On Sep 7, 2006, at 9:05 PM, Adam Maas wrote: > That's not actually true. While OS X is very definitely a version of > NeXTSTEP/OPENSTEP, it has fairly significant additions, all of which > complicated the portability work. There was massive work on the > kernel, > and an entirely new UNIX subsystem along with the Carbon API and the > Classic Emulation environment were added.
Not to mention the entire Quartz graphics library, the change from Display Postscript to PDF, the font subsystem, the IO Kit and kernel extension subsystems, six massive and major revisions of the gnu-cc compiler suite (which alone, by the way, is more than 3x the source base size of the kernel), the overhaul of all the development tools, the Java language implementation, the Aqua human interface library, etc etc ... > Ryan, note that Godfrey worked on the team involved. He knows > exactly what happened. Uh huh. ;-) Godfrey -- PDML Pentax-Discuss Mail List [email protected] http://pdml.net/mailman/listinfo/pdml_pdml.net
