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[idzebra-moved-to-github.git] / util / tstflock.c

diff --git a/util/tstflock.c b/util/tstflock.c
index d17c010..4abcdbf 100644 (file)
--- a/util/tstflock.c
+++ b/util/tstflock.c
@@ -2,13 +2,15 @@
  * Copyright (C) 1995-2006, Index Data ApS
  * See the file LICENSE for details.
  *
- * $Id: tstflock.c,v 1.11 2006-06-30 14:01:22 adam Exp $
+ * $Id: tstflock.c,v 1.13 2006-07-03 21:19:13 adam Exp $
  */
 
 #include <assert.h>
 #include <stdlib.h>
 #include <yaz/test.h>
 #include <yaz/log.h>
+#include <sys/time.h>
+#include <time.h>
 
 #if HAVE_SYS_STAT_H
 #include <sys/stat.h>
@@ -41,6 +43,11 @@ static char *seqp = 0;
 
 #define NUM_THREADS 100
 
+#if YAZ_POSIX_THREADS
+pthread_cond_t sleep_cond = PTHREAD_COND_INITIALIZER;
+pthread_mutex_t sleep_mutex = PTHREAD_MUTEX_INITIALIZER;
+#endif
+
 int test_fd = 0;
 
 static void small_sleep()
@@ -48,7 +55,22 @@ static void small_sleep()
 #ifdef WIN32
     Sleep(50);
 #else
-    sleep(1);
+#if YAZ_POSIX_THREADS
+    struct timespec abstime;
+    struct timeval now;
+
+    gettimeofday(&now, 0);
+    abstime.tv_sec = now.tv_sec;
+    abstime.tv_nsec = 1000000 + now.tv_usec * 1000;
+    if (abstime.tv_nsec > 1000000000) /* 1s = 1e9 ns */
+    {
+        abstime.tv_nsec -= 1000000000;
+        abstime.tv_sec++;
+    }
+    pthread_mutex_lock(&sleep_mutex);
+    pthread_cond_timedwait(&sleep_cond, &sleep_mutex, &abstime);
+    pthread_mutex_unlock(&sleep_mutex);
+#endif
 #endif
 }
 
@@ -147,15 +169,13 @@ static void tst_thread(int num, int write_flag)
     for (i = 0; i < num; i++)
         YAZ_CHECK(id[i] == 123);
     *seqp++ = '\0';
+    yaz_log(YLOG_LOG, "tst_thread(%d,%d) returns seq=%s", 
+            num, write_flag, seq);
 }
 
 static void tst()
 {
     tst_thread(4, 1); /* write locks */
-    yaz_log(YLOG_LOG, "seq=%s", seq);
-#if 0
-    printf("seq=%s\n", seq);
-#endif
     if (1)
     {
         int i = 0;
@@ -169,11 +189,9 @@ static void tst()
 
 #if 0
     tst_thread(6, 0);  /* read locks */
-    printf("seq=%s\n", seq);
 #endif
-#if 0
+#if 1
     tst_thread(20, 2); /* random locks */
-    printf("seq=%s\n", seq);
 #endif
 }
 
@@ -189,7 +207,7 @@ void fork_tst()
         if (!pid[i])
         {
             tst();
-            return;
+            exit(0);
         }
     }
     for (i = 0; i<2; i++)
@@ -219,8 +237,9 @@ int main(int argc, char **argv)
     test_fd = open("tstflock.out", (O_BINARY|O_CREAT|O_RDWR), 0666);
     YAZ_CHECK(test_fd != -1);
     if (test_fd != -1)
+    {
         fork_tst();
-
+    }
     YAZ_CHECK_TERM;
 }