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| | #compdef dtrace
local curcontext="$curcontext" ret=1
local -a state line args xopts
case $OSTYPE in
^darwin*)
args=(
'-32[generate 32-bit D programs and ELF files]'
'-64[generate 64-bit D programs and ELF files]'
'(-A -h -l -V)-G[generate an ELF file containing embedded dtrace program]'
'-X+[specify ISO C conformance settings for preprocessor]:ISO C conformance:((a\:"ISO plus K&R extensions (default)" c\:"Strictly conformant ISO C" s\:"K&R C only" t\:"ISO plus K&R extensions"))'
)
xopts=(
'errexit[exit on error with specified status code (default 1)]::status'
'noresolve[do not perform user address symbol resolution]'
'uresolve[specify resolution of user addresses]:how:(no symbol basename absolute)'
)
;;
darwin*)
args=(
'*-W[wait for the named process to launch]:name'
)
xopts=(
'amin[set minimum stability attributes]:attribute'
'arch[set target data model]:arch'
'argref[ignore additional positional command-line args]'
'core[create core dump when exiting dtrace]'
'cpp[run C preprocessor over D programs before compiling]'
'cpphdrs[print each header file name used]'
'ctypes[write all CTF definitions into a file]:file:_file'
'debug[enable DTrace debug messages]'
'define[add preprocessor define]:var[=val]'
'disallow_dsym[do not use dSYM files]'
'droptags[print drop tags to stderr]'
'empty[allow empty D files]'
'encoding[set encoding used for output]:encoding:(ascii utf8)'
'errtags[prefix error message with error tags]'
'evaltime[when to start instrumenting a new process]:when:(preinit postinit)'
'incdir[add include file search directory]:directory:_files -/'
'ireg[specify size of DIF integer register set]:size'
'late[set whether references to dynamic translators are allowed]: :(dynamic static)'
'libdir[add library search directory]:directory:_files -/'
'mangled[show mangled symbols for C++/Swift probes]'
'nolibs[do not include D system libraries]'
'nojtanalysis[disable jump table analysis]'
'noerror[do not show error messages]'
'pgmax[set maximum number of processes DTrace can grab at the same time]:number'
'preallocate[preallocate memory in dtrace before running the script]:size'
'pspec[interpret ambiguous specifications as probe names]'
'strip[strip non-loadable sections from D program]'
'tree[show dtrace compiler parse tree at different stages]:bitmap:(1 2 4)'
'tregs[specify size of DIF tuple register set]:size'
'undef[add #undef into preprocessor predefines]:var name'
'verbose[show D compiler intermediate code]'
'version[request specific version of DTrace scripting language]:version'
'zdefs[permit probe descriptions that match zero probes]'
'buflimit[specify threshold percentage for early buffer switches]:percentage (1-99)'
'temporal[whether to sort events in time order]:bool:(true false)'
'stacksymbols[whether to symbolicate stack symbols]:bool:(true false)'
)
;;
esac
xopts+=(
'aggrate[rate of aggregation reading]:time'
'aggsize[aggregation buffer size]:size'
'ustackframes[number of user stack frames]:scalar'
'bufpolicy[specify the buffer policy for the principal buffer]:policy:(fill switch ring)'
'bufresize[buffer resizing policy]:policy:(auto manual)'
'bufsize[size of the per-CPU principal buffer]:size'
'cleanrate[cleaning rate (hz)]:time'
'cpu[specify the CPU on which to enable tracing]:scalar'
'defaultargs[allow references to unspecified macro arguments]'
'destructive[allow destructive actions]'
'dynvarsize[size of the dynamic variable space]:size'
'flowindent[turn on flow indentation]'
'grabanon[claim anonymous state]'
'jstackframes[number of default stack frames for jstack()]:scalar'
'jstackstrsize[default string space size for jstack()]:scalar'
'nspec[number of speculations]:scalar'
'quiet[set quiet mode]'
'specsize[size of the speculation buffer]:size'
'strsize[maximum size of strings]:size'
'stackframes[maximum number of kernelspace stack frames to unwind for stack()]:scalar'
