source: buchla-68k/libsm/strcmp.c@ b28a12e

Last change on this file since b28a12e was b28a12e, checked in by Thomas Lopatic <thomas@…>, 7 years ago

Zero redundant declarations.
  • Property mode set to 100644
File size: 462 bytes
RevLine 
[f40a309]1/*
2 =============================================================================
3 strcmp.c -- compare strings
4 Version 2 -- 1987-06-15
5
6 Compare strings: s1>s2: >0 s1==s2: 0 s1<s2: <0
7 =============================================================================
8*/
9
[b28a12e]10#include "ram.h"
[6262b5c]11
[7258c6a]12int16_t strcmp(int8_t *s1, int8_t *s2)
[f40a309]13{
14 if(s1 == s2)
15 return(0);
16
17 while(*s1 == *s2++)
18 if(*s1++ == '\0')
19 return(0);
20
[7258c6a]21 return((int16_t)*s1 - (int16_t)*--s2);
[f40a309]22}
[7258c6a]23
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