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-rw-r--r--macros/luatex/generic/lualibs/lualibs-package.lua24
1 files changed, 18 insertions, 6 deletions
diff --git a/macros/luatex/generic/lualibs/lualibs-package.lua b/macros/luatex/generic/lualibs/lualibs-package.lua
index 94607d4368..a35ec3e2a9 100644
--- a/macros/luatex/generic/lualibs/lualibs-package.lua
+++ b/macros/luatex/generic/lualibs/lualibs-package.lua
@@ -300,7 +300,10 @@ methods["already loaded"] = function(name)
end
methods["preload table"] = function(name)
- return builtin["preload table"](name)
+ local f = builtin["preload table"]
+ if f then
+ return f(name)
+ end
end
methods["qualified path"]=function(name)
@@ -316,17 +319,26 @@ methods["lib extra list"] = function(name)
end
methods["path specification"] = function(name)
- getluapaths() -- triggers list building and tracing
- return builtin["path specification"](name)
+ local f = builtin["path specification"]
+ if f then
+ getluapaths() -- triggers list building and tracing
+ return f(name)
+ end
end
methods["cpath specification"] = function(name)
- getlibpaths() -- triggers list building and tracing
- return builtin["cpath specification"](name)
+ local f = builtin["cpath specification"]
+ if f then
+ getlibpaths() -- triggers list building and tracing
+ return f(name)
+ end
end
methods["all in one fallback"] = function(name)
- return builtin["all in one fallback"](name)
+ local f = builtin["all in one fallback"]
+ if f then
+ return f(name)
+ end
end
methods["not loaded"] = function(name)