source: buchla-68k/orig/lib/INCLUDE/MACROS.H@ 050d522

Last change on this file since 050d522 was 3ae31e9, checked in by Thomas Lopatic <thomas@…>, 8 years ago

Imported original source code.
  • Property mode set to 100755
File size: 653 bytes
RevLine 
[3ae31e9]1/*
2 =============================================================================
3 macros.h -- utility macros
4 Version 3 -- 1988-10-19 -- D.N. Lynx Crowe
5
6 All of the usual comments about side-effects apply.
7 =============================================================================
8*/
9
10#ifndef abs
11#define abs(x) ((x) < 0 ? -(x) : (x))
12#endif
13
14#ifndef sign
15#define sign(x,y) ((x) < 0 ? -(y) : (y))
16#endif
17
18#ifndef min
19#define min(x,y) ((x) > (y) ? (y) : (x))
20#endif
21
22#ifndef max
23#define max(x,y) ((x) > (y) ? (x) : (y))
24#endif
25
26#ifndef inrange
27#define inrange(var,lo,hi) (((var) >= (lo)) && ((var) <= (hi)))
28#endif
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