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Tweak formatting, code, & wording

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terminalforlife 2020-02-29 23:32:19 +00:00
parent 7d524d8205
commit 2d32a8369c
1 changed files with 7 additions and 7 deletions
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sheets/exec
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@ -1,17 +1,17 @@
# exec
#
# Shell builtin command
# It can start a new process to replace the shell, without a new process creation.
# It can make redirections take effect in the current shell
# It can start a new process to replace the shell, without a new process
# creation. It can make redirections take effect in the current shell
# Redirect the output of an entire shell script within the script itself
# Only stdout:
# Redirect all STDOUT from within a script to the given file.
exec > foo.log
# Redirect the output of an entire shell script within the script itself
# Stdout and stderr:
# Redirect all of both STDOUT & STDERR from within a script to the given file.
exec > foo.log 2>&1
# Or, if on bash(1), this syntax is also viable:
exec &> foo.log
# Copy output to a log file
# Copy output to a log file, allowing the outputs to still work as usual.
exec > >(tee -ia foo.log)
exec 2> >(tee -ia foo.log >&2)