/[escript]/trunk/doc/user/listings.sty
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Revision 155 - (show annotations)
Wed Nov 9 02:02:19 2005 UTC (13 years, 9 months ago) by jgs
File size: 66854 byte(s)
move all directories from trunk/esys2 into trunk and remove esys2

1 % $Id$
2
3 %%
4 %% This is file `listings.sty',
5 %% generated with the docstrip utility.
6 %%
7 %% The original source files were:
8 %%
9 %% listings.dtx (with options: `kernel')
10 %%
11 %% Please read the software license in listings.dtx or listings.pdf.
12 %%
13 %% (w)(c) 1996 -- 2003 Carsten Heinz and/or any other author
14 %% listed elsewhere in this file.
15 %%
16 %% This file is distributed under the terms of the LaTeX Project Public
17 %% License from CTAN archives in directory macros/latex/base/lppl.txt.
18 %% Either version 1.0 or, at your option, any later version.
19 %%
20 %% Permission is granted to modify this file. If your changes are of
21 %% general interest, please contact the address below.
22 %%
23 %% Send comments and ideas on the package, error reports and additional
24 %% programming languages to <cheinz@gmx.de>.
25 %%
26 \def\filedate{2003/06/21}
27 \def\fileversion{1.1}
28 \NeedsTeXFormat{LaTeX2e}
29 \ProvidesPackage{listings}
30 [\filedate\space\fileversion\space(Carsten Heinz)]
31 \def\lst@CheckVersion#1{\edef\reserved@a{#1}%
32 \ifx\lst@version\reserved@a \expandafter\@gobble
33 \else \expandafter\@firstofone \fi}
34 \let\lst@version\fileversion
35 \def\lst@InputCatcodes{%
36 \makeatletter \catcode`\"12%
37 \catcode`\^^@\active
38 \catcode`\^^I9%
39 \catcode`\^^L9%
40 \catcode`\^^M9%
41 \catcode`\%14%
42 \catcode`\~\active}
43 \def\lst@RestoreCatcodes#1{%
44 \ifx\relax#1\else
45 \noexpand\catcode`\noexpand#1\the\catcode`#1\relax
46 \expandafter\lst@RestoreCatcodes
47 \fi}
48 \edef\lst@RestoreCatcodes{%
49 \noexpand\lccode`\noexpand\/`\noexpand\/%
50 \lst@RestoreCatcodes\"\^^I\^^M\~\^^@\relax}
51 \lst@InputCatcodes
52 \AtEndOfPackage{\lst@RestoreCatcodes}
53 \def\@lst{lst}
54 \def\lst@IfSubstring#1#2{%
55 \def\lst@temp##1#1##2##3\relax{%
56 \ifx \@empty##2\expandafter\@secondoftwo
57 \else \expandafter\@firstoftwo \fi}%
58 \expandafter\lst@temp#2#1\@empty\relax}
59 \def\lst@IfOneOf#1\relax#2{%
60 \def\lst@temp##1,#1,##2##3\relax{%
61 \ifx \@empty##2\expandafter\@secondoftwo
62 \else \expandafter\@firstoftwo \fi}%
63 \expandafter\lst@temp\expandafter,#2,#1,\@empty\relax}
64 \def\lst@DeleteKeysIn#1#2{%
65 \expandafter\lst@DeleteKeysIn@\expandafter#1#2,\relax,}
66 \def\lst@DeleteKeysIn@#1#2,{%
67 \ifx\relax#2\@empty
68 \expandafter\@firstoftwo\expandafter\lst@RemoveCommas
69 \else
70 \ifx\@empty#2\@empty\else
71 \def\lst@temp##1,#2,##2{%
72 ##1%
73 \ifx\@empty##2\@empty\else
74 \expandafter\lst@temp\expandafter,%
75 \fi ##2}%
76 \edef#1{\expandafter\lst@temp\expandafter,#1,#2,\@empty}%
77 \fi
78 \fi
79 \lst@DeleteKeysIn@#1}
80 \def\lst@RemoveCommas#1{\edef#1{\expandafter\lst@RC@#1\@empty}}
81 \def\lst@RC@#1{\ifx,#1\expandafter\lst@RC@ \else #1\fi}
82 \def\lst@ReplaceIn#1#2{%
83 \expandafter\lst@ReplaceIn@\expandafter#1#2\@empty\@empty}
84 \def\lst@ReplaceInArg#1#2{\lst@ReplaceIn@#1#2\@empty\@empty}
85 \def\lst@ReplaceIn@#1#2#3{%
86 \ifx\@empty#3\relax\else
87 \def\lst@temp##1#2##2{%
88 \ifx\@empty##2%
89 \lst@lAddTo#1{##1}%
90 \else
91 \lst@lAddTo#1{##1#3}\expandafter\lst@temp
92 \fi ##2}%
93 \let\@tempa#1\let#1\@empty
94 \expandafter\lst@temp\@tempa#2\@empty
95 \expandafter\lst@ReplaceIn@\expandafter#1%
96 \fi}
97 \providecommand*\@gobblethree[3]{}
98 \def\lst@GobbleNil#1\@nil{}
99 \def\lst@Swap#1#2{#2#1}
100 \def\lst@true{\let\lst@if\iftrue}
101 \def\lst@false{\let\lst@if\iffalse}
102 \lst@false
103 \def\lst@IfNextCharsArg#1{%
104 \def\lst@tofind{#1}\lst@IfNextChars\lst@tofind}
105 \def\lst@IfNextChars#1#2#3{%
106 \let\lst@tofind#1\def\@tempa{#2}\def\@tempb{#3}%
107 \let\lst@eaten\@empty \lst@IfNextChars@}
108 \def\lst@IfNextChars@{\expandafter\lst@IfNextChars@@\lst@tofind\relax}
109 \def\lst@IfNextChars@@#1#2\relax#3{%
110 \def\lst@tofind{#2}\lst@lAddTo\lst@eaten{#3}%
111 \ifx#1#3%
112 \ifx\lst@tofind\@empty
113 \let\lst@next\@tempa
114 \else
115 \let\lst@next\lst@IfNextChars@
116 \fi
117 \expandafter\lst@next
118 \else
119 \expandafter\@tempb
120 \fi}
121 \def\lst@IfNextCharActive#1#2#3{%
122 \begingroup \lccode`\~=`#3\lowercase{\endgroup
123 \ifx~}#3%
124 \def\lst@next{#1}%
125 \else
126 \def\lst@next{#2}%
127 \fi \lst@next #3}
128 \def\lst@for#1\do#2{%
129 \def\lst@forbody##1{#2}%
130 \@for\lst@forvar:=#1\do
131 {\expandafter\lst@forbody\expandafter{\lst@forvar}}}
132 \def\lst@MakeActive#1{%
133 \let\lst@temp\@empty \lst@MakeActive@#1%
134 \relax\relax\relax\relax\relax\relax\relax\relax\relax}
135 \begingroup
136 \catcode`\^^@=\active \catcode`\^^A=\active \catcode`\^^B=\active
137 \catcode`\^^C=\active \catcode`\^^D=\active \catcode`\^^E=\active
138 \catcode`\^^F=\active \catcode`\^^G=\active \catcode`\^^H=\active
139 \gdef\lst@MakeActive@#1#2#3#4#5#6#7#8#9{\let\lst@next\relax
140 \ifx#1\relax
141 \else \lccode`\^^@=`#1%
142 \ifx#2\relax
143 \lowercase{\lst@lAddTo\lst@temp{^^@}}%
144 \else \lccode`\^^A=`#2%
145 \ifx#3\relax
146 \lowercase{\lst@lAddTo\lst@temp{^^@^^A}}%
147 \else \lccode`\^^B=`#3%
148 \ifx#4\relax
149 \lowercase{\lst@lAddTo\lst@temp{^^@^^A^^B}}%
150 \else \lccode`\^^C=`#4%
151 \ifx#5\relax
152 \lowercase{\lst@lAddTo\lst@temp{^^@^^A^^B^^C}}%
153 \else \lccode`\^^D=`#5%
154 \ifx#6\relax
155 \lowercase{\lst@lAddTo\lst@temp{^^@^^A^^B^^C^^D}}%
156 \else \lccode`\^^E=`#6%
157 \ifx#7\relax
158 \lowercase{\lst@lAddTo\lst@temp{^^@^^A^^B^^C^^D^^E}}%
159 \else \lccode`\^^F=`#7%
160 \ifx#8\relax
161 \lowercase{\lst@lAddTo\lst@temp{^^@^^A^^B^^C^^D^^E^^F}}%
162 \else \lccode`\^^G=`#8%
163 \ifx#9\relax
164 \lowercase{\lst@lAddTo\lst@temp{^^@^^A^^B^^C^^D^^E^^F^^G}}%
165 \else \lccode`\^^H=`#9%
166 \lowercase{\lst@lAddTo\lst@temp{^^@^^A^^B^^C^^D^^E^^F^^G^^H}}%
167 \let\lst@next\lst@MakeActive@
168 \fi \fi \fi \fi \fi \fi \fi \fi \fi
169 \lst@next}
170 \endgroup
171 \def\lst@DefActive#1#2{\lst@MakeActive{#2}\let#1\lst@temp}
172 \def\lst@DefOther#1#2{%
173 \begingroup \def#1{#2}\escapechar\m@ne \expandafter\endgroup
174 \expandafter\lst@DefOther@\meaning#1\relax#1}
175 \def\lst@DefOther@#1>#2\relax#3{\edef#3{\zap@space#2 \@empty}}
176 \def\lst@InsideConvert#1{\lst@InsideConvert@#1 \@empty}
177 \begingroup \lccode`\~=`\ \relax \lowercase{%
178 \gdef\lst@InsideConvert@#1 #2{%
179 \lst@MakeActive{#1}%
180 \ifx\@empty#2%
181 \lst@lExtend\lst@arg{\lst@temp}%
182 \else
183 \lst@lExtend\lst@arg{\lst@temp~}%
184 \expandafter\lst@InsideConvert@
185 \fi #2}
186 }\endgroup
187 \def\lst@XConvert{\@ifnextchar\bgroup \lst@XConvertArg\lst@XConvert@}
188 \def\lst@XConvertArg#1{%
189 {\lst@false \let\lst@arg\@empty
190 \lst@XConvert#1\@nil
191 \global\let\@gtempa\lst@arg}%
192 \lst@lExtend\lst@arg{\expandafter{\@gtempa}}%
193 \lst@XConvertNext}
194 \def\lst@XConvert@#1{%
195 \ifx\@nil#1\else
196 \begingroup\lccode`\~=`#1\lowercase{\endgroup
197 \lst@lAddTo\lst@arg~}%
198 \expandafter\lst@XConvertNext
199 \fi}
200 \def\lst@XConvertNext{%
201 \lst@if \expandafter\lst@XConvertX
202 \else \expandafter\lst@XConvert \fi}
203 \def\lst@XConvertX#1{%
204 \ifx\@nil#1\else
205 \lst@XConvertX@#1\relax
206 \expandafter\lst@XConvert
207 \fi}
208 \def\lst@XConvertX@#1#2\relax{%
209 \begingroup\lccode`\~=`#1\lowercase{\endgroup
210 \lst@XCConvertX@@~}{#2}}
211 \def\lst@XCConvertX@@#1#2{\lst@lAddTo\lst@arg{{#1#2}}}
212 \def\lst@Require#1#2#3#4#5{%
213 \begingroup
214 \aftergroup\lst@true
215 \ifx\@empty#3\@empty\else
216 \def\lst@prefix{#2}\let\lst@require\@empty
217 \edef\lst@temp{\expandafter\zap@space#3 \@empty}%
218 \lst@for\lst@temp\do{%
219 \ifx\@empty##1\@empty\else \lstKV@OptArg[]{##1}{%
220 #4[####1]{####2}%
221 \@ifundefined{\@lst\lst@prefix @\lst@malias $\lst@oalias}%
222 {\edef\lst@require{\lst@require,\lst@malias $\lst@oalias}}%
223 {}}%
224 \fi}%
225 \global\let\lst@loadaspects\@empty
226 \lst@InputCatcodes
227 \ifx\lst@require\@empty\else
228 \lst@for{#5}\do{%
229 \ifx\lst@require\@empty\else
230 \InputIfFileExists{##1}{}{}%
231 \fi}%
232 \fi
233 \ifx\lst@require\@empty\else
234 \PackageError{Listings}{Couldn't load requested #1}%
