(CommandList
  children: [
    (Assignment
      keyword: Assign_None
      pairs: [
        (assign_pair
          lhs: (LhsName name:tracing)
          op: Equal
          rhs: {(/sys/kernel/debug/tracing)}
          spids: [157]
        )
      ]
      spids: [157]
    )
    (Assignment
      keyword: Assign_None
      pairs: [
        (assign_pair
          lhs: (LhsName name:flock)
          op: Equal
          rhs: {(/var/tmp/.ftrace-lock)}
          spids: [160]
        )
      ]
      spids: [160]
    )
    (Sentence
      child: 
        (Assignment
          keyword: Assign_None
          pairs: [(assign_pair lhs:(LhsName name:opt_duration) op:Equal rhs:{(0)} spids:[163])]
          spids: [163]
        )
      terminator: <Op_Semi ";">
    )
    (Sentence
      child: 
        (Assignment
          keyword: Assign_None
          pairs: [(assign_pair lhs:(LhsName name:duration) op:Equal rhs:{(SQ )} spids:[167])]
          spids: [167]
        )
      terminator: <Op_Semi ";">
    )
    (Sentence
      child: 
        (Assignment
          keyword: Assign_None
          pairs: [(assign_pair lhs:(LhsName name:opt_pid) op:Equal rhs:{(0)} spids:[170])]
          spids: [170]
        )
      terminator: <Op_Semi ";">
    )
    (Sentence
      child: 
        (Assignment
          keyword: Assign_None
          pairs: [(assign_pair lhs:(LhsName name:pid) op:Equal rhs:{(SQ )} spids:[174])]
          spids: [174]
        )
      terminator: <Op_Semi ";">
    )
    (Sentence
      child: 
        (Assignment
          keyword: Assign_None
          pairs: [(assign_pair lhs:(LhsName name:opt_tid) op:Equal rhs:{(0)} spids:[177])]
          spids: [177]
        )
      terminator: <Op_Semi ";">
    )
    (Assignment
      keyword: Assign_None
      pairs: [(assign_pair lhs:(LhsName name:tid) op:Equal rhs:{(SQ )} spids:[181])]
      spids: [181]
    )
    (Sentence
      child: 
        (Assignment
          keyword: Assign_None
          pairs: [(assign_pair lhs:(LhsName name:pidtext) op:Equal rhs:{(SQ )} spids:[183])]
          spids: [183]
        )
      terminator: <Op_Semi ";">
    )
    (Sentence
      child: 
        (Assignment
          keyword: Assign_None
          pairs: [(assign_pair lhs:(LhsName name:opt_headers) op:Equal rhs:{(0)} spids:[186])]
          spids: [186]
        )
      terminator: <Op_Semi ";">
    )
    (Sentence
      child: 
        (Assignment
          keyword: Assign_None
          pairs: [(assign_pair lhs:(LhsName name:opt_proc) op:Equal rhs:{(0)} spids:[190])]
          spids: [190]
        )
      terminator: <Op_Semi ";">
    )
    (Sentence
      child: 
        (Assignment
          keyword: Assign_None
          pairs: [(assign_pair lhs:(LhsName name:opt_time) op:Equal rhs:{(0)} spids:[194])]
          spids: [194]
        )
      terminator: <Op_Semi ";">
    )
    (Assignment
      keyword: Assign_None
      pairs: [(assign_pair lhs:(LhsName name:opt_cpu) op:Equal rhs:{(0)} spids:[198])]
      spids: [198]
    )
    (C {(trap)} {(SQ <":">)} {(INT)} {(QUIT)} {(TERM)} {(PIPE)} {(HUP)})
    (FuncDef
      name: usage
      body: 
        (BraceGroup
          children: [
            (SimpleCommand
              words: [{(cat)}]
              redirects: [
                (HereDoc
                  op_id: Redir_DLessDash
                  fd: -1
                  body: 
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                      (DQ 
                        (
"USAGE: funcslower [-aChHPt] [-p PID] [-L TID] [-d secs] funcstring latency_us\n"
                        ) ("                 -a              # all info (same as -HPt)\n") 
                        ("                 -C              # measure on-CPU time only\n") ("                 -d seconds      # trace duration, and use buffers\n") 
                        ("                 -h              # this usage message\n") ("                 -H              # include column headers\n") 
                        ("                 -p PID          # trace when this pid is on-CPU\n") ("                 -L TID          # trace when this thread is on-CPU\n") 
                        ("                 -P              # show process names & PIDs\n") ("                 -t              # show timestamps\n") ("  eg,\n") 
                        ("       funcslower vfs_read 10000 # trace vfs_read() slower than 10 ms\n") ("\n") ("See the man page and example file for more info.\n")
                      )
                    }
                  do_expansion: True
                  here_end: END
                  was_filled: True
                  spids: [230]
                )
                (Redir op_id:Redir_GreatAnd fd:-1 arg_word:{(2)} spids:[233])
              ]
            )
            (C {(exit)})
          ]
          spids: [225]
        )
      spids: [221 224]
    )
    (FuncDef
      name: warn
      body: 
        (BraceGroup
