1 | #!/usr/local/bin/perl |
---|
2 | # $Id: doc2tex.pl,v 1.2 1999-07-01 12:48:00 obachman Exp $ |
---|
3 | ################################################################### |
---|
4 | # Computer Algebra System SINGULAR |
---|
5 | # |
---|
6 | # doc2tex: utility to generate the Singular manual |
---|
7 | # |
---|
8 | #### |
---|
9 | # @c example [error] |
---|
10 | # -> the text till the next @c example is feed into Singular, |
---|
11 | # the text is then substituted by |
---|
12 | # @c computed example $example $doc_file:$line |
---|
13 | # <text from the input> |
---|
14 | # @expansion{} <corresponding output> |
---|
15 | # .... |
---|
16 | # @c end computed example $example $doc_file:$line |
---|
17 | # reuse computed examples if ($reuse && -r $example.inc) |
---|
18 | # cut absolute directory names from the loaded messages |
---|
19 | # substituted @,{ and } by @@, @{ resp. @} |
---|
20 | # wrap around output lines longer than $ex_length = 73; |
---|
21 | # Processing is aborted if error occures in Singular run, |
---|
22 | # unless 'error' is specified |
---|
23 | # |
---|
24 | #### |
---|
25 | # @c include file |
---|
26 | # -> copy content of file into output file protecting texi special chars |
---|
27 | # |
---|
28 | #### |
---|
29 | # @c ref |
---|
30 | # .... |
---|
31 | # @c ref |
---|
32 | # -> scans intermediate lines for @ref{..} strings |
---|
33 | # Creates menu of (sorted) refs for ifinfo |
---|
34 | # Creates comma-separated (sorted) refs for iftex, prepended with |
---|
35 | # the text before first @ref. |
---|
36 | # |
---|
37 | #### |
---|
38 | # @c lib libname.lib [no_ex, lib_fun, lib_ex] |
---|
39 | # --> includes info of libname.lib in output file |
---|
40 | # --> includes function names of info into function index |
---|
41 | # --> if lib_fun is given, includes listing of functions and |
---|
42 | # their help into output file |
---|
43 | # --> if lib_ex is given, includes computed examples of functions, as well |
---|
44 | # |
---|
45 | # Optional no_ex, lib_fun, lib_ex arguments overwrite respective |
---|
46 | # command-line arguments |
---|
47 | # |
---|
48 | # |
---|
49 | ################################################################### |
---|
50 | |
---|
51 | # |
---|
52 | # default settings of command-line arguments |
---|
53 | # |
---|
54 | $Singular = "../Singular/Singular"; # should be overwritten |
---|
55 | $libparse = "../Singular/libparse"; # change in final version |
---|
56 | $Singular_opts = " -teqr12345678"; |
---|
57 | $clean = 0; |
---|
58 | $verbose = 1; |
---|
59 | $reuse = 1; |
---|
60 | $no_ex = 0; |
---|
61 | $lib_fun = 0; |
---|
62 | $lib_ex = 0; |
---|
63 | $doc_subdir = "./d2t_singular"; |
---|
64 | @include_dirs = (".", "../Singular/LIB"); |
---|
65 | $doc_examples_db = "$doc_subdir/examples"; |
---|
66 | |
---|
67 | # |
---|
68 | # misc. defaults |
---|
69 | # |
---|
70 | $ex_length = 73; |
---|
71 | $ERROR = "\n**** Error:"; |
---|
72 | $WARNING = "\n** Warning:"; |
---|
73 | |
---|
74 | # |
---|
75 | # flush stdout and stderr after every write |
---|
76 | # |
---|
77 | select(STDERR); |
---|
78 | $| = 1; |
---|
79 | select(STDOUT); |
---|
80 | $| = 1; |
---|
81 | |
---|
82 | # |
---|
83 | # get file to convert |
---|
84 | # |
---|
85 | $doc_file = pop(@ARGV); |
---|
86 | if ($doc_file =~ /(.+)\..*$/) |
