"When Richard Stallman began writing Bison in 1983, he was only trying to build the bits of an operating system he would need to write an operating system. But that recursive goal was no stranger than the recursive name he would create for the software he would eventually create: GNU is Not Unix (GNU). And now, 25 years later, the GNU Compiler Collection (GCC) received approval today from the Free Software Foundation (FSF) to begin work on a plug-in architecture. Mark Mitchell, founder of CodeSourcery, confirmed that the FSF gave its permission to prepare the GCC for plug-ins. This is the first time that such permission has been granted..."