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authorxleroy <xleroy@fca1b0fc-160b-0410-b1d3-a4f43f01ea2e>2007-08-04 07:33:32 +0000
committerxleroy <xleroy@fca1b0fc-160b-0410-b1d3-a4f43f01ea2e>2007-08-04 07:33:32 +0000
commitadc9e990a0c338cef57ff1bd9717adcc781f283c (patch)
treecdbb1265be6c524ade10565b1a2b500b510f3491 /papers/cfrontend_new/infrules.sty
parent355b4abcee015c3fae9ac5653c25259e104a886c (diff)
downloadcompcert-kvx-adc9e990a0c338cef57ff1bd9717adcc781f283c.tar.gz
compcert-kvx-adc9e990a0c338cef57ff1bd9717adcc781f283c.zip
Deplacement du repertoire "papers" dans la hierarchie SVN
git-svn-id: https://yquem.inria.fr/compcert/svn/compcert/trunk@385 fca1b0fc-160b-0410-b1d3-a4f43f01ea2e
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-%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
-% Style to compose inference rules
-
-% User commands:
-% For axioms:
-% \srule blah blah blah \end
-% For inference rules:
-% \irule premise1 & premise2 \\
-% premise3 & premise 4
-% ---------------
-% conclusion
-% \end
-% Premises are separated by & (horizontal concatenation)
-% or \\ (newline). The row of dashes must contain at least 4 dashes.
-% To build derivations: use
-% {\subrule premises ----- conclusion \end}
-% for sub-derivations
-
-% Turnstyle: |- is recognized and becomes the turnstyle symbol. Works also
-% outside of inference rules. |blabla- is a turnstyle symbol with "blabla"
-% under the horizontal bar.
-
-% Layout of the rules:
-% - by default: one rule per line, centered (display math mode)
-% - inside \begin{pannel}...\end{pannel}:
-% puts several rules per line, if possible.
-% The rules are centered and evenly spread on the page.
-% The rules are separated by at least 2em of space.
-% - inside \begin{centerpannel}...\end{centerpannel}:
-% same as {pannel}, but the rules are grouped in the middle
-% of the line (with 1em space between them), instead of
-% being spread out evenly.
-% - inside \begin{simplepannel}...\end{simplepannel}:
-% same as {pannel}, but no space is inserted between the rules.
-% The user is expected to put the correct amount of space by
-% hand.
-% In all three "pannel" environments, \\ forces a newline.
-
-% Numbering rules:
-% By default: no numbers.
-% Use \numberrules to turn numbering on, \nonumberrules to turn it off.
-% Also, use \nsrule axiom \end and \nirule premises ---- conclusion \end
-% to number a single rule.
-% Use \label{...} just after \end to label the rule number.
-% Do \rulenumber=10 to restart numbering at rule number 10.
-% Use \irulenumber{10} premises ---- conclusion \end
-% and \srulenumber{10} axiom \end
-% to number the rule with a given number (10, in this example).
-
-% User-definable dimensions:
-% \ampersandskip amount of horizontal space inserted at & (default: 1.5em)
-
-%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
-
-% Turnstyle
-
-\let\|=|
-\catcode`|=\active
-\def|{\@ifnextchar-{\simpleturnstile}{\annotturnstile}}
-\def\simpleturnstile-{\vdash}
-\def\annotturnstile#1-{%
- \vdash_{\!\!\!\lower0.05ex\hbox{\tiny #1}}}
-
-% Here is a list of the characters that have been specially catcoded:
-\def\dospecials{\do\ \do\\\do\{\do\}\do\$\do\&%
- \do\#\do\^\do\_\do\%\do\~\do\|}
-\def\docspecials{\do\ \do\$\do\&%
- \do\#\do\^\do\^^K\do\_\do\^^A\do\%\do\~\do\|}
-
-% Definition of &
-
-\def\ampersandskip{1.5em}
-\def\amper{\hspace*{\ampersandskip}\relax}
-{\catcode`&=\active \global\def&{\amper}}