235 {The following #1s weren't loadable:^^J\@spaces
236 \lst@require^^JThis may cause errors in the sequel.}%
237 \aftergroup\lst@false
238 \fi
239 \ifx\lst@loadaspects\@empty\else
240 \lst@RequireAspects\lst@loadaspects
241 \fi
242 \fi
243 \endgroup}
244 \def\lst@IfRequired[#1]#2{%
245 \lst@NormedDef\lst@temp{[#1]#2}%
246 \expandafter\lst@IfRequired@\lst@temp\relax}
247 \def\lst@IfRequired@[#1]#2\relax#3{%
248 \lst@IfOneOf #2$#1\relax\lst@require
249 {\lst@DeleteKeysIn@\lst@require#2$#1,\relax,%
250 \global\expandafter\let
251 \csname\@lst\lst@prefix @#2$#1\endcsname\@empty
252 #3}}
253 \let\lst@require\@empty
254 \def\lst@NoAlias[#1]#2{%
255 \lst@NormedDef\lst@oalias{#1}\lst@NormedDef\lst@malias{#2}}
256 \gdef\lst@LAS#1#2#3#4#5#6#7{%
257 \lst@Require{#1}{#2}{#3}#4#5%
258 #4#3%
259 \@ifundefined{lst#2@\lst@malias$\lst@oalias}%
260 {\PackageError{Listings}%
261 {#1 \ifx\@empty\lst@oalias\else \lst@oalias\space of \fi
262 \lst@malias\space undefined}%
263 {The #1 is not loadable. \@ehc}}%
264 {#6\csname\@lst#2@\lst@malias $\lst@oalias\endcsname #7}}
265 \def\lst@RequireAspects#1{%
266 \lst@Require{aspect}{asp}{#1}\lst@NoAlias\lstaspectfiles}
267 \let\lstloadaspects\lst@RequireAspects
268 \@ifundefined{lstaspectfiles}
269 {\newcommand\lstaspectfiles{lstmisc0.sty,lstmisc.sty}}{}
270 \gdef\lst@DefDriver#1#2#3#4{%
271 \@ifnextchar[{\lst@DefDriver@{#1}{#2}#3#4}%
272 {\lst@DefDriver@{#1}{#2}#3#4[]}}
273 \gdef\lst@DefDriver@#1#2#3#4[#5]#6{%
274 \def\lst@name{#1}\let\lst@if#4%
275 \lst@NormedDef\lst@driver{\@lst#2@#6$#5}%
276 \lst@IfRequired[#5]{#6}{\begingroup \lst@true}%
277 {\begingroup}%
278 \lst@setcatcodes
279 \@ifnextchar[{\lst@XDefDriver{#1}#3}{\lst@DefDriver@@#3}}
280 \gdef\lst@DefDriver@@#1#2{%
281 \lst@if
282 \global\@namedef{\lst@driver}{#1{#2}}%
283 \fi
284 \endgroup
285 \@ifnextchar[\lst@XXDefDriver\@empty}
286 \gdef\lst@XXDefDriver[#1]{%
287 \ifx\@empty#1\@empty\else
288 \lst@if
289 \lstloadaspects{#1}%
290 \else
291 \@ifundefined{\lst@driver}{}%
292 {\xdef\lst@loadaspects{\lst@loadaspects,#1}}%
293 \fi
294 \fi}
295 \gdef\lst@XDefDriver#1#2[#3]#4#5{\lst@DefDriver@@#2{also#1=[#3]#4,#5}}
296 \let\lst@UserCommand\gdef
297 \newcommand*\lst@BeginAspect[2][]{%
298 \def\lst@curraspect{#2}%
299 \ifx \lst@curraspect\@empty
300 \expandafter\lst@GobbleAspect
301 \else
302 \let\lst@next\@empty
303 \lst@IfRequired[]{#2}%
304 {\lst@RequireAspects{#1}%
305 \lst@if\else \let\lst@next\lst@GobbleAspect \fi}%
306 {\let\lst@next\lst@GobbleAspect}%
307 \expandafter\lst@next
308 \fi}
309 \def\lst@EndAspect{%
310 \csname\@lst patch@\lst@curraspect\endcsname
311 \let\lst@curraspect\@empty}
312 \long\def\lst@GobbleAspect#1\lst@EndAspect{\let\lst@curraspect\@empty}
313 \def\lst@Key#1#2{%
314 \@ifnextchar[{\lstKV@def{#1}{#2}}%
315 {\def\lst@temp{\lst@Key@{#1}{#2}}
316 \afterassignment\lst@temp
317 \global\@namedef{KV@\@lst @#1}####1}}
318 \def\lstKV@def#1#2[#3]{%
319 \global\@namedef{KV@\@lst @#1@default\expandafter}\expandafter
320 {\csname KV@\@lst @#1\endcsname{#3}}%
321 \def\lst@temp{\lst@Key@{#1}{#2}}\afterassignment\lst@temp
322 \global\@namedef{KV@\@lst @#1}##1}
323 \def\lst@Key@#1#2{%
324 \ifx\relax#2\@empty\else
325 \begingroup \globaldefs\@ne
326 \csname KV@\@lst @#1\endcsname{#2}%
327 \endgroup
328 \fi}
329 \def\lst@UseHook#1{\csname\@lst hk@#1\endcsname}
330 \def\lst@AddToHook{\lst@ATH@\iffalse\lst@AddTo}
331 \def\lst@AddToHookExe{\lst@ATH@\iftrue\lst@AddTo}
332 \def\lst@AddToHookAtTop{\lst@ATH@\iffalse\lst@AddToAtTop}
333 \long\def\lst@ATH@#1#2#3#4{%
334 \@ifundefined{\@lst hk@#3}{%
335 \expandafter\gdef\csname\@lst hk@#3\endcsname{}}{}%
336 \expandafter#2\csname\@lst hk@#3\endcsname{#4}%
337 \def\lst@temp{#4}%
338 #1% \iftrue|false
339 \begingroup \globaldefs\@ne \lst@temp \endgroup
340 \fi}
341 \long\def\lst@AddTo#1#2{%
342 \expandafter\gdef\expandafter#1\expandafter{#1#2}}
343 \def\lst@AddToAtTop#1#2{\def\lst@temp{#2}%
344 \expandafter\expandafter\expandafter\gdef
345 \expandafter\expandafter\expandafter#1%
346 \expandafter\expandafter\expandafter{\expandafter\lst@temp#1}}
347 \def\lst@lAddTo#1#2{\expandafter\def\expandafter#1\expandafter{#1#2}}
348 \def\lst@Extend#1#2{%
349 \expandafter\lst@AddTo\expandafter#1\expandafter{#2}}
350 \def\lst@lExtend#1#2{%
351 \expandafter\lst@lAddTo\expandafter#1\expandafter{#2}}
352 \RequirePackage{keyval}[1997/11/10]
353 \def\lstKV@TwoArg#1#2{\gdef\@gtempa##1##2{#2}\@gtempa#1{}{}}
354 \def\lstKV@ThreeArg#1#2{\gdef\@gtempa##1##2##3{#2}\@gtempa#1{}{}{}}
355 \def\lstKV@FourArg#1#2{\gdef\@gtempa##1##2##3##4{#2}\@gtempa#1{}{}{}{}}
356 \def\lstKV@OptArg[#1]#2#3{%
357 \gdef\@gtempa[##1]##2{#3}\lstKV@OptArg@{#1}#2\@}
358 \def\lstKV@OptArg@#1{\@ifnextchar[\lstKV@OptArg@@{\lstKV@OptArg@@[#1]}}
359 \def\lstKV@OptArg@@[#1]#2\@{\@gtempa[#1]{#2}}
360 \def\lstKV@XOptArg[#1]#2#3{%
361 \global\let\@gtempa#3\lstKV@OptArg@{#1}#2\@}
362 \def\lstKV@CSTwoArg#1#2{%
363 \gdef\@gtempa##1,##2,##3\relax{#2}%
364 \@gtempa#1,,\relax}
365 \def\lstKV@SetIf#1{\lstKV@SetIf@#1\relax}
366 \def\lstKV@SetIf@#1#2\relax#3{\lowercase{%
367 \expandafter\let\expandafter#3%
368 \csname if\ifx #1t}true\else false\fi\endcsname}
369 \def\lstKV@SwitchCases#1#2#3{%
370 \def\lst@temp##1\\#1&##2\\##3##4\@nil{%
371 \ifx\@empty##3%
372 #3%
373 \else
374 ##2%
375 \fi
376 }%
377 \lst@temp\\#2\\#1&\\\@empty\@nil}
378 \lst@UserCommand\lstset{\begingroup \lst@setcatcodes \lstset@}
379 \def\lstset@#1{\endgroup \ifx\@empty#1\@empty\else\setkeys{lst}{#1}\fi}
380 \def\lst@setcatcodes{\makeatletter \catcode`\"=12\relax}
381 \def\lst@NewMode#1{%
382 \ifx\@undefined#1%
383 \lst@mode\lst@newmode\relax \advance\lst@mode\@ne
384 \xdef\lst@newmode{\the\lst@mode}%
385 \global\chardef#1=\lst@mode
386 \lst@mode\lst@nomode
387 \fi}
388 \newcount\lst@mode
389 \def\lst@newmode{\m@ne}% init
390 \lst@NewMode\lst@nomode % init (of \lst@mode :-)
391 \def\lst@UseDynamicMode{%
392 \@tempcnta\lst@dynamicmode\relax \advance\@tempcnta\@ne
393 \edef\lst@dynamicmode{\the\@tempcnta}%
394 \expandafter\lst@Swap\expandafter{\expandafter{\lst@dynamicmode}}}
395 \lst@AddToHook{InitVars}{\let\lst@dynamicmode\lst@newmode}
396 \def\lst@EnterMode#1#2{%
397 \bgroup \lst@mode=#1\relax #2%
398 \lst@FontAdjust
399 \lst@lAddTo\lst@entermodes{\lst@EnterMode{#1}{#2}}}
400 \lst@AddToHook{InitVars}{\let\lst@entermodes\@empty}
401 \let\lst@entermodes\@empty % init
402 \def\lst@LeaveMode{%
403 \ifnum\lst@mode=\lst@nomode\else
404 \egroup \expandafter\lsthk@EndGroup
405 \fi}
406 \lst@AddToHook{EndGroup}{}% init
407 \def\lst@InterruptModes{%
408 \lst@Extend\lst@modestack{\expandafter{\lst@entermodes}}%
409 \lst@LeaveAllModes}
410 \lst@AddToHook{InitVars}{\global\let\lst@modestack\@empty}
411 \def\lst@ReenterModes{%
412 \ifx\lst@modestack\@empty\else
413 \lst@LeaveAllModes
414 \global\let\@gtempa\lst@modestack
415 \global\let\lst@modestack\@empty
416 \expandafter\lst@ReenterModes@\@gtempa\relax
417 \fi}
418 \def\lst@ReenterModes@#1#2{%
419 \ifx\relax#2\@empty
420 \gdef\@gtempa##1{#1}%
421 \expandafter\@gtempa
422 \else
423 \lst@AddTo\lst@modestack{{#1}}%
424 \expandafter\lst@ReenterModes@
425 \fi
426 {#2}}
427 \def\lst@LeaveAllModes{%
428 \ifnum\lst@mode=\lst@nomode
429 \expandafter\lsthk@EndGroup
430 \else
431 \expandafter\egroup\expandafter\lst@LeaveAllModes
432 \fi}
433 \lst@AddToHook{ExitVars}{\lst@LeaveAllModes}
434 \lst@NewMode\lst@Pmode
435 \lst@NewMode\lst@GPmode
436 \def\lst@modetrue{\let\lst@ifmode\iftrue \lsthk@ModeTrue}
437 \let\lst@ifmode\iffalse % init
438 \lst@AddToHook{ModeTrue}{}% init
439 \def\lst@Lmodetrue{\let\lst@ifLmode\iftrue}
440 \let\lst@ifLmode\iffalse % init
441 \lst@AddToHook{EOL}{\@whilesw \lst@ifLmode\fi \lst@LeaveMode}
442 \def\lst@NormedDef#1#2{\lowercase{\edef#1{\zap@space#2 \@empty}}}
443 \def\lst@NormedNameDef#1#2{%
444 \lowercase{\edef\lst@temp{\zap@space#1 \@empty}%
445 \expandafter\xdef\csname\lst@temp\endcsname{\zap@space#2 \@empty}}}
446 \def\lst@GetFreeMacro#1{%
447 \@tempcnta\z@ \def\lst@freemacro{#1\the\@tempcnta}%
448 \lst@GFM@}
449 \def\lst@GFM@{%
450 \expandafter\ifx \csname\lst@freemacro\endcsname \relax
451 \edef\lst@freemacro{\csname\lst@freemacro\endcsname}%
452 \else
453 \advance\@tempcnta\@ne
454 \expandafter\lst@GFM@
455 \fi}
456 \newbox\lst@gtempboxa