          children: [
            (If
              arms: [
                (if_arm
                  cond: [
                    (Sentence
                      child: (Pipeline children:[(C {(eval)} {(DQ ($ VSub_At "$@"))})] negated:True)
                      terminator: <Op_Semi ";">
                    )
                  ]
                  action: [
                    (SimpleCommand
                      words: [
                        {(echo)}
                        {
                          (DQ ("WARNING: command failed ") 
                            (EscapedLiteralPart
                              token: <Lit_EscapedChar "\\\"">
                            ) ($ VSub_At "$@") (EscapedLiteralPart token:<Lit_EscapedChar "\\\"">)
                          )
                        }
                      ]
                      redirects: [(Redir op_id:Redir_GreatAnd fd:-1 arg_word:{(2)} spids:[279])]
                    )
                  ]
                  spids: [-1 274]
                )
              ]
              spids: [-1 290]
            )
          ]
          spids: [260]
        )
      spids: [256 259]
    )
    (FuncDef
      name: end
      body: 
        (BraceGroup
          children: [
            (SimpleCommand
              words: [{(echo)}]
              redirects: [(Redir op_id:Redir_Great fd:2 arg_word:{(/dev/null)} spids:[308])]
            )
            (SimpleCommand
              words: [{(echo)} {(DQ ("Ending tracing..."))}]
              redirects: [(Redir op_id:Redir_Great fd:2 arg_word:{(/dev/null)} spids:[318])]
            )
            (C {(cd)} {($ VSub_Name "$tracing")})
            (AndOr
              children: [
                (DParen child:(ArithVarRef name:opt_time))
                (C {(warn)} {(DQ ("echo nofuncgraph-abstime > trace_options"))})
              ]
              op_id: Op_DAmp
            )
            (AndOr
              children: [
                (DParen child:(ArithVarRef name:opt_proc))
                (C {(warn)} {(DQ ("echo nofuncgraph-proc > trace_options"))})
              ]
              op_id: Op_DAmp
            )
            (AndOr
              children: [
                (DParen child:(ArithVarRef name:opt_cpu))
                (C {(warn)} {(DQ ("echo sleep-time > trace_options"))})
              ]
              op_id: Op_DAmp
            )
            (C {(warn)} {(DQ ("echo nop > current_tracer"))})
            (AndOr
              children: [
                (DParen child:(ArithVarRef name:opt_pid))
                (C {(warn)} {(DQ ("echo > set_ftrace_pid"))})
              ]
              op_id: Op_DAmp
            )
            (C {(warn)} {(DQ ("echo > set_ftrace_filter"))})
            (C {(warn)} {(DQ ("echo > set_graph_function"))})
            (C {(warn)} {(DQ ("echo 0 > tracing_thresh"))})
            (C {(warn)} {(DQ ("echo > trace"))})
            (AndOr
              children: [
                (DParen child:(ArithVarRef name:wroteflock))
                (C {(warn)} {(DQ ("rm ") ($ VSub_Name "$flock"))})
              ]
              op_id: Op_DAmp
            )
          ]
          spids: [299]
        )
      spids: [295 298]
    )
    (FuncDef
      name: die
      body: 
        (BraceGroup
          children: [
            (SimpleCommand
              words: [{(echo)} {(DQ ($ VSub_At "$@"))}]
              redirects: [(Redir op_id:Redir_GreatAnd fd:-1 arg_word:{(2)} spids:[457])]
            )
            (C {(exit)} {(1)})
          ]
          spids: [452]
        )
      spids: [448 451]
    )
    (FuncDef
      name: edie
      body: 
        (BraceGroup
          children: [
            (SimpleCommand
              words: [{(echo)} {(DQ ($ VSub_At "$@"))}]
              redirects: [(Redir op_id:Redir_GreatAnd fd:-1 arg_word:{(2)} spids:[485])]
            )
            (SimpleCommand
              words: [{(exec)}]
              redirects: [
                (Redir op_id:Redir_Great fd:-1 arg_word:{(/dev/null)} spids:[495])
                (Redir op_id:Redir_GreatAnd fd:2 arg_word:{(1)} spids:[498])
              ]
            )
            (C {(end)})
            (C {(exit)} {(1)})
          ]
          spids: [476]
        )
      spids: [472 475]
    )
    (While
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        (C {(getopts)} {(aCd) (Lit_Other ":") (hHp) (Lit_Other ":") (L) (Lit_Other ":") (Pt)} {(opt)})
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      body: 
        (DoGroup
          children: [
            (Case
              to_match: {($ VSub_Name "$opt")}
              arms: [
                (case_arm
                  pat_list: [{(a)}]
                  action: [
                    (Sentence
                      child: 
                        (Assignment
                          keyword: Assign_None
                          pairs: [
                            (assign_pair
