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  1. template run_process_output {
  2.     alias("_arg0") command;
  3.  
  4.     var("true") not_finished;
  5.     value("") result;
  6.     backtrack_point() break;
  7.     If (not_finished) {
  8.         not_finished->set("false");
  9.         sys.start_process(command, "r", ["keep_stderr":"true"]) proc;
  10.         If (proc.is_error) {
  11.             break->go();
  12.         };
  13.         proc->read_pipe() read_pipe;
  14.         If (read_pipe.is_error) {
  15.             break->go();
  16.         };
  17.         backtrack_point() read_again;
  18.         read_pipe->read() read;
  19.         If (read.not_eof) {
  20.             result->append(read);
  21.             read_again->go();
  22.         };
  23.         break->go();
  24.     };
  25. }
  26.  
  27. process main {
  28.     call("run_process_output", {{"/bin/echo", "HELLO"}}) run;
  29.     print(run.result);
  30. }
  31.  
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https://ideone.com/qZYdJA
language:
Text (text 6.10)
created:
12 years ago
visibility:
public

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