basename.c revision 7c478bd95313f5f23a4c958a745db2134aa03244
/* Copyright (c) 1984, 1986, 1987, 1988, 1989 AT&T */
/* All Rights Reserved */
/*
* Copyright (c) 1980 Regents of the University of California.
* All rights reserved. The Berkeley software License Agreement
* specifies the terms and conditions for redistribution.
*/
/*
* Copyright (c) 1983, 1984 1985, 1986, 1987, 1988, Sun Microsystems, Inc.
* All Rights Reserved.
*/
#ident "%Z%%M% %I% %E% SMI" /* SVr4.0 1.1 */
#include <stdio.h>
main(argc, argv)
char **argv;
{
register char *p1, *p2, *p3;
if (argc < 2) {
(void)putchar('\n');
exit(1);
}
p1 = argv[1];
p2 = p1;
while (*p1) {
if (*p1++ == '/')
p2 = p1;
}
if (argc>2) {
for(p3=argv[2]; *p3; p3++)
;
while(p3>argv[2])
if(p1 <= p2 || *--p3 != *--p1)
goto output;
*p1 = '\0';
}
output:
fputs(p2, stdout);
putc('\n', stdout);
exit(0);
/* NOTREACHED */
}