increase javac_filter line length limit to 2MB

Some javac wrappers output the entire list of java files being
compiled on a single line, which can be very large, set the maximum
buffer size to 2MB.

Test: pipe the grok build output through soong_javac_wrapper
Change-Id: Ib208461dca02ced4959433b7695ec760dc134468

parent 6c1ae375

cmd/javac_filter/javac_filter.go

+4 −0

Original line number	Diff line number	Diff line
		@@ -54,6 +54,10 @@ func main() {

		func process(r io.Reader, w io.Writer) error {
		scanner := bufio.NewScanner(r)
		// Some javac wrappers output the entire list of java files being
		// compiled on a single line, which can be very large, set the maximum
		// buffer size to 2MB.
		scanner.Buffer(nil, 210241024)
		for scanner.Scan() {
		processLine(w, scanner.Text())
		}