[f36635] | 1 | #!/usr/local/bin/perl |
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| 2 | # $Id: doc2tex.pl,v 1.2 1999-07-01 12:48:00 obachman Exp $ |
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| 3 | ################################################################### |
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| 4 | # Computer Algebra System SINGULAR |
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| 5 | # |
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| 6 | # doc2tex: utility to generate the Singular manual |
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| 7 | # |
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| 8 | #### |
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| 9 | # @c example [error] |
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| 10 | # -> the text till the next @c example is feed into Singular, |
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| 11 | # the text is then substituted by |
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| 12 | # @c computed example $example $doc_file:$line |
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| 13 | # <text from the input> |
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| 14 | # @expansion{} <corresponding output> |
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| 15 | # .... |
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| 16 | # @c end computed example $example $doc_file:$line |
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| 17 | # reuse computed examples if ($reuse && -r $example.inc) |
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| 18 | # cut absolute directory names from the loaded messages |
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| 19 | # substituted @,{ and } by @@, @{ resp. @} |
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| 20 | # wrap around output lines longer than $ex_length = 73; |
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| 21 | # Processing is aborted if error occures in Singular run, |
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| 22 | # unless 'error' is specified |
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| 23 | # |
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| 24 | #### |
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| 25 | # @c include file |
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| 26 | # -> copy content of file into output file protecting texi special chars |
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| 27 | # |
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| 28 | #### |
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| 29 | # @c ref |
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| 30 | # .... |
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| 31 | # @c ref |
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| 32 | # -> scans intermediate lines for @ref{..} strings |
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| 33 | # Creates menu of (sorted) refs for ifinfo |
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| 34 | # Creates comma-separated (sorted) refs for iftex, prepended with |
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| 35 | # the text before first @ref. |
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| 36 | # |
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| 37 | #### |
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| 38 | # @c lib libname.lib [no_ex, lib_fun, lib_ex] |
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| 39 | # --> includes info of libname.lib in output file |
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| 40 | # --> includes function names of info into function index |
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| 41 | # --> if lib_fun is given, includes listing of functions and |
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| 42 | # their help into output file |
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| 43 | # --> if lib_ex is given, includes computed examples of functions, as well |
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| 44 | # |
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| 45 | # Optional no_ex, lib_fun, lib_ex arguments overwrite respective |
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| 46 | # command-line arguments |
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| 47 | # |
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| 48 | # |
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| 49 | ################################################################### |
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| 50 | |
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| 51 | # |
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| 52 | # default settings of command-line arguments |
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| 53 | # |
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| 54 | $Singular = "../Singular/Singular"; # should be overwritten |
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| 55 | $libparse = "../Singular/libparse"; # change in final version |
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| 56 | $Singular_opts = " -teqr12345678"; |
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| 57 | $clean = 0; |
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| 58 | $verbose = 1; |
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| 59 | $reuse = 1; |
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| 60 | $no_ex = 0; |
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| 61 | $lib_fun = 0; |
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| 62 | $lib_ex = 0; |
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| 63 | $doc_subdir = "./d2t_singular"; |
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| 64 | @include_dirs = (".", "../Singular/LIB"); |
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| 65 | $doc_examples_db = "$doc_subdir/examples"; |
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| 66 | |
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| 67 | # |
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| 68 | # misc. defaults |
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| 69 | # |
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| 70 | $ex_length = 73; |
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| 71 | $ERROR = "\n**** Error:"; |
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| 72 | $WARNING = "\n** Warning:"; |
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| 73 | |
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| 74 | # |
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| 75 | # flush stdout and stderr after every write |
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| 76 | # |
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| 77 | select(STDERR); |
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| 78 | $| = 1; |
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| 79 | select(STDOUT); |
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| 80 | $| = 1; |
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| 81 | |
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| 82 | # |
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| 83 | # get file to convert |
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| 84 | # |
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| 85 | $doc_file = pop(@ARGV); |
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| 86 | if ($doc_file =~ /(.+)\..*$/) |
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| 87 | { |
