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Update Lua to 5.4.4
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@@ -1,5 +1,5 @@
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/*
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** $Id: lctype.h,v 1.12.1.1 2013/04/12 18:48:47 roberto Exp $
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** $Id: lctype.h $
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** 'ctype' functions for Lua
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** See Copyright Notice in lua.h
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*/
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@@ -13,7 +13,7 @@
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/*
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** WARNING: the functions defined here do not necessarily correspond
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** to the similar functions in the standard C ctype.h. They are
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** optimized for the specific needs of Lua
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** optimized for the specific needs of Lua.
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*/
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#if !defined(LUA_USE_CTYPE)
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@@ -61,14 +61,20 @@
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#define lisprint(c) testprop(c, MASK(PRINTBIT))
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#define lisxdigit(c) testprop(c, MASK(XDIGITBIT))
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/*
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** this 'ltolower' only works for alphabetic characters
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** In ASCII, this 'ltolower' is correct for alphabetic characters and
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** for '.'. That is enough for Lua needs. ('check_exp' ensures that
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** the character either is an upper-case letter or is unchanged by
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** the transformation, which holds for lower-case letters and '.'.)
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*/
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#define ltolower(c) ((c) | ('A' ^ 'a'))
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#define ltolower(c) \
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check_exp(('A' <= (c) && (c) <= 'Z') || (c) == ((c) | ('A' ^ 'a')), \
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(c) | ('A' ^ 'a'))
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/* two more entries for 0 and -1 (EOZ) */
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LUAI_DDEC const lu_byte luai_ctype_[UCHAR_MAX + 2];
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/* one entry for each character and for -1 (EOZ) */
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LUAI_DDEC(const lu_byte luai_ctype_[UCHAR_MAX + 2];)
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#else /* }{ */
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