source: buchla-68k/libsm/memcmp.c@ bc11fc1

Last change on this file since bc11fc1 was 7258c6a, checked in by Thomas Lopatic <thomas@…>, 8 years ago

Use standard integer types.
  • Property mode set to 100644
File size: 501 bytes
RevLine 
[f40a309]1/*
2 =============================================================================
3 memcmp.c -- compare memory areas
4 Version 2 -- 1987-06-15
5
[5c13d64]6 Compare n bytes: vp1>vp2: >0 vp1==vp2: 0 vp1<vp2: <0
[f40a309]7 =============================================================================
8*/
9
[7258c6a]10int16_t memcmp(void *vp1, void *vp2, int16_t n)
[f40a309]11{
[7258c6a]12 int8_t *cp1 = vp1;
13 int8_t *cp2 = vp2;
14 register int16_t diff;
[f40a309]15
[5c13d64]16 if (cp1 != cp2)
17 while (--n >= 0)
18 if (diff = *cp1++ - *cp2++)
19 return(diff);
20
21 return(0);
[f40a309]22}
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