[PATCH 1/9] drop dependency on File::Path::Expand

[Eric Wong <e@80x24.org>]

We still pull it in via Email::LocalDelivery, but that
dependency will go away, soon.
---
 INSTALL                   | 1 -
 Makefile.PL               | 1 -
 lib/PublicInbox/Config.pm | 3 +--
 script/public-inbox-mda   | 4 +---
 4 files changed, 2 insertions(+), 7 deletions(-)

diff --git a/INSTALL b/INSTALL
index ca74c1c..25cc3c9 100644
--- a/INSTALL
+++ b/INSTALL
@@ -32,7 +32,6 @@ Requirements (server MDA)
   - Email::MIME                libemail-mime-perl
   - Email::MIME::ContentType   libemail-mime-contenttype-perl
   - Encode::MIME::Header       perl
-  - File::Path::Expand         libfile-path-expand-perl
   - IPC::Run                   libipc-run-perl
 
 Optional modules:
diff --git a/Makefile.PL b/Makefile.PL
index 61cb77b..4f25312 100644
--- a/Makefile.PL
+++ b/Makefile.PL
@@ -23,7 +23,6 @@ WriteMakefile(
 		'Email::MIME::ContentType' => 0,
 		'Email::Simple' => 0,
 		'Encode::MIME::Header' => 0,
-		'File::Path::Expand' => 0,
 		'IPC::Run' => 0,
 		'Mail::Thread' => '2.5', # 2.5+ needed for Email::Simple compat
 		'Plack' => 0,
diff --git a/lib/PublicInbox/Config.pm b/lib/PublicInbox/Config.pm
index a8c5105..4651861 100644
--- a/lib/PublicInbox/Config.pm
+++ b/lib/PublicInbox/Config.pm
@@ -7,7 +7,6 @@ use strict;
 use warnings;
 require PublicInbox::Inbox;
 use PublicInbox::Spawn qw(popen_rd);
-use File::Path::Expand qw/expand_filename/;
 
 # returns key-value pairs of config directives in a hash
 # if keys may be multi-value, the value is an array ref containing all values
@@ -82,7 +81,7 @@ sub get {
 	$self->{"publicinbox.$inbox.$key"};
 }
 
-sub config_dir { $ENV{PI_DIR} || expand_filename('~/.public-inbox') }
+sub config_dir { $ENV{PI_DIR} || "$ENV{HOME}/.public-inbox" }
 
 sub default_file {
 	my $f = $ENV{PI_CONFIG};
diff --git a/script/public-inbox-mda b/script/public-inbox-mda
index bb78c4e..84219ac 100755
--- a/script/public-inbox-mda
+++ b/script/public-inbox-mda
@@ -11,7 +11,6 @@ use Email::Filter;
 use Email::MIME;
 use Email::MIME::ContentType;
 $Email::MIME::ContentType::STRICT_PARAMS = 0; # user input is imperfect
-use File::Path::Expand qw/expand_filename/;
 use IPC::Run qw(run);
 use PublicInbox::MDA;
 use PublicInbox::Filter;
@@ -22,8 +21,7 @@ use PublicInbox::Git;
 # n.b: hopefully we can setup the emergency path without bailing due to
 # user error, we really want to setup the emergency destination ASAP
 # in case there's bugs in our code or user error.
-my $emergency = $ENV{PI_EMERGENCY} || '~/.public-inbox/emergency/';
-$emergency = expand_filename($emergency);
+my $emergency = $ENV{PI_EMERGENCY} || "$ENV{HOME}/.public-inbox/emergency/";
 
 # this reads the message from stdin
 my $filter = Email::Filter->new(emergency => $emergency);