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| 88 | die "*** Error: Need .doc file as input\n" . &Usage |
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| 89 | unless ($doc_file =~ /(.+)\.doc$/); |
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| 90 | } |
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| 91 | else |
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| 92 | { |
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| 93 | if ($doc_file =~ /^-h(elp)?$/) { print &Usage; exit;} |
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| 94 | $doc_file .= ".doc"; |
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| 95 | } |
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| 96 | |
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| 97 | # |
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| 98 | # parse command line options |
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| 99 | # |
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| 100 | $args = join(" ", @ARGV); |
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| 101 | while (@ARGV && $ARGV[0] =~ /^-/) |
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| 102 | { |
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| 103 | $_ = shift(@ARGV); |
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| 104 | if (/^-S(ingular)?$/) { $Singular = shift(@ARGV); next;} |
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| 105 | if (/^-l(ibparse)?$/) { $libparse = shift(@ARGV); next;} |
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| 106 | if (/^-o(output)?$/) { $tex_file = shift(@ARGV); next;} |
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| 107 | if (/^-no_r(euse)?$/) { $reuse = 0; next;} |
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| 108 | if (/^-c(lean)?$/) { $clean = 1; next;} |
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| 109 | if (/^-no_e(x)?$/) { $no_ex = 1; next;} |
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| 110 | if (/^-lib_fu(n)?$/) { $lib_fun = 1;next;} |
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| 111 | if (/^-lib_e(x)?$/) { $lib_ex = 1; next;} |
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| 112 | if (/^-s(ubdir)?$/) { $doc_subdir = shift(@ARGV); next;} |
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| 113 | if (/^-I$/) { unshift(@include_dirs, shift(@ARGV)); next;} |
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| 114 | if (/^-v(erbose)?$/) { $verbose = shift(@ARGV); next;} |
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| 115 | if (/^-h(elp)?$/) { print &Usage; exit;} |
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| 116 | die &Usage; |
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| 117 | } |
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| 118 | $verbose = ($verbose < 0 ? 0 : $verbose); |
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| 119 | |
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| 120 | # |
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| 121 | # construct filenames |
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| 122 | # |
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| 123 | ($doc_dir = $doc_file) =~ s/(.+)\.doc$/$1/; |
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| 124 | if ($doc_dir =~ /(.*)\//) |
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| 125 | { |
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| 126 | $doc = $'; |
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| 127 | $doc_dir = $1; |
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| 128 | } |
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| 129 | else |
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| 130 | { |
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| 131 | $doc = $doc_dir; |
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| 132 | $doc_dir = "."; |
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| 133 | } |
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| 134 | $tex_file = "$doc_dir/$doc.tex" unless ($tex_file); |
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| 135 | |
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| 136 | # |
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| 137 | # open files |
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| 138 | # |
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| 139 | open(DOC, "<$doc_file") |
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| 140 | || die "$ERROR can't open $doc_file for reading: $!\n" . &Usage; |
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| 141 | open(TEX, ">$tex_file") || die "$ERROR can't open $tex_file for writing: $!\n"; |
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| 142 | print "d2t: Generating $tex_file from $doc_file ...\n" if ($verbose > 1); |
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| 143 | print "d2t: $doc_file ==> $tex_file\n" if ($verbose == 1); |
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| 144 | if (-d $doc_subdir) |
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| 145 | { |
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| 146 | print "d2t: Using $doc_subdir for intermediate files\n" |
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| 147 | if ($verbose > 1); |
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| 148 | } |
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| 149 | else |
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| 150 | { |
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| 151 | mkdir($doc_subdir, oct(755)) |
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| 152 | || die "$ERROR can't create directory $doc_subdir: $!\n"; |
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| 153 | print "d2t: Created $doc_subdir for intermediate files\n" |
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| 154 | if ($verbose > 1); |
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| 155 | } |
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| 156 | |
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| 157 | dbmopen(%EXAMPLES, $doc_examples_db, oct(755)) || die "$ERROR: can't open examples data base: $!\n"; |
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| 158 | |
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| 159 | ####################################################################### |
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| 160 | # |
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| 161 | # go ! |
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| 162 | # |
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| 163 | while (<DOC>) |
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| 164 | { |
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| 165 | $line++; |
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| 166 | |
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| 167 | if (/^\@c\s*example/) {&HandleExample; next;} |
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| 168 | if (/^\@c\s*include\s+/) {&HandleInclude; next;} |
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| 169 | if (/^\@c\s*ref\s*$/) {&HandleRef; next;} |
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| 170 | if (/^\@c\s*lib\s+/) {&HandleLib; next;} |
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| 171 | if (/^\@setfilename/) {print TEX "\@setfilename $doc.hlp\n"; next;} |
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| 172 | |
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| 173 | print TEX $_; |
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| 174 | |
