tldr/pages/common/set.md

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2018-09-06 18:45:29 +01:00
# set
common/*: update pages of some POSIX special built-in utilities (#11956) * exec, export, readonly, set, shift, trap: replace command descriptions * exec, exit, export, readonly, set, shift, trap, exec, export: replace example descriptions * exec, trap: replace "More information" links * trap: remove prefix "SIG" from some command arguments Although POSIX allows implementations to specify signal names without the prefix "SIG", I will choose the most portable form. * export: replace term Co-authored-by: Vitor Henrique <87824454+vitorhcl@users.noreply.github.com> * set: replace term Co-authored-by: Vitor Henrique <87824454+vitorhcl@users.noreply.github.com> * export: replace term Co-authored-by: Vitor Henrique <87824454+vitorhcl@users.noreply.github.com> * export: replace term Co-authored-by: Vitor Henrique <87824454+vitorhcl@users.noreply.github.com> * exec: replace Open Group link Co-authored-by: Vitor Henrique <87824454+vitorhcl@users.noreply.github.com> * exit: replace Open Group link Co-authored-by: Vitor Henrique <87824454+vitorhcl@users.noreply.github.com> * export: replace Open Group link Co-authored-by: Vitor Henrique <87824454+vitorhcl@users.noreply.github.com> * readonly: replace Open Group link Co-authored-by: Vitor Henrique <87824454+vitorhcl@users.noreply.github.com> * set: replace Open Group link Co-authored-by: Vitor Henrique <87824454+vitorhcl@users.noreply.github.com> * shift: replace Open Group link Co-authored-by: Vitor Henrique <87824454+vitorhcl@users.noreply.github.com> * trap: replace Open Group link Co-authored-by: Vitor Henrique <87824454+vitorhcl@users.noreply.github.com> * exec: explain environment of child process Co-authored-by: Vitor Henrique <87824454+vitorhcl@users.noreply.github.com> --------- Co-authored-by: Vitor Henrique <87824454+vitorhcl@users.noreply.github.com>
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> Toggle shell options or set the values of positional parameters.
> More information: <https://manned.org/set.1posix>.
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- Display the names and values of shell variables:
`set`
common/*: update pages of some POSIX special built-in utilities (#11956) * exec, export, readonly, set, shift, trap: replace command descriptions * exec, exit, export, readonly, set, shift, trap, exec, export: replace example descriptions * exec, trap: replace "More information" links * trap: remove prefix "SIG" from some command arguments Although POSIX allows implementations to specify signal names without the prefix "SIG", I will choose the most portable form. * export: replace term Co-authored-by: Vitor Henrique <87824454+vitorhcl@users.noreply.github.com> * set: replace term Co-authored-by: Vitor Henrique <87824454+vitorhcl@users.noreply.github.com> * export: replace term Co-authored-by: Vitor Henrique <87824454+vitorhcl@users.noreply.github.com> * export: replace term Co-authored-by: Vitor Henrique <87824454+vitorhcl@users.noreply.github.com> * exec: replace Open Group link Co-authored-by: Vitor Henrique <87824454+vitorhcl@users.noreply.github.com> * exit: replace Open Group link Co-authored-by: Vitor Henrique <87824454+vitorhcl@users.noreply.github.com> * export: replace Open Group link Co-authored-by: Vitor Henrique <87824454+vitorhcl@users.noreply.github.com> * readonly: replace Open Group link Co-authored-by: Vitor Henrique <87824454+vitorhcl@users.noreply.github.com> * set: replace Open Group link Co-authored-by: Vitor Henrique <87824454+vitorhcl@users.noreply.github.com> * shift: replace Open Group link Co-authored-by: Vitor Henrique <87824454+vitorhcl@users.noreply.github.com> * trap: replace Open Group link Co-authored-by: Vitor Henrique <87824454+vitorhcl@users.noreply.github.com> * exec: explain environment of child process Co-authored-by: Vitor Henrique <87824454+vitorhcl@users.noreply.github.com> --------- Co-authored-by: Vitor Henrique <87824454+vitorhcl@users.noreply.github.com>
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- Export newly initialized variables to child processes:
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`set -a`
