mirror of git://git.suckless.org/sbase
54 lines
828 B
C
54 lines
828 B
C
/* See LICENSE file for copyright and license details. */
|
|
#include <errno.h>
|
|
#include <stdbool.h>
|
|
#include <stdio.h>
|
|
#include <stdlib.h>
|
|
#include <unistd.h>
|
|
#include "util.h"
|
|
|
|
static int ln(const char *, const char *);
|
|
|
|
static bool sflag = false;
|
|
static bool fflag = false;
|
|
|
|
static void
|
|
usage(void)
|
|
{
|
|
eprintf("usage: %s [-fs] target linkname\n", argv0);
|
|
}
|
|
|
|
int
|
|
main(int argc, char *argv[])
|
|
{
|
|
ARGBEGIN {
|
|
case 'f':
|
|
fflag = true;
|
|
break;
|
|
case 's':
|
|
sflag = true;
|
|
break;
|
|
default:
|
|
usage();
|
|
} ARGEND;
|
|
|
|
enmasse(argc, &argv[0], ln);
|
|
|
|
return 0;
|
|
}
|
|
|
|
int
|
|
ln(const char *s1, const char *s2)
|
|
{
|
|
int (*flink)(const char *, const char *) = sflag ? symlink : link;
|
|
|
|
if(flink(s1, s2) == 0)
|
|
return 0;
|
|
if(fflag && errno == EEXIST) {
|
|
if(remove(s2) == -1)
|
|
eprintf("remove %s:", s2);
|
|
return flink(s1, s2);
|
|
}
|
|
return -1;
|
|
}
|
|
|