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[environment] Use setopt NO_FOO instead of unsetopt FOO 

As used in other modules. Also easier to document in the comments and
README.

Replace table by bulleted list so it's possible to use `|` in the text
without breaking the Markdown rendering.
This commit is contained in:
Eric Nielsen 2018-05-18 13:52:24 -05:00
parent e7275a9758
commit 3b7eeda8f7
2 changed files with 24 additions and 29 deletions
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22
modules/environment/README.md
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@ -1,21 +1,19 @@
Environment
environment
===========
Sets generic Zsh built-in environment options.
Sets generic zsh built-in environment options.
Also enables smart URL-pasting. This prevents the user from having to manually escape URLs.
Uses `.zimrc` defined `${ztermtitle}` variable to set the terminal title, if defined.
ZSH Options
zsh options
-----------
| Option | Effect |
| ------ | ------ |
| AUTO_RESUME | Resume existing jobs before creating a new job |
| LONG_LIST_JOBS | Use the verbose list format by default |
| NOTIFY | Report job status immediately instead of waiting for new prompt |
| INTERACTIVE_COMMENTS | Recognize comments starting with `#` |
| BG_NICE | Disabled to prevent jobs being given a lower priority |
| HUP | Disabed to prevent SIGHUP to jobs on shell close |
| CHECK_JOBS | Disabled to prevent job report on shell close |
* `AUTO_RESUME` resumes an existing job before creating a new one.
* `INTERACTIVE_COMMENTS` allows comments starting with `#` in the shell.
* `LONG_LIST_JOBS` lists jobs in verbose format by default.
* `NOTIFY` reports job status immediately instead of waiting for the prompt.
* `NO_BG_NICE` prevents background jobs being given a lower priority.
* `NO_CHECK_JOBS` prevents status report of jobs on shell exit.
* `NO_HUP` prevents SIGHUP to jobs on shell exit.

31
modules/environment/init.zsh
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@ -2,34 +2,31 @@
# generic options and environment settings
#
# use smart URL pasting and escaping
autoload -Uz bracketed-paste-url-magic
zle -N bracketed-paste bracketed-paste-url-magic
autoload -Uz url-quote-magic
zle -N self-insert url-quote-magic
# Use smart URL pasting and escaping.
autoload -Uz bracketed-paste-url-magic && zle -N bracketed-paste bracketed-paste-url-magic
autoload -Uz url-quote-magic && zle -N self-insert url-quote-magic
# Treat single word simple commands without redirection as candidates for resumption of an existing job.
setopt AUTO_RESUME
# Allow comments starting with `#` even in interactive shells.
setopt INTERACTIVE_COMMENTS
# List jobs in the long format by default.
setopt LONG_LIST_JOBS
# Report the status of background jobs immediately, rather than waiting until just before printing a prompt.
setopt NOTIFY
# Recognize comments starting with `#`.
setopt INTERACTIVE_COMMENTS
# Prevent runing all background jobs at a lower priority.
setopt NO_BG_NICE
# Run all background jobs at a lower priority. This option is set by default.
unsetopt BG_NICE
# Send the HUP signal to running jobs when the shell exits.
unsetopt HUP
# Report the status of background and suspended jobs before exiting a shell with job control;
# a second attempt to exit the shell will succeed.
# Prevent reporting the status of background and suspended jobs before exiting a shell with job control.
# NO_CHECK_JOBS is best used only in combination with NO_HUP, else such jobs will be killed automatically.
unsetopt CHECK_JOBS
setopt NO_CHECK_JOBS
# Prevent sending the HUP signal to running jobs when the shell exits.
setopt NO_HUP
# Remove path separtor from WORDCHARS.
WORDCHARS=${WORDCHARS//[\/]}
@ -45,7 +42,7 @@ fi
# sets the window title and updates upon directory change
# more work probably needs to be done here to support multiplexers
if (($+ztermtitle)); then
if (( ${+ztermtitle} )); then
case ${TERM} in
xterm*|*rxvt)
precmd() { print -Pn "\e]0;${ztermtitle}\a" }