From d5bbe955840c5c83e37ed19df4d392d7ba0970ed Mon Sep 17 00:00:00 2001
From: Roberto I <roberto@inf.puc-rio.br>
Date: Wed, 22 Jul 2026 13:43:40 -0300
Subject: Details

- Some api_checknelems changed to the more restrict api_checkpop.
- Added a class to the html for APIs in the manual.
- Comments and manual.
---
 manual/2html     |  7 ++++---
 manual/manual.of | 10 +++++++++-
 2 files changed, 13 insertions(+), 4 deletions(-)

(limited to 'manual')

diff --git a/manual/2html b/manual/2html
index 243f3f22..23f37ac6 100755
--- a/manual/2html
+++ b/manual/2html
@@ -58,7 +58,7 @@ end
 
 local function compose (f,g)
   assert(f and g)
-  return function (s) return g(f(s)) end
+  return function (...) return g(f(...)) end
 end
 
 local function concat (f, g)
@@ -395,9 +395,10 @@ APIEntry = function (e)
   local apiicmd, ne = string.match(e, "^(.-</span>)(.*)")
 --io.stderr:write(e)
   if not apiicmd then
-    return antipara(Tag.hr() .. Tag.h3(a)) .. Tag.pre(h) .. e
+    return antipara(Tag.hr() .. Tag.h3(a)) .. Tag.pre(h, {class="api"}) .. e
   else
-    return antipara(Tag.hr() .. Tag.h3(a)) .. apiicmd .. Tag.pre(h) .. ne
+    return antipara(Tag.hr() .. Tag.h3(a)) .. apiicmd ..
+                    Tag.pre(h, {class="api"}) .. ne
   end
 end,
 
diff --git a/manual/manual.of b/manual/manual.of
index 426ad453..e2d1a651 100644
--- a/manual/manual.of
+++ b/manual/manual.of
@@ -1728,7 +1728,7 @@ global X <const>, _G
 X = 1           -- ERROR
 _ENV.X = 1      -- Ok
 _G.print(X)     -- Ok
-foo()         -- 'foo' can freely change any global
+foo()           -- 'foo' can freely change any global
 }
 
 A chunk is also a block @see{chunks},
@@ -6071,6 +6071,14 @@ In both cases,
 the function pushes onto the stack the final value associated
 with @id{tname} in the registry.
 
+Usage note: Beware the use of the return value of this function to
+conditionally initializes the new metatable
+(e.g., by adding metamethods to it).
+If the initialization raises an error,
+the metatable will not be properly initialized,
+but a subsequent execution of that code will detect that the
+metatable already exists and then skip the initialization.
+
 }
 
 @APIEntry{lua_State *luaL_newstate (void);|
-- 
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