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strrchr.c
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C/C++ Source or Header
|
1992-09-17
|
683b
|
35 lines
/* from Henry Spencer's stringlib */
#include <string.h>
/*
* strrchr - find last occurrence of a character in a string
*/
#ifdef __GNUC__
asm(".stabs \"_rindex\",5,0,0,_strrchr"); /* dept of clean tricks */
#else
char *
rindex(s, charwanted)
const char *s;
int charwanted;
{
return strrchr(s, charwanted);
}
#endif
char * /* found char, or NULL if none */
strrchr(s, charwanted)
const char *s;
register int charwanted;
{
register char c;
register const char *place;
place = NULL;
while ((c = *s++) != 0)
if (c == charwanted)
place = s - 1;
if (charwanted == '\0')
return((char *)--s);
return (char *)place;
}