Launcher examples
Operating system processes

Next:Launch descriptors


Starting a command and waiting for it to finish:
"ls /etc" run-process

Starting a program in the background:
{ "emacs" "foo.txt" } run-detached

Running a command, throwing an exception if it exits unsuccessfully:
"make clean all" try-process

Running a command, throwing an exception if it exits unsuccessfully or if it takes too long to run:
<process> "make test" >>command 5 minutes >>timeout try-process

Running a command, throwing an exception if it exits unsuccessfully, and redirecting output and error messages to a log file:
<process> "make clean all" >>command "log.txt" >>stdout +stdout+ >>stderr try-process

Running a command, appending error messages to a log file, and reading the output for further processing:
"log.txt" ascii <file-appender> [ <process> swap >>stderr "report" >>command ascii <process-reader> stream-lines sort reverse [ print ] each ] with-disposal