X-Git-Url: https://git.exim.org/exim.git/blobdiff_plain/a2204cac393bb160ae7f253b9bb5280fc35ca3a3..40fe3ea73eb7524a6143755854633ed8392d39b4:/doc/doc-docbook/Tidytxt diff --git a/doc/doc-docbook/Tidytxt b/doc/doc-docbook/Tidytxt index 9eb63dbcb..296cdad6a 100755 --- a/doc/doc-docbook/Tidytxt +++ b/doc/doc-docbook/Tidytxt @@ -1,5 +1,20 @@ #! /usr/bin/perl +use strict; +use warnings; +use Getopt::Long; + + +# For now we can't rely on a perl >= 5.14 on +# the build sites, thus we throw away all unicode +# awareness and do the matching byte by byte +binmode STDIN; +binmode STDOUT; + +GetOptions( + 'u|utf8!' => \my $want_utf8, # do not replace unicode characters +) or die "Usage: $0 [-u|--utf8]\n"; + # Script to tidy up the output of w3m when it makes a text file. First we # convert sequences of blank lines into a single blank line, to get everything # uniform. Then we go through and insert blank lines before chapter and @@ -11,32 +26,36 @@ # (2) It uses U+25CF as its bullet character. # (3) It inserts a whole slew of "box drawing" characters round the heading. -@lines = <>; +my @lines = <>; +my $lastwasblank = 0; -$lastwasblank = 0; -foreach $line (@lines) +foreach my $line (@lines) { # (1) non-break space -> normal space $line =~ s/\x{c2}\x{a0}/ /g; - # (2) bullet -> asterisk - $line =~ s/\x{e2}\x{97}\x{8f}/*/g; - $line =~ s/\x{e2}\x{80}\x{a2}/*/g; # OpenSUSE - $line =~ s/\x{e2}\x{96}\x{a1}/*/g; # OpenSUSE - # (3a) horizontal box drawing -> hyphen - $line =~ s/\x{e2}\x{94}[\x{80}\x{81}\x{84}\x{85}\x{88}\x{89}]/-/g; - $line =~ s/\x{e2}\x{95}[\x{8c}\x{8d}\x{90}]/-/g; - $line =~ s/\x{e2}\x{95}[\x{b4}\x{b6}\x{b8}\x{ba}\x{bc}\x{be}]/-/g; - # (3b) vertical box drawing -> bar - $line =~ s/\x{e2}\x{94}[\x{82}\x{83}\x{86}\x{87}\x{8a}\x{8b}]/|/g; - $line =~ s/\x{e2}\x{95}[\x{8e}\x{8f}\x{91}]/|/g; - $line =~ s/\x{e2}\x{95}[\x{b5}\x{b7}\x{b9}\x{bb}\x{bd}\x{bf}]/|/g; - # (3c) corner box drawing -> plus - $line =~ s/\x{e2}\x{94}[\x{8c}-\x{bf}]/+/g; - $line =~ s/\x{e2}\x{95}[\x{80}-\x{8b}\x{92}-\x{b0}]/+/g; - # other - $line =~ s/\x{e2}\x{95}\x{b1}/\//g; - $line =~ s/\x{e2}\x{95}\x{b2}/\\/g; - $line =~ s/\x{e2}\x{95}\x{b3}/X/g; + + unless ($want_utf8) + { + # (2) bullet -> asterisk + $line =~ s/\x{e2}\x{97}\x{8f}/*/g; + $line =~ s/\x{e2}\x{80}\x{a2}/*/g; # OpenSUSE + $line =~ s/\x{e2}\x{96}\x{a1}/*/g; # OpenSUSE + # (3a) horizontal box drawing -> hyphen + $line =~ s/\x{e2}\x{94}[\x{80}\x{81}\x{84}\x{85}\x{88}\x{89}]/-/g; + $line =~ s/\x{e2}\x{95}[\x{8c}\x{8d}\x{90}]/-/g; + $line =~ s/\x{e2}\x{95}[\x{b4}\x{b6}\x{b8}\x{ba}\x{bc}\x{be}]/-/g; + # (3b) vertical box drawing -> bar + $line =~ s/\x{e2}\x{94}[\x{82}\x{83}\x{86}\x{87}\x{8a}\x{8b}]/|/g; + $line =~ s/\x{e2}\x{95}[\x{8e}\x{8f}\x{91}]/|/g; + $line =~ s/\x{e2}\x{95}[\x{b5}\x{b7}\x{b9}\x{bb}\x{bd}\x{bf}]/|/g; + # (3c) corner box drawing -> plus + $line =~ s/\x{e2}\x{94}[\x{8c}-\x{bf}]/+/g; + $line =~ s/\x{e2}\x{95}[\x{80}-\x{8b}\x{92}-\x{b0}]/+/g; + # other + $line =~ s/\x{e2}\x{95}\x{b1}/\//g; + $line =~ s/\x{e2}\x{95}\x{b2}/\\/g; + $line =~ s/\x{e2}\x{95}\x{b3}/X/g; + } # w3m rendering issue apparently only seen by pdp # affects section numbers after the ToC, some info on spool-file -lines, etc @@ -54,6 +73,7 @@ foreach $line (@lines) # Find start of TOC, uppercasing its title +my $i = 0; for ($i = 0; $i < scalar @lines; $i++) { $lines[$i] = "TABLE OF CONTENTS\n" if $lines[$i] =~ /^Table of Contents/; @@ -69,7 +89,8 @@ for ($i++; $i < scalar @lines; $i++) # looking for preceding and following blank lines, and then matching against # the numbers. -$chapter = 0; +my $chapter = 0; +my $section; for (; $i < scalar @lines; $i++) { next if $lines[$i-1] !~ /^$/ || $lines[$i+1] !~ /^$/;