maybe this was the case in older versions. a current free() should accept NULL.
Xfree is onyl a wrapper for free() #define Xfree(ptr) free((ptr)) Am 21.05.2015 19:02, schrieb Jasper St. Pierre: > I thought I remembered something which tried to poke the pointer first > to make it crash if it was NULL, since freeing of a NULL pointer was > considered a bug. > > On Thu, May 21, 2015 at 9:34 AM, Emil Velikov <[email protected]> > wrote: >> On 21 May 2015 at 17:21, Jasper St. Pierre <[email protected]> wrote: >>> XFree crashes when passed NULL. >>> >> I've never tried it personally, but it seems that XFree() is a simple >> wrapper around free(), which should work just fine. [1] [2] >> On the other hand $ man 3 XFree clearly states that "NULL pointer >> cannot be passed to this function" :-\ the documentation need a fix. >> -Emil >> >> [1] http://cgit.freedesktop.org/xorg/lib/libX11/tree/src/XlibInt.c#n1546 >> [2] >> http://cgit.freedesktop.org/xorg/lib/libX11/tree/include/X11/Xlibint.h#n332 > > > _______________________________________________ [email protected]: X.Org development Archives: http://lists.x.org/archives/xorg-devel Info: http://lists.x.org/mailman/listinfo/xorg-devel
