Obtain last substring of string
May 12, 2008 at 10:30 am | In c language | Leave a CommentTags: last substring, string, Substring
#ifdef STRRSTR_MISSING
#ifndef NULL
#define NULL 0
#endif NULL
#ifdef ANSI
char *strrstr(char *s1,char *s2) {
#else
char *strrstr(s1, s2)
char *s1;
char *s2;
{
#endif
char *sc1, *sc2, *psc1, *ps1;
if (*s2 == ”)
return((char *)s1);
ps1 = s1 + strlen(s1);
while(ps1 != s1) {
–ps1;
for (psc1 = ps1, sc2 = s2; ; )
if (*(psc1++) != *(sc2++))
break;
else if (*sc2 == ”)
return ((char *)ps1);
}
return ((char *)NULL);
}
#endif
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