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ln: allow dangling symlinks

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This commit is contained in:
Eivind Uggedal 2015-06-05 11:11:09 +00:00 committed by sin
parent d383612450
commit 9e04a4fcdc
1 changed files with 14 additions and 11 deletions
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25
ln.c
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@ -65,20 +65,23 @@ main(int argc, char *argv[])
if (!hastarget) if (!hastarget)
target = basename(*argv); target = basename(*argv);
if (stat(*argv, &st) < 0) { if (!sflag) {
weprintf("stat %s:", *argv); if (stat(*argv, &st) < 0) {
ret = 1; weprintf("stat %s:", *argv);
continue; ret = 1;
} else if (fstatat(dirfd, target, &tst, AT_SYMLINK_NOFOLLOW) < 0) { continue;
if (errno != ENOENT) { } else if (fstatat(dirfd, target, &tst, AT_SYMLINK_NOFOLLOW) < 0) {
weprintf("fstatat %s %s:", targetdir, target); if (errno != ENOENT) {
weprintf("fstatat %s %s:", targetdir, target);
ret = 1;
continue;
}
} else if (st.st_dev == tst.st_dev && st.st_ino == tst.st_ino) {
weprintf("%s and %s/%s are the same file\n",
*argv, targetdir, target);
ret = 1; ret = 1;
continue; continue;
} }
} else if (st.st_dev == tst.st_dev && st.st_ino == tst.st_ino) {
weprintf("%s and %s/%s are the same file\n", *argv, targetdir, target);
ret = 1;
continue;
} }
if (fflag && unlinkat(dirfd, target, 0) < 0 && errno != ENOENT) { if (fflag && unlinkat(dirfd, target, 0) < 0 && errno != ENOENT) {