'stackindent[whitespace characters to use when indenting stack() and ustack() output]:scalar'
'statusrate[rate of status checking]:time'
'switchrate[rate of buffer switching]:time'
'ustackframes[maximum number of userspace stack frames to unwind for ustack()]:scalar'
'agghist[whether to show histogram for all aggregations]:bool:(true false)'
'aggpack[pack aggregations together]'
'aggsortkey[sort aggregation by key]'
'aggsortkeypos[position of aggregate key used for sorting]:position'
'aggsortpos[position of the aggregate variable used for sorting]:position'
'aggsortrev[sort aggregations in reverse order]'
'aggzoom[zoom aggregation histogram to the maximum value]'
'rawbytes[always print tracemem output in hexadecimal]'
)
_arguments -C -s $args \
'-a[claim anonymous tracing state]' \
'(-G -h -l -V)-A[generate driver.conf(4) directives for anonymous tracing]' \
'-b+[set trace buffer size]:size' \
'*-c+[run specified command and exit upon its completion]:command' \
'-C[run cpp(1) preprocessor on script files]' \
'*-D+[define symbol when invoking preprocessor]:name' \
'-e[exit after compiling request but prior to enabling probes]' \
'-f+[enable or list probes matching the specified function name]:function:->functions' \
'-F[coalesce trace output by function]' \
'-H[print included files when invoking preprocessor]' \
'(-A -G -l -V)-h[generate a header file]' \
'*-i+[enable or list probes matching the specified probe id]:probe-id' \
'-I+[add include directory to preprocessor search path]:path:_directories' \
'(-A -G -h -V)-l[list probes instead of enabling them]' \
'-L+[add directory to search path for DTrace libraries]:path:_directories' \
'*-m+[trace or list probes matching the specified module name]:module:->modules' \
'*-n+[trace or list probes matching the specified probe name]:name:->probes' \
'-o+[set output file]:output file:_files' \
'-p+[grab specified process-ID and cache its symbol tables]:pid:_pids' \
'*-P+[trace or list probes matching the specified provider name]:provider:->providers' \
'-q[set quiet mode (only output explicitly traced data)]' \
'*-s+[enable or list probes according to the specified D script]:script file:_files' \
'-S[print D compiler intermediate code]' \
'*-U+[undefine symbol when invoking preprocessor]:name' \
'-v[set verbose mode (report program stability attributes)]' \
'(-A -G -h -l)-V[report DTrace API version]' \
'-w[permit destructive actions]' \
'*-x+[enable or modify compiler and tracing options]: : _values option $xopts' \
'-Z[permit probe descriptions that match zero probes]' && return
if [[ -n $state ]]; then
local -a fields=( providers modules functions probes )
local -a suf=( : : : )
typeset -ga _cache_dtrace_probes
(( $#_cache_dtrace_probes )) || _cache_dtrace_probes=(
${${${${(f)"$(_call_program dtrace-probes dtrace -l 2>/dev/null)"}[2,-1]}:#*[:[#]*}/(#b) #<-> #([^ ]#) #([^ ]#) #([^ ]#) ##([^ ]##)/${match[1]}:${match[3]:+$match[2]}:${match[3]:-$match[2]}:$match[4]}
) # filtering out those containing : and [, they occur on macos but may just be unmangled forms and not directly usable
suf[${fields[(i)$state]}]=( "${compstate[quote][-1]} " ) # field matching the state gets a space suffix
while compset -P 1 '*:'; do
shift fields # each already listed field reduces one being possible
done
_tags dtrace-${^fields[1,(r)$state]}
while _tags; do
_requested dtrace-probes expl 'probe name' compadd -S "$suf[4]" - ${${(M)_cache_dtrace_probes:#((#s)|*:)${IPREFIX}[^:]#(#e)}##*:} && ret=0
_requested dtrace-functions expl 'function' compadd -S "$suf[3]" - ${${${(M)_cache_dtrace_probes:#((#s)|*:)${IPREFIX}[^:]#:[^:]#(#e)}%:*}##*:} && ret=0
_requested dtrace-modules expl 'module' compadd -S "$suf[2]" - ${${${(M)_cache_dtrace_probes:#((#s)|*:)${IPREFIX}[^:]#:[^:]#:[^:]#(#e)}#*:}%%:*} && ret=0
_requested dtrace-providers expl 'provider' compadd -S "$suf[1]" - ${_cache_dtrace_probes%%:*} && ret=0
(( ret )) || return 0
done
fi
return 1
|