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Re: where is #define __linux__

On Mon, Jan 08, 2001 at 11:05:54PM -0800, Aaron Brashears wrote:
| I'm doing some code which is intended to work on linux and sunos. I
| was poking through the header files in /usr/include on my debian box
| and found a line in g++-3/stl_config.h which specified:
| #if defined(__linux__) 
| after a quick test, I found out this is true on linux, and not true on
| solaris when using gcc. However, grep -r '__linux__' * doesn't reveal
| the location where it is in fact #defined.
Not sure, but it could be defined in the compiler itself.

| Anyone have a clue what's going on? While on the topic, is there a
| magic preprocessor definition that lets me know if I'm on
| sunos/solaris?

I know that __GNUC__ and __GNUG__ are defined if using gcc/g++
respectively, but I don't know of a Solaris specific label.  Maybe
grepping through the g++ sources for __.*__ would help?


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