Memory fixes in new dynamic schema.

[mandoc.git] / validate.c

diff --git a/validate.c b/validate.c
index 45330b7dde3384480bbc1df6ba516e2ce9671ea3..9fbc4058c554e4e9934a0ca207d0fdfb1eb3e44f 100644 (file)
--- a/validate.c
+++ b/validate.c
@@ -1,4 +1,4 @@
-/* $Id: validate.c,v 1.71 2009/03/08 11:41:22 kristaps Exp $ */
+/* $Id: validate.c,v 1.73 2009/03/08 12:40:27 kristaps Exp $ */
 /*
  * Copyright (c) 2008 Kristaps Dzonsons <kristaps@kth.se>
  *
@@ -638,6 +638,7 @@ check_args(struct mdoc *m, const struct mdoc_node *n)
        if (NULL == n->args)
                return(1);
 
+       assert(n->args->argc);
        for (i = 0; i < (int)n->args->argc; i++)
                if ( ! check_argv(m, n, &n->args->argv[i]))
                        return(0);
@@ -684,8 +685,7 @@ check_text(struct mdoc *mdoc, int line, int pos, const char *p)
                        p += (int)c - 1;
                        continue;
                }
-               return(mdoc_perr(mdoc, line, pos, 
-                               "invalid escape sequence"));
+               return(mdoc_perr(mdoc, line, pos, "invalid escape"));
        }
 
        return(1);
@@ -891,7 +891,7 @@ static int
 pre_an(PRE_ARGS)
 {
 
-       if (n->args && 1 >= n->args->argc)
+       if (NULL == n->args || 1 == n->args->argc)
                return(1);
        return(mdoc_nerr(mdoc, n, "only one argument allowed"));
 }