strbuf: add strbuf_tolower function

diff --git a/git-cvsexportcommit.perl b/git-cvsexportcommit.perl
index 39a426e067c76e01d3f2a0d63243ec494436da46..d13f02da95f3b9b3921c3ccff9e3b6a7511cd666 100755 (executable)
--- a/git-cvsexportcommit.perl
+++ b/git-cvsexportcommit.perl
@@ -30,6 +30,13 @@
                chomp($gd);
                $ENV{GIT_DIR} = $gd;
        }
+
+       # On MSYS, convert a Windows-style path to an MSYS-style path
+       # so that rel2abs() below works correctly.
+       if ($^O eq 'msys') {
+               $ENV{GIT_DIR} =~ s#^([[:alpha:]]):/#/$1/#;
+       }
+
        # Make sure GIT_DIR is absolute
        $ENV{GIT_DIR} = File::Spec->rel2abs($ENV{GIT_DIR});
 }
@@ -413,7 +420,7 @@
 
 sub usage {
        print STDERR <<END;
-Usage: GIT_DIR=/path/to/.git git cvsexportcommit [-h] [-p] [-v] [-c] [-f] [-u] [-k] [-w cvsworkdir] [-m msgprefix] [ parent ] commit
+usage: GIT_DIR=/path/to/.git git cvsexportcommit [-h] [-p] [-v] [-c] [-f] [-u] [-k] [-w cvsworkdir] [-m msgprefix] [ parent ] commit
 END
        exit(1);
 }