vendor/heirloom-doctools/20161016

1 files changed, 5 insertions, 8 deletions

diff --git a/pic/misc.c b/pic/misc.c
index 4aa9b06d5c4c..73ea3d7db771 100644
--- a/pic/misc.c
+++ b/pic/misc.c
@@ -93,8 +93,8 @@ double getcomp(obj *p, int t)	/* return component of a position */
 	return 0;
 }
 
-double	exprlist[100];
-int	nexpr	= 0;
+static double	exprlist[100];
+static int	nexpr	= 0;
 
 void exprsave(double f)
 {
@@ -177,16 +177,13 @@ void printpos(obj *p)	/* print position for debugging */
 	printf("%g, %g\n", p->o_x, p->o_y);
 }
 
-char *tostring(char *s)
+char *tostring(const char *s)
 {
-	register char *p;
-	size_t l;
+	char *p;
 
-	l = strlen(s)+1;
-	p = malloc(l);
+	p = strdup(s);
 	if (p == NULL)
 		FATAL("out of space in tostring on %s", s);
-	n_strcpy(p, s, l);
 	return(p);
 }