dgit: $cleanmode_re: Use extended syntax

No functional change.

Signed-off-by: Ian Jackson <ijackson@chiark.greenend.org.uk>

diff --git a/dgit b/dgit
index 6cf10fb4deb2f6add3a267532a207ab193f33e84..351e089fbae125578a5a068c6b0344fdc6dcfb1d 100755 (executable)
--- a/dgit
+++ b/dgit
@@ -101,7 +101,11 @@ our %forceopts = map { $_=>0 }
 our %format_ok = map { $_=>1 } ("1.0","3.0 (native)","3.0 (quilt)");
 
 our $suite_re = '[-+.0-9a-z]+';
 our %format_ok = map { $_=>1 } ("1.0","3.0 (native)","3.0 (quilt)");
 
 our $suite_re = '[-+.0-9a-z]+';

-our $cleanmode_re = qr{(?:dpkg-source(?:-d)?|git|git-ff|check|none)};
+our $cleanmode_re = qr{(?: dpkg-source (?: -d )?
+                         | git | git-ff
+                         | check
+                         | none
+                         )}x;

 
 our $git_authline_re = '^([^<>]+) \<(\S+)\> (\d+ [-+]\d+)$';
 our $splitbraincache = 'dgit-intern/quilt-cache';
 
 our $git_authline_re = '^([^<>]+) \<(\S+)\> (\d+ [-+]\d+)$';
 our $splitbraincache = 'dgit-intern/quilt-cache';