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-rw-r--r--libtommath/booker.pl262
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diff --git a/libtommath/booker.pl b/libtommath/booker.pl
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+#!/bin/perl
+#
+#Used to prepare the book "tommath.src" for LaTeX by pre-processing it into a .tex file
+#
+#Essentially you write the "tommath.src" as normal LaTex except where you want code snippets you put
+#
+#EXAM,file
+#
+#This preprocessor will then open "file" and insert it as a verbatim copy.
+#
+#Tom St Denis
+
+#get graphics type
+if (shift =~ /PDF/) {
+ $graph = "";
+} else {
+ $graph = ".ps";
+}
+
+open(IN,"<tommath.src") or die "Can't open source file";
+open(OUT,">tommath.tex") or die "Can't open destination file";
+
+print "Scanning for sections\n";
+$chapter = $section = $subsection = 0;
+$x = 0;
+while (<IN>) {
+ print ".";
+ if (!(++$x % 80)) { print "\n"; }
+ #update the headings
+ if (~($_ =~ /\*/)) {
+ if ($_ =~ /\\chapter{.+}/) {
+ ++$chapter;
+ $section = $subsection = 0;
+ } elsif ($_ =~ /\\section{.+}/) {
+ ++$section;
+ $subsection = 0;
+ } elsif ($_ =~ /\\subsection{.+}/) {
+ ++$subsection;
+ }
+ }
+
+ if ($_ =~ m/MARK/) {
+ @m = split(",",$_);
+ chomp(@m[1]);
+ $index1{@m[1]} = $chapter;
+ $index2{@m[1]} = $section;
+ $index3{@m[1]} = $subsection;
+ }
+}
+close(IN);
+
+open(IN,"<tommath.src") or die "Can't open source file";
+$readline = $wroteline = 0;
+$srcline = 0;
+
+while (<IN>) {
+ ++$readline;
+ ++$srcline;
+
+ if ($_ =~ m/MARK/) {
+ } elsif ($_ =~ m/EXAM/ || $_ =~ m/LIST/) {
+ if ($_ =~ m/EXAM/) {
+ $skipheader = 1;
+ } else {
+ $skipheader = 0;
+ }
+
+ # EXAM,file
+ chomp($_);
+ @m = split(",",$_);
+ open(SRC,"<$m[1]") or die "Error:$srcline:Can't open source file $m[1]";
+
+ print "$srcline:Inserting $m[1]:";
+
+ $line = 0;
+ $tmp = $m[1];
+ $tmp =~ s/_/"\\_"/ge;
+ print OUT "\\vspace{+3mm}\\begin{small}\n\\hspace{-5.1mm}{\\bf File}: $tmp\n\\vspace{-3mm}\n\\begin{alltt}\n";
+ $wroteline += 5;
+
+ if ($skipheader == 1) {
+ # scan till next end of comment, e.g. skip license
+ while (<SRC>) {
+ $text[$line++] = $_;
+ last if ($_ =~ /math\.libtomcrypt\.org/);
+ }
+ <SRC>;
+ }
+
+ $inline = 0;
+ while (<SRC>) {
+ $text[$line++] = $_;
+ ++$inline;
+ chomp($_);
+ $_ =~ s/\t/" "/ge;
+ $_ =~ s/{/"^{"/ge;
+ $_ =~ s/}/"^}"/ge;
+ $_ =~ s/\\/'\symbol{92}'/ge;
+ $_ =~ s/\^/"\\"/ge;
+
+ printf OUT ("%03d ", $line);
+ for ($x = 0; $x < length($_); $x++) {
+ print OUT chr(vec($_, $x, 8));
+ if ($x == 75) {
+ print OUT "\n ";
+ ++$wroteline;
+ }
+ }
+ print OUT "\n";
+ ++$wroteline;
+ }
+ $totlines = $line;
+ print OUT "\\end{alltt}\n\\end{small}\n";
+ close(SRC);
+ print "$inline lines\n";
+ $wroteline += 2;
+ } elsif ($_ =~ m/@\d+,.+@/) {
+ # line contains [number,text]
+ # e.g. @14,for (ix = 0)@
+ $txt = $_;
+ while ($txt =~ m/@\d+,.+@/) {
+ @m = split("@",$txt); # splits into text, one, two
+ @parms = split(",",$m[1]); # splits one,two into two elements
+
+ # now search from $parms[0] down for $parms[1]
+ $found1 = 0;
+ $found2 = 0;
+ for ($i = $parms[0]; $i < $totlines && $found1 == 0; $i++) {
+ if ($text[$i] =~ m/\Q$parms[1]\E/) {
+ $foundline1 = $i + 1;
+ $found1 = 1;
