Initial revision

Completion/User/_dir_list

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+#autoload
+
+compset -P '*:'
+_files -S: -r ': \t\t\-' -/

Completion/User/_exec_funcs

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+#autoload
+
+# This should be called from `_arguments' or otherwise the calling
+# function has to set up an array named `line' that contains the
+# name of the executable as its seconf element or it has to supply
+# that name as an argument.
+# One option is recognized: `-p' means that we are completing a pair
+# of names separated by a slash.
+
+local cmd pair expl
+
+if [[ "$1" = -p ]]; then
+  pair=yes
+  shift
+fi
+
+if (( $# )); then
+  cmd="$1"
+elif [[ $#line -gt 1 ]]; then
+  cmd="$line[2]"
+else
+  return 1
+fi
+
+if [[ -n "$cmd" ]]; then
+  if [[ "$cmd" = /* ]]; then
+    tmp="$cmd"
+  else
+    tmp="$PWD/$cmd"
+  fi
+
+  if [[ "$tmp" != "$_es_command" ]]; then
+    _es_command="$tmp"
+    _es_funcs=( "${(@)${(@M)${(@f)$(nm $cmd)}:#[^ ]# [tT] ([^_]|_[^_])*}##* }" )
+  fi
+  
+  if [[ -n "$pair" ]]; then
+    if compset -P '*/'; then
+      _description expl 'call arc to function'
+    else
+      _description expl 'call arc from function'
+    fi
+  else
+    _description expl function
+  fi
+  compadd -M 'r:|_=* r:|=*' - "$_es_funcs[@]"
+else
+  return 1
+fi

Completion/User/_gprof

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+#compdef gprof
+
+_arguments -s -{a,b,c,D,h,i,l,L,s,T,v,w,x,y,z} \
+           -{A,C,e,E,f,F,J,n,N,O,p,P,q,Q,Z}:'function name: _exec_funcs' \
+	   '-I:directory:_dir_list' \
+	   '-d-:debug level:' '-k:function names: _exec_funcs -p' \
+	   '-m:minimum execution count:' \
+	   ':executable:_files -g *(*)' \
+	   ':profile file:_files -g gmon.*' \
+	   -- -s '(#--[no-] --)' \
+           '*=name*:function name: _exec_funcs' \
+	   '*=dirs*:directory:_dir_list'

Completion/User/_users

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+#autoload
+
+local expl
+
+_description expl user
+compgen "$@" "$expl[@]" -u