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44087: _getconf: Complete options, config variables on more systems

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dana 2019-02-27 19:31:55 -06:00
parent d669a9a045
commit 3efacdbacf
2 changed files with 85 additions and 33 deletions
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3
ChangeLog
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@ -1,5 +1,8 @@
2019-02-27 dana <dana@dana.is>
* 44087: Completion/Unix/Command/_getconf: Complete options,
complete config variables on more systems
* 44090 (re: 44085): Completion/Unix/Type/_remote_files: Don't
set QUOTING_STYLE -- syntax incompatible with some shells

115
Completion/Unix/Command/_getconf
View file

@ -1,6 +1,8 @@
#compdef getconf
local expl ret=1
local variant list_cmd ret=1
local -a context expl line state state_descr args
local -A opt_args
local -a syskeys posixkeys confkeys pathkeys1 pathkeys2 allkeys mykeys restkeys
syskeys=(ARG_MAX BC_BASE_MAX BC_DIM_MAX BC_SCALE_MAX
@ -23,38 +25,85 @@ pathkeys1=(PIPE_BUF _POSIX_CHOWN_RESTRICTED
pathkeys2=(LINK_MAX MAX_CANON MAX_INPUT NAME_MAX PATH_MAX PIPE_BUF)
mykeys=($syskeys $posixkeys $confkeys $pathkeys1 $pathkeys2)
if [[ CURRENT -eq 2 ]]; then
_tags syswideconfig pathconfig standardsconfig confstring restconfig
if _pick_variant -r variant gnu='(Free Soft|GLIBC)' $OSTYPE --version; then
# GNU getconf doesn't use getopt(3), strangely
args+=(
'(: * -)--help[display help information]'
'(: * -)--version[display version information]'
'(1 -)-a[display all configuration variables and their values]'
'(-)-v[specify programming environment]: :->env'
)
: ${list_cmd:='$words[1] -a'}
allkeys=(${${(f)"$(getconf -a 2>/dev/null)"}%%[: ]*})
restkeys=(${allkeys:|mykeys})
while _tags; do
_requested -V syswideconfig expl 'systemwide configuration variables' \
compadd -S '' $syskeys && ret=0
_requested -V standardsconfig \
expl 'system-standards configuration variables' \
compadd -S '' $posixkeys && ret=0
_requested -V confstring \
expl 'configuration-dependent string variables' \
compadd -S '' $confkeys && ret=0
_requested pathconfig &&
while _next_label -V pathconfig expl 'system path configuration variables'; do
compadd "$expl[@]" -S '' $pathkeys1 && ret=0
compadd "$expl[@]" -S ' ' $pathkeys2 && ret=0
done
if (( ${#restkeys} )); then
_requested -V restconfig \
expl 'remaining unclassified configuration variables' \
compadd -S '' $restkeys && ret=0
fi
(( ret )) || return 0
done
else
_files -/
[[ $variant == (netbsd*|solaris*) ]] && {
args+=( '(1 -)-a[display all configuration variables and their values]' )
: ${list_cmd:='$words[1] -a'}
}
[[ $variant == openbsd* ]] && {
args+=(
'(: - *)-l[display all system (non-path) configuration variables]'
'(: - *)-L[display all path configuration variables]'
)
: ${list_cmd:='$words[1] -l; $words[1] -L'}
}
[[ $variant == netbsd* ]] ||
args+=( '(-)-v+[specify programming environment]: :->env' )
# This is a bit silly, but actually pretty accurate, where available
: ${list_cmd:='
command strings -- ${${(Q)words[1]}:c} |
LC_ALL=C GREP_OPTIONS= command grep -xE \
"_*[A-Z][A-Z0-9_]*_[A-Z0-9_]*|NZERO|PATH|[A-Z]+(BITS|SIZE)"
'}
fi
_arguments -S -A '-*' : $args '1: :->var' '2: :_files' && ret=0
case $state in
env)
_wanted environments expl 'programming environment' compadd - \
POSIX_V{6,7}_ILP32_OFF32 \
POSIX_V{6,7}_ILP32_OFFBIG \
POSIX_V{6,7}_LP64_OFF64 \
POSIX_V{6,7}_LPBIG_OFFBIG \
&& ret=0
;;
var)
_tags syswideconfig pathconfig standardsconfig confstring restconfig
allkeys=(${${(f)"$( _call_program variables $list_cmd )"}%%[=:[:space:]]*})
restkeys=(${allkeys:|mykeys})
while _tags; do
_requested -V syswideconfig expl 'system-wide configuration variable' \
compadd -S '' $syskeys && ret=0
_requested -V standardsconfig \
expl 'system-standards configuration variable' \
compadd -S '' $posixkeys && ret=0
_requested -V confstring \
expl 'configuration-dependent string variable' \
compadd -S '' $confkeys && ret=0
_requested pathconfig &&
while _next_label -V pathconfig expl 'system path configuration variable'; do
compadd "$expl[@]" -S '' $pathkeys1 && ret=0
compadd "$expl[@]" -S ' ' $pathkeys2 && ret=0
done
if (( ${#restkeys} )); then
_requested -V restconfig \
expl 'remaining unclassified configuration variable' \
compadd -S '' $restkeys && ret=0
fi
(( ret )) || break
done
;;
esac
return ret