(logincoming): Move part of log_headers here.

(log_headers): Pass the array of contents for each header to
logincoming rather than indexing here.  logincoming now checks for an
empty array (i.e. message missing this header) before trying to index
into it (it used to bomb).

diff --git a/minc b/minc
index 070e22f103157c0399e7ca39f30ced15958fe0a7..9f3f9acd8245fb76be3232633f57edcf395a556e 100755 (executable)
--- a/minc
+++ b/minc
@@ -246,22 +246,34 @@ sub mylog {
     }
 }
 
-sub logincoming { mylog('info', INCOMINGCHAR, @_); }
 sub logsave { mylog('notice', SAVECHAR, @_); }
 sub loginfo { mylog('info', INFOCHAR, @_); }
 sub logdebug { mylog('debug', DEBUGCHAR, @_); }
 sub logwarn { mylog('warning', WARNCHAR, @_); }
 sub logerr { mylog('error', ERRORCHAR, @_); }
 
+sub logincoming {
+    my ($text, @contents) = @_;
+    my $last;
+
+    if (@contents) {
+        $last = $contents[-1];
+    } else {
+        $last = '';
+    }
+
+    mylog('info', INCOMINGCHAR, $text, $last);
+}
+
 sub log_headers {
     my %headers = @_;
 
     # For an explanation of the %headers structure, see the
     # get_headers function below.
-    logincoming('From:       ', @{$headers{'return-path'}}[-1]);
-    logincoming('To:         ', @{$headers{'to'}}[-1]);
-    logincoming('Subject:    ', @{$headers{'subject'}}[-1]);
-    logincoming('Message-Id: ', @{$headers{'message-id'}}[-1]);
+    logincoming('From:       ', @{$headers{'return-path'}});
+    logincoming('To:         ', @{$headers{'to'}});
+    logincoming('Subject:    ', @{$headers{'subject'}});
+    logincoming('Message-Id: ', @{$headers{'message-id'}});
 }
 
 \f