name=perl
version=5.40.2
source_method=tarball
tarball_url="https://www.cpan.org/src/5.0/perl-${version}.tar.gz"
tarball_sha512=78a186f6511e672ebac4c4627c446d3faaeab05fd6b190a7056b8e674eea33762bf1dc7ac9d695f9959366c34ecdc4c49030d7dad29ff42d1a53ce7c5d558d10
hostdeps="autoconf automake libtool pkgconfig"
allow_network=yes

prepare() {
	# get some modules
	# TODO: verify integrity?

	curl https://cpan.metacpan.org/authors/id/M/ML/MLEHMANN/common-sense-3.75.tar.gz > cpan/common-sense.tar.gz
	curl https://cpan.metacpan.org/authors/id/J/JS/JSTOWE/TermReadKey-2.38.tar.gz > cpan/term-readkey.tar.gz
	curl https://cpan.metacpan.org/authors/id/A/AT/ATOOMIC/Time-HiRes-1.9764.tar.gz > cpan/time-hires.tar.gz

	cd cpan
	# common-sense
	echo preparing common::sense
	tar -xf common-sense.tar.gz
	mv common-sense-* common-sense

	# term-readkey
	echo preparing term::readkey
	tar -xf term-readkey.tar.gz
	mv TermReadKey-* Term-ReadKey

	# term-readkey has a very stupid step in its build process that involves running perl with it linked to check for its configuration
	# patch it to not do that and use a known preset one
	#mkdir -v Term-ReadKey-Tmp
	#mv -v Term-ReadKey/ReadKey.pm.PL Term-ReadKey-Tmp/

	patch -F 3 -l --no-backup-if-mismatch -p1 -d Term-ReadKey <<- 'EOF'
		diff --git perl-term-readkey-clean/ReadKey.pm.PL perl-term-readkey-workdir/ReadKey.pm.PL
		index 1ebbdd3..13dc559 100644
		--- perl-term-readkey-clean/ReadKey.pm.PL
		+++ perl-term-readkey-workdir/ReadKey.pm.PL
		@@ -505,133 +505,9 @@ sub GetTerminalSize
		 !FIRSTPART