457 \newtoks\lst@token \newcount\lst@length
458 \def\lst@ResetToken{\lst@token{}\lst@length\z@}
459 \lst@AddToHook{InitVarsBOL}{\lst@ResetToken \let\lst@lastother\@empty}
460 \lst@AddToHook{EndGroup}{\lst@ResetToken \let\lst@lastother\@empty}
461 \def\lst@lettertrue{\let\lst@ifletter\iftrue}
462 \def\lst@letterfalse{\let\lst@ifletter\iffalse}
463 \lst@AddToHook{InitVars}{\lst@letterfalse}
464 \def\lst@Append#1{\advance\lst@length\@ne
465 \lst@token=\expandafter{\the\lst@token#1}}
466 \def\lst@AppendOther{%
467 \lst@ifletter \lst@Output\lst@letterfalse \fi
468 \futurelet\lst@lastother\lst@Append}
469 \def\lst@AppendLetter{%
470 \lst@ifletter\else \lst@OutputOther\lst@lettertrue \fi
471 \lst@Append}
472 \def\lst@SaveToken{%
473 \global\let\lst@gthestyle\lst@thestyle
474 \global\let\lst@glastother\lst@lastother
475 \xdef\lst@RestoreToken{\noexpand\lst@token{\the\lst@token}%
476 \noexpand\lst@length\the\lst@length\relax
477 \noexpand\let\noexpand\lst@thestyle
478 \noexpand\lst@gthestyle
479 \noexpand\let\noexpand\lst@lastother
480 \noexpand\lst@glastother}}
481 \def\lst@IfLastOtherOneOf#1{\lst@IfLastOtherOneOf@ #1\relax}
482 \def\lst@IfLastOtherOneOf@#1{%
483 \ifx #1\relax
484 \expandafter\@secondoftwo
485 \else
486 \ifx\lst@lastother#1%
487 \lst@IfLastOtherOneOf@t
488 \else
489 \expandafter\expandafter\expandafter\lst@IfLastOtherOneOf@
490 \fi
491 \fi}
492 \def\lst@IfLastOtherOneOf@t#1\fi\fi#2\relax{\fi\fi\@firstoftwo}
493 \newdimen\lst@currlwidth % \global
494 \newcount\lst@column \newcount\lst@pos % \global
495 \lst@AddToHook{InitVarsBOL}
496 {\global\lst@currlwidth\z@ \global\lst@pos\z@ \global\lst@column\z@}
497 \def\lst@CalcColumn{%
498 \@tempcnta\lst@column
499 \advance\@tempcnta\lst@length
500 \advance\@tempcnta-\lst@pos}
501 \newdimen\lst@lostspace % \global
502 \lst@AddToHook{InitVarsBOL}{\global\lst@lostspace\z@}
503 \def\lst@UseLostSpace{\ifdim\lst@lostspace>\z@ \lst@InsertLostSpace \fi}
504 \def\lst@InsertLostSpace{%
505 \lst@Kern\lst@lostspace \global\lst@lostspace\z@}
506 \def\lst@InsertHalfLostSpace{%
507 \global\lst@lostspace.5\lst@lostspace \lst@Kern\lst@lostspace}
508 \newdimen\lst@width
509 \lst@Key{basewidth}{0.6em,0.45em}{\lstKV@CSTwoArg{#1}%
510 {\def\lst@widthfixed{##1}\def\lst@widthflexible{##2}%
511 \ifx\lst@widthflexible\@empty
512 \let\lst@widthflexible\lst@widthfixed
513 \fi
514 \def\lst@temp{\PackageError{Listings}%
515 {Negative value(s) treated as zero}%
516 \@ehc}%
517 \let\lst@error\@empty
518 \ifdim \lst@widthfixed<\z@
519 \let\lst@error\lst@temp \let\lst@widthfixed\z@
520 \fi
521 \ifdim \lst@widthflexible<\z@
522 \let\lst@error\lst@temp \let\lst@widthflexible\z@
523 \fi
524 \lst@error}}
525 \lst@AddToHook{FontAdjust}
526 {\lst@width=\lst@ifflexible\lst@widthflexible
527 \else\lst@widthfixed\fi \relax}
528 \lst@Key{fontadjust}{false}[t]{\lstKV@SetIf{#1}\lst@iffontadjust}
529 \def\lst@FontAdjust{\lst@iffontadjust \lsthk@FontAdjust \fi}
530 \lst@AddToHook{InitVars}{\lsthk@FontAdjust}
531 \def\lst@OutputBox#1{\lst@alloverstyle{\box#1}}
532 \def\lst@alloverstyle#1{#1}% init
533 \def\lst@Kern#1{%
534 \setbox\z@\hbox{{\lst@currstyle{\kern#1}}}%
535 \global\advance\lst@currlwidth \wd\z@
536 \lst@OutputBox\z@}
537 \def\lst@CalcLostSpaceAndOutput{%
538 \global\advance\lst@lostspace \lst@length\lst@width
539 \global\advance\lst@lostspace-\wd\@tempboxa
540 \global\advance\lst@currlwidth \wd\@tempboxa
541 \global\advance\lst@pos -\lst@length
542 \setbox\@tempboxa\hbox{\let\lst@OutputBox\box
543 \ifdim\lst@lostspace>\z@ \lst@leftinsert \fi
544 \box\@tempboxa
545 \ifdim\lst@lostspace>\z@ \lst@rightinsert \fi}%
546 \lst@OutputBox\@tempboxa \lsthk@PostOutput}
547 \lst@AddToHook{PostOutput}{}% init
548 \def\lst@OutputToken{%
549 \lst@TrackNewLines \lst@OutputLostSpace
550 \lst@CheckMerge
551 {\lst@thestyle{\lst@FontAdjust
552 \setbox\@tempboxa\lst@hbox
553 {\lsthk@OutputBox
554 \lst@lefthss
555 \expandafter\lst@FillOutputBox\the\lst@token\@empty
556 \lst@righthss}%
557 \lst@CalcLostSpaceAndOutput}}%
558 \lst@ResetToken}
559 \lst@AddToHook{OutputBox}{}% init
560 \def\lst@Delay#1{%
561 \lst@CheckDelay
562 #1%
563 \lst@GetOutputMacro\lst@delayedoutput
564 \edef\lst@delayed{\the\lst@token}%
565 \edef\lst@delayedlength{\the\lst@length}%
566 \lst@ResetToken}
567 \def\lst@Merge#1{%
568 \lst@CheckMerge
569 #1%
570 \edef\lst@merged{\the\lst@token}%
571 \edef\lst@mergedlength{\the\lst@length}%
572 \lst@ResetToken}
573 \def\lst@MergeToken#1#2{%
574 \advance\lst@length#2%
575 \lst@lExtend#1{\the\lst@token}%
576 \expandafter\lst@token\expandafter{#1}%
577 \let#1\@empty}
578 \def\lst@CheckDelay{%
579 \ifx\lst@delayed\@empty\else
580 \lst@GetOutputMacro\@gtempa
581 \ifx\lst@delayedoutput\@gtempa
582 \lst@MergeToken\lst@delayed\lst@delayedlength
583 \else
584 {\lst@ResetToken
585 \lst@MergeToken\lst@delayed\lst@delayedlength
586 \lst@delayedoutput}%
587 \let\lst@delayed\@empty
588 \fi
589 \fi}
590 \def\lst@CheckMerge{%
591 \ifx\lst@merged\@empty\else
592 \lst@MergeToken\lst@merged\lst@mergedlength
593 \fi}
594 \let\lst@delayed\@empty % init
595 \let\lst@merged\@empty % init
596 \def\lst@column@fixed{%
597 \lst@flexiblefalse
598 \lst@width\lst@widthfixed\relax
599 \let\lst@OutputLostSpace\lst@UseLostSpace
600 \let\lst@FillOutputBox\lst@FillFixed
601 \let\lst@hss\hss
602 \def\lst@hbox{\hbox to\lst@length\lst@width}}
603 \def\lst@FillFixed#1{#1\lst@FillFixed@}
604 \def\lst@FillFixed@#1{%
605 \ifx\@empty#1\else \lst@hss#1\expandafter\lst@FillFixed@ \fi}
606 \def\lst@column@flexible{%
607 \lst@flexibletrue
608 \lst@width\lst@widthflexible\relax
609 \let\lst@OutputLostSpace\lst@UseLostSpace
610 \let\lst@FillOutputBox\@empty
611 \let\lst@hss\@empty
612 \let\lst@hbox\hbox}
613 \def\lst@column@fullflexible{%
614 \lst@column@flexible
615 \def\lst@OutputLostSpace{\lst@ifnewline \lst@UseLostSpace\fi}%
616 \let\lst@leftinsert\@empty
617 \let\lst@rightinsert\@empty}
618 \def\lst@outputpos#1#2\relax{%
619 \def\lst@lefthss{\lst@hss}\let\lst@righthss\lst@lefthss
620 \let\lst@rightinsert\lst@InsertLostSpace
621 \ifx #1c%
622 \let\lst@leftinsert\lst@InsertHalfLostSpace
623 \else\ifx #1r%
624 \let\lst@righthss\@empty
625 \let\lst@leftinsert\lst@InsertLostSpace
626 \let\lst@rightinsert\@empty
627 \else
628 \let\lst@lefthss\@empty
629 \let\lst@leftinsert\@empty
630 \ifx #1l\else \PackageWarning{Listings}%
631 {Unknown positioning for output boxes}%
632 \fi
633 \fi\fi}
634 \def\lst@flexibletrue{\let\lst@ifflexible\iftrue}
635 \def\lst@flexiblefalse{\let\lst@ifflexible\iffalse}
636 \lst@Key{columns}{[c]fixed}{\lstKV@OptArg[]{#1}{%
637 \ifx\@empty##1\@empty\else \lst@outputpos##1\relax\relax \fi
638 \expandafter\let\expandafter\lst@arg
639 \csname\@lst @column@##2\endcsname
640 \lst@arg
641 \ifx\lst@arg\relax
642 \PackageWarning{Listings}{Unknown column format `##2'}%
643 \else
644 \lst@ifflexible
645 \let\lst@columnsflexible\lst@arg
646 \else
647 \let\lst@columnsfixed\lst@arg
648 \fi
649 \fi}}
650 \let\lst@columnsfixed\lst@column@fixed % init
651 \let\lst@columnsflexible\lst@column@flexible % init
652 \lst@Key{flexiblecolumns}\relax[t]{%
653 \lstKV@SetIf{#1}\lst@ifflexible
654 \lst@ifflexible \lst@columnsflexible
655 \else \lst@columnsfixed \fi}
656 \newcount\lst@newlines
657 \lst@AddToHook{InitVars}{\global\lst@newlines\z@}
658 \lst@AddToHook{InitVarsBOL}{\global\advance\lst@newlines\@ne}
659 \def\lst@NewLine{%
660 \ifx\lst@OutputBox\@gobble\else
661 \par\noindent \hbox{}%
662 \fi
663 \global\advance\lst@newlines\m@ne
664 \lst@newlinetrue}
665 \def\lst@newlinetrue{\global\let\lst@ifnewline\iftrue}
666 \lst@AddToHookExe{PostOutput}{\global\let\lst@ifnewline\iffalse}% init
667 \def\lst@TrackNewLines{%
668 \ifnum\lst@newlines>\z@
669 \lsthk@OnNewLine
670 \lst@DoNewLines
671 \fi}
672 \lst@AddToHook{OnNewLine}{}% init
673 \lst@Key{emptylines}\maxdimen{%
674 \@ifstar{\lst@true\@tempcnta\@gobble#1\relax\lst@GobbleNil}%
675 {\lst@false\@tempcnta#1\relax\lst@GobbleNil}#1\@nil
676 \advance\@tempcnta\@ne
677 \edef\lst@maxempty{\the\@tempcnta\relax}%
678 \let\lst@ifpreservenumber\lst@if}
679 \def\lst@DoNewLines{
680 \@whilenum\lst@newlines>\lst@maxempty \do
681 {\lst@ifpreservenumber
682 \lsthk@OnEmptyLine
683 \global\advance\c@lstnumber\lst@advancelstnum
684 \fi
