rrd_random() is a wrapper around random() that ensures the PRNG is seeded

[rrdtool.git] / src / rrd_open.c

diff --git a/src/rrd_open.c b/src/rrd_open.c
index 1654514..f74c6d8 100644 (file)
--- a/src/rrd_open.c
+++ b/src/rrd_open.c
@@ -16,10 +16,6 @@
 #define MEMBLK 8192
 
 #ifdef WIN32
-#      define random() rand()
-#      define srandom(x) srand(x)
-#      define getpid() 0
-
 #define        _LK_UNLCK       0       /* Unlock */
 #define        _LK_LOCK        1       /* Lock */
 #define        _LK_NBLCK       2       /* Non-blocking lock */
@@ -78,10 +74,6 @@
 #endif
 #endif
 
-long int  rra_random_row(
-    rra_def_t *);
-
-
 /* Open a database file, return its header and an open filehandle,
  * positioned to the first cdp in the first rra.
  * In the error path of rrd_open, only rrd_free(&rrd) has to be called
@@ -763,19 +755,5 @@ unsigned long rrd_select_initial_row(
     rra_def_t *rra
     )
 {
-    return rra_random_row(rra);
-}
-
-static int rand_init = 0;
-
-long int rra_random_row(
-    rra_def_t *rra)
-{
-    if (!rand_init) {
-        srandom((unsigned int) time(NULL) + (unsigned int) getpid());
-        rand_init++;
-    }
-
-    return random() % rra->row_cnt;
+    return rrd_random() % rra->row_cnt;
 }
-