From 508ef3422e69128889501ea4e551eb2640db4eeb Mon Sep 17 00:00:00 2001
From: Thadeu Lima de Souza Cascardo <cascardo@cascardo.eti.br>
Date: Sun, 13 Mar 2016 08:54:50 -0300
Subject: [PATCH] =?utf8?q?Verifica=20limites=20de=20token=20antes=20de=20a?=
 =?utf8?q?locar=20mem=C3=B3ria.?=
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Caso não exista mais tokens, não é necessário alocar mais memória.
---
 lib/token.c | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/lib/token.c b/lib/token.c
index 50b82de..da2b8bc 100644
--- a/lib/token.c
+++ b/lib/token.c
@@ -86,6 +86,9 @@ char ** tokens_new(char *line)
 	int i;
 	end = line;
 	do {
+		start = token_next(end, &end);
+		if (start == end)
+			break;
 		if (next <= alloc) {
 			char **nargs;
 			alloc += inc;
@@ -101,9 +104,6 @@ char ** tokens_new(char *line)
 				nargs[i] = NULL;
 			args = nargs;
 		}
-		start = token_next(end, &end);
-		if (start == end)
-			break;
 		if (*start == '"') {
 			args[next] = token_unescape(start, end - 1);
 		} else {
-- 
2.20.1