---|
87 | { |
---|
88 | die "*** Error: Need .doc file as input\n" . &Usage |
---|
89 | unless ($doc_file =~ /(.+)\.doc$/); |
---|
90 | } |
---|
91 | else |
---|
92 | { |
---|
93 | if ($doc_file =~ /^-h(elp)?$/) { print &Usage; exit;} |
---|
94 | $doc_file .= ".doc"; |
---|
95 | } |
---|
96 | |
---|
97 | # |
---|
98 | # parse command line options |
---|
99 | # |
---|
100 | $args = join(" ", @ARGV); |
---|
101 | while (@ARGV && $ARGV[0] =~ /^-/) |
---|
102 | { |
---|
103 | $_ = shift(@ARGV); |
---|
104 | if (/^-S(ingular)?$/) { $Singular = shift(@ARGV); next;} |
---|
105 | if (/^-l(ibparse)?$/) { $libparse = shift(@ARGV); next;} |
---|
106 | if (/^-o(output)?$/) { $tex_file = shift(@ARGV); next;} |
---|
107 | if (/^-no_r(euse)?$/) { $reuse = 0; next;} |
---|
108 | if (/^-c(lean)?$/) { $clean = 1; next;} |
---|
109 | if (/^-no_e(x)?$/) { $no_ex = 1; next;} |
---|
110 | if (/^-lib_fu(n)?$/) { $lib_fun = 1;next;} |
---|
111 | if (/^-lib_e(x)?$/) { $lib_ex = 1; next;} |
---|
112 | if (/^-s(ubdir)?$/) { $doc_subdir = shift(@ARGV); next;} |
---|
113 | if (/^-I$/) { unshift(@include_dirs, shift(@ARGV)); next;} |
---|
114 | if (/^-v(erbose)?$/) { $verbose = shift(@ARGV); next;} |
---|
115 | if (/^-h(elp)?$/) { print &Usage; exit;} |
---|
116 | die &Usage; |
---|
117 | } |
---|
118 | $verbose = ($verbose < 0 ? 0 : $verbose); |
---|
119 | |
---|
120 | # |
---|
121 | # construct filenames |
---|
122 | # |
---|
123 | ($doc_dir = $doc_file) =~ s/(.+)\.doc$/$1/; |
---|
124 | if ($doc_dir =~ /(.*)\//) |
---|
125 | { |
---|
126 | $doc = $'; |
---|
127 | $doc_dir = $1; |
---|
128 | } |
---|
129 | else |
---|
130 | { |
---|
131 | $doc = $doc_dir; |
---|
132 | $doc_dir = "."; |
---|
133 | } |
---|
134 | $tex_file = "$doc_dir/$doc.tex" unless ($tex_file); |
---|
135 | |
---|
136 | # |
---|
137 | # open files |
---|
138 | # |
---|
139 | open(DOC, "<$doc_file") |
---|
140 | || die "$ERROR can't open $doc_file for reading: $!\n" . &Usage; |
---|
141 | open(TEX, ">$tex_file") || die "$ERROR can't open $tex_file for writing: $!\n"; |
---|
142 | print "d2t: Generating $tex_file from $doc_file ...\n" if ($verbose > 1); |
---|
143 | print "d2t: $doc_file ==> $tex_file\n" if ($verbose == 1); |
---|
144 | if (-d $doc_subdir) |
---|
145 | { |
---|
146 | print "d2t: Using $doc_subdir for intermediate files\n" |
---|
147 | if ($verbose > 1); |
---|
148 | } |
---|
149 | else |
---|
150 | { |
---|
151 | mkdir($doc_subdir, oct(755)) |
---|
152 | || die "$ERROR can't create directory $doc_subdir: $!\n"; |
---|
153 | print "d2t: Created $doc_subdir for intermediate files\n" |
---|
154 | if ($verbose > 1); |
---|
155 | } |
---|
156 | |
---|
157 | dbmopen(%EXAMPLES, $doc_examples_db, oct(755)) || die "$ERROR: can't open examples data base: $!\n"; |
---|
158 | |
---|
159 | ####################################################################### |
---|
160 | # |
---|
161 | # go ! |
---|
162 | # |
---|
163 | while (<DOC>) |
---|
164 | { |
---|
165 | $line++; |
---|
166 | |
---|
167 | if (/^\@c\s*example/) {&HandleExample; next;} |
---|
168 | if (/^\@c\s*include\s+/) {&HandleInclude; next;} |
---|
169 | if (/^\@c\s*ref\s*$/) {&HandleRef; next;} |
---|
170 | if (/^\@c\s*lib\s+/) {&HandleLib; next;} |
---|
171 | if (/^\@setfilename/) {print TEX "\@setfilename $doc.hlp\n"; next;} |
---|
172 | |
---|
173 | print TEX $_; |
