ast_copy_string is not available when LOW_MEMORY is used and things are being built in the utils directory, so we need to resort to the old method of strncpy. (issue #8579 reported by mottano)

git-svn-id: https://origsvn.digium.com/svn/asterisk/branches/1.4@49009 65c4cc65-6c06-0410-ace0-fbb531ad65f3

main/ast_expr2f.c

@@ -3134,11 +3134,11 @@ int ast_expr(char *expr, char *buf, int length)
 			res_length = snprintf(buf, length, "%ld", (long int) io.val->u.i);
 			return_value = (res_length <= length) ? res_length : length;
 		} else {
-#ifdef STANDALONE
+#if defined(STANDALONE) || defined(LOW_MEMORY)
 			strncpy(buf, io.val->u.s, length - 1);
-#else /* !STANDALONE */
+#else /* !STANDALONE && !LOW_MEMORY */
 			ast_copy_string(buf, io.val->u.s, length);
-#endif /* STANDALONE */
+#endif /* STANDALONE || LOW_MEMORY */
 			return_value = strlen(buf);
 			free(io.val->u.s);
 		}

pbx/ael/ael_lex.c

@@ -1689,7 +1689,7 @@ YY_RULE_SETUP
 			if (*(p1+1) != '/')
 				snprintf(fnamebuf, sizeof(fnamebuf), "%s/%s", ast_config_AST_CONFIG_DIR, p1 + 1);
 			else
-#ifdef STANDALONE
+#if defined(STANDALONE) || defined(LOW_MEMORY)
 				strncpy(fnamebuf, p1 + 1, sizeof(fnamebuf) - 1);
 #else
 				ast_copy_string(fnamebuf, p1 + 1, sizeof(fnamebuf));