685 \global\advance\lst@newlines\m@ne}%
686 \@whilenum \lst@newlines>\@ne \do
687 {\lsthk@OnEmptyLine \lst@NewLine}%
688 \ifnum\lst@newlines>\z@ \lst@NewLine \fi}
689 \lst@AddToHook{OnEmptyLine}{}% init
690 \lst@Key{identifierstyle}{}{\def\lst@identifierstyle{#1}}
691 \lst@AddToHook{EmptyStyle}{\let\lst@identifierstyle\@empty}
692 \def\lst@GotoTabStop{%
693 \ifnum\lst@newlines=\z@
694 \setbox\@tempboxa\hbox{\lst@outputspace}%
695 \setbox\@tempboxa\hbox to\wd\@tempboxa{{\lst@currstyle{\hss}}}%
696 \lst@CalcLostSpaceAndOutput
697 \else
698 \global\advance\lst@lostspace \lst@length\lst@width
699 \global\advance\lst@column\lst@length \lst@length\z@
700 \fi}
701 \def\lst@OutputOther{%
702 \lst@CheckDelay
703 \ifnum\lst@length=\z@\else
704 \let\lst@thestyle\lst@currstyle
705 \lsthk@OutputOther
706 \lst@OutputToken
707 \fi}
708 \lst@AddToHook{OutputOther}{}% init
709 \let\lst@currstyle\relax % init
710 \def\lst@Output{%
711 \lst@CheckDelay
712 \ifnum\lst@length=\z@\else
713 \ifx\lst@currstyle\relax
714 \let\lst@thestyle\lst@identifierstyle
715 \else
716 \let\lst@thestyle\lst@currstyle
717 \fi
718 \lsthk@Output
719 \lst@OutputToken
720 \fi
721 \let\lst@lastother\relax}
722 \lst@AddToHook{Output}{}% init
723 \def\lst@GetOutputMacro#1{%
724 \lst@ifletter \global\let#1\lst@Output
725 \else \global\let#1\lst@OutputOther\fi}
726 \def\lst@PrintToken{%
727 \lst@ifletter \lst@Output \lst@letterfalse
728 \else \lst@OutputOther \let\lst@lastother\@empty \fi}
729 \def\lst@XPrintToken{%
730 \lst@PrintToken \lst@CheckMerge
731 \ifnum\lst@length=\z@\else \lst@PrintToken \fi}
732 \def\lst@BeginDropOutput#1{%
733 \xdef\lst@BDOnewlines{\the\lst@newlines}%
734 \global\let\lst@BDOifnewline\lst@ifnewline
735 \lst@EnterMode{#1}%
736 {\lst@modetrue
737 \let\lst@OutputBox\@gobble
738 \aftergroup\lst@BDORestore}}
739 \def\lst@BDORestore{%
740 \global\lst@newlines\lst@BDOnewlines
741 \global\let\lst@ifnewline\lst@BDOifnewline}
742 \let\lst@EndDropOutput\lst@LeaveMode
743 \def\lst@ProcessLetter{\lst@whitespacefalse \lst@AppendLetter}
744 \def\lst@ProcessOther{\lst@whitespacefalse \lst@AppendOther}
745 \def\lst@ProcessDigit{%
746 \lst@whitespacefalse
747 \lst@ifletter \expandafter\lst@AppendLetter
748 \else \expandafter\lst@AppendOther\fi}
749 \def\lst@whitespacetrue{\global\let\lst@ifwhitespace\iftrue}
750 \def\lst@whitespacefalse{\global\let\lst@ifwhitespace\iffalse}
751 \lst@AddToHook{InitVarsBOL}{\lst@whitespacetrue}
752 \lst@Key{tabsize}{8}
753 {\ifnum#1>\z@ \def\lst@tabsize{#1}\else
754 \PackageError{Listings}{Strict positive integer expected}%
755 {You can't use `#1' as tabsize. \@ehc}%
756 \fi}
757 \lst@Key{showtabs}f[t]{\lstKV@SetIf{#1}\lst@ifshowtabs}
758 \lst@Key{tab}{\kern.06em\hbox{\vrule\@height.3ex}%
759 \hrulefill\hbox{\vrule\@height.3ex}}
760 {\def\lst@tab{#1}}
761 \def\lst@ProcessTabulator{%
762 \lst@XPrintToken \lst@whitespacetrue
763 \global\advance\lst@column -\lst@pos
764 \@whilenum \lst@pos<\@ne \do
765 {\global\advance\lst@pos\lst@tabsize}%
766 \lst@length\lst@pos
767 \lst@PreGotoTabStop}
768 \def\lst@PreGotoTabStop{%
769 \lst@ifshowtabs
770 \lst@TrackNewLines
771 \setbox\@tempboxa\hbox to\lst@length\lst@width
772 {{\lst@currstyle{\hss\lst@tab}}}%
773 \lst@CalcLostSpaceAndOutput
774 \else
775 \lst@ifkeepspaces
776 \@tempcnta\lst@length \lst@length\z@
777 \@whilenum \@tempcnta>\z@ \do
778 {\lst@AppendOther\lst@outputspace
779 \advance\@tempcnta\m@ne}%
780 \lst@OutputOther
781 \else
782 \lst@GotoTabStop
783 \fi
784 \fi
785 \lst@length\z@ \global\lst@pos\z@}
786 \def\lst@outputspace{\ }
787 \def\lst@visiblespace{\lst@ttfamily{\char32}\textvisiblespace}
788 \lst@Key{showspaces}{false}[t]{\lstKV@SetIf{#1}\lst@ifshowspaces}
789 \lst@Key{keepspaces}{false}[t]{\lstKV@SetIf{#1}\lst@ifkeepspaces}
790 \lst@AddToHook{Init}
791 {\lst@ifshowspaces
792 \let\lst@outputspace\lst@visiblespace
793 \lst@keepspacestrue
794 \fi}
795 \def\lst@keepspacestrue{\let\lst@ifkeepspaces\iftrue}
796 \def\lst@ProcessSpace{%
797 \lst@ifkeepspaces
798 \lst@AppendOther\lst@outputspace
799 \else \ifnum\lst@newlines=\z@
800 \lst@AppendSpecialSpace
801 \else \ifnum\lst@length=\z@
802 \global\advance\lst@lostspace\lst@width
803 \global\advance\lst@pos\m@ne
804 \else
805 \lst@AppendSpecialSpace
806 \fi
807 \fi \fi
808 \lst@whitespacetrue}
809 \def\lst@AppendSpecialSpace{%
810 \lst@ifwhitespace
811 \lst@PrintToken
812 \global\advance\lst@lostspace\lst@width
813 \global\advance\lst@pos\m@ne
814 \else
815 \lst@AppendOther\lst@outputspace
816 \fi}
817 \lst@Key{formfeed}{\bigbreak}{\def\lst@formfeed{#1}}
818 \def\lst@ProcessFormFeed{%
819 \lst@XPrintToken
820 \ifnum\lst@newlines=\z@
821 \lst@EOLUpdate \lsthk@InitVarsBOL
822 \fi
823 \lst@formfeed
824 \lst@whitespacetrue}
825 \def\lst@Def#1{\lccode`\~=#1\lowercase{\def~}}
826 \def\lst@Let#1{\lccode`\~=#1\lowercase{\let~}}
827 \lst@AddToAtTop{\try@load@fontshape}{\def\space{ }}
828 \def\lst@SelectStdCharTable{%
829 \lst@Def{9}{\lst@ProcessTabulator}%
830 \lst@Def{12}{\lst@ProcessFormFeed}%
831 \lst@Def{32}{\lst@ProcessSpace}}
832 \def\lst@CCPut#1#2{%
833 \ifnum#2=\z@
834 \expandafter\@gobbletwo
835 \else
836 \lccode`\~=#2\lccode`\/=#2\lowercase{\lst@CCPut@~{#1/}}%
837 \fi
838 \lst@CCPut#1}
839 \def\lst@CCPut@#1#2{\lst@lAddTo\lst@SelectStdCharTable{\def#1{#2}}}
840 \lst@CCPut \lst@ProcessOther
841 {"21}{"22}{"28}{"29}{"2B}{"2C}{"2E}{"2F}
842 {"3A}{"3B}{"3D}{"3F}{"5B}{"5D}
843 \z@
844 \lst@CCPut \lst@ProcessDigit
845 {"30}{"31}{"32}{"33}{"34}{"35}{"36}{"37}{"38}{"39}
846 \z@
847 \lst@CCPut \lst@ProcessLetter
848 {"40}{"41}{"42}{"43}{"44}{"45}{"46}{"47}
849 {"48}{"49}{"4A}{"4B}{"4C}{"4D}{"4E}{"4F}
850 {"50}{"51}{"52}{"53}{"54}{"55}{"56}{"57}
851 {"58}{"59}{"5A}
852 {"61}{"62}{"63}{"64}{"65}{"66}{"67}
853 {"68}{"69}{"6A}{"6B}{"6C}{"6D}{"6E}{"6F}
854 {"70}{"71}{"72}{"73}{"74}{"75}{"76}{"77}
855 {"78}{"79}{"7A}
856 \z@
857 \def\lst@CCPutMacro#1#2#3{%
858 \ifnum#2=\z@ \else
859 \begingroup\lccode`\~=#2\relax \lccode`\/=#2\relax
860 \lowercase{\endgroup\expandafter\lst@CCPutMacro@
861 \csname\@lst @um/\expandafter\endcsname
862 \csname\@lst @um/@\endcsname /~}#1{#3}%
863 \expandafter\lst@CCPutMacro
864 \fi}
865 \def\lst@CCPutMacro@#1#2#3#4#5#6{%
866 \lst@lAddTo\lst@SelectStdCharTable{\def#4{#5#1}}%
867 \def#1{\lst@UM#3}%
868 \def#2{#6}}
869 \def\lst@UM#1{\csname\@lst @um#1@\endcsname}
870 \lst@CCPutMacro
871 \lst@ProcessOther {"23}\#
872 \lst@ProcessLetter{"24}\textdollar
873 \lst@ProcessOther {"25}\%
874 \lst@ProcessOther {"26}\&
875 \lst@ProcessOther {"27}{\lst@ifupquote \textquotesingle
876 \else \char39\relax \fi}
877 \lst@ProcessOther {"2A}{\lst@ttfamily*\textasteriskcentered}
878 \lst@ProcessOther {"2D}{\lst@ttfamily{-{}}{$-$}}
879 \lst@ProcessOther {"3C}{\lst@ttfamily<\textless}
880 \lst@ProcessOther {"3E}{\lst@ttfamily>\textgreater}
881 \lst@ProcessOther {"5C}{\lst@ttfamily{\char92}\textbackslash}
882 \lst@ProcessOther {"5E}\textasciicircum
883 \lst@ProcessLetter{"5F}{\lst@ttfamily{\char95}\textunderscore}
884 \lst@ProcessOther {"60}{\lst@ifupquote \textasciigrave
885 \else \char96\relax \fi}
886 \lst@ProcessOther {"7B}{\lst@ttfamily{\char123}\textbraceleft}
887 \lst@ProcessOther {"7C}{\lst@ttfamily|\textbar}
888 \lst@ProcessOther {"7D}{\lst@ttfamily{\char125}\textbraceright}
889 \lst@ProcessOther {"7E}\textasciitilde
890 \lst@ProcessOther {"7F}-
891 \@empty\z@\@empty
892 \def\lst@ttfamily#1#2{\ifx\f@family\ttdefault#1\relax\else#2\fi}
893 \lst@AddToHook{Init}{\edef\ttdefault{\ttdefault}}
894 \lst@Key{upquote}{false}[t]{\lstKV@SetIf{#1}\lst@ifupquote
895 \lst@ifupquote
896 \@ifundefined{textasciigrave}%
897 {\let\KV@lst@upquote\@gobble
898 \lstKV@SetIf f\lst@ifupquote \@gobble\fi
899 \PackageError{Listings}{Option `upquote' requires `textcomp'
900 package.\MessageBreak The option has been disabled}%
901 {Add \string\usepackage{textcomp} to your preamble.}}%
902 {}%
903 \fi}
904 \AtBeginDocument{%
905 \@ifpackageloaded{upquote}{\RequirePackage{textcomp}%
906 \lstset{upquote}}{}%
907 \@ifpackageloaded{upquote2}{\lstset{upquote}}{}}
908 \def\lst@activecharstrue{\let\lst@ifactivechars\iftrue}
909 \def\lst@activecharsfalse{\let\lst@ifactivechars\iffalse}
910 \lst@activecharstrue
911 \def\lst@SelectCharTable{%
912 \lst@SelectStdCharTable
913 \lst@ifactivechars