-
-% Inference rules
-
-\def\mathmode{$$} %overriden by the pannel environments
-\def\endmathmode{$$} %ditto
-
-\def\irule{\mathmode\catcode`&=\active\begin{array}{@{}c@{}}\@irule}
-
-\def\@irule#1----#2\end{
- #1
- \\[-1.2ex] \hrulefill \hbox to 0pt{\@makerulenumber\hss} \\ \relax
- \@gobbledashes #2
- \end{array}%
- \@rulenumber%
- \endmathmode}
-
-% Skip any dashes at the beginning of the argument
-
-\def\@gobbledashes#1{%
- \ifx-#1\let\@next=\@gobbledashes\else\let\@next=#1\fi\@next%
-}
-
-% Axioms
-
-\def\srule{\mathmode\catcode`&=\active\begin{array}{@{}c@{}}\@srule}
-
-\def\@srule#1\end{#1\end{array}\hbox to 0pt{\@makerulenumber\hss}\@rulenumber\endmathmode}
-
-% Sub-rules
-
-\def\subrule#1----#2\end{
- \begin{array}[b]{@{}c@{}}
- #1
- \\[-1.2ex] \hrulefill \\ \relax
- \@gobbledashes #2
- \end{array}}
-
-\def\subrulenum#1----#2\end{
- \begin{array}[b]{@{}c}
- #1
- \\[-1.2ex] \hrulefill \hbox to 0pt{\@makerulenumber\hss} \\ \relax
- \@gobbledashes #2
- \end{array}
- \@rulenumber}
-
-% Rule numbering
-
-\def\rulenumberskip{0.5em}
-\def\@rulenumber{}
-\def\@makerulenumber{}
-
-\def\skiprulenumber{\setbox0=\hbox{\@makerulenumber}\hspace*{\wd0}}
-
-\newcount\rulenumber
-\rulenumber=1
-
-\def\numberrules{
- \def\@makerulenumber{%
- \kern\rulenumberskip\rm(\the\rulenumber)}%
- \def\@rulenumber{%
- \skiprulenumber%
- \global\edef\@currentlabel{\the\rulenumber}%
- \global\advance\rulenumber by1}}
-
-\def\nonumberrules{
- \def\@rulenumber{}}
-
-% To number just one rule
-
-\def\@numberonerule{
- \def\@makerulenumber{%
- \kern\rulenumberskip\rm(\the\rulenumber)}%
- \def\@rulenumber{%
- \skiprulenumber%
- \global\edef\@currentlabel{\the\rulenumber}%
- \global\advance\rulenumber by1%
- \global\def\@makerulenumber{}%
- \global\def\@rulenumber{}}}
-
-\def\nirule{\@numberonerule\irule}
-\def\nsrule{\@numberonerule\srule}
-
-% To number just one rule with a given number
-
-\def\@setrulenumber#1{%
- \def\@makerulenumber{%
- \kern\rulenumberskip\rm(#1)}%
- \def\@rulenumber{%
- \skiprulenumber%
- \global\def\@makerulenumber{}%
- \global\def\@rulenumber{}}%
-}
-
-\def\@tempsetrulenumber#1{%
- \def\@makerulenumber{%
- \kern\rulenumberskip\rm(#1)}%
- \def\@rulenumber{%
- \skiprulenumber}%
-
-}
-
-\def\irulenumber#1{\@setrulenumber{#1}\irule}
-\def\srulenumber#1{\@setrulenumber{#1}\srule}
-
-\def\subrulenumber#1{\@tempsetrulenumber{#1}\subrulenum}
-
-% \begin{pannel} ... \end{pannel} puts several rules per line
-% whenever possible. The rules are centered on the page and evenly spread.
-
-\def\pannel{%
-\begin{center}%
-\def\mathmode{\hfilneg\hfil\hskip 1em$\displaystyle}%
-\def\endmathmode{$\hskip 1em\hfil}%
-\lineskip=1.5ex plus 0.4ex minus 0.1ex%
-\catcode`\^^M=10% space
-}
-
-\def\endpannel{%
- \end{center}%
-}
-
-% Same as pannel, except that the rules are grouped in the middle of
-% the page
-
-\def\centerpannel{
- \begin{center}
- \def\mathmode{$\displaystyle}
- \def\endmathmode{$\hskip 1em}
- \lineskip=1.5ex plus 0.4ex minus 0.1ex
- \catcode`\^^M=10 %space
-}
-
-\def\endcenterpannel{
- \end{center}
-}
-
-% Same as pannel, except that no space is inserted between rules.
-% The user is resonsible for inserting the correct amount of space.
-
-\def\simplepannel{
- \begin{center}
- \def\mathmode{$\displaystyle}
- \def\endmathmode{$}
- \lineskip=1.5ex plus 0.4ex minus 0.1ex
- \catcode`\^^M=10 %space
-}
-
-\def\endsimplepannel{
- \end{center}
-}