use Config;
use Cwd;
+# To clarify, this isn't the entire suite of modules considered "toolchain"
+# It's not even all modules needed to build ext/
+# It's just the source paths of the (minimum complete set of) modules in ext/
+# needed to build the nonxs modules
+# After which, all nonxs modules are in lib, which was always sufficient to
+# allow miniperl to build everything else.
+
+my @toolchain = qw(ext/constant/lib ext/ExtUtils-Command/lib
+ ext/ExtUtils-Install/lib ext/ExtUtils-MakeMaker/lib
+ ext/ExtUtils-Manifest/lib ext/Text-ParseWords/lib);
+
# This script acts as a simple interface for building extensions.
# It's actually a cut and shut of the Unix version ext/utils/makeext and the
$perl ||= "$up/miniperl";
my $return_dir = $up;
my $lib_dir = "$up/lib";
- $ENV{PERL5LIB} = $lib_dir;
+ $ENV{PERL5LIB}
+ = join $Config{path_sep}, $lib_dir, map {"$up/$_"} @toolchain;
unless (chdir "$ext_dir") {
warn "Cannot cd to $ext_dir: $!";