914 \catcode9\active \catcode12\active \catcode13\active
915 \@tempcnta=32\relax
916 \@whilenum\@tempcnta<128\do
917 {\catcode\@tempcnta\active\advance\@tempcnta\@ne}%
918 \fi
919 \lst@ifec \lst@DefEC \fi
920 \let\do\lst@do@noligs \verbatim@nolig@list
921 \lsthk@SelectCharTable
922 \lst@DeveloperSCT
923 \ifx\lst@Backslash\relax\else
924 \lst@LetSaveDef{"5C}\lsts@backslash\lst@Backslash
925 \fi}
926 \lst@Key{SelectCharTable}{}{\def\lst@DeveloperSCT{#1}}
927 \lst@Key{MoreSelectCharTable}\relax{\lst@lAddTo\lst@DeveloperSCT{#1}}
928 \lst@AddToHook{SetLanguage}{\let\lst@DeveloperSCT\@empty}
929 \def\lst@do@noligs#1{%
930 \begingroup \lccode`\~=`#1\lowercase{\endgroup
931 \lst@do@noligs@~}}
932 \def\lst@do@noligs@#1{%
933 \expandafter\expandafter\expandafter\def
934 \expandafter\expandafter\expandafter#1%
935 \expandafter\expandafter\expandafter{\expandafter\lst@NoLig#1}}
936 \def\lst@NoLig{\advance\lst@length\m@ne \lst@Append\lst@nolig}
937 \def\lst@nolig{\lst@UM\@empty}%
938 \@namedef{\@lst @um@}{\leavevmode\kern\z@}
939 \def\lst@SaveOutputDef#1#2{%
940 \begingroup \lccode`\~=#1\relax \lowercase{\endgroup
941 \def\lst@temp##1\def~##2##3\relax}{%
942 \global\expandafter\let\expandafter#2\@gobble##2\relax}%
943 \expandafter\lst@temp\lst@SelectStdCharTable\relax}
944 \lst@SaveOutputDef{"5C}\lstum@backslash
945 \lst@Key{extendedchars}{false}[t]{\lstKV@SetIf{#1}\lst@ifec}
946 \def\lst@DefEC{%
947 \lst@CCECUse \lst@ProcessLetter
948 ^^80^^81^^82^^83^^84^^85^^86^^87^^88^^89^^8a^^8b^^8c^^8d^^8e^^8f%
949 ^^90^^91^^92^^93^^94^^95^^96^^97^^98^^99^^9a^^9b^^9c^^9d^^9e^^9f%
950 ^^a0^^a1^^a2^^a3^^a4^^a5^^a6^^a7^^a8^^a9^^aa^^ab^^ac^^ad^^ae^^af%
951 ^^b0^^b1^^b2^^b3^^b4^^b5^^b6^^b7^^b8^^b9^^ba^^bb^^bc^^bd^^be^^bf%
952 ^^c0^^c1^^c2^^c3^^c4^^c5^^c6^^c7^^c8^^c9^^ca^^cb^^cc^^cd^^ce^^cf%
953 ^^d0^^d1^^d2^^d3^^d4^^d5^^d6^^d7^^d8^^d9^^da^^db^^dc^^dd^^de^^df%
954 ^^e0^^e1^^e2^^e3^^e4^^e5^^e6^^e7^^e8^^e9^^ea^^eb^^ec^^ed^^ee^^ef%
955 ^^f0^^f1^^f2^^f3^^f4^^f5^^f6^^f7^^f8^^f9^^fa^^fb^^fc^^fd^^fe^^ff%
956 ^^00}
957 \def\lst@CCECUse#1#2{%
958 \ifnum`#2=\z@
959 \expandafter\@gobbletwo
960 \else
961 \ifnum\catcode`#2=\active
962 \lccode`\~=`#2\lccode`\/=`#2\lowercase{\lst@CCECUse@#1~/}%
963 \else
964 \lst@ifactivechars \catcode`#2=\active \fi
965 \lccode`\~=`#2\lccode`\/=`#2\lowercase{\def~{#1/}}%
966 \fi
967 \fi
968 \lst@CCECUse#1}
969 \def\lst@CCECUse@#1#2#3{%
970 \expandafter\def\csname\@lst @EC#3\endcsname{\lst@UM#3}%
971 \expandafter\let\csname\@lst @um#3@\endcsname #2%
972 \edef#2{\noexpand#1%
973 \expandafter\noexpand\csname\@lst @EC#3\endcsname}}
974 \lst@AddToHook{Init}
975 {\let\lsts@nfss@catcodes\nfss@catcodes
976 \let\nfss@catcodes\lst@nfss@catcodes}
977 \def\lst@nfss@catcodes{%
978 \lst@makeletter
979 ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz\relax
980 \@makeother (\@makeother )\@makeother ,\@makeother :\@makeother &%
981 \@makeother 0\@makeother 1\@makeother 2\@makeother 3\@makeother 4%
982 \@makeother 5\@makeother 6\@makeother 7\@makeother 8\@makeother 9%
983 \@makeother =\lsts@nfss@catcodes}
984 \def\lst@makeletter#1{%
985 \ifx\relax#1\else\catcode`#111\relax \expandafter\lst@makeletter\fi}
986 \lst@AddToHook{Init}
987 {\edef\lst@OrgOutput{\the\output}%
988 \output{\global\setbox\lst@gtempboxa\box\@cclv
989 \expandafter\egroup
990 \lst@SaveToken
991 \lst@InterruptModes
992 \setbox\@cclv\box\lst@gtempboxa
993 \bgroup\lst@OrgOutput\egroup
994 \bgroup
995 \aftergroup\pagegoal\aftergroup\vsize
996 \aftergroup\lst@ReenterModes\aftergroup\lst@RestoreToken}}
997 \lst@Key{alsoletter}\relax{%
998 \lst@DoAlso{#1}\lst@alsoletter\lst@ProcessLetter}
999 \lst@Key{alsodigit}\relax{%
1000 \lst@DoAlso{#1}\lst@alsodigit\lst@ProcessDigit}
1001 \lst@Key{alsoother}\relax{%
1002 \lst@DoAlso{#1}\lst@alsoother\lst@ProcessOther}
1003 \lst@AddToHook{SelectCharTable}
1004 {\lst@alsoother \lst@alsodigit \lst@alsoletter}
1005 \lst@AddToHookExe{SetLanguage}% init
1006 {\let\lst@alsoletter\@empty
1007 \let\lst@alsodigit\@empty
1008 \let\lst@alsoother\@empty}
1009 \def\lst@DoAlso#1#2#3{%
1010 \lst@DefOther\lst@arg{#1}\let#2\@empty
1011 \expandafter\lst@DoAlso@\expandafter#2\expandafter#3\lst@arg\relax}
1012 \def\lst@DoAlso@#1#2#3{%
1013 \ifx\relax#3\expandafter\@gobblethree \else
1014 \begingroup \lccode`\~=`#3\relax \lowercase{\endgroup
1015 \def\lst@temp##1\def~##2##3\relax{%
1016 \edef\lst@arg{\def\noexpand~{\noexpand#2\expandafter
1017 \noexpand\@gobble##2}}}}%
1018 \expandafter\lst@temp\lst@SelectStdCharTable\relax
1019 \lst@lExtend#1{\lst@arg}%
1020 \fi
1021 \lst@DoAlso@#1#2}
1022 \def\lst@SaveDef#1#2{%
1023 \begingroup \lccode`\~=#1\relax \lowercase{\endgroup\let#2~}}
1024 \def\lst@DefSaveDef#1#2{%
1025 \begingroup \lccode`\~=#1\relax \lowercase{\endgroup\let#2~\def~}}
1026 \def\lst@LetSaveDef#1#2{%
1027 \begingroup \lccode`\~=#1\relax \lowercase{\endgroup\let#2~\let~}}
1028 \def\lst@CDef#1{\lst@CDef@#1}
1029 \def\lst@CDef@#1#2#3#4{\lst@CDefIt#1{#2}{#3}{#4#2#3}#4}
1030 \def\lst@CDefX#1{\lst@CDefX@#1}
1031 \def\lst@CDefX@#1#2#3{\lst@CDefIt#1{#2}{#3}{}}
1032 \def\lst@CDefIt#1#2#3#4#5#6#7#8{%
1033 \ifx\@empty#2\@empty
1034 \def#1{#6\def\lst@next{#7#4#8}\lst@next}%
1035 \else \ifx\@empty#3\@empty
1036 \def#1##1{%
1037 #6%
1038 \ifx##1#2\def\lst@next{#7#4#8}\else
1039 \def\lst@next{#5##1}\fi
1040 \lst@next}%
1041 \else
1042 \def#1{%
1043 #6%
1044 \lst@IfNextCharsArg{#2#3}{#7#4#8}%
1045 {\expandafter#5\lst@eaten}}%
1046 \fi \fi}
1047 \def\lst@CArgX#1#2\relax{%
1048 \lst@DefActive\lst@arg{#1#2}%
1049 \expandafter\lst@CArg\lst@arg\relax}
1050 \def\lst@CArg#1#2\relax{%
1051 \lccode`\/=`#1\lowercase{\def\lst@temp{/}}%
1052 \lst@GetFreeMacro{lst@c\lst@temp}%
1053 \expandafter\lst@CArg@\lst@freemacro#1#2\@empty\@empty\relax}
1054 \def\lst@CArg@#1#2#3#4\@empty#5\relax#6{%
1055 \let#1#2%
1056 \ifx\@empty#3\@empty
1057 \def\lst@next{#6{#2{}{}}}%
1058 \else
1059 \def\lst@next{#6{#2#3{#4}}}%
1060 \fi
1061 \lst@next #1}
1062 \def\lst@CArgEmpty#1\@empty{#1}
1063 \lst@Key{excludedelims}\relax
1064 {\lsthk@ExcludeDelims \lst@NormedDef\lst@temp{#1}%
1065 \expandafter\lst@for\lst@temp\do
1066 {\expandafter\let\csname\@lst @ifex##1\endcsname\iftrue}}
1067 \def\lst@DelimPrint#1#2{%
1068 #1%
1069 \begingroup
1070 \lst@mode\lst@nomode \lst@modetrue
1071 #2\lst@XPrintToken
1072 \endgroup
1073 \lst@ResetToken
1074 \fi}
1075 \def\lst@DelimOpen#1#2#3#4#5#6\@empty{%
1076 \lst@TrackNewLines \lst@XPrintToken
1077 \lst@DelimPrint#1{#6}%
1078 \lst@EnterMode{#4}{\def\lst@currstyle#5}%
1079 \lst@DelimPrint{#1#2}{#6}%
1080 #3}
1081 \def\lst@DelimClose#1#2#3\@empty{%
1082 \lst@TrackNewLines \lst@XPrintToken
1083 \lst@DelimPrint{#1#2}{#3}%
1084 \lst@LeaveMode
1085 \lst@DelimPrint{#1}{#3}}
1086 \def\lst@BeginDelim{\lst@DelimOpen\iffalse\else{}}
1087 \def\lst@EndDelim{\lst@DelimClose\iffalse\else}
1088 \def\lst@BeginIDelim{\lst@DelimOpen\iffalse{}{}}
1089 \def\lst@EndIDelim{\lst@DelimClose\iffalse{}}
1090 \lst@AddToHook{SelectCharTable}{\lst@DefDelims}
1091 \lst@AddToHookExe{SetLanguage}{\let\lst@DefDelims\@empty}
1092 \def\lst@Delim#1{%
1093 \lst@false \let\lst@cumulative\@empty \let\lst@arg\@empty
1094 \@ifstar{\@ifstar{\lst@Delim@{#1}}%
1095 {\let\lst@cumulative\relax
1096 \lst@Delim@{#1}}}%
1097 {\lst@true\lst@Delim@{#1}}}
1098 \def\lst@Delim@#1[#2]{%
1099 \gdef\lst@delimtype{#2}%
1100 \@ifnextchar[\lst@Delim@sty
1101 {\lst@Delim@sty[#1]}}
1102 \def\lst@Delim@sty[#1]{%
1103 \def\lst@delimstyle{#1}%
1104 \ifx\@empty#1\@empty\else
1105 \lst@Delim@sty@ #1\@nil
1106 \fi
1107 \@ifnextchar[\lst@Delim@option
1108 \lst@Delim@delim}
1109 \def\lst@Delim@option[#1]{\def\lst@arg{[#1]}\lst@Delim@delim}
1110 \def\lst@Delim@sty@#1#2\@nil{%
1111 \if\relax\noexpand#1\else
1112 \edef\lst@delimstyle{\expandafter\noexpand
1113 \csname\@lst @\lst@delimstyle\endcsname}%
1114 \fi}
1115 \def\lst@Delim@delim#1\relax#2#3#4#5#6#7#8{%
1116 \ifx #4\@empty \lst@Delim@delall{#2}\fi
1117 \ifx\@empty#1\@empty
1118 \ifx #4\@nil
1119 \@ifundefined{\@lst @#2DM@\lst@delimtype}%
1120 {\lst@Delim@delall{#2@\lst@delimtype}}%
1121 {\lst@Delim@delall{#2DM@\lst@delimtype}}%
1122 \fi
1123 \else
1124 \expandafter\lst@Delim@args\expandafter
1125 {\lst@delimtype}{#1}{#5}#6{#7}{#8}#4%
1126 \let\lst@delim\@empty
1127 \expandafter\lst@IfOneOf\lst@delimtype\relax#3%