---|
174 | |
---|
175 | if (/^\@bye$/) {last;} |
---|
176 | } |
---|
177 | |
---|
178 | # |
---|
179 | # wrap up |
---|
180 | # |
---|
181 | close(TEX); |
---|
182 | dbmclose(%EXAMPLES); |
---|
183 | print "\nd2t: Finished generation of $tex_file \n" if ($verbose > 1); |
---|
184 | print "\n" if ($verbose == 1); |
---|
185 | |
---|
186 | |
---|
187 | ###################################################################### |
---|
188 | # @c example [error] |
---|
189 | # -> the text till the next @c example is feed into Singular, |
---|
190 | # the text is then substituted by |
---|
191 | # @c computed example $example $doc_file:$line |
---|
192 | # <text from the input> |
---|
193 | # @expansion{} <corresponding output> |
---|
194 | # .... |
---|
195 | # @c end computed example $example $doc_file:$line |
---|
196 | # reuse computed examples if ($reuse && -r $example.inc) |
---|
197 | # cut absolute directory names from the loaded messages |
---|
198 | # substituted @,{ and } by @@, @{ resp. @} |
---|
199 | # wrap around output lines longer than $ex_length = 73; |
---|
200 | # Processing is aborted if error occures in Singular run, |
---|
201 | # unless 'error' is specified |
---|
202 | sub HandleExample |
---|
203 | { |
---|
204 | my($lline, $thisexample, $include, $error_ok); |
---|
205 | |
---|
206 | $lline = $line; |
---|
207 | $example++; |
---|
208 | |
---|
209 | if ($no_ex) |
---|
210 | { |
---|
211 | print "{$example}" if ($verbose); |
---|
212 | print TEX "\@c skipped computation of example $example $doc_file:$lline \n"; |
---|
213 | |
---|
214 | } |
---|
215 | |
---|
216 | $thisexample = ''; |
---|
217 | $error_ok = 1 if /error/; |
---|
218 | # print content in example file till next @c example |
---|
219 | while (<DOC>) |
---|
220 | { |
---|
221 | $line++; |
---|
222 | last if (/^\@c\s*example\s*$/); |
---|
223 | s/^\s*//; # remove preceeding white spaces |
---|
224 | if ($no_ex) |
---|
225 | { |
---|
226 | &protect_texi; |
---|
227 | print TEX $_; |
---|
228 | } |
---|
229 | else |
---|
230 | { |
---|
231 | $thisexample .= $_ unless (/^\s*$/); |
---|
232 | } |
---|
233 | } |
---|
234 | die "$ERROR no matching '\@c example' found for $doc_file:$lline\n" |
---|
235 | unless (/^\@c\s*example\s*$/); |
---|
236 | |
---|
237 | # done, if no examples |
---|
238 | return if ($no_ex); |
---|
239 | |
---|
240 | # check whether it can be reused |
---|
241 | $include = $EXAMPLES{$thisexample}; |
---|
242 | if ($reuse && ($include = $EXAMPLES{$thisexample})) |
---|
243 | { |
---|
244 | print "<$example>" if ($verbose); |
---|
245 | print TEX "\@c reused example $example $doc_file:$lline \n"; |
---|
246 | } |
---|
247 | else |
---|
248 | { |
---|
249 | print "($example" if ($verbose == 1); |
---|
250 | my ($ex_file, $res_file, $inc_file); |
---|
251 | $inc_file = "$doc_subdir/$doc"."_$example.inc"; |
---|
252 | $ex_file = "$doc_subdir/$doc"."_$example.tst"; |
---|
253 | $res_file = "$doc_subdir/$doc"."_$example.res"; |
---|
254 | |
---|
255 | print TEX "\@c computed example $example $doc_file:$lline \n"; |
---|
256 | |
---|
257 | # run singular |
---|
258 | open(EX, ">$ex_file") || die "$ERROR can't open $ex_file for writing: $!\n"; |
---|
259 | print EX "$thisexample\$\n"; |
---|
260 | close(EX); |
---|
261 | |
---|
262 | &System("$Singular $Singular_opts $ex_file > $res_file"); |