		 close OUT;
		-# preload the XS module needed for the blockoptions() expansions below
		-# does not work with miniperl
		-package Term::ReadKey;
		-require DynaLoader;
		-our @ISA = qw(DynaLoader);
		-
		-print "Bootstrapping the XS for blockoptions: ";
		-bootstrap Term::ReadKey or die;
		-print blockoptions()."\n";
		-
		 open OUT, ">>", $file or die "Can't append to $file: $!";
		 print OUT "# blockoptions: \n";
		-if ( &blockoptions() & 1 )    # Use nodelay
		-{
		-    print OUT "#nodelay\n";
		-    if ( &blockoptions() & 2 )    #poll
		-    {
		-        print OUT <<'!NO!SUBS!';
		-# poll
		-sub ReadKey {
		-  my $File = normalizehandle((@_>1?$_[1]:\*STDIN));
		-  if (defined $_[0] && $_[0] > 0) {
		-      if ($_[0]) {
		-          return undef if &pollfile($File,$_[0]) == 0;
		-      }
		-  }
		-  if (defined $_[0] && $_[0] < 0) { &setnodelay($File,1); }
		-  my $value = getc $File;
		-  if (defined $_[0] && $_[0] < 0) { &setnodelay($File,0); }
		-  $value;
		-}
		-sub ReadLine {
		-    my $File = normalizehandle((@_>1?$_[1]:\*STDIN));
		-    if (defined $_[0] && $_[0] > 0) {
		-        if ($_[0]) {
		-            return undef if &pollfile($File,$_[0]) == 0;
		-        }
		-    }
		-    if (defined $_[0] && $_[0] < 0) { &setnodelay($File,1) };
		-    my $value = scalar(<$File>);
		-    if (defined $_[0] && $_[0] < 0) { &setnodelay($File,0) };
		-    $value;
		-}
		-!NO!SUBS!
		-
		-    }
		-    elsif ( &blockoptions() & 4 )    #select
		-    {
		-        print OUT <<'!NO!SUBS!';
		-#select
		-sub ReadKey {
		-    my $File = normalizehandle((@_>1?$_[1]:\*STDIN));
		-    if (defined $_[0] && $_[0] > 0) {
		-        if ($_[0]) { return undef if &selectfile($File,$_[0]) == 0 }
		-    }
		-    if (defined $_[0] && $_[0] < 0) { &setnodelay($File,1); }
		-    my $value = getc $File;
		-    if (defined $_[0] && $_[0] < 0) { &setnodelay($File,0); }
		-    $value;
		-}
		-sub ReadLine {
		-    my $File = normalizehandle((@_>1?$_[1]:\*STDIN));
		-    if (defined $_[0] && $_[0] > 0) {
		-        if ($_[0]) { return undef if &selectfile($File,$_[0]) == 0 }
		-    }
		-    if (defined $_[0] && $_[0] < 0) { &setnodelay($File,1) };
		-    my $value = scalar(<$File>);
		-    if (defined $_[0] && $_[0] < 0) { &setnodelay($File,0) };
		-    $value;
		-}
		-!NO!SUBS!
		-
		-    }
		-    else
		-    {    #nothing
		-        print OUT <<'!NO!SUBS!';
		-sub ReadKey {
		-    my $File = normalizehandle((@_>1?$_[1]:\*STDIN));
		-    if (defined $_[0] && $_[0] > 0) {
		-       # Nothing better seems to exist, so I just use time-of-day
		-       # to timeout the read. This isn't very exact, though.
		-       $starttime = time;
		-       $endtime = $starttime + $_[0];
		-        &setnodelay($File,1);
		-        my $value;
		-       while (time < $endtime) { # This won't catch wraparound!
		-            $value = getc $File;
		-            last if defined($value);
		-       }
		-        &setnodelay($File,0);
		-        return $value;
		-    }
		-    if (defined $_[0] && $_[0] < 0) { &setnodelay($File,1); }
		-    my $value = getc $File;
		-    if (defined $_[0] && $_[0] < 0) { &setnodelay($File,0); }
		-    $value;
		-}
		-sub ReadLine {
		-    my $File = normalizehandle((@_>1?$_[1]:\*STDIN));
		-    if (defined $_[0] && $_[0] > 0) {
		-       # Nothing better seems to exist, so I just use time-of-day
		-       # to timeout the read. This isn't very exact, though.
		-       $starttime = time;
		-       $endtime = $starttime + $_[0];
		-        &setnodelay($File,1);
		-        my $value;
		-       while (time < $endtime) { # This won't catch wraparound!
		-            $value = scalar(<$File>);
		-            last if defined($value);
		-       }
		-        &setnodelay($File,0);
		-        return $value;
		-    }
		-    if (defined $_[0] && $_[0] < 0) { &setnodelay($File,1) };
		-    my $value = scalar(<$File>);
		-    if (defined $_[0] && $_[0] < 0) { &setnodelay($File,0) };
		-    $value;
		-}
		-!NO!SUBS!
		-
		-    }
		-}
		-else {
		     print OUT "#no nodelay\n";
		-
		-    if ( &blockoptions() & 2 )    # Use poll
		-    {
			 print OUT <<'!NO!SUBS!';
		 #poll
		 sub ReadKey {
		@@ -649,77 +525,6 @@ sub ReadLine {
		     scalar(<$File>);
		 }
		 !NO!SUBS!
		-
		-    }
		-    elsif ( &blockoptions() & 4 )    # Use select
		-    {
		-        print OUT <<'!NO!SUBS!';
		-#select
		-sub ReadKey {
		-    my $File = normalizehandle((@_>1?$_[1]:\*STDIN));
		-    if (defined $_[0] && $_[0] != 0) {
		-        return undef if &selectfile($File,$_[0]) == 0
		-    }
		-    getc $File;
		-}
		-sub ReadLine {
		-    my $File = normalizehandle((@_>1?$_[1]:\*STDIN));
		-    if (defined $_[0] && $_[0] != 0) {
		-        return undef if &selectfile($File,$_[0]) == 0;
		-    }
		-    scalar(<$File>);
		-}
		-!NO!SUBS!
		-
		-    }
		-    elsif ( &blockoptions() & 8 )    # Use Win32
		-    {
		-        print OUT <<'!NO!SUBS!';
		-#Win32
		-sub ReadKey {
		-    my $File = normalizehandle((@_>1?$_[1]:\*STDIN));
		-    if ($_[0] || $CurrentMode >= 3) {
		-        Win32PeekChar($File, $_[0]);
		-    } else {
		-       getc $File;
		-    }
		-    #if ($_[0]!=0) {return undef if !Win32PeekChar($File, $_[0])};
		-    #getc $File;
		-}
		-sub ReadLine {
		-    my $File = normalizehandle((@_>1?$_[1]:\*STDIN));
		-    #if ($_[0]!=0) {return undef if !Win32PeekChar($File, $_[0])};
		-    #scalar(<$File>);
		-    if ($_[0]) {
		-        croak("Non-blocking ReadLine is not supported on this architecture")
		-    }
		-    scalar(<$File>);
		-}
		-!NO!SUBS!
		-
		-    }
		-    else
		-    {
		-        print OUT <<'!NO!SUBS!';
		-sub ReadKey {
		-    my $File = normalizehandle((@_>1?$_[1]:\*STDIN));
		-    if ($_[0]) {
		-        croak("Non-blocking ReadKey is not supported on this architecture")
		-    }
		-    getc $File;
		-}
		-sub ReadLine {
		-    my $File = normalizehandle((@_>1?$_[1]:\*STDIN));
		-    if ($_[0]) {
		-      croak("Non-blocking ReadLine is not supported on this architecture")
		-    }
		-    scalar(<$File>);
		-}
		-!NO!SUBS!
		-
		-    }
		-}
		-
		 print OUT <<'EOF';
		 1;
		 # ex: set ro:
	EOF

	# time-hires
	echo preparing time::hires
	tar -xf time-hires.tar.gz
	mv Time-HiRes-* Time-HiRes


	true
}