/* save the info for this head */
{
struct head *h = &Heads[NumHeads];
+ const char * tmp;
+
+ if (strlen(name) + 1 > sizeof(h->DisplayName)) {
+ Error(displayName, "name string overflow");
+ return NULL;
+ }
strcpy(h->DisplayName, name);
+
h->Dpy = dpy;
h->Win = win;
h->Context = ctx;
h->Angle = 0.0;
- strcpy(h->Version, (char *) glGetString(GL_VERSION));
- strcpy(h->Vendor, (char *) glGetString(GL_VENDOR));
- strcpy(h->Renderer, (char *) glGetString(GL_RENDERER));
+
+ tmp = (char *) glGetString(GL_VERSION);
+ if (strlen(tmp) + 1 > sizeof(h->Version)) {
+ Error(displayName, "GL_VERSION string overflow");
+ return NULL;
+ }
+ strcpy(h->Version, tmp);
+
+ tmp = (char *) glGetString(GL_VENDOR);
+ if (strlen(tmp) + 1 > sizeof(h->Vendor)) {
+ Error(displayName, "GL_VENDOR string overflow");
+ return NULL;
+ }
+ strcpy(h->Vendor, tmp);
+
+ tmp = (char *) glGetString(GL_RENDERER);
+ if (strlen(tmp) + 1 > sizeof(h->Renderer)) {
+ Error(displayName, "GL_RENDERER string overflow");
+ return NULL;
+ }
+ strcpy(h->Renderer, tmp);
+
NumHeads++;
return &Heads[NumHeads-1];
}
XLookupString(&event.xkey, buf, sizeof(buf), &keySym, &stat);
switch (keySym) {
case XK_Escape:
- exit(0);
+ return;
break;
case XK_d:
case XK_D:
}
if (n < 1)
n = 1;
+ if (n > MAX_HEADS)
+ n = MAX_HEADS;
printf("%d windows\n", n);
for (i = 0; i < n; i++) {