SHA256
1
0
forked from pool/texinfo
texinfo/texinfo-4.8-echo.patch

27 lines
620 B
Diff

--- info/echo-area.c
+++ info/echo-area.c Tue Jan 25 17:32:07 2005
@@ -1502,7 +1502,7 @@
void
inform_in_echo_area (const char *message)
{
- int i;
+ int i, len;
char *text;
int avail = EA_MAX_INPUT + 1 - input_line_end;
@@ -1512,7 +1512,13 @@
text[i] = 0;
echo_area_initialize_node ();
- sprintf (&input_line[input_line_end], "%s[%s]\n",
+
+ len = EA_MAX_INPUT - input_line_end;
+ if (len <= 0) {
+ free (text);
+ return;
+ }
+ snprintf (&input_line[input_line_end], len, "%s[%s]\n",
echo_area_is_active ? " ": "", text);
free (text);
the_echo_area->point = input_line_point;