1998/0731/port/devcons.c (diff list | history)

1998/0710/sys/src/9/port/devcons.c:31,37 – 1998/0731/sys/src/9/port/devcons.c:31,37 (short | long | prev | next)
1991/1109
1997/0327		static ulong randomread(void*, ulong);
1996/1031		static void randominit(void); static void seednrand(void);
1998/0731		static void seedrand(void);
1998/0617		static long qtimer(long, vlong);
1995/0910
1998/0617		int qtimerentry = -1;
1998/0710/sys/src/9/port/devcons.c:462,473 – 1998/0731/sys/src/9/port/devcons.c:462,467
1997/0327		static Chan*
1990/0227		consattach(char *spec) {
1996/1031		static int seeded;                  if(!seeded){ seednrand(); seeded = 1; }
1990/0227		return devattach('c', spec); }
1998/0710/sys/src/9/port/devcons.c:945,951 – 1998/0731/sys/src/9/port/devcons.c:939,945
1995/0910		} rb;
1996/1031		static void seednrand(void)
1998/0731		seedrand(void)
1996/1031		{
1997/0327		randomread((void*)&rb.randn, sizeof(rb.randn));
1996/1031		}
1998/0710/sys/src/9/port/devcons.c:953,962 – 1998/0731/sys/src/9/port/devcons.c:947,966
1996/1029		int nrand(int n) {
1998/0731		if(rb.randn == 0) seedrand();
1996/1029		rb.randn = rb.randn*1103515245 + 12345 + MACHP(0)->ticks; return (rb.randn>>16) % n; }
1995/0910
1998/0731		int rand(void) { nrand(1); return rb.randn; }
1995/0913		static int rbnotfull(void*) {
1998/0710/sys/src/9/port/devcons.c:1073,1079 – 1998/0731/sys/src/9/port/devcons.c:1077,1084
1998/0617		} static long qtimer(long n, vlong offset) {
1998/0731		qtimer(long n, vlong offset) {
1998/0617		/* block until time ≥ offset; * add n to offset * return increment to offset (i.e., n)