1128 {\@ifundefined{\@lst @#2DM@\lst@delimtype}%
1129 {\lst@lExtend\lst@delim{\csname\@lst @#2@\lst@delimtype
1130 \expandafter\endcsname\lst@arg}}%
1131 {\lst@lExtend\lst@delim{\expandafter\lst@UseDynamicMode
1132 \csname\@lst @#2DM@\lst@delimtype
1133 \expandafter\endcsname\lst@arg}}%
1134 \ifx #4\@nil
1135 \let\lst@temp\lst@DefDelims \let\lst@DefDelims\@empty
1136 \expandafter\lst@Delim@del\lst@temp\@empty\@nil\@nil\@nil
1137 \else
1138 \lst@lExtend\lst@DefDelims\lst@delim
1139 \fi}%
1140 {\PackageError{Listings}{Illegal type `\lst@delimtype'}%
1141 {#2 types are #3.}}%
1142 \fi}
1143 \def\lst@Delim@args#1#2#3#4#5#6#7{%
1144 \begingroup
1145 \lst@false \let\lst@next\lst@XConvert
1146 \@ifnextchar #4{\xdef\lst@delimtype{\expandafter\@gobble
1147 \lst@delimtype}%
1148 #5\lst@next#2\@nil
1149 \lst@lAddTo\lst@arg{\@empty#6}%
1150 \lst@GobbleNil}%
1151 {\lst@next#2\@nil
1152 \lst@lAddTo\lst@arg{\@empty#3}%
1153 \lst@GobbleNil}%
1154 #1\@nil
1155 \global\let\@gtempa\lst@arg
1156 \endgroup
1157 \let\lst@arg\@gtempa
1158 \ifx #7\@nil\else
1159 \expandafter\lst@Delim@args@\expandafter{\lst@delimstyle}%
1160 \fi}
1161 \def\lst@Delim@args@#1{%
1162 \lst@if
1163 \lst@lAddTo\lst@arg{{{#1}\lst@modetrue}}%
1164 \else
1165 \ifx\lst@cumulative\@empty
1166 \lst@lAddTo\lst@arg{{{}#1}}%
1167 \else
1168 \lst@lAddTo\lst@arg{{{#1}}}%
1169 \fi
1170 \fi}
1171 \def\lst@Delim@del#1\@empty#2#3#4{%
1172 \ifx #2\@nil\else
1173 \def\lst@temp{#1\@empty#2#3}%
1174 \ifx\lst@temp\lst@delim\else
1175 \lst@lAddTo\lst@DefDelims{#1\@empty#2#3{#4}}%
1176 \fi
1177 \expandafter\lst@Delim@del
1178 \fi}
1179 \def\lst@Delim@delall#1{%
1180 \begingroup
1181 \edef\lst@delim{\expandafter\string\csname\@lst @#1\endcsname}%
1182 \lst@false \global\let\@gtempa\@empty
1183 \expandafter\lst@Delim@delall@\lst@DefDelims\@empty
1184 \endgroup
1185 \let\lst@DefDelims\@gtempa}
1186 \def\lst@Delim@delall@#1{%
1187 \ifx #1\@empty\else
1188 \ifx #1\lst@UseDynamicMode
1189 \lst@true
1190 \let\lst@next\lst@Delim@delall@do
1191 \else
1192 \def\lst@next{\lst@Delim@delall@do#1}%
1193 \fi
1194 \expandafter\lst@next
1195 \fi}
1196 \def\lst@Delim@delall@do#1#2\@empty#3#4#5{%
1197 \expandafter\lst@IfSubstring\expandafter{\lst@delim}{\string#1}%
1198 {}%
1199 {\lst@if \lst@AddTo\@gtempa\lst@UseDynamicMode \fi
1200 \lst@AddTo\@gtempa{#1#2\@empty#3#4{#5}}}%
1201 \lst@false \lst@Delim@delall@}
1202 \gdef\lst@DefDelimB#1#2#3#4#5#6#7#8{%
1203 \lst@CDef{#1}#2%
1204 {#3}%
1205 {\let\lst@bnext\lst@CArgEmpty
1206 \lst@ifmode #4\else
1207 #5%
1208 \def\lst@bnext{#6{#7}{#8}}%
1209 \fi
1210 \lst@bnext}%
1211 \@empty}
1212 \gdef\lst@DefDelimE#1#2#3#4#5#6#7{%
1213 \lst@CDef{#1}#2%
1214 {#3}%
1215 {\let\lst@enext\lst@CArgEmpty
1216 \ifnum #7=\lst@mode%
1217 #4%
1218 \let\lst@enext#6%
1219 \else
1220 #5%
1221 \fi
1222 \lst@enext}%
1223 \@empty}
1224 \lst@AddToHook{Init}{\let\lst@bnext\relax \let\lst@enext\relax}
1225 \gdef\lst@DefDelimBE#1#2#3#4#5#6#7#8#9{%
1226 \lst@CDef{#1}#2%
1227 {#3}%
1228 {\let\lst@bnext\lst@CArgEmpty
1229 \ifnum #7=\lst@mode
1230 #4%
1231 \let\lst@bnext#9%
1232 \else
1233 \lst@ifmode\else
1234 #5%
1235 \def\lst@bnext{#6{#7}{#8}}%
1236 \fi
1237 \fi
1238 \lst@bnext}%
1239 \@empty}
1240 \gdef\lst@delimtypes{s,l}
1241 \gdef\lst@DelimKey#1#2{%
1242 \lst@Delim{}#2\relax
1243 {Delim}\lst@delimtypes #1%
1244 {\lst@BeginDelim\lst@EndDelim}
1245 i\@empty{\lst@BeginIDelim\lst@EndIDelim}}
1246 \lst@Key{delim}\relax{\lst@DelimKey\@empty{#1}}
1247 \lst@Key{moredelim}\relax{\lst@DelimKey\relax{#1}}
1248 \lst@Key{deletedelim}\relax{\lst@DelimKey\@nil{#1}}
1249 \gdef\lst@DelimDM@l#1#2\@empty#3#4#5{%
1250 \lst@CArg #2\relax\lst@DefDelimB{}{}{}#3{#1}{#5\lst@Lmodetrue}}
1251 \gdef\lst@DelimDM@s#1#2#3\@empty#4#5#6{%
1252 \lst@CArg #2\relax\lst@DefDelimB{}{}{}#4{#1}{#6}%
1253 \lst@CArg #3\relax\lst@DefDelimE{}{}{}#5{#1}}
1254 \def\lst@ReplaceInput#1{\lst@CArgX #1\relax\lst@CDefX{}{}}
1255 \lst@Key{literate}{}{\def\lst@literate{#1}}
1256 \lst@AddToHook{SelectCharTable}
1257 {\ifx\lst@literate\@empty\else
1258 \expandafter\lst@Literate\lst@literate{}\relax\z@
1259 \fi}
1260 \def\lst@Literate#1#2#3{%
1261 \ifx\relax#2\@empty\else
1262 \lst@ReplaceInput{#1}%
1263 {\lst@XPrintToken \lst@letterfalse
1264 \lst@token{#2}\lst@length#3\relax
1265 \lst@XPrintToken}%
1266 \expandafter\lst@Literate
1267 \fi}
1268 \def\lst@BeginDropInput#1{%
1269 \lst@EnterMode{#1}%
1270 {\lst@modetrue
1271 \let\lst@ifdropinput\iftrue
1272 \let\lst@ProcessLetter\@gobble
1273 \let\lst@ProcessDigit\@gobble
1274 \let\lst@ProcessOther\@gobble
1275 \let\lst@ProcessSpace\@empty
1276 \let\lst@ProcessTabulator\@empty
1277 \let\lst@ProcessFormFeed\@empty}}
1278 \let\lst@ifdropinput\iffalse % init
1279 \lst@Key{basicstyle}\relax{\def\lst@basicstyle{#1}}
1280 \lst@Key{inputencoding}\relax{\def\lst@inputenc{#1}}
1281 \lst@AddToHook{Init}
1282 {\lst@basicstyle
1283 \ifx\lst@inputenc\@empty\else
1284 \@ifundefined{inputencoding}{}%
1285 {\inputencoding\lst@inputenc}%
1286 \fi}
1287 \lst@AddToHookExe{EmptyStyle}
1288 {\let\lst@basicstyle\@empty
1289 \let\lst@inputenc\@empty}
1290 \def\lst@parshape{\parshape\@ne \z@ \linewidth}
1291 \lst@AddToHookAtTop{EveryLine}{\lst@parshape}
1292 \lst@AddToHookAtTop{EndGroup}{\lst@parshape}
1293 \newcount\lst@lineno % \global
1294 \lst@AddToHook{InitVars}{\global\lst@lineno\@ne}
1295 \lst@Key{print}{true}[t]{\lstKV@SetIf{#1}\lst@ifprint}
1296 \lst@Key{firstline}\relax{\def\lst@firstline{#1\relax}}
1297 \lst@Key{lastline}\relax{\def\lst@lastline{#1\relax}}
1298 \lst@AddToHook{PreSet}
1299 {\let\lst@firstline\@ne \def\lst@lastline{9999999\relax}}
1300 \lst@Key{nolol}{false}[t]{\lstKV@SetIf{#1}\lst@ifnolol}
1301 \def\lst@nololtrue{\let\lst@ifnolol\iftrue}
1302 \let\lst@ifnolol\iffalse % init
1303 \lst@Key{captionpos}{t}{\def\lst@captionpos{#1}}
1304 \lst@Key{abovecaptionskip}\smallskipamount{\def\lst@abovecaption{#1}}
1305 \lst@Key{belowcaptionskip}\smallskipamount{\def\lst@belowcaption{#1}}
1306 \lst@Key{label}\relax{\def\lst@label{#1}}
1307 \lst@Key{title}\relax{\def\lst@title{#1}\let\lst@caption\relax}
1308 \lst@Key{caption}\relax{\lstKV@OptArg[{#1}]{#1}%
1309 {\def\lst@caption{##2}\def\lst@@caption{##1}}%
1310 \let\lst@title\@empty}
1311 \lst@AddToHookExe{TextStyle}
1312 {\let\lst@caption\@empty \let\lst@@caption\@empty
1313 \let\lst@title\@empty \let\lst@label\@empty}
1314 \@ifundefined{thechapter}
1315 {\newcounter{lstlisting}
1316 \renewcommand\thelstlisting{\@arabic\c@lstlisting}}
1317 {\newcounter{lstlisting}[chapter]
1318 \renewcommand\thelstlisting
1319 {\ifnum \c@chapter>\z@ \thechapter.\fi \@arabic\c@lstlisting}}
1320 \lst@UserCommand\lstlistingname{Listing}
1321 \@ifundefined{abovecaptionskip}
1322 {\newskip\abovecaptionskip
1323 \newskip\belowcaptionskip
1324 \long\def\@makecaption#1#2{%
1325 \vskip\abovecaptionskip
1326 \sbox\@tempboxa{#1: #2}%
1327 \ifdim \wd\@tempboxa >\hsize
1328 #1: #2\par
1329 \else
1330 \global \@minipagefalse
1331 \hb@xt@\hsize{\hfil\box\@tempboxa\hfil}%
1332 \fi
1333 \vskip\belowcaptionskip}%
1334 }{}
1335 \def\lst@MakeCaption#1{%
1336 \ifx #1t%
1337 \ifx\lst@@caption\@empty\expandafter\lst@HRefStepCounter \else
1338 \expandafter\refstepcounter
1339 \fi {lstlisting}%
1340 \ifx\lst@label\@empty\else \label{\lst@label}\fi
1341 \lst@ifnolol\else
1342 \ifx\lst@@caption\@empty
1343 \ifx\lst@caption\@empty
1344 \ifx\lst@intname\@empty \else \def\lst@temp{ }%
1345 \ifx\lst@intname\lst@temp \else
1346 \addcontentsline{lol}{lstlisting}\lst@name
1347 \fi\fi
1348 \fi
1349 \else
1350 \addcontentsline{lol}{lstlisting}%
1351 {\protect\numberline{\thelstlisting}\lst@@caption}%
1352 \fi
1353 \fi
1354 \fi
1355 \ifx\lst@caption\@empty\else
1356 \lst@IfSubstring #1\lst@captionpos
1357 {\begingroup \let\@@vskip\vskip
1358 \def\vskip{\afterassignment\lst@vskip \@tempskipa}%
1359 \def\lst@vskip{\nobreak\@@vskip\@tempskipa\nobreak}%
1360 \par\normalsize\normalfont
1361 \ifx #1t\allowbreak \fi
1362 \ifx\lst@title\@empty
1363 \expandafter\@makecaption
1364 \else
1365 \expandafter\lst@maketitle
1366 \fi
1367 {\noindent\lstlistingname
1368 \ifx\lst@@caption\@empty\else~\thelstlisting\fi}%
1369 \lst@caption
1370 \ifx #1b\allowbreak \fi
1371 \endgroup}{}%
1372 \fi}
