make sure static buffers for snprintf(3) are large enough

and cast snprintf return value to (void) where they are

1 files changed, 6 insertions, 5 deletions

diff --git a/mdoc_man.c b/mdoc_man.c
index f5a7a09f..6483cce9 100644
--- a/mdoc_man.c
+++ b/mdoc_man.c
@@ -457,7 +457,7 @@ print_offs(const char *v)
 	if (Bl_stack_len)
 		sz += Bl_stack[Bl_stack_len - 1];
 
-	snprintf(buf, sizeof(buf), "%zun", sz);
+	(void)snprintf(buf, sizeof(buf), "%zun", sz);
 	print_word(buf);
 	outflags |= MMAN_nl;
 }
@@ -510,7 +510,7 @@ print_width(const char *v, const struct mdoc_node *child, size_t defsz)
 		remain = sz + 2;
 	}
 	if (numeric) {
-		snprintf(buf, sizeof(buf), "%zun", sz + 2);
+		(void)snprintf(buf, sizeof(buf), "%zun", sz + 2);
 		print_word(buf);
 	} else
 		print_word(v);
@@ -520,9 +520,9 @@ print_width(const char *v, const struct mdoc_node *child, size_t defsz)
 static void
 print_count(int *count)
 {
-	char		  buf[12];
+	char		  buf[24];
 
-	snprintf(buf, sizeof(buf), "%d.", ++*count);
+	(void)snprintf(buf, sizeof(buf), "%d.", ++*count);
 	print_word(buf);
 }
 
@@ -1316,7 +1316,8 @@ mid_it(void)
 
 	/* Restore the indentation of the enclosing list. */
 	print_line(".RS", MMAN_Bk_susp);
-	snprintf(buf, sizeof(buf), "%zun", Bl_stack[Bl_stack_len - 1]);
+	(void)snprintf(buf, sizeof(buf), "%zun",
+	    Bl_stack[Bl_stack_len - 1]);
 	print_word(buf);
 
 	/* Remeber to close out this .RS block later. */