remove trailing spaces

asm.S

@@ -131,7 +131,7 @@ GET:
 	movq	%rcx, 160(%rdi)
 	leaq	8(%rsp), %rcx	/* %rsp */
 	movq	%rcx, 184(%rdi)
-	
+
 	movq	32(%rdi), %rcx	/* restore %rcx */
 	movq	$0, %rax
 	ret
@@ -305,14 +305,14 @@ SET:
 	lw	$28, 120($4)	/* gp */
 	lw	$29, 124($4)	/* sp */
 	lw	$30, 128($4)	/* fp */
-	
+
 	/* 
 	 * If we set $31 directly and j $31, 
 	 * we would loose the outer return address.
 	 * Use a temporary register, then.
 	 */
 	lw	$8, 132($4)		/* ra */
-		
+
 	/*  bug: not setting the pc causes a bus error */
 	lw	$25, 132($4)	/* pc */
 

context.c

@@ -43,7 +43,7 @@ makecontext(ucontext_t *ucp, void (*func)(void), int argc, ...)
 	va_list arg;
 
 	tos = (ulong*)ucp->uc_stack.ss_sp+ucp->uc_stack.ss_size/sizeof(ulong);
-	sp = tos - 16;	
+	sp = tos - 16;
 	ucp->mc.pc = (long)func;
 	ucp->mc.sp = (long)sp;
 	va_start(arg, argc);
@@ -98,7 +98,7 @@ makecontext(ucontext_t *uc, void (*fn)(void), int argc, ...)
 {
 	int i, *sp;
 	va_list arg;
-	
+
 	sp = (int*)uc->uc_stack.ss_sp+uc->uc_stack.ss_size/4;
 	va_start(arg, argc);
 	for(i=0; i<4 && i<argc; i++)
@@ -115,7 +115,7 @@ makecontext(ucontext_t *uc, void (*fn)(void), int argc, ...)
 {
 	int i, *sp;
 	va_list arg;
-	
+
 	va_start(arg, argc);
 	sp = (int*)uc->uc_stack.ss_sp+uc->uc_stack.ss_size/4;
 	for(i=0; i<4 && i<argc; i++)

fd.c

@@ -143,7 +143,7 @@ taskdelay(uint ms)
 {
 	uvlong when, now;
 	Task *t;
-	
+
 	if(!startedfdtask){
 		startedfdtask = 1;
 #if USE_EPOLL
@@ -166,7 +166,7 @@ taskdelay(uint ms)
 		taskrunning->prev = sleeping.tail;
 		taskrunning->next = nil;
 	}
-	
+
 	t = taskrunning;
 	t->alarmtime = when;
 	if(t->prev)
@@ -246,7 +246,7 @@ fdwait(int fd, int rw)
 		fprint(2, "too many poll file descriptors\n");
 		abort();
 	}
-	
+
 	taskstate("fdwait for %s", rw=='r' ? "read" : rw=='w' ? "write" : "error");
 	bits = 0;
 	switch(rw){
@@ -273,7 +273,7 @@ int
 fdread1(int fd, void *buf, int n)
 {
 	int m;
-	
+
 	do
 		fdwait(fd, 'r');
 	while((m = read(fd, buf, n)) < 0 && errno == EAGAIN);
@@ -284,7 +284,7 @@ int
 fdread(int fd, void *buf, int n)
 {
 	int m;
-	
+
 	while((m=read(fd, buf, n)) < 0 && errno == EAGAIN)
 		fdwait(fd, 'r');
 	return m;
@@ -294,7 +294,7 @@ int
 fdwrite(int fd, void *buf, int n)
 {
 	int m, tot;
-	
+
 	for(tot=0; tot<n; tot+=m){
 		while((m=write(fd, (char*)buf+tot, n-tot)) < 0 && errno == EAGAIN)
 			fdwait(fd, 'w');

httpload.c

@@ -19,7 +19,7 @@ void
 taskmain(int argc, char **argv)
 {
 	int i, n;
-	
+
 	if(argc != 4){
 		fprintf(stderr, "usage: httpload n server url\n");
 		taskexitall(1);
@@ -41,7 +41,7 @@ fetchtask(void *v)
 {
 	int fd, n;
 	char buf[512];
-	
+
 	fprintf(stderr, "starting...\n");
 	for(;;){
 		if((fd = netdial(TCP, server, 80)) < 0){

net.c

@@ -57,7 +57,7 @@ netannounce(int istcp, char *server, int port)
 		taskstate("socket failed");
 		return -1;
 	}
-	
+
 	/* set reuse flag for tcp */
 	sn = sizeof n;
 	if(istcp && getsockopt(fd, SOL_SOCKET, SO_TYPE, (void*)&n, &sn) >= 0){
@@ -85,7 +85,7 @@ netaccept(int fd, char *server, int *port)
 	int cfd, one;
 	struct sockaddr_storage ss;
 	socklen_t len;
-	
+
 	fdwait(fd, 'r');
 
 	taskstate("netaccept");
@@ -124,7 +124,7 @@ netlookup(char *name, unsigned char *ip)
 
 	if(parseip(ip, name) == 0)
 		return 0;
-	
+
 	/* BUG - Name resolution blocks.  Need a non-blocking DNS. */
 	taskstate("netlookup");
 	if((he = gethostbyname(name)) != 0){
@@ -143,7 +143,7 @@ netlookup(char *name, unsigned char *ip)
 		taskstate("netlookup succeeded");
 		return 0;
 	}
-	
+
 	taskstate("netlookup failed");
 	return -1;
 }
@@ -155,7 +155,7 @@ netdial(int istcp, char *server, int port)
 	unsigned char ip[IPaddrlen];
 	struct sockaddr_storage ss;
 	socklen_t sn;
-	
+
 	if(netlookup(server, ip) < 0)
 		return -1;
 
