source: buchla-68k/libsm/strcmp.c@ 210d896

Last change on this file since 210d896 was b28a12e, checked in by Thomas Lopatic <thomas@…>, 7 years ago

Zero redundant declarations.
  • Property mode set to 100644
File size: 462 bytes
Line 
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
10#include "ram.h"
11
12int16_t strcmp(int8_t *s1, int8_t *s2)
13{
14 if(s1 == s2)
15 return(0);
16
17 while(*s1 == *s2++)
18 if(*s1++ == '\0')
19 return(0);
20
21 return((int16_t)*s1 - (int16_t)*--s2);
22}
23
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