---|
263 | print ")" if ($verbose == 1); |
---|
264 | |
---|
265 | open(RES, "<$res_file") || die "$ERROR can't open $res_file for reading: $!\n"; |
---|
266 | open(INC, ">$inc_file") || die "$ERROR can't open $inc_file for writing: $!\n"; |
---|
267 | |
---|
268 | $include = ''; |
---|
269 | # get result, manipulate it and put it into inc file |
---|
270 | while (<RES>) |
---|
271 | { |
---|
272 | last if (/^$ex_file\s*([0-9]+)..\$/); |
---|
273 | # check for error |
---|
274 | die "$ERROR while running example $example from $doc_file:$lline.\nCall: '$Singular $Singular_opts $ex_file > $res_file'\n" |
---|
275 | if (/error occurred/ && ! $error_ok); |
---|
276 | # remove stuff from echo |
---|
277 | if (/^$ex_file\s*([0-9]+)../) |
---|
278 | { |
---|
279 | $_ = $'; |
---|
280 | &protect_texi; |
---|
281 | } |
---|
282 | else |
---|
283 | { |
---|
284 | local($to_do, $done); |
---|
285 | # remove absolute path names from laoded messages |
---|
286 | s/^(\/\/ \*\* loaded )(.*)\/(.+).lib(.*)/$1$3.lib$4/; |
---|
287 | # shorten error occurred in messages |
---|
288 | s/\? error occurred in [^ ]* line/\? error occurred in line/; |
---|
289 | # break after $ex_length characters |
---|
290 | $to_do = $_; |
---|
291 | while (length($to_do) > $ex_length) |
---|
292 | { |
---|
293 | $done .= substr($to_do, 0, $ex_length)."\\\n "; |
---|
294 | $to_do = substr($to_do, $ex_length + 1); |
---|
295 | } |
---|
296 | $_ = $done.$to_do if($done); |
---|
297 | &protect_texi; |
---|
298 | $_ = "\@expansion{} ".$_; |
---|
299 | } |
---|
300 | $include .= $_; |
---|
301 | print INC $_; |
---|
302 | } |
---|
303 | close(RES); |
---|
304 | close(INC); |
---|
305 | unlink $ex_file, $res_file, $inc_file if ($clean); |
---|
306 | $EXAMPLES{$thisexample} = $include; |
---|
307 | } |
---|
308 | print TEX $include; |
---|
309 | print TEX "\@c end example $example $doc_file:$lline\n"; |
---|
310 | } |
---|
311 | |
---|
312 | ###################################################################### |
---|
313 | # @c include file |
---|
314 | # -> copy content of file into output file protecting texi special chars |
---|
315 | sub HandleInclude |
---|
316 | { |
---|
317 | s/^\@c\s*include\s+([^\s]+)\s/$1/; |
---|
318 | unless (&Open(*INC, "<$_")) |
---|
319 | { |
---|
320 | warn "$WARNING HandleInclude: can't open $_ for reading\n"; |
---|
321 | print TEX "\@c include file $_ not found\n"; |
---|
322 | return; |
---|
323 | } |
---|
324 | print "<$_>" if ($verbose); |
---|
325 | print TEX "\@c begin included file $_ from $doc_file:$line\n"; |
---|
326 | while (<INC>) |
---|
327 | { |
---|
328 | &protect_texi; |
---|
329 | print TEX $_; |
---|
330 | } |
---|
331 | print TEX "\@c end included file from $doc_file:$line\n"; |
---|
332 | close (INC); |
---|
333 | } |
---|
334 | |
---|
335 | ###################################################################### |
---|
336 | # @c ref |
---|
337 | # .... |
---|
338 | # @c ref |
---|
339 | # -> scans intermediate lines for @ref{..} strings |
---|
340 | # Creates menu of (sorted) refs for ifinfo |
---|
341 | # Creates comma-separated (sorted) refs for iftex, prepended with |
---|
342 | # the text before first @ref. |
---|
343 | |
---|
344 | sub HandleRef |
---|
345 | { |
---|
346 | local(%refs, @refs, $header, $lline, $lref); |
---|
347 | |
