On Wed, 23 Dec 2009, Christopher Michael wrote:
> On 12/23/2009 06:14 PM, Christopher Michael wrote: >> On 12/23/2009 06:01 PM, Vincent Torri wrote: >>> >>> >>> On Wed, 23 Dec 2009, Enlightenment SVN wrote: >>> >>>> Log: >>>> When using snprintf or fgets, etc, do not use PATH_MAX directly as the >>>> size >>>> of the variable...use sizeof() compiler directive (lots of these). >>> >>> that's something i don't understand. >>> >>> char buf[PATH_MAX] is an array of size PATH_MAX in bytes >>> and sizeof(buf) returns the size of buf in bytes, which is also PATH_MAX >>> >>> so what is the interest of using sizeof() instead of PATH_MAX ? >>> >>> Vincent >> >> A little while ago I had changed snprintf's in several spots todo just >> that...PATH_MAX rather than sizeof()...raster suggested against it and >> had a valid reason (can't remember it now, but if you grep the mailing >> list archives I am sure you will find the discussion) >> >> dh >> > Also, doing sizeof() is a compiler directive so does not incur any > performance hits...plus it matches the rest of EFL. using a macro does not involved any performance hit too as PATH_MAX is directly replaced by its value before the compilation. Vincent ------------------------------------------------------------------------------ This SF.Net email is sponsored by the Verizon Developer Community Take advantage of Verizon's best-in-class app development support A streamlined, 14 day to market process makes app distribution fast and easy Join now and get one step closer to millions of Verizon customers http://p.sf.net/sfu/verizon-dev2dev _______________________________________________ enlightenment-devel mailing list enlightenment-devel@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/enlightenment-devel