libk  Artifact [9abe158651]

Artifact 9abe158651aac59a30e08d703e081570408d10cd9c6e2faa11eb6f570d355a73:

• File kcore/def.h.m — part of check-in [e794c5edef] at 2019-06-29 09:31:50 on branch trunk — add a bunch of code, port the header mechanism to gpp; add a fuckton of definitions and compatibility header code; notably, add core function kstop and x86.lin.{32,64} impl. update docs accordingly (user: lexi, size: 925) [annotate] [blame] [check-ins using]

--- kcore/def.h.m → <k/def.h>
--- ~ lexi hale <lexi@hale.su>
--- this file gathers information on the environment it's
--- being compiled in, setting macros that other headers
--- need. it will be emitted as <k/def.h>.
--- vim: ft=c

[ifdef atom_target_bits]
	[define target: [atom_target_arch].[atom_target_os].[atom_target_bits]]
	#define KVbits [atom_target_bits]
[else]
	[define target: [atom_target_arch].[atom_target_os]]
[endif]
#define KVtarget [target]
#define KVos [atom_target_os]
#define KVarch [atom_target_arch]
[if [target_unix] == yes]
	#define KFenv_unix
	#define KFenv_posix
[else]
	[if [target_posix] == yes]
		#define KFenv_posix
	[endif]
[endif]

#define Kpragma(p) _Pragma(#p)
#if defined(__GNUC__) || defined(__clang__)
#   define Kerror(msg) Kpragma(GCC error #msg) 
#else
#   define Kerror(msg) Kpragma(message #msg)
#endif
#define Knoimpl(fn) Kerror(no implementation of fn for platform [target])