---|
348 | print TEX "\@c inserted refs from $doc_file:$line\n"; |
---|
349 | |
---|
350 | # scan lines use %ref to remove duplicates |
---|
351 | $lline = $line; |
---|
352 | while (<DOC>) |
---|
353 | { |
---|
354 | $line++; |
---|
355 | last if (/^\@c\s*ref\s*$/); |
---|
356 | |
---|
357 | while (/\@ref{([^\s]*)}/) |
---|
358 | { |
---|
359 | $refs{$1} = 1; |
---|
360 | $_ = $'; |
---|
361 | unless ($header) |
---|
362 | { |
---|
363 | $header = $`; |
---|
364 | $header = " " unless ($header); |
---|
365 | } |
---|
366 | } |
---|
367 | } |
---|
368 | die "$ERRROR no matching \@c ref found for $doc_file:$lline\n" |
---|
369 | unless (/^\@c\s*ref\s*$/); |
---|
370 | # sort refs |
---|
371 | @refs = sort(keys(%refs)); |
---|
372 | # put them out |
---|
373 | print TEX "\@ifinfo\n\@menu\n"; |
---|
374 | foreach $ref (@refs) {print TEX "* ".$ref."::\n";} |
---|
375 | print TEX "\@end menu\n\@end ifinfo\n\@iftex\n"; |
---|
376 | |
---|
377 | if ($header ne " ") |
---|
378 | { |
---|
379 | print TEX "$header\n" unless ($header eq " "); |
---|
380 | } |
---|
381 | else |
---|
382 | { |
---|
383 | print TEX "\@strong{See also:} "; |
---|
384 | } |
---|
385 | $lref = pop(@refs); |
---|
386 | foreach $ref (@refs) {print TEX "\@ref{".$ref."};\n";} |
---|
387 | print TEX "\@ref{".$lref."}.\n" if ($lref); |
---|
388 | print TEX "\@end iftex\n\@c end inserted refs from $doc_file:$lline\n"; |
---|
389 | } |
---|
390 | |
---|
391 | ################################################################### |
---|
392 | # |
---|
393 | # @c lib libname.lib [no_ex, lib_fun, lib_ex] |
---|
394 | # --> includes info of libname.lib in output file |
---|
395 | # --> includes function names of info into function index |
---|
396 | # --> if lib_fun is given, includes listing of functions and |
---|
397 | # their help into output file |
---|
398 | # --> if lib_ex is given, includes computed examples of functions, as well |
---|
399 | # |
---|
400 | # Optional no_ex, lib_fun, lib_ex arguments overwrite respective |
---|
401 | # command-line arguments |
---|
402 | # |
---|
403 | |
---|
404 | sub HandleLib |
---|
405 | { |
---|
406 | local($lib, $lib_name, $ltex_file, $l_ex, $l_fun); |
---|
407 | |
---|
408 | if (/^\@c\s*lib\s+([^\.]+)\.lib(.*)/) |
---|
409 | { |
---|
410 | $lib = $1; |
---|
411 | $lib_name = $lib.".lib"; |
---|
412 | $_ = $2; |
---|
413 | } |
---|
414 | else |
---|
415 | { |
---|
416 | warn "$WARNING need .lib file to process '$_'\n"; |
---|
417 | print TEX $_; |
---|
418 | return; |
---|
419 | } |
---|
420 | |
---|
421 | $l_fun = 1 if (($lib_fun || (/lib_fun/)) && !/no_fun/); |
---|
422 | $l_ex = 1 if (($lib_ex || /lib_ex/) && !/no_ex/ && $l_fun); |
---|
423 | |
---|
424 | $ltex_file = "$doc_subdir/$lib"."_lib"; |
---|
425 | unless ($l_ex) |
---|
426 | { |
---|
427 | if ($l_fun) |
---|
428 | { |
---|
429 | $ltex_file .= "_noEx"; |
---|
430 | } |
---|
431 | else |
---|
432 | { |
---|
433 | $ltex_file .= "_noFun"; |
---|
434 | } |
---|
435 | } |
---|
436 | $ltex_file .= ".tex"; |
---|
437 | |
---|
438 | die "$ERROR can't open $lib.lib for reading: $!\n" |
---|
439 | unless ($lib_dir = &Open(*LIB, "<$lib.lib")); |
---|
440 | close (LIB); |
---|
441 | if ($reuse && open(LTEX, "<$ltex_file") && |
---|
442 | IsNewer($ltex_file, "$lib_dir/$lib.lib")) |
---|
443 | { |
---|