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| 175 | if (/^\@bye$/) {last;} |
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| 176 | } |
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| 177 | |
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| 178 | # |
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| 179 | # wrap up |
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| 180 | # |
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| 181 | close(TEX); |
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| 182 | dbmclose(%EXAMPLES); |
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| 183 | print "\nd2t: Finished generation of $tex_file \n" if ($verbose > 1); |
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| 184 | print "\n" if ($verbose == 1); |
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| 185 | |
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| 186 | |
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| 187 | ###################################################################### |
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| 188 | # @c example [error] |
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| 189 | # -> the text till the next @c example is feed into Singular, |
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| 190 | # the text is then substituted by |
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| 191 | # @c computed example $example $doc_file:$line |
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| 192 | # <text from the input> |
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| 193 | # @expansion{} <corresponding output> |
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| 194 | # .... |
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| 195 | # @c end computed example $example $doc_file:$line |
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| 196 | # reuse computed examples if ($reuse && -r $example.inc) |
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| 197 | # cut absolute directory names from the loaded messages |
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| 198 | # substituted @,{ and } by @@, @{ resp. @} |
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| 199 | # wrap around output lines longer than $ex_length = 73; |
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| 200 | # Processing is aborted if error occures in Singular run, |
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| 201 | # unless 'error' is specified |
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| 202 | sub HandleExample |
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| 203 | { |
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| 204 | my($lline, $thisexample, $include, $error_ok); |
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| 205 | |
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| 206 | $lline = $line; |
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| 207 | $example++; |
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| 208 | |
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| 209 | if ($no_ex) |
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| 210 | { |
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| 211 | print "{$example}" if ($verbose); |
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| 212 | print TEX "\@c skipped computation of example $example $doc_file:$lline \n"; |
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| 213 | |
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| 214 | } |
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| 215 | |
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| 216 | $thisexample = ''; |
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| 217 | $error_ok = 1 if /error/; |
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| 218 | # print content in example file till next @c example |
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| 219 | while (<DOC>) |
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| 220 | { |
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| 221 | $line++; |
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| 222 | last if (/^\@c\s*example\s*$/); |
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| 223 | s/^\s*//; # remove preceeding white spaces |
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| 224 | if ($no_ex) |
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| 225 | { |
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| 226 | &protect_texi; |
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| 227 | print TEX $_; |
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| 228 | } |
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| 229 | else |
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| 230 | { |
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| 231 | $thisexample .= $_ unless (/^\s*$/); |
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| 232 | } |
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| 233 | } |
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| 234 | die "$ERROR no matching '\@c example' found for $doc_file:$lline\n" |
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| 235 | unless (/^\@c\s*example\s*$/); |
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| 236 | |
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| 237 | # done, if no examples |
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| 238 | return if ($no_ex); |
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| 239 | |
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| 240 | # check whether it can be reused |
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| 241 | $include = $EXAMPLES{$thisexample}; |
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| 242 | if ($reuse && ($include = $EXAMPLES{$thisexample})) |
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| 243 | { |
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| 244 | print "<$example>" if ($verbose); |
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| 245 | print TEX "\@c reused example $example $doc_file:$lline \n"; |
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| 246 | } |
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| 247 | else |
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| 248 | { |
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| 249 | print "($example" if ($verbose == 1); |
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| 250 | my ($ex_file, $res_file, $inc_file); |
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| 251 | $inc_file = "$doc_subdir/$doc"."_$example.inc"; |
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| 252 | $ex_file = "$doc_subdir/$doc"."_$example.tst"; |
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| 253 | $res_file = "$doc_subdir/$doc"."_$example.res"; |
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| 254 | |
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| 255 | print TEX "\@c computed example $example $doc_file:$lline \n"; |
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| 256 | |
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| 257 | # run singular |
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| 258 | open(EX, ">$ex_file") || die "$ERROR can't open $ex_file for writing: $!\n"; |
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| 259 | print EX "$thisexample\$\n"; |
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| 260 | close(EX); |
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| 261 | |
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| 262 | &System("$Singular $Singular_opts $ex_file > $res_file"); |