                              lhs: (LhsName name:opt_headers)
                              op: Equal
                              rhs: {(1)}
                              spids: [542]
                            )
                          ]
                          spids: [542]
                        )
                      terminator: <Op_Semi ";">
                    )
                    (Sentence
                      child: 
                        (Assignment
                          keyword: Assign_None
                          pairs: [
                            (assign_pair
                              lhs: (LhsName name:opt_proc)
                              op: Equal
                              rhs: {(1)}
                              spids: [546]
                            )
                          ]
                          spids: [546]
                        )
                      terminator: <Op_Semi ";">
                    )
                    (Assignment
                      keyword: Assign_None
                      pairs: [
                        (assign_pair
                          lhs: (LhsName name:opt_time)
                          op: Equal
                          rhs: {(1)}
                          spids: [550]
                        )
                      ]
                      spids: [550]
                    )
                  ]
                  spids: [539 540 553 -1]
                )
                (case_arm
                  pat_list: [{(C)}]
                  action: [
                    (Sentence
                      child: 
                        (Assignment
                          keyword: Assign_None
                          pairs: [
                            (assign_pair
                              lhs: (LhsName name:opt_cpu)
                              op: Equal
                              rhs: {(1)}
                              spids: [559]
                            )
                          ]
                          spids: [559]
                        )
                      terminator: <Op_Semi ";">
                    )
                  ]
                  spids: [556 557 563 -1]
                )
                (case_arm
                  pat_list: [{(d)}]
                  action: [
                    (Sentence
                      child: 
                        (Assignment
                          keyword: Assign_None
                          pairs: [
                            (assign_pair
                              lhs: (LhsName name:opt_duration)
                              op: Equal
                              rhs: {(1)}
                              spids: [569]
                            )
                          ]
                          spids: [569]
                        )
                      terminator: <Op_Semi ";">
                    )
                    (Assignment
                      keyword: Assign_None
                      pairs: [
                        (assign_pair
                          lhs: (LhsName name:duration)
                          op: Equal
                          rhs: {($ VSub_Name "$OPTARG")}
                          spids: [573]
                        )
                      ]
                      spids: [573]
                    )
                  ]
                  spids: [566 567 576 -1]
                )
                (case_arm
                  pat_list: [{(p)}]
                  action: [
                    (Sentence
                      child: 
                        (Assignment
                          keyword: Assign_None
                          pairs: [
                            (assign_pair
                              lhs: (LhsName name:opt_pid)
                              op: Equal
                              rhs: {(1)}
                              spids: [582]
                            )
                          ]
                          spids: [582]
                        )
                      terminator: <Op_Semi ";">
                    )
                    (Assignment
                      keyword: Assign_None
                      pairs: [
                        (assign_pair
                          lhs: (LhsName name:pid)
                          op: Equal
                          rhs: {($ VSub_Name "$OPTARG")}
                          spids: [586]
                        )
                      ]
                      spids: [586]
                    )
                  ]
                  spids: [579 580 589 -1]
                )
                (case_arm
                  pat_list: [{(L)}]
                  action: [
                    (Sentence
                      child: 
                        (Assignment
                          keyword: Assign_None
                          pairs: [
                            (assign_pair