444 | print "<lib $lib>" if ($verbose); |
---|
445 | $reuse_this = 1; |
---|
446 | print TEX "\@c reused lib docu for $lib_name $doc_file:$line \n"; |
---|
447 | } |
---|
448 | elsif (&GenerateLibDoc($lib, $ltex_file, $l_fun, $l_ex)) |
---|
449 | { |
---|
450 | print TEX "\@c generated lib docu for $lib_name $doc_file:$line \n"; |
---|
451 | open(LTEX, "<$ltex_file") |
---|
452 | || die "$ERROR can't open $ltex_file for reading: $!\n"; |
---|
453 | } |
---|
454 | while (<LTEX>) {print TEX $_;} |
---|
455 | close(LTEX); |
---|
456 | print TEX "\@c end generated lib docu for $lib_name $doc_file:$line \n"; |
---|
457 | unlink $ltex_file if ($clean); |
---|
458 | } |
---|
459 | |
---|
460 | sub GenerateLibDoc |
---|
461 | { |
---|
462 | my($lib, $tex_file, $l_fun, $l_ex) = @_; |
---|
463 | my($lib_dir, $scall, $pl_file, $doc_file, $i, $example,$largs); |
---|
464 | # vars from executing the library perl scrip |
---|
465 | local($info, $libary, $version, @procs, %example, %help); |
---|
466 | |
---|
467 | print "(lib $lib: " if ($verbose == 1); |
---|
468 | # construct doc/tex file name |
---|
469 | $doc_file = "$doc_subdir/$lib"."_lib"; |
---|
470 | $doc_file .= "_noFun" unless ($l_fun); |
---|
471 | $doc_file .= ".doc"; |
---|
472 | |
---|
473 | die "$ERROR can't open $lib.lib for reading: $!\n" |
---|
474 | unless ($lib_dir = &Open(*LIB, "<$lib.lib")); |
---|
475 | close (LIB); |
---|
476 | if (-r $doc_file && $reuse && IsNewer($doc_file, "$lib_dir/$lib.lib")) |
---|
477 | { |
---|
478 | print "<doc>" if ($verbose == 1); |
---|
479 | print TEX "\@c reused file $doc_file\n"; |
---|
480 | } |
---|
481 | else |
---|
482 | { |
---|
483 | # generate perl file, if necessary |
---|
484 | $pl_file = "$doc_subdir/$lib"."_lib.pl"; |
---|
485 | if (-r $pl_file && $reuse && IsNewer($pl_file, "$lib_dir/$lib.lib")) |
---|
486 | { |
---|
487 | print "<pl>" if ($verbose == 1); |
---|
488 | print TEX "\@c reused file $pl_file\n"; |
---|
489 | } |
---|
490 | else |
---|
491 | { |
---|
492 | print "(pl" if ($verbose == 1); |
---|
493 | &System("$libparse -i $lib_dir/$lib.lib > $pl_file"); |
---|
494 | print ")" if ($verbose == 1); |
---|
495 | print TEX "\@c generated file $pl_file\n"; |
---|
496 | } |
---|
497 | |
---|
498 | print "(doc" if ($verbose == 1); |
---|
499 | print TEX "\@c generated file $doc_file\n"; |
---|
500 | |
---|
501 | do $pl_file; |
---|
502 | die "$ERROR error while executing $pl_file: $@\n" if ($@); |
---|
503 | unlink ($pl_file) if ($clean); |
---|
504 | |
---|
505 | # generate doc file |
---|
506 | open(LDOC, ">$doc_file") || die"$ERROR can't open $doc_file for writing: $!\n"; |
---|
507 | |
---|
508 | # print header |
---|
509 | $info = &CleanUpHelp($info); |
---|
510 | print LDOC "\@c library version: $version\n"; |
---|
511 | print LDOC "\@c library file: $library\n"; |
---|
512 | print LDOC "\@strong{Overview:}\n\@example\n"; |
---|
513 | print LDOC $info; |
---|
514 | print LDOC "\n\@end example\n"; |
---|
515 | # generate findex for every routine mentioned |
---|
516 | while ($info =~ /^(.*)\n/) |
---|
517 | { |
---|
518 | $info = $'; |
---|
519 | if ($1 =~ /^\s*(\w{1}[\w\d]*)\(.*\)/) |
---|
520 | { |
---|
521 | print LDOC "\@findex $1\n"; |
---|
522 | print LDOC "\@cindex $1\n" if ($lib eq "standard"); |
---|
523 | } |
---|
524 | } |
---|
525 | |
---|