@@ -172,7 +172,7 @@ netdial(int istcp, char *server, int port)
 		n = 1;
 		setsockopt(fd, SOL_SOCKET, SO_BROADCAST, &n, sizeof n);
 	}
-	
+
 	/* start connecting */
 	memset(&ss, 0, sizeof ss);
 	ss.ss_family = family(ip);
@@ -193,14 +193,14 @@ netdial(int istcp, char *server, int port)
 		return -1;
 	}
 
-	/* wait for finish */	
+	/* wait for finish */
 	fdwait(fd, 'w');
 	sn = sizeof ss;
 	if(getpeername(fd, (struct sockaddr*)&ss, &sn) >= 0){
 		taskstate("connect succeeded");
 		return fd;
 	}
-	
+
 	/* report error */
 	sn = sizeof n;
 	getsockopt(fd, SOL_SOCKET, SO_ERROR, (void*)&n, &sn);

print.c

@@ -45,7 +45,7 @@ printstr(char *dst, char *edst, char *s, int size)
 	}
 	return dst+n;
 }
-	
+
 char*
 vseprint(char *dst, char *edst, char *fmt, va_list arg)
 {
@@ -105,7 +105,7 @@ vseprint(char *dst, char *edst, char *fmt, va_list arg)
 					char buf[30], *p;
 					int zero;
 					uvlong luv;
-				
+			
 					if(fl&FlagLongLong){
 						if(fl&FlagUnsigned)
 							luv = va_arg(arg, uvlong);
@@ -124,7 +124,7 @@ vseprint(char *dst, char *edst, char *fmt, va_list arg)
 								luv = va_arg(arg, int);
 						}
 					}
-				
+			
 					p = buf+sizeof buf;
 					zero = 0;
 					if(!(fl&FlagUnsigned) && (vlong)luv < 0){
@@ -157,7 +157,7 @@ vseprint(char *dst, char *edst, char *fmt, va_list arg)
 				case 'r':
 					w = printstr(w, edst, strerror(errno), size*sign);
 					goto break2;
-				default:	
+				default:
 					p = "X*verb*";
 					goto break2;
 				}
@@ -166,7 +166,7 @@ vseprint(char *dst, char *edst, char *fmt, va_list arg)
 			break;
 		}
 	}
-	
+
 	assert(w < edst);
 	*w = 0;
 	return dst;

qlock.c

@@ -38,7 +38,7 @@ void
 qunlock(QLock *l)
 {
 	Task *ready;
-	
+
 	if(l->owner == 0){
 		fprint(2, "qunlock: owner=0\n");
 		abort();
@@ -119,7 +119,7 @@ void
 wunlock(RWLock *l)
 {
 	Task *t;
-	
+
 	if(l->writer == nil){
 		fprint(2, "wunlock: not locked\n");
 		abort();

task.c

@@ -182,7 +182,7 @@ int
 taskyield(void)
 {
 	int n;
-	
+
 	n = tasknswitch;
 	taskready(taskrunning);
 	taskstate("yield");

taskimpl.h

@@ -108,7 +108,7 @@ extern	void		makecontext(ucontext_t*, void(*)(), int, ...);
 #		include "amd64-ucontext.h"
 #	else
 #		include "power-ucontext.h"
-#	endif	
+#	endif
 #endif
 
 #if defined(__OpenBSD__)

tcpproxy.c

@@ -22,7 +22,7 @@ int*
 mkfd2(int fd1, int fd2)
 {
 	int *a;
-	
+
 	a = malloc(2*sizeof a[0]);
 	if(a == 0){
 		fprintf(stderr, "out of memory\n");
@@ -39,7 +39,7 @@ taskmain(int argc, char **argv)
 	int cfd, fd;
 	int rport;
 	char remote[46];
-	
+
 	if(argc != 4){
 		fprintf(stderr, "usage: tcpproxy localport server remoteport\n");
 		taskexitall(1);
@@ -87,7 +87,7 @@ rwtask(void *v)
 	rfd = a[0];
 	wfd = a[1];
 	free(a);
-	
+
 	while((n = fdread(rfd, buf, sizeof buf)) > 0)
 		fdwrite(wfd, buf, n);
 	shutdown(wfd, SHUT_WR);

testdelay.c

@@ -21,7 +21,7 @@ void
 taskmain(int argc, char **argv)
 {
 	int i, n;
-	
+
 	c = chancreate(sizeof(unsigned long), 0);
 
 	n = 0;