xorg/tests: minor fixes

xorg/tests/tcp_proxy/os_calls.c

@@ -578,13 +578,19 @@ g_tcp_select(int sck1, int sck2)
     return rv;
 }
 
-
 /*****************************************************************************/
 void APP_CC
 g_random(char* data, int len)
 {
 #if defined(_WIN32)
-    memset(data, 0x44, len);
+  int index;
+
+  srand(g_time1());
+  for (index = 0; index < len; index++)
+  {
+    data[index] = (char)rand(); /* rand returns a number between 0 and
+                                   RAND_MAX */
+  }
 #else
   int fd;
 
@@ -596,13 +602,14 @@ g_random(char* data, int len)
   }
   if (fd != -1)
   {
-        read(fd, data, len);
+    if (read(fd, data, len) != len)
+    {
+    }
     close(fd);
   }
 #endif
 }
 
-
 /*****************************************************************************/
 int APP_CC
 g_abs(int i)
@@ -802,7 +809,6 @@ g_mkdir(const char* dirname)
     #endif
 }
 
-
 /*****************************************************************************/
 /* gets the current working directory and puts up to maxlen chars in
    dirname
@@ -811,15 +817,16 @@ char* APP_CC
 g_get_current_dir(char* dirname, int maxlen)
 {
 #if defined(_WIN32)
-    GetCurrentDirectory(maxlen, dirname);
+  GetCurrentDirectoryA(maxlen, dirname);
   return 0;
 #else
-    getcwd(dirname, maxlen);
+  if (getcwd(dirname, maxlen) == 0)
+  {
+  }
   return 0;
 #endif
 }
 
-
 /*****************************************************************************/
 /* returns error, zero on success and -1 on failure */
 int APP_CC