+ }
+ }
+
+ # now search backwards
+ for ($i = $parms[0] - 1; $i >= 0 && $found2 == 0; $i--) {
+ if ($text[$i] =~ m/\Q$parms[1]\E/) {
+ $foundline2 = $i + 1;
+ $found2 = 1;
+ }
+ }
+
+ # now use the closest match or the first if tied
+ if ($found1 == 1 && $found2 == 0) {
+ $found = 1;
+ $foundline = $foundline1;
+ } elsif ($found1 == 0 && $found2 == 1) {
+ $found = 1;
+ $foundline = $foundline2;
+ } elsif ($found1 == 1 && $found2 == 1) {
+ $found = 1;
+ if (($foundline1 - $parms[0]) <= ($parms[0] - $foundline2)) {
+ $foundline = $foundline1;
+ } else {
+ $foundline = $foundline2;
+ }
+ } else {
+ $found = 0;
+ }
+
+ # if found replace
+ if ($found == 1) {
+ $delta = $parms[0] - $foundline;
+ print "Found replacement tag for \"$parms[1]\" on line $srcline which refers to line $foundline (delta $delta)\n";
+ $_ =~ s/@\Q$m[1]\E@/$foundline/;
+ } else {
+ print "ERROR: The tag \"$parms[1]\" on line $srcline was not found in the most recently parsed source!\n";
+ }
+
+ # remake the rest of the line
+ $cnt = @m;
+ $txt = "";
+ for ($i = 2; $i < $cnt; $i++) {
+ $txt = $txt . $m[$i] . "@";
+ }
+ }
+ print OUT $_;
+ ++$wroteline;
+ } elsif ($_ =~ /~.+~/) {
+ # line contains a ~text~ pair used to refer to indexing :-)
+ $txt = $_;
+ while ($txt =~ /~.+~/) {
+ @m = split("~", $txt);
+
+ # word is the second position
+ $word = @m[1];
+ $a = $index1{$word};
+ $b = $index2{$word};
+ $c = $index3{$word};
+
+ # if chapter (a) is zero it wasn't found
+ if ($a == 0) {
+ print "ERROR: the tag \"$word\" on line $srcline was not found previously marked.\n";
+ } else {
+ # format the tag as x, x.y or x.y.z depending on the values
+ $str = $a;
+ $str = $str . ".$b" if ($b != 0);
+ $str = $str . ".$c" if ($c != 0);
+
+ if ($b == 0 && $c == 0) {
+ # its a chapter
+ if ($a <= 10) {
+ if ($a == 1) {
+ $str = "chapter one";
+ } elsif ($a == 2) {
+ $str = "chapter two";
+ } elsif ($a == 3) {
+ $str = "chapter three";
+ } elsif ($a == 4) {
+ $str = "chapter four";
+ } elsif ($a == 5) {
+ $str = "chapter five";
+ } elsif ($a == 6) {
+ $str = "chapter six";
+ } elsif ($a == 7) {
+ $str = "chapter seven";
+ } elsif ($a == 8) {
+ $str = "chapter eight";
+ } elsif ($a == 9) {
+ $str = "chapter nine";
+ } elsif ($a == 2) {
+ $str = "chapter ten";
+ }
+ } else {
+ $str = "chapter " . $str;
+ }
+ } else {
+ $str = "section " . $str if ($b != 0 && $c == 0);
+ $str = "sub-section " . $str if ($b != 0 && $c != 0);
+ }
+
+ #substitute
+ $_ =~ s/~\Q$word\E~/$str/;
+
+ print "Found replacement tag for marker \"$word\" on line $srcline which refers to $str\n";
+ }
+
+ # remake rest of the line
+ $cnt = @m;
+ $txt = "";
+ for ($i = 2; $i < $cnt; $i++) {
+ $txt = $txt . $m[$i] . "~";
+ }
+ }
+ print OUT $_;
+ ++$wroteline;
+ } elsif ($_ =~ m/FIGU/) {
+ # FIGU,file,caption
+ chomp($_);
+ @m = split(",", $_);
+ print OUT "\\begin{center}\n\\begin{figure}[here]\n\\includegraphics{pics/$m[1]$graph}\n";
+ print OUT "\\caption{$m[2]}\n\\label{pic:$m[1]}\n\\end{figure}\n\\end{center}\n";
+ $wroteline += 4;
+ } else {
+ print OUT $_;
+ ++$wroteline;
+ }
+}
+print "Read $readline lines, wrote $wroteline lines\n";
+
+close (OUT);
+close (IN);
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