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| 263 | print ")" if ($verbose == 1); |
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| 264 | |
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| 265 | open(RES, "<$res_file") || die "$ERROR can't open $res_file for reading: $!\n"; |
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| 266 | open(INC, ">$inc_file") || die "$ERROR can't open $inc_file for writing: $!\n"; |
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| 267 | |
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| 268 | $include = ''; |
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| 269 | # get result, manipulate it and put it into inc file |
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| 270 | while (<RES>) |
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| 271 | { |
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| 272 | last if (/^$ex_file\s*([0-9]+)..\$/); |
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| 273 | # check for error |
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| 274 | die "$ERROR while running example $example from $doc_file:$lline.\nCall: '$Singular $Singular_opts $ex_file > $res_file'\n" |
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| 275 | if (/error occurred/ && ! $error_ok); |
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| 276 | # remove stuff from echo |
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| 277 | if (/^$ex_file\s*([0-9]+)../) |
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| 278 | { |
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| 279 | $_ = $'; |
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| 280 | &protect_texi; |
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| 281 | } |
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| 282 | else |
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| 283 | { |
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| 284 | local($to_do, $done); |
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| 285 | # remove absolute path names from laoded messages |
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| 286 | s/^(\/\/ \*\* loaded )(.*)\/(.+).lib(.*)/$1$3.lib$4/; |
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| 287 | # shorten error occurred in messages |
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| 288 | s/\? error occurred in [^ ]* line/\? error occurred in line/; |
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| 289 | # break after $ex_length characters |
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| 290 | $to_do = $_; |
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| 291 | while (length($to_do) > $ex_length) |
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| 292 | { |
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| 293 | $done .= substr($to_do, 0, $ex_length)."\\\n "; |
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| 294 | $to_do = substr($to_do, $ex_length + 1); |
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| 295 | } |
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| 296 | $_ = $done.$to_do if($done); |
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| 297 | &protect_texi; |
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| 298 | $_ = "\@expansion{} ".$_; |
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| 299 | } |
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| 300 | $include .= $_; |
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| 301 | print INC $_; |
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| 302 | } |
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| 303 | close(RES); |
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| 304 | close(INC); |
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| 305 | unlink $ex_file, $res_file, $inc_file if ($clean); |
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| 306 | $EXAMPLES{$thisexample} = $include; |
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| 307 | } |
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| 308 | print TEX $include; |
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| 309 | print TEX "\@c end example $example $doc_file:$lline\n"; |
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| 310 | } |
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| 311 | |
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| 312 | ###################################################################### |
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| 313 | # @c include file |
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| 314 | # -> copy content of file into output file protecting texi special chars |
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| 315 | sub HandleInclude |
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| 316 | { |
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| 317 | s/^\@c\s*include\s+([^\s]+)\s/$1/; |
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| 318 | unless (&Open(*INC, "<$_")) |
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| 319 | { |
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| 320 | warn "$WARNING HandleInclude: can't open $_ for reading\n"; |
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| 321 | print TEX "\@c include file $_ not found\n"; |
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| 322 | return; |
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| 323 | } |
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| 324 | print "<$_>" if ($verbose); |
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| 325 | print TEX "\@c begin included file $_ from $doc_file:$line\n"; |
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| 326 | while (<INC>) |
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| 327 | { |
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| 328 | &protect_texi; |
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| 329 | print TEX $_; |
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| 330 | } |
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| 331 | print TEX "\@c end included file from $doc_file:$line\n"; |
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| 332 | close (INC); |
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| 333 | } |
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| 334 | |
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| 335 | ###################################################################### |
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| 336 | # @c ref |
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| 337 | # .... |
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| 338 | # @c ref |
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| 339 | # -> scans intermediate lines for @ref{..} strings |
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| 340 | # Creates menu of (sorted) refs for ifinfo |
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| 341 | # Creates comma-separated (sorted) refs for iftex, prepended with |
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| 342 | # the text before first @ref. |
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| 343 | |
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| 344 | sub HandleRef |
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| 345 | { |
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| 346 | local(%refs, @refs, $header, $lline, $lref); |
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| 347 | |
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| 348 | print TEX "\@c inserted refs from $doc_file:$line\n"; |
