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Use numeric registers to handle conditionals instead of trying

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to do it all with text processing.
This commit is contained in:
Todd C. Miller
2010-05-25 16:13:04 -04:00
parent 5dd8e98ec7
commit 807d1313a5
13 changed files with 217 additions and 158 deletions
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42
doc/sudoers.man.pl
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@@ -1,25 +1,39 @@
#!/usr/bin/perl -p
BEGIN {
$t = undef;
$cond = -1;
}
if (/^\./) {
if (/^\.I[PX].*use_loginclass/) {
$t = '@LCMAN@';
} elsif (/^\.I[PX].*(role|type)/) {
$t = '@SEMAN@';
} else {
$t = undef;
}
# Initialize the numeric register we use for conditionals
if ($cond == -1) {
$_ = ".nr SL \@SEMAN\@\n.nr BA \@BAMAN\@\n.nr LC \@LCMAN\@\n.\\\"\n$_";
$cond = 0;
}
# Make SELinux_Spec conditional
if (/(.*)SELinux_Spec\? (.*)$/) {
$_ = ".ie \\n(SL $_.el $1$2\n";
} elsif (/^(.*SELinux_Spec ::=)/) {
$_ = ".if \\n(SL \\{\\\n$_";
} elsif (/^(.*Tag_Spec ::=)/) {
$_ = "\\}\n$_";
}
if (/^\.S[Sh] "SELinux_Spec"/) {
$_ = ".if \\n(SL \\{\\\n$_";
$cond = 1;
} elsif (/^\.IP "(role|type)"/) {
$_ = ".if \\n(SL \\{\\\n$_";
$cond = 1;
} elsif (/^\.IP "use_loginclass"/) {
$_ = ".if \\n(LC \\{\\\n$_";
$cond = 1;
} elsif ($cond && /^\.(Sh|SS|IP|PP)/) {
$_ = "\\}\n$_";
$cond = 0;
}
# Fix up broken pod2man formatting of F<@foo@/bar>
s/\\fI\\f(\(C)?I\@([^\@]*)\\fI\@/\\fI\@$2\@/g;
s/\\f\(\CW\@([^\@]*)\\fR\@/\@$1\@/g;
#\f(CW@secure_path\fR@
# Comment out Compile-time-specific lines in DESCRIPTION
if ($t) {
$_ = $t . $_;
}