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-rw-r--r--libglusterfs/src/syscall.c8
1 files changed, 7 insertions, 1 deletions
diff --git a/libglusterfs/src/syscall.c b/libglusterfs/src/syscall.c
index 117fa209e21..d1b9ef84c96 100644
--- a/libglusterfs/src/syscall.c
+++ b/libglusterfs/src/syscall.c
@@ -121,7 +121,13 @@ int
sys_link (const char *oldpath, const char *newpath)
{
#ifdef HAVE_LINKAT
- /* see HAVE_LINKAT in xlators/storage/posix/src/posix.c */
+ /*
+ * On most systems (Linux being the notable exception), link(2)
+ * first resolves symlinks. If the target is a directory or
+ * is nonexistent, it will fail. linkat(2) operates on the
+ * symlink instead of its target when the AT_SYMLINK_FOLLOW
+ * flag is not supplied.
+ */
return linkat (AT_FDCWD, oldpath, AT_FDCWD, newpath, 0);
#else
return link (oldpath, newpath);