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| 349 | |
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| 350 | # scan lines use %ref to remove duplicates |
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| 351 | $lline = $line; |
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| 352 | while (<DOC>) |
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| 353 | { |
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| 354 | $line++; |
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| 355 | last if (/^\@c\s*ref\s*$/); |
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| 356 | |
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| 357 | while (/\@ref{([^\s]*)}/) |
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| 358 | { |
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| 359 | $refs{$1} = 1; |
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| 360 | $_ = $'; |
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| 361 | unless ($header) |
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| 362 | { |
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| 363 | $header = $`; |
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| 364 | $header = " " unless ($header); |
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| 365 | } |
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| 366 | } |
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| 367 | } |
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| 368 | die "$ERRROR no matching \@c ref found for $doc_file:$lline\n" |
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| 369 | unless (/^\@c\s*ref\s*$/); |
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| 370 | # sort refs |
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| 371 | @refs = sort(keys(%refs)); |
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| 372 | # put them out |
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| 373 | print TEX "\@ifinfo\n\@menu\n"; |
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| 374 | foreach $ref (@refs) {print TEX "* ".$ref."::\n";} |
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| 375 | print TEX "\@end menu\n\@end ifinfo\n\@iftex\n"; |
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| 376 | |
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| 377 | if ($header ne " ") |
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| 378 | { |
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| 379 | print TEX "$header\n" unless ($header eq " "); |
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| 380 | } |
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| 381 | else |
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| 382 | { |
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| 383 | print TEX "\@strong{See also:} "; |
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| 384 | } |
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| 385 | $lref = pop(@refs); |
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| 386 | foreach $ref (@refs) {print TEX "\@ref{".$ref."};\n";} |
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| 387 | print TEX "\@ref{".$lref."}.\n" if ($lref); |
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| 388 | print TEX "\@end iftex\n\@c end inserted refs from $doc_file:$lline\n"; |
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| 389 | } |
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| 390 | |
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| 391 | ################################################################### |
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| 392 | # |
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| 393 | # @c lib libname.lib [no_ex, lib_fun, lib_ex] |
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| 394 | # --> includes info of libname.lib in output file |
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| 395 | # --> includes function names of info into function index |
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| 396 | # --> if lib_fun is given, includes listing of functions and |
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| 397 | # their help into output file |
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| 398 | # --> if lib_ex is given, includes computed examples of functions, as well |
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| 399 | # |
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| 400 | # Optional no_ex, lib_fun, lib_ex arguments overwrite respective |
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| 401 | # command-line arguments |
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| 402 | # |
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| 403 | |
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| 404 | sub HandleLib |
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| 405 | { |
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| 406 | local($lib, $lib_name, $ltex_file, $l_ex, $l_fun); |
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| 407 | |
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| 408 | if (/^\@c\s*lib\s+([^\.]+)\.lib(.*)/) |
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| 409 | { |
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| 410 | $lib = $1; |
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| 411 | $lib_name = $lib.".lib"; |
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| 412 | $_ = $2; |
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| 413 | } |
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| 414 | else |
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| 415 | { |
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| 416 | warn "$WARNING need .lib file to process '$_'\n"; |
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| 417 | print TEX $_; |
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| 418 | return; |
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| 419 | } |
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| 420 | |
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| 421 | $l_fun = 1 if (($lib_fun || (/lib_fun/)) && !/no_fun/); |
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| 422 | $l_ex = 1 if (($lib_ex || /lib_ex/) && !/no_ex/ && $l_fun); |
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| 423 | |
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| 424 | $ltex_file = "$doc_subdir/$lib"."_lib"; |
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| 425 | unless ($l_ex) |
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| 426 | { |
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| 427 | if ($l_fun) |
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| 428 | { |
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| 429 | $ltex_file .= "_noEx"; |
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| 430 | } |
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| 431 | else |
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| 432 | { |
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| 433 | $ltex_file .= "_noFun"; |
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| 434 | } |
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| 435 | } |
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| 436 | $ltex_file .= ".tex"; |
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| 437 | |
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| 438 | die "$ERROR can't open $lib.lib for reading: $!\n" |
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| 439 | unless ($lib_dir = &Open(*LIB, "<$lib.lib")); |