                              lhs: (LhsName name:opt_tid)
                              op: Equal
                              rhs: {(1)}
                              spids: [595]
                            )
                          ]
                          spids: [595]
                        )
                      terminator: <Op_Semi ";">
                    )
                    (Assignment
                      keyword: Assign_None
                      pairs: [
                        (assign_pair
                          lhs: (LhsName name:tid)
                          op: Equal
                          rhs: {($ VSub_Name "$OPTARG")}
                          spids: [599]
                        )
                      ]
                      spids: [599]
                    )
                  ]
                  spids: [592 593 602 -1]
                )
                (case_arm
                  pat_list: [{(H)}]
                  action: [
                    (Sentence
                      child: 
                        (Assignment
                          keyword: Assign_None
                          pairs: [
                            (assign_pair
                              lhs: (LhsName name:opt_headers)
                              op: Equal
                              rhs: {(1)}
                              spids: [608]
                            )
                          ]
                          spids: [608]
                        )
                      terminator: <Op_Semi ";">
                    )
                  ]
                  spids: [605 606 612 -1]
                )
                (case_arm
                  pat_list: [{(P)}]
                  action: [
                    (Sentence
                      child: 
                        (Assignment
                          keyword: Assign_None
                          pairs: [
                            (assign_pair
                              lhs: (LhsName name:opt_proc)
                              op: Equal
                              rhs: {(1)}
                              spids: [618]
                            )
                          ]
                          spids: [618]
                        )
                      terminator: <Op_Semi ";">
                    )
                  ]
                  spids: [615 616 622 -1]
                )
                (case_arm
                  pat_list: [{(t)}]
                  action: [
                    (Sentence
                      child: 
                        (Assignment
                          keyword: Assign_None
                          pairs: [
                            (assign_pair
                              lhs: (LhsName name:opt_time)
                              op: Equal
                              rhs: {(1)}
                              spids: [628]
                            )
                          ]
                          spids: [628]
                        )
                      terminator: <Op_Semi ";">
                    )
                  ]
                  spids: [625 626 632 -1]
                )
                (case_arm
                  pat_list: [{(h)} {(Lit_Other "?")}]
                  action: [(C {(usage)})]
                  spids: [635 638 642 -1]
                )
              ]
              spids: [532 536 645]
            )
          ]
          spids: [529 647]
        )
    )
    (C {(shift)} 
      {
        (ArithSubPart
          anode: 
            (ArithBinary
              op_id: Arith_Minus
              left: (ArithWord w:{($ VSub_Name "$OPTIND")})
              right: (ArithWord w:{(Lit_Digits 1)})
            )
          spids: [651 660]
        )
      }
    )
    (AndOr
      children: [
        (DParen
          child: 
            (ArithBinary
              op_id: Arith_Less
              left: (ArithWord w:{($ VSub_Pound "$#")})
              right: (ArithWord w:{(Lit_Digits 2)})
            )
        )
        (C {(usage)})
      ]
      op_id: Op_DAmp
    )
    (AndOr
      children: [
        (DParen
          child: 
            (ArithBinary
              op_id: Arith_DAmp
              left: (ArithVarRef name:opt_pid)
              right: (ArithVarRef name:opt_tid)
            )
        )
        (C {(edie)} {(DQ ("ERROR: You can use -p or -L but not both."))})
      ]
      op_id: Op_DAmp
    )
    (Assignment
      keyword: Assign_None
      pairs: [
        (assign_pair
          lhs: (LhsName name:funcs)
          op: Equal
          rhs: {(DQ ($ VSub_Number "$1"))}
          spids: [700]
        )
      ]
      spids: [700]
    )
    (C {(shift)})
    (Assignment
      keyword: Assign_None
      pairs: [(assign_pair lhs:(LhsName name:thresh) op:Equal rhs:{($ VSub_Number "$1")} spids:[707])]
      spids: [707]
    )
    (AndOr
      children: [
