run and wire up multiple processes
x | <wireup> | y
wireup <g1> ... <gN>- should pipe content to FLAGGED in
- should pipe from FLAGGED out
x | wireup -p <p1 p2 p3> -s <s1 s2 s3> -p <p1 p2 p3> | y
- -i // by default input is ignored
- -o // by default all output goes to
y - pX // by default no params or env vars are set
# p1: echo aSdF
# p2: tr '[a-zA-Z]' '[A-Za-z]'
x | wireup -p <p1 p2 p3> -s <s1 s2 s3> -p <p1 p2 p3> --wireup i: | y
0 === input 1>>TARGET 1>TARGET 2>>TARGET 2>TARGET
1 > filename # Redirect stdout to file "filename." 1 >> filename # Redirect and append stdout to file "filename." 2 > filename # Redirect stderr to file "filename." 2 >> filename # Redirect and append stderr to file "filename." &> filename # Redirect both stdout and stderr to file "filename." M > N # "M" is a file descriptor, which defaults to 1, if not explicitly set. # "N" is a filename. # File descriptor "M" is redirect to file "N." M > &N # "M" is a file descriptor, which defaults to 1, if not set. # "N" is another file descriptor.