Jeff, that 'proposed change' sort of escaped into the wild in a wash of commits from a 'mhaberler only' state of affairs.
I'll clean that up eventually. - Michael Am 11.01.2012 um 15:34 schrieb Jeff Epler: > I belatedly took a look at this proposed change. > > The added file backtrace.cc doesn't include a license. If it's > code that you copied from the internet, then you can't just add a > license statement on your own, you have to obey the original (probably > also unspecified) license. > > If readlink truncates, it won't work. > > If gdb isn't installed (i.e., all non-developer machines), this code > doesn't provide a backtrace. > > It looks superficially like SIGUSR1 will only work once, as the signal > is ignored. > > You're calling lots of stuff from a signal. Strictly speaking, almost > nothing in POSIX is reentrant in this way. Lots of programs violate > this requirement, but that's really a lousy to write new code that does > it. (a complete list of functions that are callable from signal handlers is > part way down this page: > http://pubs.opengroup.org/onlinepubs/009695399/functions/xsh_chap02_04.html#tag_02_04 > readlink, fprintf, and who knows what all that is called indirectly from > emcOperatorError are not permitted) > > Ignoring that list for a moment, you also don't save and restore errno, > but you do call things like fork() and readlink() that can change errno. > > Jeff > > ------------------------------------------------------------------------------ > Ridiculously easy VDI. With Citrix VDI-in-a-Box, you don't need a complex > infrastructure or vast IT resources to deliver seamless, secure access to > virtual desktops. With this all-in-one solution, easily deploy virtual > desktops for less than the cost of PCs and save 60% on VDI infrastructure > costs. Try it free! http://p.sf.net/sfu/Citrix-VDIinabox > _______________________________________________ > Emc-developers mailing list > [email protected] > https://lists.sourceforge.net/lists/listinfo/emc-developers ------------------------------------------------------------------------------ RSA(R) Conference 2012 Mar 27 - Feb 2 Save $400 by Jan. 27 Register now! http://p.sf.net/sfu/rsa-sfdev2dev2 _______________________________________________ Emc-developers mailing list [email protected] https://lists.sourceforge.net/lists/listinfo/emc-developers