1373 \def\lst@maketitle#1#2{\@makecaption\lst@title@dropdelim\lst@title}
1374 \def\lst@title@dropdelim#1{\ignorespaces}
1375 \AtBeginDocument{%
1376 \@ifundefined{caption@make}{}{%
1377 \def\lst@maketitle#1#2{%
1378 \begingroup
1379 \captionstyle{lsttitle}\@makecaption{}\lst@title
1380 \endgroup}
1381 \newcaptionstyle{lsttitle}{\caption@make{lsttitle}}%
1382 \def\caption@@@lsttitle{\captiontext\par}%
1383 }}
1384 \def\lst@HRefStepCounter#1{%
1385 \begingroup
1386 \c@lstlisting\lst@neglisting
1387 \advance\c@lstlisting\m@ne \xdef\lst@neglisting{\the\c@lstlisting}%
1388 \ifx\hyper@refstepcounter\@undefined\else
1389 \hyper@refstepcounter{#1}%
1390 \fi
1391 \endgroup}
1392 \gdef\lst@neglisting{\z@}% init
1393 \lst@Key{boxpos}{c}{\def\lst@boxpos{#1}}
1394 \def\lst@boxtrue{\let\lst@ifbox\iftrue}
1395 \let\lst@ifbox\iffalse
1396 \lst@Key{float}\relax[\lst@floatplacement]{%
1397 \def\lst@next{\@ifstar{\let\lst@beginfloat\@dblfloat
1398 \let\lst@endfloat\end@dblfloat
1399 \lst@KFloat}%
1400 {\let\lst@beginfloat\@float
1401 \let\lst@endfloat\end@float
1402 \lst@KFloat}}
1403 \edef\lst@float{#1}%
1404 \expandafter\lst@next\lst@float\relax}
1405 \def\lst@KFloat#1\relax{%
1406 \ifx\@empty#1\@empty
1407 \let\lst@float\lst@floatplacement
1408 \else
1409 \def\lst@float{#1}%
1410 \fi}
1411 \lst@Key{floatplacement}{tbp}{\def\lst@floatplacement{#1}}
1412 \lst@AddToHook{PreSet}{\let\lst@float\relax}
1413 \lst@AddToHook{TextStyle}{\let\lst@float\relax}
1414 \AtBeginDocument{%
1415 \@ifundefined{c@float@type}%
1416 {\edef\ftype@lstlisting{\ifx\c@figure\@undefined 1\else 4\fi}}
1417 {\edef\ftype@lstlisting{\the\c@float@type}%
1418 \addtocounter{float@type}{\value{float@type}}}%
1419 }
1420 \lst@Key{aboveskip}\medskipamount{\def\lst@aboveskip{#1}}
1421 \lst@Key{belowskip}\medskipamount{\def\lst@belowskip{#1}}
1422 \lst@AddToHook{TextStyle}
1423 {\let\lst@aboveskip\z@ \let\lst@belowskip\z@}
1424 \lst@Key{everydisplay}{}{\def\lst@EveryDisplay{#1}}
1425 \lst@AddToHook{TextStyle}{\let\lst@ifdisplaystyle\iffalse}
1426 \lst@AddToHook{DisplayStyle}{\let\lst@ifdisplaystyle\iftrue}
1427 \let\lst@ifdisplaystyle\iffalse
1428 \def\lst@Init#1{%
1429 \begingroup
1430 \ifx\lst@float\relax\else
1431 \edef\@tempa{\noexpand\lst@beginfloat{lstlisting}[\lst@float]}%
1432 \expandafter\@tempa
1433 \fi
1434 \ifhmode\ifinner \lst@boxtrue \fi\fi
1435 \lst@ifbox
1436 \lsthk@BoxUnsafe
1437 \hbox to\z@\bgroup
1438 $\if t\lst@boxpos \vtop
1439 \else \if b\lst@boxpos \vbox
1440 \else \vcenter \fi\fi
1441 \bgroup \par\noindent
1442 \else
1443 \lst@ifdisplaystyle
1444 \lst@EveryDisplay
1445 \par\penalty-50\relax
1446 \vspace\lst@aboveskip
1447 \fi
1448 \fi
1449 \normalbaselines
1450 \abovecaptionskip\lst@abovecaption\relax
1451 \belowcaptionskip\lst@belowcaption\relax
1452 \lst@MakeCaption t%
1453 \lsthk@PreInit \lsthk@Init
1454 \lst@ifdisplaystyle
1455 \global\let\lst@ltxlabel\@empty
1456 \if@inlabel
1457 \lst@ifresetmargins
1458 \leavevmode
1459 \else
1460 \xdef\lst@ltxlabel{\the\everypar}%
1461 \lst@AddTo\lst@ltxlabel{%
1462 \global\let\lst@ltxlabel\@empty
1463 \everypar{\lsthk@EveryLine\lsthk@EveryPar}}%
1464 \fi
1465 \fi
1466 \everypar\expandafter{\lst@ltxlabel
1467 \lsthk@EveryLine\lsthk@EveryPar}%
1468 \else
1469 \everypar{}\let\lst@NewLine\@empty
1470 \fi
1471 \lsthk@InitVars \lsthk@InitVarsBOL
1472 \lst@Let{13}\lst@MProcessListing
1473 \let\lst@Backslash#1%
1474 \lst@EnterMode{\lst@Pmode}{\lst@SelectCharTable}%
1475 \lst@InitFinalize}
1476 \let\lst@InitFinalize\@empty % init
1477 \lst@AddToHook{PreInit}
1478 {\rightskip\z@ \leftskip\z@ \parfillskip=\z@ plus 1fil
1479 \let\par\@@par}
1480 \lst@AddToHook{EveryLine}{}% init
1481 \lst@AddToHook{EveryPar}{}% init
1482 \lst@Key{showlines}f[t]{\lstKV@SetIf{#1}\lst@ifshowlines}
1483 \def\lst@DeInit{%
1484 \lst@XPrintToken \lst@EOLUpdate
1485 \global\advance\lst@newlines\m@ne
1486 \lst@ifshowlines
1487 \lst@DoNewLines
1488 \else
1489 \setbox\@tempboxa\vbox{\lst@DoNewLines}%
1490 \fi
1491 \lst@ifdisplaystyle \par\removelastskip \fi
1492 \lsthk@ExitVars\everypar{}\lsthk@DeInit\normalbaselines
1493 \lst@MakeCaption b%
1494 \lst@ifbox
1495 \egroup $\hss \egroup
1496 \vrule\@width\lst@maxwidth\@height\z@\@depth\z@
1497 \else
1498 \lst@ifdisplaystyle
1499 \par\penalty-50\vspace\lst@belowskip
1500 \fi
1501 \fi
1502 \ifx\lst@float\relax\else
1503 \expandafter\lst@endfloat
1504 \fi
1505 \endgroup}
1506 \newdimen\lst@maxwidth % \global
1507 \lst@AddToHook{InitVars}{\global\lst@maxwidth\z@}
1508 \lst@AddToHook{InitVarsEOL}
1509 {\ifdim\lst@currlwidth>\lst@maxwidth
1510 \global\lst@maxwidth\lst@currlwidth
1511 \fi}
1512 \def\lst@EOLUpdate{\lsthk@EOL \lsthk@InitVarsEOL}
1513 \def\lst@MProcessListing{%
1514 \lst@XPrintToken \lst@EOLUpdate \lsthk@InitVarsBOL
1515 \global\advance\lst@lineno\@ne
1516 \ifnum \lst@lineno>\lst@lastline
1517 \expandafter\lst@EndProcessListing
1518 \else
1519 \expandafter\lst@BOLGobble
1520 \fi}
1521 \let\lst@EndProcessListing\endinput
1522 \lst@Key{gobble}{0}{\def\lst@gobble{#1}}
1523 \def\lst@BOLGobble{%
1524 \ifnum\lst@gobble>\z@
1525 \@tempcnta\lst@gobble\relax
1526 \expandafter\lst@BOLGobble@
1527 \fi}
1528 \def\lst@BOLGobble@@{%
1529 \ifnum\@tempcnta>\z@
1530 \expandafter\lst@BOLGobble@
1531 \fi}
1532 \def\lstenv@BOLGobble@@{%
1533 \lst@IfNextChars\lstenv@endstring{\lstenv@End}%
1534 {\advance\@tempcnta\m@ne \expandafter\lst@BOLGobble@@\lst@eaten}}
1535 \def\lst@BOLGobble@#1{%
1536 \let\lst@next#1%
1537 \ifx \lst@next\relax\else
1538 \ifx \lst@next\lst@MProcessListing\else
1539 \ifx \lst@next\lst@processformfeed\else
1540 \ifx \lst@next\lstenv@backslash
1541 \let\lst@next\lstenv@BOLGobble@@
1542 \else
1543 \let\lst@next\lst@BOLGobble@@
1544 \ifx #1\lst@processtabulator
1545 \advance\@tempcnta-\lst@tabsize\relax
1546 \ifnum\@tempcnta<\z@
1547 \lst@length-\@tempcnta \lst@PreGotoTabStop
1548 \fi
1549 \else
1550 \advance\@tempcnta\m@ne
1551 \fi
1552 \fi \fi \fi \fi
1553 \lst@next}
1554 \def\lst@processformfeed{\lst@ProcessFormFeed}
1555 \def\lst@processtabulator{\lst@ProcessTabulator}
1556 \lst@Key{name}\relax{\def\lst@intname{#1}}
1557 \lst@AddToHookExe{PreSet}{\global\let\lst@intname\@empty}
1558 \lst@AddToHook{PreInit}{%
1559 \let\lst@arg\lst@intname \lst@ReplaceIn\lst@arg\lst@filenamerpl
1560 \global\let\lst@name\lst@arg \global\let\lstname\lst@name}
1561 \def\lst@filenamerpl{_\textunderscore $\textdollar -\textendash}
1562 \def\l@lstlisting#1#2{\@dottedtocline{1}{1.5em}{2.3em}{#1}{#2}}
1563 \lst@UserCommand\lstlistlistingname{Listings}
1564 \lst@UserCommand\lstlistoflistings{\bgroup
1565 \let\contentsname\lstlistlistingname
1566 \let\lst@temp\@starttoc \def\@starttoc##1{\lst@temp{lol}}%
1567 \tableofcontents \egroup}
1568 \newcommand\lstinline[1][]{%
1569 \leavevmode\bgroup % \hbox\bgroup --> \bgroup
1570 \def\lst@boxpos{b}%
1571 \lsthk@PreSet\lstset{flexiblecolumns,#1}%
1572 \lsthk@TextStyle
1573 \@ifnextchar\bgroup{\afterassignment\lst@InlineG \let\@let@token}%
1574 \lstinline@}
1575 \def\lstinline@#1{%
1576 \lst@Init\relax
1577 \lst@IfNextCharActive{\lst@InlineM#1}{\lst@InlineJ#1}}
1578 \lst@AddToHook{TextStyle}{}% init
1579 \lst@AddToHook{SelectCharTable}{\lst@inlinechars}
1580 \global\let\lst@inlinechars\@empty
1581 \def\lst@InlineM#1{\gdef\lst@inlinechars{%
1582 \lst@Def{`#1}{\lst@DeInit\egroup\global\let\lst@inlinechars\@empty}%
1583 \lst@Def{13}{\lst@DeInit\egroup \global\let\lst@inlinechars\@empty
1584 \PackageError{Listings}{lstinline ended by EOL}\@ehc}}%
1585 \lst@inlinechars}
1586 \def\lst@InlineJ#1{%
1587 \def\lst@temp##1#1{%
1588 \let\lst@arg\@empty \lst@InsideConvert{##1}\lst@arg
1589 \lst@DeInit\egroup}%
1590 \lst@temp}
1591 \def\lst@InlineG{%
1592 \lst@Init\relax
1593 \lst@IfNextCharActive{\lst@InlineM\}}%
1594 {\let\lst@arg\@empty \lst@InlineGJ}}
1595 \def\lst@InlineGJ{\futurelet\@let@token\lst@InlineGJTest}
1596 \def\lst@InlineGJTest{%
1597 \ifx\@let@token\egroup
1598 \afterassignment\lst@InlineGJEnd
1599 \expandafter\let\expandafter\@let@token
1600 \else
1601 \ifx\@let@token\@sptoken
1602 \let\lst@next\lst@InlineGJReadSp
1603 \else
1604 \let\lst@next\lst@InlineGJRead
1605 \fi
1606 \expandafter\lst@next
1607 \fi}
1608 \def\lst@InlineGJEnd{\lst@arg\lst@DeInit\egroup}
1609 \def\lst@InlineGJRead#1{%
