src/usr.bin/readlink/readlink.c - diff

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version 1.7, 1997/06/29 19:20:31

version 1.8, 1997/07/01 15:09:36

Line 37

char **argv;

{

char buf[PATH_MAX];

int n;

int n, ch, nflag = 0;

extern int optind;

if (argc != 2) {

while ((ch = getopt(argc, argv, "n")) != -1)

fprintf(stderr, "usage: readlink symlink");

switch (ch) {

case 'n':

nflag = 1;

break;

default:

(void)fprintf(stderr,

"usage: readlink [-n] symlink\n");

exit(1);

}

argc -= optind;

argv += optind;

if (argc != 1) {

fprintf(stderr, "usage: readlink [-n] symlink\n");

exit(1);

}

if ((n = readlink(argv[1], buf, PATH_MAX)) < 0)

if ((n = readlink(argv[0], buf, PATH_MAX)) < 0)

exit(1);

buf[n] = '\0';

printf("%s", buf);

if (!nflag)

putchar('\n');

exit(0);

}