Update documentation for git-format-patch

diff --git a/git-cvsimport.perl b/git-cvsimport.perl
index f0e4d2422bd4e814aee6b7d77394acd1f306967e..76f6246a31b86dd54ca0556f76a8511d73be8ec7 100755 (executable)
--- a/git-cvsimport.perl
+++ b/git-cvsimport.perl
@@ -23,7 +23,7 @@
 use Time::Local;
 use IO::Socket;
 use IO::Pipe;
-use POSIX qw(strftime dup2 :errno_h);
+use POSIX qw(strftime dup2 ENOENT);
 use IPC::Open2;
 
 $SIG{'PIPE'}="IGNORE";
@@ -315,15 +315,7 @@ sub _line {
                        chomp $cnt;
                        die "Duh: Filesize $cnt" if $cnt !~ /^\d+$/;
                        $line="";
-                       $res=0;
-                       while($cnt) {
-                               my $buf;
-                               my $num = $self->{'socketi'}->read($buf,$cnt);
-                               die "Server: Filesize $cnt: $num: $!\n" if not defined $num or $num<=0;
-                               print $fh $buf;
-                               $res += $num;
-                               $cnt -= $num;
-                       }
+                       $res = $self->_fetchfile($fh, $cnt);
                } elsif($line =~ s/^ //) {
                        print $fh $line;
                        $res += length($line);
@@ -335,14 +327,7 @@ sub _line {
                        chomp $cnt;
                        die "Duh: Mbinary $cnt" if $cnt !~ /^\d+$/ or $cnt<1;
                        $line="";
-                       while($cnt) {
-                               my $buf;
-                               my $num = $self->{'socketi'}->read($buf,$cnt);
-                               die "S: Mbinary $cnt: $num: $!\n" if not defined $num or $num<=0;
-                               print $fh $buf;
-                               $res += $num;
-                               $cnt -= $num;
-                       }
+                       $res += $self->_fetchfile($fh, $cnt);
                } else {
                        chomp $line;
                        if($line eq "ok") {
@@ -384,6 +369,23 @@ sub file {
 
        return ($name, $res);
 }
+sub _fetchfile {
+       my ($self, $fh, $cnt) = @_;
+       my $res = 0;
+       my $bufsize = 1024 * 1024;
+       while($cnt) {
+           if ($bufsize > $cnt) {
+               $bufsize = $cnt;
+           }
+           my $buf;
+           my $num = $self->{'socketi'}->read($buf,$bufsize);
+           die "Server: Filesize $cnt: $num: $!\n" if not defined $num or $num<=0;
+           print $fh $buf;
+           $res += $num;
+           $cnt -= $num;
+       }
+       return $res;
+}
 
 
 package main;
@@ -616,14 +618,13 @@ sub commit {
        }
 
        my $commit_date = strftime("+0000 %Y-%m-%d %H:%M:%S",gmtime($date));
+       $ENV{GIT_AUTHOR_NAME} = $author_name;
+       $ENV{GIT_AUTHOR_EMAIL} = $author_email;
+       $ENV{GIT_AUTHOR_DATE} = $commit_date;
+       $ENV{GIT_COMMITTER_NAME} = $author_name;
+       $ENV{GIT_COMMITTER_EMAIL} = $author_email;
+       $ENV{GIT_COMMITTER_DATE} = $commit_date;
        my $pid = open2(my $commit_read, my $commit_write,
-               'env',
-               "GIT_AUTHOR_NAME=$author_name",
-               "GIT_AUTHOR_EMAIL=$author_email",
-               "GIT_AUTHOR_DATE=$commit_date",
-               "GIT_COMMITTER_NAME=$author_name",
-               "GIT_COMMITTER_EMAIL=$author_email",
-               "GIT_COMMITTER_DATE=$commit_date",
                'git-commit-tree', $tree, @commit_args);
 
        # compatibility with git2cvs