Merge branch 'master' into cleanup

[android-x86/external-libdrm.git] / libdrm / xf86drmRandom.c

diff --git a/libdrm/xf86drmRandom.c b/libdrm/xf86drmRandom.c
index 9e1e9ee..61ffb07 100644 (file)
--- a/libdrm/xf86drmRandom.c
+++ b/libdrm/xf86drmRandom.c
@@ -25,8 +25,6 @@
  * 
  * Authors: Rickard E. (Rik) Faith <faith@valinux.com>
  *
- * $XFree86: xc/programs/Xserver/hw/xfree86/os-support/linux/drm/xf86drmRandom.c,v 1.4 2000/06/17 00:03:34 martin Exp $
- *
  * DESCRIPTION
  *
  * This file contains a simple, straightforward implementation of the Park
@@ -73,24 +71,16 @@
  *
  */
 
+#include <stdio.h>
+#include <stdlib.h>
+
 #define RANDOM_MAIN 0
 
-#if RANDOM_MAIN
-# include <stdio.h>
-# include <stdlib.h>
-#else
+#if !RANDOM_MAIN
+# include "drm.h"
 # include "xf86drm.h"
-# ifdef XFree86LOADER
-#  include "xf86.h"
-#  include "xf86_ansic.h"
-# else
-#  include <stdio.h>
-#  include <stdlib.h>
-# endif
 #endif
 
-#define N(x)  drm##x
-
 #define RANDOM_MAGIC 0xfeedbeef
 #define RANDOM_DEBUG 0
 
@@ -113,13 +103,13 @@ typedef struct RandomState {
 } RandomState;
 
 #if RANDOM_MAIN
-extern void          *N(RandomCreate)(unsigned long seed);
-extern int           N(RandomDestroy)(void *state);
-extern unsigned long N(Random)(void *state);
-extern double        N(RandomDouble)(void *state);
+extern void          *drmRandomCreate(unsigned long seed);
+extern int           drmRandomDestroy(void *state);
+extern unsigned long drmRandom(void *state);
+extern double        drmRandomDouble(void *state);
 #endif
 
-void *N(RandomCreate)(unsigned long seed)
+void *drmRandomCreate(unsigned long seed)
 {
     RandomState  *state;
 
@@ -149,13 +139,13 @@ void *N(RandomCreate)(unsigned long seed)
     return state;
 }
 
-int N(RandomDestroy)(void *state)
+int drmRandomDestroy(void *state)
 {
     RANDOM_FREE(state);
     return 0;
 }
 
-unsigned long N(Random)(void *state)
+unsigned long drmRandom(void *state)
 {
     RandomState   *s = (RandomState *)state;
     long          hi;
@@ -169,11 +159,11 @@ unsigned long N(Random)(void *state)
     return s->seed;
 }
 
-double N(RandomDouble)(void *state)
+double drmRandomDouble(void *state)
 {
     RandomState *s = (RandomState *)state;
     
-    return (double)N(Random)(state)/(double)s->m;
+    return (double)drmRandom(state)/(double)s->m;
 }
 
 #if RANDOM_MAIN
@@ -183,15 +173,15 @@ static void check_period(long seed)
     unsigned long initial;
     void          *state;
     
-    state = N(RandomCreate)(seed);
-    initial = N(Random)(state);
+    state = drmRandomCreate(seed);
+    initial = drmRandom(state);
     ++count;
-    while (initial != N(Random)(state)) {
+    while (initial != drmRandom(state)) {
        if (!++count) break;
     }
     printf("With seed of %10ld, period = %10lu (0x%08lx)\n",
           seed, count, count);
-    N(RandomDestroy)(state);
+    drmRandomDestroy(state);
 }
 
 int main(void)
@@ -200,14 +190,14 @@ int main(void)
     int           i;
     unsigned long rand;
 
-    state = N(RandomCreate)(1);
+    state = drmRandomCreate(1);
     for (i = 0; i < 10000; i++) {
-       rand = N(Random)(state);
+       rand = drmRandom(state);
     }
     printf("After 10000 iterations: %lu (%lu expected): %s\n",
           rand, state->check,
           rand - state->check ? "*INCORRECT*" : "CORRECT");
-    N(RandomDestroy)(state);
+    drmRandomDestroy(state);
 
     printf("Checking periods...\n");
     check_period(1);