        (DParen child:(ArithVarRef name:opt_pid))
        (Assignment
          keyword: Assign_None
          pairs: [
            (assign_pair
              lhs: (LhsName name:pidtext)
              op: Equal
              rhs: {(DQ (" for PID ") ($ VSub_Name "$pid"))}
              spids: [719]
            )
          ]
          spids: [719]
        )
      ]
      op_id: Op_DAmp
    )
    (AndOr
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        (DParen child:(ArithVarRef name:opt_tid))
        (Assignment
          keyword: Assign_None
          pairs: [
            (assign_pair
              lhs: (LhsName name:pidtext)
              op: Equal
              rhs: {(DQ (" for TID ") ($ VSub_Name "$tid"))}
              spids: [734]
            )
          ]
          spids: [734]
        )
      ]
      op_id: Op_DAmp
    )
    (C {(printf)} 
      {
        (DQ ("Tracing ") (EscapedLiteralPart token:<Lit_EscapedChar "\\\"">) ($ VSub_Name "$funcs") 
          (EscapedLiteralPart token:<Lit_EscapedChar "\\\"">) ($ VSub_Name "$pidtext") (" slower than ") ($ VSub_Name "$thresh") (" us")
        )
      }
    )
    (If
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        (if_arm
          cond: [
            (Sentence
              child: (DParen child:(ArithVarRef name:opt_duration))
              terminator: <Op_Semi ";">
            )
          ]
          action: [(C {(echo)} {(DQ (" for ") ($ VSub_Name "$duration") (" seconds..."))})]
          spids: [-1 763]
        )
      ]
      else_action: [(C {(echo)} {(DQ ("... Ctrl-C to end."))})]
      spids: [774 783]
    )
    (If
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        (if_arm
          cond: [
            (Sentence
              child: (DParen child:(ArithVarRef name:opt_duration))
              terminator: <Op_Semi ";">
            )
          ]
          action: [
            (AndOr
              children: [
                (DBracket expr:(BoolUnary op_id:BoolUnary_x child:{(/usr/bin/mawk)}))
                (AndOr
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                    (Assignment
                      keyword: Assign_None
                      pairs: [(assign_pair lhs:(LhsName name:awk) op:Equal rhs:{(mawk)} spids:[812])]
                      spids: [812]
                    )
                    (Assignment
                      keyword: Assign_None
                      pairs: [(assign_pair lhs:(LhsName name:awk) op:Equal rhs:{(awk)} spids:[817])]
                      spids: [817]
                    )
                  ]
                  op_id: Op_DPipe
                )
              ]
              op_id: Op_DAmp
            )
          ]
          spids: [-1 799]
        )
      ]
      else_action: [
        (If
          arms: [
            (if_arm
              cond: [
                (Sentence
                  child: (DBracket expr:(BoolUnary op_id:BoolUnary_x child:{(/usr/bin/gawk)}))
                  terminator: <Op_Semi ";">
                )
              ]
              action: [
                (Assignment
                  keyword: Assign_None
                  pairs: [(assign_pair lhs:(LhsName name:awk) op:Equal rhs:{(gawk)} spids:[841])]
                  spids: [841]
                )
              ]
              spids: [-1 838]
            )
            (if_arm
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                (Sentence
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                  terminator: <Op_Semi ";">
                )
              ]
              action: [
                (Assignment
                  keyword: Assign_None
                  pairs: [
                    (assign_pair
                      lhs: (LhsName name:awk)
                      op: Equal
                      rhs: {(DQ ("mawk -W interactive"))}
                      spids: [859]
                    )
                  ]
                  spids: [859]
                )
              ]
              spids: [845 856]
            )
          ]
          else_action: [
            (Assignment
              keyword: Assign_None
              pairs: [(assign_pair lhs:(LhsName name:awk) op:Equal rhs:{(awk)} spids:[868])]
              spids: [868]
            )
          ]
          spids: [865 872]
        )
      ]
      spids: [820 874]
    )
    (AndOr
      children: [
        (C {(cd)} {($ VSub_Name "$tracing")})
        (C {(die)} 
          {
            (DQ ("ERROR: accessing tracing. Root user? Kernel has FTRACE?\n") 
              ("    debugfs mounted? (mount -t debugfs debugfs /sys/kernel/debug)")
            )
          }
        )
      ]
      op_id: Op_DPipe
    )
    (AndOr
      children: [
        (DBracket expr:(BoolUnary op_id:BoolUnary_e child:{($ VSub_Name "$flock")}))
        (C {(die)} 
          {
            (DQ ("ERROR: ftrace may be in use by PID ") 
              (CommandSubPart
