t/porting/authors.t can send just the git log info needed by checkAUTHORS.pl

Using a custom pretty format to reduce the data passed drops the runtime by
about 25%. Admittedly small in absolute terms, but an easy change whose
gains will slowly accumulate.

diff --git a/t/porting/authors.t b/t/porting/authors.t
index f67e930..70565a3 100644 (file)
--- a/t/porting/authors.t
+++ b/t/porting/authors.t
@@ -10,6 +10,7 @@ use strict;
 require 't/test.pl';
 find_git_or_skip('all');
 
-system("git log --pretty=fuller | $^X Porting/checkAUTHORS.pl --tap -");
+# This is the subset of "pretty=fuller" that checkAUTHORS.pl actually needs:
+system("git log --pretty=format:'commit %H%nAuthor: %an <%ae>%nAuthor Date:%nCommit: %cn <%cn>%n' | $^X Porting/checkAUTHORS.pl --tap -");
 
 # EOF