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-rwxr-xr-xgit-cvsexportcommit.perl37
1 files changed, 23 insertions, 14 deletions
diff --git a/git-cvsexportcommit.perl b/git-cvsexportcommit.perl
index 92e41620fd..d2e50c3429 100755
--- a/git-cvsexportcommit.perl
+++ b/git-cvsexportcommit.perl
@@ -195,11 +195,11 @@ foreach my $f (@files) {
my %cvsstat;
if (@canstatusfiles) {
if ($opt_u) {
- my @updated = safe_pipe_capture(@cvs, 'update', @canstatusfiles);
+ my @updated = xargs_safe_pipe_capture([@cvs, 'update'], @canstatusfiles);
print @updated;
}
my @cvsoutput;
- @cvsoutput= safe_pipe_capture(@cvs, 'status', @canstatusfiles);
+ @cvsoutput = xargs_safe_pipe_capture([@cvs, 'status'], @canstatusfiles);
my $matchcount = 0;
foreach my $l (@cvsoutput) {
chomp $l;
@@ -295,7 +295,7 @@ if ($dirtypatch) {
if ($opt_c) {
print "Autocommit\n $cmd\n";
- print safe_pipe_capture(@cvs, 'commit', '-F', '.msg', @files);
+ print xargs_safe_pipe_capture([@cvs, 'commit', '-F', '.msg'], @files);
if ($?) {
die "Exiting: The commit did not succeed";
}
@@ -335,15 +335,24 @@ sub safe_pipe_capture {
return wantarray ? @output : join('',@output);
}
-sub safe_pipe_capture_blob {
- my $output;
- if (my $pid = open my $child, '-|') {
- local $/;
- undef $/;
- $output = (<$child>);
- close $child or die join(' ',@_).": $! $?";
- } else {
- exec(@_) or die "$! $?"; # exec() can fail the executable can't be found
- }
- return $output;
+sub xargs_safe_pipe_capture {
+ my $MAX_ARG_LENGTH = 65536;
+ my $cmd = shift;
+ my @output;
+ my $output;
+ while(@_) {
+ my @args;
+ my $length = 0;
+ while(@_ && $length < $MAX_ARG_LENGTH) {
+ push @args, shift;
+ $length += length($args[$#args]);
+ }
+ if (wantarray) {
+ push @output, safe_pipe_capture(@$cmd, @args);
+ }
+ else {
+ $output .= safe_pipe_capture(@$cmd, @args);
+ }
+ }
+ return wantarray ? @output : $output;
}