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| 440 | close (LIB); |
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| 441 | if ($reuse && open(LTEX, "<$ltex_file") && |
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| 442 | IsNewer($ltex_file, "$lib_dir/$lib.lib")) |
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| 443 | { |
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| 444 | print "<lib $lib>" if ($verbose); |
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| 445 | $reuse_this = 1; |
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| 446 | print TEX "\@c reused lib docu for $lib_name $doc_file:$line \n"; |
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| 447 | } |
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| 448 | elsif (&GenerateLibDoc($lib, $ltex_file, $l_fun, $l_ex)) |
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| 449 | { |
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| 450 | print TEX "\@c generated lib docu for $lib_name $doc_file:$line \n"; |
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| 451 | open(LTEX, "<$ltex_file") |
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| 452 | || die "$ERROR can't open $ltex_file for reading: $!\n"; |
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| 453 | } |
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| 454 | while (<LTEX>) {print TEX $_;} |
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| 455 | close(LTEX); |
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| 456 | print TEX "\@c end generated lib docu for $lib_name $doc_file:$line \n"; |
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| 457 | unlink $ltex_file if ($clean); |
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| 458 | } |
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| 459 | |
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| 460 | sub GenerateLibDoc |
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| 461 | { |
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| 462 | my($lib, $tex_file, $l_fun, $l_ex) = @_; |
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| 463 | my($lib_dir, $scall, $pl_file, $doc_file, $i, $example,$largs); |
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| 464 | # vars from executing the library perl scrip |
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| 465 | local($info, $libary, $version, @procs, %example, %help); |
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| 466 | |
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| 467 | print "(lib $lib: " if ($verbose == 1); |
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| 468 | # construct doc/tex file name |
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| 469 | $doc_file = "$doc_subdir/$lib"."_lib"; |
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| 470 | $doc_file .= "_noFun" unless ($l_fun); |
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| 471 | $doc_file .= ".doc"; |
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| 472 | |
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| 473 | die "$ERROR can't open $lib.lib for reading: $!\n" |
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| 474 | unless ($lib_dir = &Open(*LIB, "<$lib.lib")); |
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| 475 | close (LIB); |
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| 476 | if (-r $doc_file && $reuse && IsNewer($doc_file, "$lib_dir/$lib.lib")) |
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| 477 | { |
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| 478 | print "<doc>" if ($verbose == 1); |
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| 479 | print TEX "\@c reused file $doc_file\n"; |
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| 480 | } |
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| 481 | else |
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| 482 | { |
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| 483 | # generate perl file, if necessary |
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| 484 | $pl_file = "$doc_subdir/$lib"."_lib.pl"; |
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| 485 | if (-r $pl_file && $reuse && IsNewer($pl_file, "$lib_dir/$lib.lib")) |
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| 486 | { |
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| 487 | print "<pl>" if ($verbose == 1); |
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| 488 | print TEX "\@c reused file $pl_file\n"; |
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| 489 | } |
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| 490 | else |
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| 491 | { |
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| 492 | print "(pl" if ($verbose == 1); |
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| 493 | &System("$libparse -i $lib_dir/$lib.lib > $pl_file"); |
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| 494 | print ")" if ($verbose == 1); |
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| 495 | print TEX "\@c generated file $pl_file\n"; |
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| 496 | } |
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| 497 | |
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| 498 | print "(doc" if ($verbose == 1); |
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| 499 | print TEX "\@c generated file $doc_file\n"; |
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| 500 | |
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| 501 | do $pl_file; |
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| 502 | die "$ERROR error while executing $pl_file: $@\n" if ($@); |
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| 503 | unlink ($pl_file) if ($clean); |
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| 504 | |
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| 505 | # generate doc file |
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| 506 | open(LDOC, ">$doc_file") || die"$ERROR can't open $doc_file for writing: $!\n"; |
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| 507 | |
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| 508 | # print header |
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| 509 | $info = &CleanUpHelp($info); |
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| 510 | print LDOC "\@c library version: $version\n"; |
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| 511 | print LDOC "\@c library file: $library\n"; |
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| 512 | print LDOC "\@strong{Overview:}\n\@example\n"; |
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| 513 | print LDOC $info; |
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| 514 | print LDOC "\n\@end example\n"; |
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| 515 | # generate findex for every routine mentioned |
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| 516 | while ($info =~ /^(.*)\n/) |
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| 517 | { |
---|
| 518 | $info = $'; |
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| 519 | if ($1 =~ /^\s*(\w{1}[\w\d]*)\(.*\)/) |
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| 520 | { |
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| 521 | print LDOC "\@findex $1\n"; |
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| 522 | print LDOC "\@cindex $1\n" if ($lib eq "standard"); |
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| 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 | |
---|