common/*: update pages of some POSIX special built-in utilities (#11956) * exec, export, readonly, set, shift, trap: replace command descriptions * exec, exit, export, readonly, set, shift, trap, exec, export: replace example descriptions * exec, trap: replace "More information" links * trap: remove prefix "SIG" from some command arguments Although POSIX allows implementations to specify signal names without the prefix "SIG", I will choose the most portable form. * export: replace term Co-authored-by: Vitor Henrique <87824454+vitorhcl@users.noreply.github.com> * set: replace term Co-authored-by: Vitor Henrique <87824454+vitorhcl@users.noreply.github.com> * export: replace term Co-authored-by: Vitor Henrique <87824454+vitorhcl@users.noreply.github.com> * export: replace term Co-authored-by: Vitor Henrique <87824454+vitorhcl@users.noreply.github.com> * exec: replace Open Group link Co-authored-by: Vitor Henrique <87824454+vitorhcl@users.noreply.github.com> * exit: replace Open Group link Co-authored-by: Vitor Henrique <87824454+vitorhcl@users.noreply.github.com> * export: replace Open Group link Co-authored-by: Vitor Henrique <87824454+vitorhcl@users.noreply.github.com> * readonly: replace Open Group link Co-authored-by: Vitor Henrique <87824454+vitorhcl@users.noreply.github.com> * set: replace Open Group link Co-authored-by: Vitor Henrique <87824454+vitorhcl@users.noreply.github.com> * shift: replace Open Group link Co-authored-by: Vitor Henrique <87824454+vitorhcl@users.noreply.github.com> * trap: replace Open Group link Co-authored-by: Vitor Henrique <87824454+vitorhcl@users.noreply.github.com> * exec: explain environment of child process Co-authored-by: Vitor Henrique <87824454+vitorhcl@users.noreply.github.com> --------- Co-authored-by: Vitor Henrique <87824454+vitorhcl@users.noreply.github.com>
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- Write formatted messages to `stderr` when jobs finish:
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`set -b`
- Write and edit text in the command-line with `vi`-like keybindings (e.g. `yy`):
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`set -o {{vi}}`
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common/*: update pages of some POSIX special built-in utilities (#11956) * exec, export, readonly, set, shift, trap: replace command descriptions * exec, exit, export, readonly, set, shift, trap, exec, export: replace example descriptions * exec, trap: replace "More information" links * trap: remove prefix "SIG" from some command arguments Although POSIX allows implementations to specify signal names without the prefix "SIG", I will choose the most portable form. * export: replace term Co-authored-by: Vitor Henrique <87824454+vitorhcl@users.noreply.github.com> * set: replace term Co-authored-by: Vitor Henrique <87824454+vitorhcl@users.noreply.github.com> * export: replace term Co-authored-by: Vitor Henrique <87824454+vitorhcl@users.noreply.github.com> * export: replace term Co-authored-by: Vitor Henrique <87824454+vitorhcl@users.noreply.github.com> * exec: replace Open Group link Co-authored-by: Vitor Henrique <87824454+vitorhcl@users.noreply.github.com> * exit: replace Open Group link Co-authored-by: Vitor Henrique <87824454+vitorhcl@users.noreply.github.com> * export: replace Open Group link Co-authored-by: Vitor Henrique <87824454+vitorhcl@users.noreply.github.com> * readonly: replace Open Group link Co-authored-by: Vitor Henrique <87824454+vitorhcl@users.noreply.github.com> * set: replace Open Group link Co-authored-by: Vitor Henrique <87824454+vitorhcl@users.noreply.github.com> * shift: replace Open Group link Co-authored-by: Vitor Henrique <87824454+vitorhcl@users.noreply.github.com> * trap: replace Open Group link Co-authored-by: Vitor Henrique <87824454+vitorhcl@users.noreply.github.com> * exec: explain environment of child process Co-authored-by: Vitor Henrique <87824454+vitorhcl@users.noreply.github.com> --------- Co-authored-by: Vitor Henrique <87824454+vitorhcl@users.noreply.github.com>
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- Exit the shell when (some) commands fail:
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`set -e`