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author | Marius <mariausol@gmail.com> | 2013-12-02 16:40:20 +0200 |
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committer | Marius <mariausol@gmail.com> | 2013-12-02 16:40:20 +0200 |
commit | e1919e77f8fa775a3434f7bd7ee23100d6b4d527 (patch) | |
tree | 2e786197ec97cc94d004d367df054db9e16cc321 /tex/context/base/node-met.lua | |
parent | dcde325d302ac7158a5e49d129cfff47c499f0e7 (diff) | |
download | context-e1919e77f8fa775a3434f7bd7ee23100d6b4d527.tar.gz |
beta 2013.12.02 15:22
Diffstat (limited to 'tex/context/base/node-met.lua')
-rw-r--r-- | tex/context/base/node-met.lua | 24 |
1 files changed, 12 insertions, 12 deletions
diff --git a/tex/context/base/node-met.lua b/tex/context/base/node-met.lua index 7d10ce9f8..c85a53c8e 100644 --- a/tex/context/base/node-met.lua +++ b/tex/context/base/node-met.lua @@ -185,18 +185,18 @@ local n_remove_node = node.remove -- not yet nodes.remove -- end local function remove(head,current,free_too) - local t = current - head, current = n_remove_node(head,current) - if t then - if free_too then - n_free_node(t) - t = nil - else - n_setfield(t,"next",nil) - n_setfield(t,"prev",nil) - end - end - return head, current, t + local t = current + head, current = n_remove_node(head,current) + if not t then + -- forget about it + elseif free_too then + n_free_node(t) + t = nil + else + n_setfield(t,"next",nil) + n_setfield(t,"prev",nil) + end + return head, current, t end nodes.remove = remove |