http://cvs.php.net/viewvc.cgi/php-src/ext/standard/php_rand.h?r1=1.28.2.1.2.2&r2=1.28.2.1.2.3&view=patch --- ext/standard/php_rand.h 2007/12/31 07:20:13 1.28.2.1.2.2 +++ ext/standard/php_rand.h 2008/03/07 03:34:47 1.28.2.1.2.3 @@ -47,9 +47,9 @@ #define PHP_MT_RAND_MAX ((long) (0x7FFFFFFF)) /* (1<<31) - 1 */ #ifdef PHP_WIN32 -#define GENERATE_SEED() ((long) (time(0) * GetCurrentProcessId() * 1000000 * php_combined_lcg(TSRMLS_C))) +#define GENERATE_SEED() (((long) (time(0) * GetCurrentProcessId())) ^ ((long) (1000000.0 * php_combined_lcg(TSRMLS_C)))) #else -#define GENERATE_SEED() ((long) (time(0) * getpid() * 1000000 * php_combined_lcg(TSRMLS_C))) +#define GENERATE_SEED() (((long) (time(0) * getpid())) ^ ((long) (1000000.0 * php_combined_lcg(TSRMLS_C)))) #endif PHPAPI void php_srand(long seed TSRMLS_DC);