+
+
+sub mywarn($) {
+ my ($line) = @_;
+ print "[WARN] $line\n";
+};
+sub notice($) {
+ my ($line) = @_;
+ print "[NOTICE] $line\n";
+};
+sub info($) {
+ my ($line) = @_;
+ print "[INFO] $line\n";
+};
+sub debug($) {
+ my ($line) = @_;
+ #print "[DEBUG] $line\n";
+};
+sub trace($) {
+ my ($line) = @_;
+ #print "[trace] $line\n";
+};
+sub trace2($) {
+ my ($line) = @_;
+ #print "[trace2] $line\n";
+};
+
+
+sub generate_config() {
+ notice("Error: \$LOGNAME is not set.\n") unless defined $ENV{'LOGNAME'};
+ my $gecos = defined $ENV{'LOGNAME'} ? (getpwnam($ENV{LOGNAME}))[6] : undef;
+ my $email;
+ my @keys;
+ # BSD does not have hostname -f, so we try without -f first
+ my $hostname = `hostname`;
+ $hostname = `hostname -f` unless $hostname =~ /\./;
+ chomp $hostname;
+ my ($Cgecos,$Cemail,$Ckeys) = ('','','');
+
+ if (defined $gecos) {
+ $gecos =~ s/,.*//;
+
+ my $gpg = GnuPG::Interface->new();
+ $gpg->call( 'gpg' );
+ $gpg->options->hash_init(
+ 'extra_args' => [ qw{ --no-auto-check-trustdb --trust-model=always --with-colons --fixed-list-mode } ] );
+ $gpg->options->meta_interactive( 0 );
+ my ($inputfd, $stdoutfd, $stderrfd, $statusfd, $handles) = make_gpg_fds();
+ my $pid = $gpg->list_public_keys(handles => $handles, command_args => [ $gecos ]);
+ my ($stdout, $stderr, $status) = readwrite_gpg('', $inputfd, $stdoutfd, $stderrfd, $statusfd);
+ waitpid $pid, 0;
+
+ if ($stdout eq '') {
+ warn ("No data from gpg for list-key\n"); # There should be at least 'tru:' everywhere.
+ };
+
+ @keys = ($stdout =~ /^pub:[^r:]*:(?:[^:]*:){2,2}([^:]+):/mg);
+ unless (scalar @keys) {
+ info("Error: No keys were found using \"gpg --list-public-keys '$gecos'\".");
+ @keys = qw{0123456789abcdef 89abcdef76543210};
+ $Ckeys = '#';
+ }
+ ($email) = ($stdout =~ /^uid:.*<(.+?@.+?)>.*:/m);
+ unless (defined $email) {
+ info("Error: No email address was found using \"gpg --list-public-keys '$gecos'\".");
+ $email = $ENV{'LOGNAME'}.'@'.$hostname;
+ $Cemail = '#';
+ }
+ } else {
+ $gecos = 'Unknown Caff User';
+ $email = $ENV{'LOGNAME'}.'@'.$hostname;
+ @keys = qw{0123456789abcdef 89abcdef76543210};
+ ($Cgecos,$Cemail,$Ckeys) = ('#','#','#');
+ };
+
+ return <<EOT;
+# .caffrc -- vim:syntax=perl:
+# This file is in perl(1) format - see caff(1) for details.
+
+$Cgecos\$CONFIG{'owner'} = '$gecos';
+$Cemail\$CONFIG{'email'} = '$email';
+
+# you can get your long keyid from
+# gpg --with-colons --list-key <yourkeyid|name|emailaddress..>
+#
+# if you have a v4 key, it will simply be the last 16 digits of
+# your fingerprint.
+#
+# Example:
+# \$CONFIG{'keyid'} = [ qw{FEDCBA9876543210} ];
+# or, if you have more than one key:
+# \$CONFIG{'keyid'} = [ qw{0123456789ABCDEF 89ABCDEF76543210} ];
+
+$Ckeys\$CONFIG{'keyid'} = [ qw{@keys} ];
+EOT
+};
+
+sub check_executable($$) {
+ # (GnuPG::Interface gives lousy errors when the gpg binary isn't found,
+ # so we want to check manually.)
+ my ($purpose, $fn) = @_;
+ # Only check provided fnames with a slash in them.
+ return unless defined $fn;
+ if ($fn =~ m!/!) {
+ die ("$PROGRAM_NAME: $purpose executable '$fn' not found.\n") unless -x $fn;
+ } else {
+ for my $p (split(':', $ENV{PATH})) {
+ return if -x "$p/$fn";
+ };
+ die ("$PROGRAM_NAME: $purpose executable '$fn' not found on path.\n") unless -x $fn;
+ };
+};
+