                command_list: (CommandList children:[(C {(cat)} {($ VSub_Name "$flock")})])
                left_token: <Left_CommandSub "$(">
                spids: [911 915]
              ) (" ") ($ VSub_Name "$flock")
            )
          }
        )
      ]
      op_id: Op_DAmp
    )
    (AndOr
      children: [
        (SimpleCommand
          words: [{(echo)} {($ VSub_Dollar "$$")}]
          redirects: [(Redir op_id:Redir_Great fd:-1 arg_word:{($ VSub_Name "$flock")} spids:[924])]
        )
        (C {(die)} {(DQ ("ERROR: unable to write ") ($ VSub_Name "$flock") (.))})
      ]
      op_id: Op_DPipe
    )
    (Assignment
      keyword: Assign_None
      pairs: [(assign_pair lhs:(LhsName name:wroteflock) op:Equal rhs:{(1)} spids:[938])]
      spids: [938]
    )
    (C {(sysctl)} {(-q)} {(kernel.ftrace_enabled) (Lit_Other "=") (1)})
    (SimpleCommand
      words: [{(read)} {(mode)}]
      redirects: [(Redir op_id:Redir_Less fd:-1 arg_word:{(current_tracer)} spids:[960])]
    )
    (AndOr
      children: [
        (DBracket
          expr: 
            (BoolBinary
              op_id: BoolBinary_GlobNEqual
              left: {(DQ ($ VSub_Name "$mode"))}
              right: {(DQ (nop))}
            )
        )
        (C {(edie)} {(DQ ("ERROR: ftrace active (current_tracer=") ($ VSub_Name "$mode") (")"))})
      ]
      op_id: Op_DAmp
    )
    (If
      arms: [
        (if_arm
          cond: [
            (Sentence
              child: 
                (Pipeline
                  children: [
                    (SimpleCommand
                      words: [{(echo)} {($ VSub_Name "$thresh")}]
                      redirects: [
                        (Redir
                          op_id: Redir_Great
                          fd: -1
                          arg_word: {(tracing_thresh)}
                          spids: [996]
                        )
                      ]
                    )
                  ]
                  negated: True
                )
              terminator: <Op_Semi ";">
            )
          ]
          action: [
            (C {(edie)} 
              {(DQ ("ERROR: setting tracing_thresh to ") ($ VSub_Name "$thresh") (". Exiting."))}
            )
          ]
          spids: [-1 1001]
        )
      ]
      spids: [-1 1012]
    )
    (If
      arms: [
        (if_arm
          cond: [(Sentence child:(DParen child:(ArithVarRef name:opt_pid)) terminator:<Op_Semi ";">)]
          action: [
            (SimpleCommand
              words: [{(echo)} {(SQ )}]
              redirects: [(Redir op_id:Redir_Great fd:-1 arg_word:{(set_ftrace_pid)} spids:[1032])]
            )
            (ForEach
              iter_name: tid
              iter_words: [{(/proc/) ($ VSub_Name "$pid") (/task/) (Lit_Other "*")}]
              do_arg_iter: False
              body: 
                (DoGroup
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                    (If
                      arms: [
                        (if_arm
                          cond: [
                            (Sentence
                              child: 
                                (Pipeline
                                  children: [
                                    (SimpleCommand
                                      words: [
                                        {(echo)}
                                        {
                                          (BracedVarSub
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                                            suffix_op: 
                                              (StringUnary
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                                                arg_word: {("*") (Lit_Slash /)}
                                              )
                                            spids: [1062 1067]
                                          )
                                        }
                                      ]
                                      redirects: [
                                        (Redir
                                          op_id: Redir_DGreat
                                          fd: -1
                                          arg_word: {(set_ftrace_pid)}
                                          spids: [1069]
                                        )
                                      ]
                                    )
                                  ]
                                  negated: True
                                )
                              terminator: <Op_Semi ";">
                            )
                          ]
                          action: [
                            (C {(edie)} 
                              {
                                (DQ ("ERROR: setting -p ") ($ VSub_Name "$pid") 
                                  (" (PID exist?). Exiting.")
