From c7e3736d35527593235ae12bf6e879689ea17f66 Mon Sep 17 00:00:00 2001
From: Guilhem Moulin <guilhem@fripost.org>
Date: Thu, 23 Jul 2015 20:12:38 +0200
Subject: [PATCH] Add a command-line option --config to specify the
 configuration file.

---
 imapsync             | 4 ++--
 lib/Net/IMAP/Sync.pm | 3 +++
 2 files changed, 5 insertions(+), 2 deletions(-)

diff --git a/imapsync b/imapsync
index 4ef47b3..a18e4cd 100755
--- a/imapsync
+++ b/imapsync
@@ -43,11 +43,11 @@ sub usage(;$) {
     print STDERR "TODO $NAME usage\n";
     exit $rv;
 }
-usage(1) unless GetOptions(\%CONFIG, qw/debug help|h quiet|q oneshot|1/);
+usage(1) unless GetOptions(\%CONFIG, qw/debug help|h config=s quiet|q oneshot|1/);
 usage(0) if $CONFIG{help};
 
 
-my $CONFFILE = 'sync.ini';
+my $CONFFILE = delete $CONFIG{config} // 'imapsync';
 my $CACHEDIR = './imapsync.cache'; # XXX use a config option
 my $DBFILE = "$CACHEDIR/imap.guilhem.org.db";
 my $LOCKFILE = "$CACHEDIR/.imap.guilhem.org.lck";
diff --git a/lib/Net/IMAP/Sync.pm b/lib/Net/IMAP/Sync.pm
index 0228f29..61930e7 100644
--- a/lib/Net/IMAP/Sync.pm
+++ b/lib/Net/IMAP/Sync.pm
@@ -65,6 +65,9 @@ sub read_config($$%) {
     my $section = shift;
     my %opts = (%OPTIONS, @_);
 
+    $conffile = ($ENV{XDG_CONFIG_HOME} // "$ENV{HOME}/.config") .'/'. $conffile
+        unless $conffile =~ /\A\//; # relative path
+
     die "No such config file $conffile\n"
         unless defined $conffile and -f $conffile and -r $conffile;
 
-- 
2.39.2