cleanup types in proc.c

Reference: /n/atom/patch/applied/9procclean
Date: Thu Jun  5 14:13:49 CES 2014
Signed-off-by: quanstro@quanstro.net

--- /sys/src/9/port/proc.c	Thu Jun  5 14:13:46 2014
+++ /sys/src/9/port/proc.c	Thu Jun  5 14:13:47 2014
@@ -5,6 +5,7 @@
 #include	"fns.h"
 #include	"../port/error.h"
 #include	"../port/edf.h"
+#include	"errstr.h"
 #include	<trace.h>
 
 int	schedgain = 30;	/* units in seconds */
@@ -265,8 +266,7 @@
 void
 updatecpu(Proc *p)
 {
-	int n, t, ocpu;
-	int D = schedgain*HZ*Scaling;
+	int D, n, t, ocpu;
 
 	if(p->edf)
 		return;
@@ -277,6 +277,7 @@
 
 	if(n == 0)
 		return;
+	D = schedgain*HZ*Scaling;
 	if(n > D)
 		n = D;
 
@@ -602,27 +603,27 @@
 
 	p->state = Scheding;
 	p->psstate = "New";
-	p->mach = 0;
-	p->qnext = 0;
+	p->mach = nil;
+	p->qnext = nil;
 	p->nchild = 0;
 	p->nwait = 0;
-	p->waitq = 0;
-	p->parent = 0;
-	p->pgrp = 0;
-	p->egrp = 0;
-	p->fgrp = 0;
-	p->rgrp = 0;
-	p->pdbg = 0;
+	p->waitq = nil;
+	p->parent = nil;
+	p->pgrp = nil;
+	p->egrp = nil;
+	p->fgrp = nil;
+	p->rgrp = nil;
+	p->pdbg = nil;
 	p->fpstate = FPinit;
 	p->kp = 0;
 	if(up && up->procctl == Proc_tracesyscall)
 		p->procctl = Proc_tracesyscall;
 	else
 		p->procctl = 0;
-	p->syscalltrace = 0;	
+	p->syscalltrace = nil;	
 	p->notepending = 0;
 	p->nnote = 0;
-	p->ureg = 0;
+	p->ureg = nil;
 	p->privatemem = 0;
 	p->noswap = 0;
 	p->errstr = p->errbuf0;
@@ -647,8 +648,8 @@
 		p->kstack = smalloc(KSTACK);
 
 	/* sched params */
-	p->mp = 0;
-	p->wired = 0;
+	p->mp = nil;
+	p->wired = nil;
 	procpriority(p, PriNormal, 0);
 	p->cpu = 0;
 	p->lastupdate = MACHP(0)->ticks*Scaling;
@@ -1242,7 +1243,7 @@
 void
 dumpaproc(Proc *p)
 {
-	ulong bss;
+	uintptr bss;
 	char *s;
 
 	if(p == 0)
@@ -1437,8 +1438,6 @@
 	}
 }
 
-#include "errstr.h"
-
 void
 error(char *err)
 {
@@ -1471,7 +1470,7 @@
 {
 	int i;
 	Segment *s;
-	ulong l, max;
+	uintptr l, max;
 	Proc *p, *ep, *kp;
 
 	max = 0;