Merge branch 'master' into 1.7

src/lfs.c

@@ -70,6 +70,7 @@
 #include "lfs.h"
 
 #define LFS_VERSION "1.6.3"
+#define LFS_LIBNAME "lfs"
 
 #if LUA_VERSION_NUM >= 503 /* Lua 5.3 */
 
@@ -433,7 +434,13 @@ static int make_link (lua_State *L) {
 #ifndef _WIN32
   const char *oldpath = luaL_checkstring(L, 1);
   const char *newpath = luaL_checkstring(L, 2);
-  return pushresult(L, (lua_toboolean(L, 3) ? symlink : link)(oldpath, newpath), NULL);
+  int res = (lua_toboolean(L,3) ? symlink : link)(oldpath, newpath);
+  if (res == -1) {
+    return pusherror(L, NULL);
+  } else {
+    lua_pushinteger(L, 0);
+    return 1;
+  }
 #else
   errno = ENOSYS; /* = "Function not implemented" */
   return pushresult(L, -1, "make_link is not supported on Windows");
@@ -925,6 +932,8 @@ LFS_EXPORT int luaopen_lfs (lua_State *L) {
         dir_create_meta (L);
         lock_create_meta (L);
         luaL_newlib (L, fslib);
+        lua_pushvalue(L, -1);
+        lua_setglobal(L, LFS_LIBNAME);
         set_info (L);
         return 1;
 }

tests/test.lua

@@ -88,9 +88,7 @@ io.write(".")
 io.flush()
 
 -- Checking link (does not work on Windows)
-local link_ok = lfs.link (tmpfile, "_a_link_for_test_", true)
-if link_ok then
-  assert (link_ok == true, "successful lfs.link did not return true")
+if lfs.link (tmpfile, "_a_link_for_test_", true) then
   assert (lfs.attributes"_a_link_for_test_".mode == "file")
   assert (lfs.symlinkattributes"_a_link_for_test_".mode == "link")
   assert (lfs.symlinkattributes"_a_link_for_test_".target == tmpfile)