526 | # print menu of available functions |
---|
527 | if ($l_fun) |
---|
528 | { |
---|
529 | @procs = sort(@procs); |
---|
530 | print LDOC "\@menu\n"; |
---|
531 | foreach $proc (@procs) {print LDOC "* $proc"."::\n";} |
---|
532 | print LDOC "\@end menu\n"; |
---|
533 | |
---|
534 | # print help and example of each function |
---|
535 | for ($i = 0; $i <= $#procs; $i++) |
---|
536 | { |
---|
537 | # print node and section heading |
---|
538 | print LDOC "\n\@c ------------------- " . $procs[$i]." -------------\n"; |
---|
539 | print LDOC "\@node " . $procs[$i].","; |
---|
540 | print LDOC " ".$procs[$i+1] if ($i < $#procs); |
---|
541 | print LDOC ","; |
---|
542 | print LDOC " ".$procs[$i-1] if ($i > 0); |
---|
543 | print LDOC ", " . $lib ."_lib\n"; |
---|
544 | print LDOC "\@subsection " . $procs[$i] . "\n"; |
---|
545 | print LDOC "\@findex ". $procs[$i] . "\n"; |
---|
546 | print LDOC "\@cindex ". $procs[$i] . "\n" if ($lib eq "standard"); |
---|
547 | |
---|
548 | # print help section |
---|
549 | print LDOC "\@strong{Info:}\n"; |
---|
550 | print LDOC "\@example\n"; |
---|
551 | print LDOC &CleanUpHelp($help{$procs[$i]}); |
---|
552 | print LDOC "\n\@end example\n"; |
---|
553 | |
---|
554 | # print example section |
---|
555 | next unless ($example = &CleanUpExample($lib, $example{$procs[$i]})); |
---|
556 | print LDOC "\@strong{Example:}\n"; |
---|
557 | print LDOC "\@example\n\@c example\n"; |
---|
558 | print LDOC $example; |
---|
559 | print LDOC "\n\@c example\n\@end example\n"; |
---|
560 | } |
---|
561 | } |
---|
562 | close(LDOC); |
---|
563 | print ")" if ($verbose == 1); |
---|
564 | } |
---|
565 | |
---|
566 | $largs = "-no_ex" unless ($l_ex); |
---|
567 | # call doc2tex on generated doc file |
---|
568 | print "\n" if ($verbose == 1); |
---|
569 | dbmclose(%EXAMPLES); |
---|
570 | &System("$0 $args $largs -o $tex_file $doc_file"); |
---|
571 | dbmopen(%EXAMPLES, $doc_examples_db, oct(755)) |
---|
572 | || die "$ERROR: can't open examples data base: $!\n"; |
---|
573 | |
---|
574 | unlink($doc_file) if ($clean); |
---|
575 | return 1; |
---|
576 | } |
---|
577 | |
---|
578 | ################################################################### |
---|
579 | # |
---|
580 | # Auxiallary functions |
---|
581 | # |
---|
582 | sub CleanUpHelp |
---|
583 | { |
---|
584 | local($_) = @_; |
---|
585 | |
---|
586 | # remove spaces quotations, etc from beginning and end |
---|
587 | s/^[^\w]*//; |
---|
588 | s/[\s\n"]*$//; #" |
---|
589 | # replace |
---|
590 | s/\\\\/\\/g; |
---|
591 | s/\\"/"/g; |
---|
592 | # remove line beginning with example |
---|
593 | s/\nEXAMPLE.*//; |
---|
594 | &protect_texi; |
---|
595 | return ($_); |
---|
596 | } |
---|
597 | |
---|
598 | sub CleanUpExample |
---|
599 | { |
---|
600 | local($lib, $example) = @_; |
---|
601 | |
---|
602 | # find portion in {} |
---|
603 | $example =~ s/^[^{]*{(.*)}[^}]*$/$1/s; |
---|
604 | |
---|
605 | if ($example =~ /EXAMPLE: \(not executed\)/) |
---|
606 | { |
---|
607 | # erase first three lines |
---|
608 | $example =~ s/^.*\n.*\n.*\n/\n/; |
---|
609 | # erase enclosing " " in every line |
---|
610 | $example =~ s/\n\s*"/\n/g; |
---|
611 | $example =~ s/";\n/\n/g; |
---|
612 | } |
---|
613 | # erase EXAMPLE, echo and pause statements |
---|
614 | $example =~ s/"EXAMPLE.*"[^;]*;//g; |
---|
