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#compdef strace
# TODO:
# - make _sys_calls system-dependent
# - allow negated calls (e.g. -e!write)
_sys_calls () {
local expl
sys_calls=(_llseek _newselect _sysctl accept access acct
adjtimex afs_syscall alarm bdflush bind break brk cacheflush
capget capset chdir chmod chown chown32 chroot clone close connect
creat create_module delete_module dup dup2 execve exit fchdir
fchmod fchown fchown32 fcntl fcntl64 fdatasync flock fork fstat
fstat64 fstatfs fsync ftime ftruncate ftruncate64 get_kernel_syms
getcwd getdents getdents64 getegid getegid32 geteuid geteuid32
getgid getgid32 getgroups getgroups32 getitimer getpagesize getpeername
getpmsg getpgid getpgrp getpid getppid getpriority getresgid getresgid32
getresuid getresuid32 getrlimit getrusage getsid getsockname getsockopt
gettid gettimeofday getuid getuid32 gtty idle init_module ioctl ioperm
iopl ipc kill lchown lchown32 link listen lock lseek lstat lstat64
madvise mincore mkdir mknod mlock mlockall mmap modify_ldt mount mprotect
mpx mremap msync munlock munlockall munmap nanosleep nfsservctl nice
oldfstat oldlstat oldolduname oldstat oldumount olduname open pause
personality phys pipe pivot_root poll prctl pread prof profil ptrace
putpmsg pwrite query_module quotactl read readahead readdir readlink
readv reboot recv recvfrom recvmsg rename rmdir rt_sigaction
rt_sigpending rt_sigprocmask rt_sigqueueinfo rt_sigreturn rt_sigsuspend
rt_sigtimedwait sched_get_priority_max sched_get_priority_min
sched_getparam sched_getscheduler sched_rr_get_interval sched_setparam
sched_setscheduler sched_yield security select sendfile send sendmsg sendto
setdomainname setfsgid setfsgid32 setfsuid setfsuid32 setgid setgid32
setgroups setgroups32 sethostname setitimer setpgid setpriority setregid
setregid32 setresgid setresgid32 setresuid setresuid32 setreuid setreuid32
setrlimit setsid setsockopt settimeofday setuid setuid32 setup sgetmask
shutdown sigaction sigaltstack signal sigpending sigprocmask sigreturn
sigsuspend socket socketcall socketpair ssetmask stat stat64 statfs stime
stty swapoff swapon symlink sync sysfs sysinfo syslog time times truncate
truncate64 ulimit umask umount uname unlink uselib ustat utime vfork vhangup
vm86 vm86old wait4 waitpid write writev)
for t in ${(s:,:)${PREFIX}}; do
sys_calls=( ${sys_calls:#$t} )
done
compset -P '*,'
_wanted sys_calls expl 'System calls' compadd -qS , -a sys_calls
}
_sets () {
_alternative \
'special:Special values:(all none)' \
'calls::_sys_calls'
}
_traces () {
local expl
traces=('file:Trace all system calls which take a file name as an argument'
'process:Trace all system calls which involve process management'
'network:Trace all the network related system calls'
'signal:Trace all signal related system calls'
'ipc:Trace all IPC related system calls'
'desc:Trace all file descriptor related system calls')
compset -P '*,'
_describe -t traces 'Related system calls' traces -qS ,
}
_traces_sets () {
_alternative \
'traces::_traces' \
'sets::_sets'
}
_expression () {
_values -S = "Qualifying expression" \
'trace[Trace specified set of system calls only]:system calls:_traces_sets' \
'abbrev[Abbreviate the output from printing each member of large structures]:system calls:_sets' \
'verbose[Dereference structures for the specified set of system calls]:system calls:_sets' \
'raw[Print raw, undecoded arguments for the specified set of system calls]:system calls:_sets' \
'signal[Trace only the specified subset of signals]:signal:{compset -P "*,"; _signals -s -qS ,}' \
'read[Perform a full hex and ASCII dump of all the data read from listed file descriptors]:file descriptors:{compset -P "*,"; _file_descriptors -qS ,}' \
'write[Perform a full hex and ASCII dump of all the data written to listed file descriptors]:file descriptors:{compset -P "*,"; _file_descriptors -qS ,}'
if [[ -z "$words[CURRENT]" || -n "${words[CURRENT]:#*=*}" ]]; then
_traces_sets
fi
}
_arguments \
'()-c[Count time, calls, and errors for each system call and report a summary]' \
-d'[Show some debugging output of strace itself on the standard error]' \
-f'[Trace child processes as they are created by currently traced processes]' \
-ff'[Write each process trace to <filename>.<pid> (when using -o <filename>]' \
'(-c -d -f -ff -i -q -r -t -tt -ttt -T -v -V -x -xx -a -e -o -O -p -s -S -u -E)-h[Print help]' \
-i'[Print the instruction pointer at the time of the system call]' \
-q'[Suppress messages about attaching, detaching etc.]' \
-r'[Print a relative timestamp upon entry to each system call]' \
'(-ttt)-t[Prefix each line of the trace with the time of day]' \
'(-ttt -tt)-tt[Prefix each line of the trace with the time of day including the microseconds]' \
'(-tt -t)-ttt[Prefix each line of the trace with the number of seconds and microseconds since the epoch]' \
-T'[Show the time spent in system calls]' \
-v'[Print unabbreviated versions of environment, stat, termios, etc. calls]' \
'(-c -d -f -ff -h -i -q -r -t -tt -ttt -T -v -x -xx -a -e -o -O -p -s -S -u -E)-V[Print the version number of strace]' \
'(-xx)-x[Print all non-ASCII strings in hexadecimal string format]' \
'(-x)-xx[Print all strings in hexadecimal string format]' \
-a'[Align return values in a specific column (default 40)]:column number' \
'*-e[Select events to trace or how to trace]:system call:_expression' \
'-o[Write the trace output to the file]:output file:_files' \
'-O[Overhead for tracing system calls]:overhead microseconds' \
'(:)-p[Attach to the process with specified process ID and begin tracing]:Process ID:_pids' \
'-s[Specify the maximum string size to print (default 32)]:maximum string size' \
'-S[Sort the output of the histogram (-c option) by the specified criterion]:sort by:(time calls name nothing)' \
'-u[Run as specified user]:user:_users' \
'*-E[Remove variable from the inherited list of environment or define a value]:variable:_printenv' \
'(-):command name: _command_names -e' \
'*::arguments:_normal'
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