                                )
                              }
                            )
                          ]
                          spids: [-1 1074]
                        )
                      ]
                      spids: [-1 1086]
                    )
                  ]
                  spids: [1053 1089]
                )
              spids: [1046 1051]
            )
          ]
          spids: [-1 1024]
        )
      ]
      spids: [-1 1091]
    )
    (If
      arms: [
        (if_arm
          cond: [(Sentence child:(DParen child:(ArithVarRef name:opt_tid)) terminator:<Op_Semi ";">)]
          action: [
            (If
              arms: [
                (if_arm
                  cond: [
                    (Sentence
                      child: 
                        (Pipeline
                          children: [
                            (SimpleCommand
                              words: [{(echo)} {($ VSub_Name "$tid")}]
                              redirects: [
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                                  fd: -1
                                  arg_word: {(set_ftrace_pid)}
                                  spids: [1114]
                                )
                              ]
                            )
                          ]
                          negated: True
                        )
                      terminator: <Op_Semi ";">
                    )
                  ]
                  action: [
                    (C {(edie)} 
                      {(DQ ("ERROR: setting -L ") ($ VSub_Name "$tid") (" (TID exist?). Exiting."))}
                    )
                  ]
                  spids: [-1 1119]
                )
              ]
              spids: [-1 1131]
            )
          ]
          spids: [-1 1103]
        )
      ]
      spids: [-1 1133]
    )
    (If
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        (if_arm
          cond: [
            (Sentence
              child: 
                (Pipeline
                  children: [
                    (SimpleCommand
                      words: [{(echo)} {(DQ ($ VSub_Name "$funcs"))}]
                      redirects: [
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                          op_id: Redir_Great
                          fd: -1
                          arg_word: {(set_ftrace_filter)}
                          spids: [1145]
                        )
                      ]
                    )
                  ]
                  negated: True
                )
              terminator: <Op_Semi ";">
            )
          ]
          action: [
            (C {(edie)} 
              {
                (DQ ("ERROR: enabling ") (EscapedLiteralPart token:<Lit_EscapedChar "\\\"">) 
                  ($ VSub_Name "$funcs") (EscapedLiteralPart token:<Lit_EscapedChar "\\\"">) (" filter. Function exist? Exiting.")
                )
              }
            )
          ]
          spids: [-1 1150]
        )
      ]
      spids: [-1 1163]
    )
    (If
      arms: [
        (if_arm
          cond: [
            (Sentence
              child: 
                (Pipeline
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                    (SimpleCommand
                      words: [{(echo)} {(DQ ($ VSub_Name "$funcs"))}]
                      redirects: [
                        (Redir
                          op_id: Redir_Great
                          fd: -1
                          arg_word: {(set_graph_function)}
                          spids: [1175]
                        )
                      ]
                    )
                  ]
                  negated: True
                )
              terminator: <Op_Semi ";">
            )
          ]
          action: [
            (C {(edie)} 
              {
                (DQ ("ERROR: enabling ") (EscapedLiteralPart token:<Lit_EscapedChar "\\\"">) 
                  ($ VSub_Name "$funcs") (EscapedLiteralPart token:<Lit_EscapedChar "\\\"">) (" graph. Exiting.")
                )
              }
            )
          ]
          spids: [-1 1180]
        )
      ]
      spids: [-1 1193]
    )
    (If
      arms: [
        (if_arm
          cond: [
            (Sentence
              child: 
                (Pipeline
                  children: [
                    (SimpleCommand
                      words: [{(echo)} {(function_graph)}]
                      redirects: [
                        (Redir
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                          fd: -1
                          arg_word: {(current_tracer)}
                          spids: [1203]
                        )
                      ]
                    )
                  ]
                  negated: True
                )
              terminator: <Op_Semi ";">
            )
          ]
          action: [
            (C {(edie)} 
              {
                (DQ ("ERROR: setting current_tracer to ") 
                  (EscapedLiteralPart token:<Lit_EscapedChar "\\\"">) (function_graph) (EscapedLiteralPart token:<Lit_EscapedChar "\\\"">) (". Exiting.")
