docs: generate keyword-link.txt for codelink

src/scripts/elua/apps/docgen/keyref.lua

@@ -12,8 +12,10 @@ M.add = function(key, lang)
 end
 
 M.build = function()
+    local writer = require("docgen.writer")
+    local dutil = require("docgen.util")
     for lang, rfs in pairs(key_refs) do
-        local f = require("docgen.writer").Writer({ "ref", lang, "keyword-list" })
+        local f = writer.Writer({ "ref", lang, "keyword-list" })
         local arr = {}
         for refn, v in pairs(rfs) do
             arr[#arr + 1] = refn
@@ -22,6 +24,12 @@ M.build = function()
         f:write_raw(table.concat(arr, "\n"))
         f:write_nl()
         f:finish()
+        local lf = writer.Writer({ "ref", lang, "keyword-link" })
+        lf:write_raw("/", dutil.path_join(
+            dutil.get_root(), "ref", lang, "key", "{FNAME}"
+        ))
+        lf:write_nl()
+        lf:finish()
     end
 end
 

src/scripts/elua/apps/docgen/util.lua

@@ -3,7 +3,7 @@ local ffi = require("ffi")
 
 local M = {}
 
-local doc_root
+local doc_root, root_ns
 
 local path_sep, rep_sep = "/", "\\"
 if ffi.os == "Windows" then
@@ -11,7 +11,7 @@ if ffi.os == "Windows" then
 end
 
 M.path_join = function(...)
-    return table.concat({ ... }, path_sep):gsub(rep_sep, path_sep)
+    return (table.concat({ ... }, path_sep):gsub(rep_sep, path_sep))
 end
 
 M.path_to_nspace = function(p)
@@ -26,6 +26,10 @@ M.make_page = function(path)
     return M.path_join(doc_root, path .. ".txt")
 end
 
+M.get_root = function()
+    return root_ns
+end
+
 M.mkdir_r = function(dirn)
     assert(cutil.file_mkpath(dirn and M.path_join(doc_root, dirn) or doc_root))
 end
@@ -58,8 +62,9 @@ M.str_split = function(str, delim)
     return t
 end
 
-M.init = function(root)
+M.init = function(root, rns)
     doc_root = root:gsub(rep_sep, path_sep)
+    root_ns = rns:gsub(rep_sep, path_sep)
 end
 
 return M

src/scripts/elua/apps/gendoc.lua

@@ -1085,8 +1085,9 @@ getopt.parse {
         else
             dr = opts["r"]
         end
-        dr = dutil.path_join(dr, dutil.nspace_to_path(rootns))
-        dutil.init(dr)
+        local pns = dutil.nspace_to_path(rootns)
+        dr = dutil.path_join(dr, pns)
+        dutil.init(dr, pns)
         if #args == 0 then
             dtree.scan_directory()
         else