid, db_threadid_t tid, u_int32_t flags)
{
static char path[200];
static struct stat sb;
int alive = 0;
snprintf(path, 200, "/dev/%d/status", pid);
if (stat(path, &sb))
if (kill(pid, 0) != ESRCH)
{
if (flags & DB_MUTEX_PROCESS_ONLY)
alive = 1;