free_colors(Display *dpy, Colormap cmap, XColor *colors, int ncolors)
{
int i;
- unsigned long *pixels = (unsigned long *) malloc(sizeof(*pixels) * ncolors);
- for (i = 0; i < ncolors; i++)
- pixels[i] = colors[i].pixel;
- XFreeColors (dpy, cmap, pixels, ncolors, 0L);
- free(pixels);
+ if (ncolors > 0)
+ {
+ unsigned long *pixels = (unsigned long *)
+ malloc(sizeof(*pixels) * ncolors);
+ for (i = 0; i < ncolors; i++)
+ pixels[i] = colors[i].pixel;
+ XFreeColors (dpy, cmap, pixels, ncolors, 0L);
+ free(pixels);
+ }
}
while (got < desired
&& requested > 0)
{
- if (desired - got > requested)
+ if (desired - got < requested)
requested = desired - got;
if (XAllocColorCells (dpy, cmap, False, 0, 0, new_pixels, requested))
if (dh < 0) dh = -dh;
if (dh > 0.5) dh = 0.5 - (dh - 0.5);
distance = sqrt ((dh * dh) +
- ((s[j] - s[i]) * (s[j] - v[i])) +
+ ((s[j] - s[i]) * (s[j] - s[i])) +
((v[j] - v[i]) * (v[j] - v[i])));
if (distance < 0.2)
goto REPICK_THIS_COLOR;