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list of incompatibilities with version 2.2.

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new macro \Version.
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Roberto Ierusalimschy 1996-02-16 10:12:12 -03:00
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manual.tex
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@ -1,4 +1,4 @@
% $Id: manual.tex,v 1.9 1996/02/09 19:02:30 roberto Exp roberto $ % $Id: manual.tex,v 1.10 1996/02/12 18:32:09 roberto Exp roberto $
\documentstyle[A4,11pt,bnf]{article} \documentstyle[A4,11pt,bnf]{article}
@ -13,11 +13,13 @@
\newcommand{\Def}[1]{{\em #1}\index{#1}} \newcommand{\Def}[1]{{\em #1}\index{#1}}
\newcommand{\Deffunc}[1]{\index{#1}} \newcommand{\Deffunc}[1]{\index{#1}}
%\makeindex \newcommand{\Version}{2.3}
\makeindex
\begin{document} \begin{document}
\title{Reference Manual of the Programming Language Lua 2.2} \title{Reference Manual of the Programming Language Lua \Version}
\author{% \author{%
Roberto Ierusalimschy\quad Roberto Ierusalimschy\quad
@ -29,10 +31,10 @@ Waldemar Celes Filho
\small\tt roberto,lhf,celes@icad.puc-rio.br \small\tt roberto,lhf,celes@icad.puc-rio.br
\vspace{2.0ex}\\ \vspace{2.0ex}\\
%MCC 08/95 --- %MCC 08/95 ---
Departamento de Inform\'atica --- PUC-Rio \tecgraf\ --- Departamento de Inform\'atica --- PUC-Rio
} }
\date{\small \verb$Date: 1996/02/09 19:02:30 $} \date{\small \verb$Date: 1996/02/12 18:32:09 $}
\maketitle \maketitle
@ -40,8 +42,8 @@ Departamento de Inform\'atica --- PUC-Rio
\noindent \noindent
Lua is an extension programming language designed to be used Lua is an extension programming language designed to be used
as a configuration language for any program that needs one. as a configuration language for any program that needs one.
This document describes version 2.2 of the Lua programming language and the This document describes Version \Version\ of the Lua programming language and
API that allows interaction between Lua programs and its host C program. the API that allows interaction between Lua programs and its host C program.
It also presents some examples of using the main features of the system. It also presents some examples of using the main features of the system.
\end{abstract} \end{abstract}
@ -54,9 +56,9 @@ It also presents some examples of using the main features of the system.
Lua \'e uma linguagem de extens\~ao projetada para ser usada como Lua \'e uma linguagem de extens\~ao projetada para ser usada como
linguagem de configura\c{c}\~ao em qualquer programa que precise de linguagem de configura\c{c}\~ao em qualquer programa que precise de
uma. uma.
Este documento descreve a vers\~ao 2.2 da linguagem de programa\c{c}\~ao Lua e a Este documento descreve a vers\~ao \Version\ da linguagem de
Interface de Programa\c{c}\~ao que permite a intera\c{c}\~ao entre programas Lua programa\c{c}\~ao Lua e a Interface de Programa\c{c}\~ao que permite
e o programa C hospedeiro. a intera\c{c}\~ao entre programas Lua e o programa C hospedeiro.
O documento tamb\'em apresenta alguns exemplos de uso das principais O documento tamb\'em apresenta alguns exemplos de uso das principais
ca\-racte\-r\'{\i}sticas do sistema. ca\-racte\-r\'{\i}sticas do sistema.
\end{quotation} \end{quotation}
@ -91,7 +93,7 @@ and provided as usual with no guarantees.
The implementation described in this manual is available The implementation described in this manual is available
by anonymous ftp from by anonymous ftp from
\begin{verbatim} \begin{verbatim}
ftp.icad.puc-rio.br:/pub/lua/lua-2.2.tar.gz ftp.icad.puc-rio.br:/pub/lua/lua.tar.gz
\end{verbatim} \end{verbatim}
or by WWW (World Wide Web) from or by WWW (World Wide Web) from
\begin{verbatim} \begin{verbatim}
@ -1472,7 +1474,7 @@ is
\begin{verbatim} \begin{verbatim}
lua_Function lua_stackedfunction (int level); lua_Function lua_stackedfunction (int level);
\end{verbatim} \end{verbatim}
It returns a handle (\verb'lua_Function') to the {\em activation record} It returns a handle (\verb'lua_Function') to the {\em activation record\/}
of the function executing at a given level. of the function executing at a given level.
Level 0 is the current running function, Level 0 is the current running function,
while level $n+1$ is the function that has called level $n$. while level $n+1$ is the function that has called level $n$.
@ -2001,7 +2003,7 @@ void remove_blanks (char *s)
\section*{Acknowledgments} \section*{Acknowledgments}
The authors would like to thank CENPES/PETROBR\'AS which, The authors would like to thank CENPES/PETROBR\'AS which,
jointly with TeCGraf, used extensively early versions of jointly with \tecgraf, used extensively early versions of
this system and gave valuable comments. this system and gave valuable comments.
The authors would also like to thank Carlos Henrique Levy, The authors would also like to thank Carlos Henrique Levy,
who found the name of the game. who found the name of the game.
@ -2018,10 +2020,24 @@ the previous public versions of Lua,
some differences had to be introduced. some differences had to be introduced.
Here is a list of all these differences. Here is a list of all these differences.
\subsection*{Incompatibilities with \Index{version 2.2}}
\begin{itemize}
\item
Functions \verb'date' and \verb'time' (from \verb'iolib')
have been superseded by the new version of function \verb'date'.
\item
Function \verb'int2str' (from \verb'strlib') has been superseded by new
function \verb'format', with parameter \verb'"%c"'.
\item
API function \verb'lua_pushliteral' now is just a macro to
\verb'lua_pushstring'.
Programmers are encouraged not to use this macro.
\end{itemize}
\subsection*{Incompatibilities with \Index{version 2.1}} \subsection*{Incompatibilities with \Index{version 2.1}}
\begin{itemize} \begin{itemize}
\item \item
The function {\tt type} now returns the string {\tt function} The function \verb'type' now returns the string \verb'"function"'
both for C and Lua functions. both for C and Lua functions.
Because Lua functions and C functions are compatible, Because Lua functions and C functions are compatible,
this behavior is usually more useful. this behavior is usually more useful.
@ -2075,12 +2091,13 @@ Special care should be taken with macros like
\verb'lua_getindexed' and \verb'lua_getfield'. \verb'lua_getindexed' and \verb'lua_getfield'.
\end{itemize} \end{itemize}
\pagebreak
\tableofcontents
\newcommand{\indexentry}[2]{\item {#1} #2} \newcommand{\indexentry}[2]{\item {#1} #2}
%\catcode`\_=12 %\catcode`\_=12
\begin{theindex} \begin{theindex}
\input{manual.idx} \input{manual.id}
\end{theindex} \end{theindex}
\pagebreak
\tableofcontents
\end{document} \end{document}