On Wed, Jul 16, 2003 at 01:59:44AM -0700, Kris Kennaway wrote: > On Wed, Jul 16, 2003 at 12:43:37AM -0700, Marcel Moolenaar wrote: > > On Tue, Jul 15, 2003 at 10:16:01PM -0700, Kris Kennaway wrote: > > > > > > > > malloc, you say? I have build failures in XFree4-clients because > > > > rman coredumps and I have a backtrace full of free() frames... > > > > > > > > Coincidence? > > > > > > Some of the XFree86 utilities contain malloc bugs..rman in particular > > > has been dumping core on certain ports for a couple of years. I tried > > > to track it down once but couldn't find it. > > > > [cc [EMAIL PROTECTED] > > > > The attached patch fixes rman. The faulting case is "\\\0". The '\0' > > was handled in the default case for escaped characters, which also > > incremented the pointer p beyond the terminating '\0'. > > > > Oh: this goes to devel/imake-4 of course. > > > > -- > > Marcel Moolenaar USPA: A-39004 [EMAIL PROTECTED] > > The print/gv port has patch-ad to work around another rman bug. This > bug is only exposed by malloc debugging.
Probably a different bug. The ^G is assumed to be a delimiter. The code will look for the closing delimiter, but will not find one. This too can result in runnaway pointers. I haven't analyzed the code that closely though. -- Marcel Moolenaar USPA: A-39004 [EMAIL PROTECTED] _______________________________________________ [EMAIL PROTECTED] mailing list http://lists.freebsd.org/mailman/listinfo/freebsd-current To unsubscribe, send any mail to "[EMAIL PROTECTED]"