                )
              }
            )
          ]
          spids: [-1 1208]
        )
      ]
      spids: [-1 1221]
    )
    (If
      arms: [
        (if_arm
          cond: [(Sentence child:(DParen child:(ArithVarRef name:opt_cpu)) terminator:<Op_Semi ";">)]
          action: [
            (If
              arms: [
                (if_arm
                  cond: [
                    (Sentence
                      child: 
                        (Pipeline
                          children: [
                            (SimpleCommand
                              words: [{(echo)} {(nosleep-time)}]
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                                  arg_word: {(trace_options)}
                                  spids: [1244]
                                )
                              ]
                            )
                          ]
                          negated: True
                        )
                      terminator: <Op_Semi ";">
                    )
                  ]
                  action: [(C {(edie)} {(DQ ("ERROR: setting -C (nosleep-time). Exiting."))})]
                  spids: [-1 1249]
                )
              ]
              spids: [-1 1259]
            )
          ]
          spids: [-1 1233]
        )
      ]
      spids: [-1 1261]
    )
    (If
      arms: [
        (if_arm
          cond: [(Sentence child:(DParen child:(ArithVarRef name:opt_time)) terminator:<Op_Semi ";">)]
          action: [
            (If
              arms: [
                (if_arm
                  cond: [
                    (Sentence
                      child: 
                        (Pipeline
                          children: [
                            (SimpleCommand
                              words: [{(echo)} {(funcgraph-abstime)}]
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                                  op_id: Redir_Great
                                  fd: -1
                                  arg_word: {(trace_options)}
                                  spids: [1287]
                                )
                              ]
                            )
                          ]
                          negated: True
                        )
                      terminator: <Op_Semi ";">
                    )
                  ]
                  action: [(C {(edie)} {(DQ ("ERROR: setting -t (funcgraph-abstime). Exiting."))})]
                  spids: [-1 1292]
                )
              ]
              spids: [-1 1302]
            )
          ]
          spids: [-1 1276]
        )
      ]
      spids: [-1 1304]
    )
    (If
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        (if_arm
          cond: [(Sentence child:(DParen child:(ArithVarRef name:opt_proc)) terminator:<Op_Semi ";">)]
          action: [
            (If
              arms: [
                (if_arm
                  cond: [
                    (Sentence
                      child: 
                        (Pipeline
                          children: [
                            (SimpleCommand
                              words: [{(echo)} {(funcgraph-proc)}]
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                                  op_id: Redir_Great
                                  fd: -1
                                  arg_word: {(trace_options)}
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                                )
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                            )
                          ]
                          negated: True
                        )
                      terminator: <Op_Semi ";">
                    )
                  ]
                  action: [(C {(edie)} {(DQ ("ERROR: setting -P (funcgraph-proc). Exiting."))})]
                  spids: [-1 1332]
                )
              ]
              spids: [-1 1342]
            )
          ]
          spids: [-1 1316]
        )
      ]
      spids: [-1 1344]
    )
    (Assignment
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      pairs: [(assign_pair lhs:(LhsName name:cat) op:Equal rhs:{(cat)} spids:[1350])]
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    )
    (If
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        (if_arm
          cond: [(Sentence child:(DParen child:(ArithVarRef name:opt_proc)) terminator:<Op_Semi ";">)]
          action: [
            (Assignment
              keyword: Assign_None
              pairs: [
                (assign_pair
                  lhs: (LhsName name:cat)
                  op: Equal
                  rhs: 
                    {($ VSub_Name "$awk") 
                      (SQ <" \"/(^ ---|^$)/ || \\$3 == \\\"=>\\\" { next } { print \\$0 }\"">)
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                  spids: [1386]
                )
              ]
              spids: [1386]
            )
          ]
          spids: [-1 1363]
        )
      ]
      spids: [-1 1392]
    )
    (C {(warn)} {(DQ ("echo > trace"))})
    (If
      arms: [
        (if_arm
          cond: [
            (Sentence
              child: (DParen child:(ArithVarRef name:opt_duration))
              terminator: <Op_Semi ";">
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          ]
          action: [
            (C {(sleep)} {($ VSub_Name "$duration")})
            (If
              arms: [
                (if_arm
                  cond: [
                    (Sentence
                      child: (DParen child:(ArithVarRef name:opt_headers))
                      terminator: <Op_Semi ";">
                    )
                  ]
                  action: [(C {($ VSub_Name "$cat")} {(trace)})]
                  spids: [-1 1432]
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              ]
              else_action: [
                (Pipeline
                  children: [(C {($ VSub_Name "$cat")} {(trace)}) (C {(grep)} {(-v)} {(SQ <"^#">)})]
                  negated: False
                )
              ]
              spids: [1440 1458]
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          spids: [-1 1414]
        )
      ]
      else_action: [
        (AndOr
          children: [(DParen child:(ArithVarRef name:opt_headers)) (C {(cat)} {(trace)})]
          op_id: Op_DAmp
        )
        (C {(eval)} {($ VSub_Name "$cat")} {(trace_pipe)})
      ]
      spids: [1460 1487]
    )
    (C {(end)})
  ]
)