remove the last references to sprint(2) from the k10 kernel.
allow calls to smprint().

Reference: /n/atom/patch/applied/k10nosprint
Date: Sun Aug 16 06:40:30 CES 2015
Signed-off-by: quanstro@quanstro.net

--- /sys/src/nix/port/devproc.c	Sun Aug 16 06:39:59 2015
+++ /sys/src/nix/port/devproc.c	Sun Aug 16 06:40:00 2015
@@ -141,7 +141,7 @@
 };
 
 /* Segment type from portdat.h */
-static char *sname[]={ "Text", "Data", "Bss", "Stack", "Shared", "Phys", };
+static char *sname[SG_TYPE+1]={ "Text", "Data", "Bss", "Stack", "Shared", "Phys", "Type6", "Type7", };
 
 /*
  * Qids are, in path:
@@ -1011,7 +1011,7 @@
 			sg = p->seg[i];
 			if(sg == 0)
 				continue;
-			j += sprint(statbuf+j, "%-6s %c%c %p %p %4d\n",
+			j += snprint(statbuf+j, sizeof statbuf - j, "%-6s %c%c %p %p %4d\n",
 				sname[sg->type&SG_TYPE],
 				sg->type&SG_RONLY ? 'R' : ' ',
 				sg->profile ? 'P' : ' ',
--- /sys/src/nix/port/devsrv.c	Sun Aug 16 06:40:02 2015
+++ /sys/src/nix/port/devsrv.c	Sun Aug 16 06:40:04 2015
@@ -87,14 +87,10 @@
 srvname(Chan *c)
 {
 	Srv *sp;
-	char *s;
 
 	for(sp = srv; sp; sp = sp->link)
-		if(sp->chan == c){
-			s = smalloc(3+strlen(sp->name)+1);
-			sprint(s, "#s/%s", sp->name);
-			return s;
-		}
+		if(sp->chan == c)
+			return smprint("#s/%s", sp->name);
 	return nil;
 }
 
--- /sys/src/nix/port/devpckb.c	Sun Aug 16 06:40:06 2015
+++ /sys/src/nix/port/devpckb.c	Sun Aug 16 06:40:07 2015
@@ -8,7 +8,7 @@
 
 enum {
 	Spec=		0xF800,		/* Unicode private space */
-	PF=		Spec|0x20,	/* num pad function key */
+//	PF=		Spec|0x20,	/* num pad function key */
 	View=		Spec|0x00,	/* view (shift window up) */
 	KF=		0xF000,		/* function key (begin Unicode private space) */
 	Shift=		Spec|0x60,
@@ -555,7 +555,7 @@
 enum {
 	Kblinelen	= 3*NUMSIZE+1,
 };
-extern char* smprint(char*, ...);
+
 static long
 pckbread(Chan *c, void *a, long n, vlong offset)
 {
--- /sys/src/nix/port/lib.h	Sun Aug 16 06:40:10 2015
+++ /sys/src/nix/port/lib.h	Sun Aug 16 06:40:11 2015
@@ -108,13 +108,12 @@
 extern	char*	vseprint(char*, char*, char*, va_list);
 extern	int	snprint(char*, int, char*, ...);
 extern	int	vsnprint(char*, int, char*, va_list);
-extern	int	sprint(char*, char*, ...);
+extern	char*	smprint(char*, ...);
 
 #pragma	varargck	argpos	fmtprint	2
 #pragma	varargck	argpos	print		1
 #pragma	varargck	argpos	seprint		3
 #pragma	varargck	argpos	snprint		3
-#pragma	varargck	argpos	sprint		2
 
 #pragma	varargck	type	"lld"	vlong
 #pragma	varargck	type	"llx"	vlong
--- /sys/src/nix/port/dev.c	Sun Aug 16 06:40:13 2015
+++ /sys/src/nix/port/dev.c	Sun Aug 16 06:40:15 2015
@@ -119,6 +119,7 @@
 {
 	Chan *c;
 	char *buf;
+	int n;
 
 	/*
 	 * There are no error checks here because
@@ -131,8 +132,9 @@
 	c->dev = devtabget(dc, 0);
 	if(spec == nil)
 		spec = "";
-	buf = smalloc(1+UTFmax+strlen(spec)+1);
-	sprint(buf, "#%C%s", dc, spec);
+	n = 1+UTFmax+strlen(spec)+1;
+	buf = smalloc(n);
+	snprint(buf, n, "#%C%s", dc, spec);
 	c->path = newpath(buf);
 	free(buf);
 	return c;