1610 \lccode`\~=`#1\lowercase{\lst@lAddTo\lst@arg~}%
1611 \lst@InlineGJ}
1612 \def\lst@InlineGJReadSp#1{%
1613 \lccode`\~=`\ \lowercase{\lst@lAddTo\lst@arg~}%
1614 \lst@InlineGJ#1}
1615 \newcommand\lstinputlisting[2][]{%
1616 \def\lst@set{#1}%
1617 \IfFileExists{#2}%
1618 {\lst@InputListing{#2}}%
1619 {\filename@parse{#2}%
1620 \edef\reserved@a{\noexpand\lst@MissingFileError
1621 {\filename@area\filename@base}%
1622 {\ifx\filename@ext\relax tex\else\filename@ext\fi}}%
1623 \reserved@a}%
1624 \@doendpe \@newlistfalse \ignorespaces}
1625 \def\lst@MissingFileError#1#2{%
1626 \typeout{^^J! Package Listings Error: File `#1(.#2)' not found.^^J%
1627 ^^JType X to quit or <RETURN> to proceed,^^J%
1628 or enter new name. (Default extension: #2)^^J}%
1629 \message{Enter file name: }%
1630 {\endlinechar\m@ne \global\read\m@ne to\@gtempa}%
1631 \ifx\@gtempa\@empty \else
1632 \def\reserved@a{x}\ifx\reserved@a\@gtempa\batchmode\@@end\fi
1633 \def\reserved@a{X}\ifx\reserved@a\@gtempa\batchmode\@@end\fi
1634 \filename@parse\@gtempa
1635 \edef\filename@ext{%
1636 \ifx\filename@ext\relax#2\else\filename@ext\fi}%
1637 \edef\reserved@a{\noexpand\IfFileExists %
1638 {\filename@area\filename@base.\filename@ext}%
1639 {\noexpand\lst@InputListing %
1640 {\filename@area\filename@base.\filename@ext}}%
1641 {\noexpand\lst@MissingFileError
1642 {\filename@area\filename@base}{\filename@ext}}}%
1643 \expandafter\reserved@a %
1644 \fi}
1645 \let\lst@ifdraft\iffalse
1646 \DeclareOption{draft}{\let\lst@ifdraft\iftrue}
1647 \DeclareOption{final}{\let\lst@ifdraft\iffalse}
1648 \lst@AddToHook{PreSet}
1649 {\lst@ifdraft
1650 \let\lst@ifprint\iffalse
1651 \@gobbletwo\fi\fi
1652 \fi}
1653 \def\lst@InputListing#1{%
1654 \begingroup
1655 \lsthk@PreSet \gdef\lst@intname{#1}%
1656 \expandafter\lstset\expandafter{\lst@set}%
1657 \lsthk@DisplayStyle
1658 \catcode\active=\active
1659 \lst@Init\relax \let\lst@gobble\z@
1660 \lst@SkipToFirst
1661 \lst@ifprint \def\lst@next{\input{#1}}%
1662 \else \let\lst@next\@empty \fi
1663 \lst@next
1664 \lst@DeInit
1665 \endgroup}
1666 \def\lst@SkipToFirst{%
1667 \ifnum \lst@lineno<\lst@firstline
1668 \lst@BeginDropInput\lst@Pmode
1669 \lst@Let{13}\lst@MSkipToFirst
1670 \lst@Let{10}\lst@MSkipToFirst
1671 \else
1672 \expandafter\lst@BOLGobble
1673 \fi}
1674 \def\lst@MSkipToFirst{%
1675 \global\advance\lst@lineno\@ne
1676 \ifnum \lst@lineno=\lst@firstline
1677 \lst@LeaveMode \global\lst@newlines\z@
1678 \lsthk@InitVarsBOL
1679 \expandafter\lst@BOLGobble
1680 \fi}
1681 \def\lstenv@DroppedWarning{%
1682 \ifx\lst@dropped\@undefined\else
1683 \PackageWarning{Listings}{Text dropped after begin of listing}%
1684 \fi}
1685 \let\lst@dropped\@undefined % init
1686 \begingroup \lccode`\~=`\^^M\lowercase{%
1687 \gdef\lstenv@Process#1{%
1688 \ifx~#1%
1689 \lstenv@DroppedWarning \let\lst@next\lst@SkipToFirst
1690 \else\ifx^^J#1%
1691 \lstenv@DroppedWarning \let\lst@next\lstenv@ProcessJ
1692 \else
1693 \let\lst@dropped#1\let\lst@next\lstenv@Process
1694 \fi \fi
1695 \lst@next}
1696 }\endgroup
1697 \def\lstenv@ProcessJ{%
1698 \let\lst@arg\@empty
1699 \ifx\@currenvir\lstenv@name
1700 \expandafter\lstenv@ProcessJEnv
1701 \else
1702 \expandafter\def\expandafter\lst@temp\expandafter##1%
1703 \csname end\lstenv@name\endcsname
1704 {\lst@InsideConvert{##1}\lstenv@ProcessJ@}%
1705 \expandafter\lst@temp
1706 \fi}
1707 \begingroup \lccode`\~=`\\\lowercase{%
1708 \gdef\lstenv@ProcessJ@{%
1709 \lst@lExtend\lst@arg
1710 {\expandafter\ \expandafter~\lstenv@endstring}%
1711 \catcode10=\active \lst@Let{10}\lst@MProcessListing
1712 \lst@SkipToFirst \lst@arg}
1713 }\endgroup
1714 \def\lstenv@ProcessJEnv#1\end#2{\def\lst@temp{#2}%
1715 \ifx\lstenv@name\lst@temp
1716 \lst@InsideConvert{#1}%
1717 \expandafter\lstenv@ProcessJ@
1718 \else
1719 \lst@InsideConvert{#1\\end\{#2\}}%
1720 \expandafter\lstenv@ProcessJEnv
1721 \fi}
1722 \def\lstenv@backslash{%
1723 \lst@IfNextChars\lstenv@endstring
1724 {\lstenv@End}%
1725 {\expandafter\lsts@backslash \lst@eaten}}%
1726 \def\lstenv@End{%
1727 \ifx\@currenvir\lstenv@name
1728 \edef\lst@next{\noexpand\end{\lstenv@name}}%
1729 \else
1730 \def\lst@next{\csname end\lstenv@name\endcsname}%
1731 \fi
1732 \lst@next}
1733 \lst@UserCommand\lstnewenvironment#1#2#{%
1734 \@ifundefined{#1}%
1735 {\let\lst@arg\@empty
1736 \lst@XConvert{#1}\@nil
1737 \expandafter\lstnewenvironment@\lst@arg{#1}{#2}}%
1738 {\PackageError{Listings}{Environment `#1' already defined}\@eha
1739 \@gobbletwo}}
1740 \def\@tempa#1#2#3{%
1741 \gdef\lstnewenvironment@##1##2##3##4##5{%
1742 \begingroup
1743 \global\@namedef{end##2}{\lstenv@Error{##2}}%
1744 \global\@namedef{##2}{\def\lstenv@name{##2}%
1745 \begingroup \catcode\active=\active \csname##2@\endcsname}%
1746 \let\l@ngrel@x\global
1747 \let\@xargdef\lstenv@xargdef
1748 \expandafter\new@command\csname##2@\endcsname##3%
1749 {\lsthk@PreSet ##4%
1750 \ifx\@currenvir\lstenv@name
1751 \def\lstenv@endstring{#1#2##1#3}%
1752 \else
1753 \def\lstenv@endstring{#1##1}%
1754 \fi
1755 \@namedef{end##2}{\lst@DeInit ##5\endgroup
1756 \@doendpe \@ignoretrue}%
1757 \lsthk@DisplayStyle
1758 \let\lst@EndProcessListing\lstenv@SkipToEnd
1759 \lst@Init\lstenv@backslash
1760 \lst@ifprint
1761 \expandafter\expandafter\expandafter\lstenv@Process
1762 \else
1763 \expandafter\lstenv@SkipToEnd
1764 \fi
1765 \lst@insertargs}%
1766 \endgroup}%
1767 }
1768 \let\lst@arg\@empty \lst@XConvert{end}\{\}\@nil
1769 \expandafter\@tempa\lst@arg
1770 \let\lst@insertargs\@empty
1771 \def\lstenv@xargdef#1{
1772 \expandafter\lstenv@xargdef@\csname\string#1\endcsname#1}
1773 \def\lstenv@xargdef@#1#2[#3][#4]#5{%
1774 \@ifdefinable#2{%
1775 \gdef#2{%
1776 \ifx\protect\@typeset@protect
1777 \expandafter\lstenv@testopt
1778 \else
1779 \@x@protect#2%
1780 \fi
1781 #1%
1782 {#4}}%
1783 \@yargdef
1784 #1%
1785 \tw@
1786 {#3}%
1787 {#5}}}
1788 \long\def\lstenv@testopt#1#2{%
1789 \@ifnextchar[{\catcode\active5\relax \lstenv@testopt@#1}%
1790 {#1[{#2}]}}
1791 \def\lstenv@testopt@#1[#2]{%
1792 \catcode\active\active
1793 #1[#2]}
1794 \begingroup \lccode`\~=`\\\lowercase{%
1795 \gdef\lstenv@SkipToEnd{%
1796 \long\expandafter\def\expandafter\lst@temp\expandafter##\expandafter
1797 1\expandafter~\lstenv@endstring{\lstenv@End}%
1798 \lst@temp}
1799 }\endgroup
1800 \def\lstenv@Error#1{\PackageError{Listings}{Extra \string\end#1}%
1801 {I'm ignoring this, since I wasn't doing a \csname#1\endcsname.}}
1802 \begingroup \lccode`\~=`\^^M\lowercase{%
1803 \gdef\lst@TestEOLChar#1{%
1804 \def\lst@insertargs{#1}%
1805 \ifx ~#1\@empty \else
1806 \ifx^^J#1\@empty \else
1807 \global\let\lst@intname\lst@insertargs
1808 \let\lst@insertargs\@empty
1809 \fi \fi}
1810 }\endgroup
1811 \lstnewenvironment{lstlisting}[2][]
1812 {\lst@TestEOLChar{#2}%
1813 \lstset{#1}%
1814 \csname\@lst @SetFirstNumber\endcsname}
1815 {\csname\@lst @SaveFirstNumber\endcsname}
1816 \lst@Key{fancyvrb}\relax[t]{%
1817 \lstKV@SetIf{#1}\lst@iffancyvrb
1818 \lstFV@fancyvrb}
1819 \ifx\lstFV@fancyvrb\@undefined
1820 \gdef\lstFV@fancyvrb{\lst@RequireAspects{fancyvrb}\lstFV@fancyvrb}
1821 \fi
1822 \@ifundefined{ocp}{}
1823 {\lst@AddToHook{OutputBox}%
1824 {\let\lst@ProcessLetter\@firstofone
1825 \let\lst@ProcessDigit\@firstofone
1826 \let\lst@ProcessOther\@firstofone}}
1827 \DeclareOption*{\expandafter\lst@ProcessOption\CurrentOption\relax}
1828 \def\lst@ProcessOption#1#2\relax{%
1829 \ifx #1!%
1830 \lst@DeleteKeysIn\lst@loadaspects{#2}%
1831 \else
1832 \lst@lAddTo\lst@loadaspects{,#1#2}%
1833 \fi}
1834 \@ifundefined{lst@loadaspects}
1835 {\def\lst@loadaspects{strings,comments,escape,style,language,%
1836 keywords,labels,lineshape,frames,emph,index}%
1837 }{}
1838 \InputIfFileExists{lstpatch.sty}{}{}
1839 \let\lst@ifsavemem\iffalse
1840 \DeclareOption{savemem}{\let\lst@ifsavemem\iftrue}
1841 \DeclareOption{noaspects}{\let\lst@loadaspects\@empty}
1842 \ProcessOptions
1843 \lst@RequireAspects\lst@loadaspects
1844 \let\lst@loadaspects\@empty
1845 \lst@UseHook{SetStyle}\lst@UseHook{EmptyStyle}
1846 \lst@UseHook{SetLanguage}\lst@UseHook{EmptyLanguage}
1847 \InputIfFileExists{listings.cfg}{}{}
1848 \InputIfFileExists{lstlocal.cfg}{}{}
1849 \endinput
1850 %%
1851 %% End of file `listings.sty'.

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