615 | $example =~ s/echo[^;]*;//g; |
---|
616 | $example =~ s/pause[^;]*;//g; |
---|
617 | |
---|
618 | # prepend LIB command |
---|
619 | $example = "LIB \"$lib.lib\";\n".$example |
---|
620 | if ($example && $lib ne "standard"); |
---|
621 | # erase empty lines |
---|
622 | $example =~ s/^\s*\n//g; |
---|
623 | # erase spaces from beginning of lines |
---|
624 | $example =~ s/\n\s*/\n/g; |
---|
625 | return $example; |
---|
626 | } |
---|
627 | |
---|
628 | sub IsNewer |
---|
629 | { |
---|
630 | my $f1 = shift; |
---|
631 | my $f2 = shift; |
---|
632 | my ($dev,$ino,$mode,$nlink,$uid,$gid,$rdev,$size,$atime,$mtime) |
---|
633 | = stat($f1); |
---|
634 | my $m1 = $mtime; |
---|
635 | ($dev,$ino,$mode,$nlink,$uid,$gid,$rdev,$size,$atime,$mtime) = stat($f2); |
---|
636 | |
---|
637 | return ($m1 > $mtime); |
---|
638 | } |
---|
639 | |
---|
640 | #################################################################### |
---|
641 | # Auxillary routines |
---|
642 | # |
---|
643 | |
---|
644 | # protect texi special characters |
---|
645 | sub protect_texi |
---|
646 | { |
---|
647 | s/\@/\@\@/g; |
---|
648 | s/{/\@{/g; |
---|
649 | s/}/\@}/g; |
---|
650 | } |
---|
651 | |
---|
652 | # open w.r.t. include_dirs |
---|
653 | sub Open |
---|
654 | { |
---|
655 | local(*FH, $file) = @_; |
---|
656 | local($mode); |
---|
657 | $file =~ s/^(.{1})(.*)/$2/; |
---|
658 | $mode = $1; |
---|
659 | |
---|
660 | foreach $dir (@include_dirs) |
---|
661 | { |
---|
662 | return $dir if(open(FH, $mode.$dir."/".$file)); |
---|
663 | } |
---|
664 | } |
---|
665 | |
---|
666 | # system call with echo on verbose > 1 and die on fail |
---|
667 | sub System |
---|
668 | { |
---|
669 | local($call) = @_; |
---|
670 | print "d2t system: $call\n" if ($verbose > 1); |
---|
671 | die "$ERROR non-zero exit status of system call: '$call': $!\n" |
---|
672 | if (system($call)); |
---|
673 | } |
---|
674 | |
---|
675 | |
---|
676 | # |
---|
677 | # leave this here --otherwise fontification in my emacs gets screwd up |
---|
678 | # |
---|
679 | sub Usage |
---|
680 | { |
---|
681 | return <<EOT; |
---|
682 | This is doc2tex: a utility to generate Singular texinfo from doc file |
---|
683 | To convert a doc file to texinfo: $0 [options] input_file.doc |
---|
684 | where options can be (abbreviated to shortest possible prefix): |
---|
685 | -Singular prog: use 'prog' as Singular program to generate ex output |
---|
686 | (default: '../Singular/Singular') |
---|
687 | -libparse prog: use 'prog' as libparse program to generate lib docu |
---|
688 | (default: '../Singular/libparse') |
---|
689 | -output file : use 'file' as output file |
---|
690 | (default: input_file.tex) |
---|
691 | -clean : delete intermediate files |
---|
692 | -no_reuse : don't reuse intermediate files |
---|
693 | -no_ex : skip computation of examples |
---|
694 | -lib_fun : include help for library functions |
---|
695 | -lib_ex : include example for library functions |
---|
696 | -subdir dir : put intermediate files into 'dir' |
---|
697 | (default: './d2t_singular') |
---|
698 | -I dir : look also into 'dir' for include and lib files |
---|
699 | (default: ".", "../Singular/LIB") |
---|
700 | -verbose val : Set verbosity to 'val' (0=quiet, 1=prot, >1=all) |
---|
701 | -help : print help and exit |
---|
702 | EOT |
---|
703 | } |
---|
704 | |
---|