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authorRoberto Ierusalimschy <roberto@inf.puc-rio.br>2003-07-07 10:32:52 -0300
committerRoberto Ierusalimschy <roberto@inf.puc-rio.br>2003-07-07 10:32:52 -0300
commit0ec4c473df871ce88d3c06f7a801c557cb7f9d86 (patch)
treeeccfdda877308ec52c45de046f6f111ffe70a735 /liolib.c
parent9e05503ffaf915ea30cf349ad52eae9fe17db4fc (diff)
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bug: file:close cannot be called without a file.
Diffstat (limited to 'liolib.c')
-rw-r--r--liolib.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/liolib.c b/liolib.c
index 4e9ddb7e..a817fad2 100644
--- a/liolib.c
+++ b/liolib.c
@@ -1,5 +1,5 @@
1/* 1/*
2** $Id: liolib.c,v 2.42 2003/05/14 19:03:43 roberto Exp roberto $ 2** $Id: liolib.c,v 2.43 2003/05/14 21:01:53 roberto Exp roberto $
3** Standard I/O (and system) library 3** Standard I/O (and system) library
4** See Copyright Notice in lua.h 4** See Copyright Notice in lua.h
5*/ 5*/
@@ -137,7 +137,7 @@ static int aux_close (lua_State *L) {
137 137
138 138
139static int io_close (lua_State *L) { 139static int io_close (lua_State *L) {
140 if (lua_isnone(L, 1)) 140 if (lua_isnone(L, 1) && lua_type(L, lua_upvalueindex(1)) == LUA_TTABLE)
141 lua_rawgeti(L, lua_upvalueindex(1), IO_OUTPUT); 141 lua_rawgeti(L, lua_upvalueindex(1), IO_OUTPUT);
142 return pushresult(L, aux_close(L), NULL); 142 return pushresult(L, aux_close(L), NULL);
143} 143}