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break out fast_file_copy

master
Joey Hess 2008-07-01 00:42:23 -04:00
parent 2ca1e12c5f
commit 0f8ea7ecca
1 changed files with 25 additions and 18 deletions
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43
IkiWiki/Render.pm
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@ -180,6 +180,30 @@ sub scan ($) { #{{{
}
} #}}}
sub fast_file_copy ($$$$$) { #{{{
my $srcfile=shift;
my $destfile=shift;
my $srcfd=shift;
my $destfd=shift;
my $cleanup=shift;
my $blksize = 16384;
my ($len, $buf, $written);
while ($len = sysread $srcfd, $buf, $blksize) {
if (! defined $len) {
next if $! =~ /^Interrupted/;
error("failed to read $srcfile: $!", $cleanup);
}
my $offset = 0;
while ($len) {
defined($written = syswrite $destfd, $buf, $len, $offset)
or error("failed to write $destfile: $!", $cleanup);
$len -= $written;
$offset += $written;
}
}
}
sub render ($) { #{{{
my $file=shift;
@ -215,24 +239,7 @@ sub render ($) { #{{{
my $srcfd=readfile($srcfile, 1, 1);
writefile($file, $config{destdir}, undef, 1, sub {
my $destfd=shift;
my $cleanup=shift;
my $blksize = 16384;
my ($len, $buf, $written);
while ($len = sysread $srcfd, $buf, $blksize) {
if (! defined $len) {
next if $! =~ /^Interrupted/;
error("failed to read $srcfile: $!", $cleanup);
}
my $offset = 0;
while ($len) {
defined($written = syswrite $destfd, $buf, $len, $offset)
or error("failed to write $file: $!", $cleanup);
$len -= $written;
$offset += $written;
}
}
fast_file_copy($srcfile, $file, $srcfd, @_);
});
}
} #}}}