ln: exit non-zero when errors accured
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parent
8f4b2e8689
commit
f5f43dbd5b
8
ln.c
8
ln.c
@ -19,7 +19,8 @@ int
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main(int argc, char *argv[])
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{
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char *fname, *to;
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int sflag = 0, fflag = 0, hasto = 0, dirfd = AT_FDCWD, flags = AT_SYMLINK_FOLLOW;
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int sflag = 0, fflag = 0, hasto = 0, dirfd = AT_FDCWD, ret = 0,
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flags = AT_SYMLINK_FOLLOW;
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struct stat st, tost;
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ARGBEGIN {
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@ -64,12 +65,14 @@ main(int argc, char *argv[])
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if (!sflag) {
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if (stat(*argv, &st) < 0) {
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weprintf("stat %s:", *argv);
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ret = 1;
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continue;
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} else if (fstatat(dirfd, to, &tost, AT_SYMLINK_NOFOLLOW) < 0) {
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if (errno != ENOENT)
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eprintf("stat %s:", to);
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} else if (st.st_dev == tost.st_dev && st.st_ino == tost.st_ino) {
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weprintf("%s and %s are the same file\n", *argv, *argv);
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ret = 1;
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continue;
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}
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}
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@ -78,8 +81,9 @@ main(int argc, char *argv[])
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if ((!sflag ? linkat(AT_FDCWD, *argv, dirfd, to, flags)
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: symlinkat(*argv, dirfd, to)) < 0) {
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weprintf("%s %s <- %s:", fname, *argv, to);
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ret = 1;
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}
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}
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return 0;
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return ret;
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}
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