(command.CommandList children: [ (C {<typeset>} {<-i>} {<Id.Lit_VarLike '_Dbg_hi_last_stop='> <0>}) (C {<typeset>} {<-i>} {<Id.Lit_VarLike '_Dbg_hi='> <0>}) (command.CommandList children: [ (command.Sentence child: (C {<typeset>} {<-a>} {<_Dbg_history>}) terminator: <Id.Op_Semi _> ) (command.ShAssignment pairs: [ (assign_pair lhs: (sh_lhs_expr.Name name:_Dbg_history) op: assign_op.Equal rhs: {(sh_array_literal left:<Id.Op_LParen _>)} spids: [85] ) ] ) ] ) (C {<typeset>} {<-i>} {<Id.Lit_VarLike '_Dbg_set_history='> <1>}) (C {<typeset>} {<-i>} {<Id.Lit_VarLike '_Dbg_history_length='> (braced_var_sub token: <Id.VSub_Name HISTSIZE> suffix_op: (suffix_op.Unary tok:<Id.VTest_ColonHyphen ':-'> arg_word:{<256>}) ) } ) (C {<typeset>} {<Id.Lit_VarLike '_Dbg_histfile='> (braced_var_sub token: <Id.VSub_Name HOME> suffix_op: (suffix_op.Unary tok:<Id.VTest_ColonHyphen ':-'> arg_word:{<.>}) ) <'/.bashdb_hist'> } ) (command.ShFunction name: _Dbg_history_parse body: (BraceGroup children: [ (command.ShAssignment pairs: [ (assign_pair lhs: (sh_lhs_expr.Name name:history_num) op: assign_op.Equal rhs: {($ Id.VSub_Number '$1')} spids: [145] ) ] ) (command.AndOr ops: [Id.Op_DAmp] children: [ (command.DParen child: (arith_expr.Binary op_id: Id.Arith_Less left: <Id.Lit_ArithVarLike history_num> right: {<Id.Lit_Digits 0>} ) ) (command.DParen child: (arith_expr.BinaryAssign op_id: Id.Arith_Equal left: <Id.Lit_ArithVarLike history_num> right: (arith_expr.Binary op_id: Id.Arith_Plus left: (arith_expr.Binary op_id: Id.Arith_Minus left: { (braced_var_sub token: <Id.VSub_Name _Dbg_history> prefix_op: (Id.VSub_Pound) bracket_op: (bracket_op.WholeArray op_id:Id.Lit_At) ) } right: {<Id.Lit_Digits 1>} ) right: {($ Id.VSub_Number '$1')} ) ) ) ] ) (command.ShAssignment pairs: [ (assign_pair lhs: (sh_lhs_expr.Name name:_Dbg_hi) op: assign_op.Equal rhs: { (braced_var_sub token: <Id.VSub_Name _Dbg_history> prefix_op: (Id.VSub_Pound) bracket_op: (bracket_op.WholeArray op_id:Id.Lit_At) ) } spids: [179] ) ] ) (command.AndOr ops: [Id.Op_DAmp] children: [ (command.DBracket expr: (bool_expr.Unary op_id: Id.BoolUnary_z child: {($ Id.VSub_DollarName '$history_num')} ) ) (C {<let>} {<Id.Lit_VarLike 'history_num='> ($ Id.VSub_DollarName '$_Dbg_hi') <-1>}) ] ) (command.If arms: [ (if_arm cond: (condition.Shell commands: [ (command.Sentence child: (command.DBracket expr: (bool_expr.Binary op_id: Id.BoolBinary_GlobDEqual left: {($ Id.VSub_DollarName '$_Dbg_cmd')} right: {<h> <Id.Lit_Other '*'>} ) ) terminator: <Id.Op_Semi _> ) ] ) action: [ (command.If arms: [ (if_arm cond: (condition.Shell commands: [ (command.Sentence child: (command.DBracket expr: (bool_expr.Binary op_id: Id.BoolBinary_GlobNEqual left: {($ Id.VSub_DollarName '$history_num')} right: {($ Id.VSub_DollarName '$int_pat')} ) ) terminator: <Id.Op_Semi _> ) ] ) action: [ (command.If arms: [ (if_arm cond: (condition.Shell commands: [ (command.Sentence child: (command.DBracket expr: (bool_expr.Binary op_id: Id.BoolBinary_GlobDEqual left: {($ Id.VSub_DollarName '$history_num')} right: {<-> ($ Id.VSub_DollarName '$int_pat')} ) ) terminator: <Id.Op_Semi _> ) ] ) action: [ (command.ShAssignment pairs: [ (assign_pair lhs: (sh_lhs_expr.Name name:history_num) op: assign_op.Equal rhs: {($ Id.VSub_DollarName '$_Dbg_hi') <Id.Lit_Other '+'> ($ Id.VSub_DollarName '$history_num') } spids: [260] ) ] ) ] spids: [242 257] ) ] else_action: [ (C {<_Dbg_errmsg>} { (DQ <'Invalid history number skipped: '> ($ Id.VSub_DollarName '$history_num') ) } ) (command.ShAssignment pairs: [ (assign_pair lhs: (sh_lhs_expr.Name name:history_num) op: assign_op.Equal rhs: {<-1>} spids: [277] ) ] ) ] ) ] spids: [225 239] ) ] ) ] spids: [207 222] ) ] else_action: [(C {<Id.Lit_Colon ':'>})] ) ] ) ) (command.ShFunction name: _Dbg_history_read body: (BraceGroup children: [ (command.If arms: [ (if_arm cond: (condition.Shell commands: [ (command.Sentence child: (command.DBracket expr: (bool_expr.Unary op_id: Id.BoolUnary_r child: {($ Id.VSub_DollarName '$_Dbg_histfile')} ) ) terminator: <Id.Op_Semi _> ) ] ) action: [ (C {<history>} {<-r>} {($ Id.VSub_DollarName '$_Dbg_histfile')}) (command.Sentence child: (C {<typeset>} {<-a>} {<last_history>}) terminator: <Id.Op_Semi _> ) (command.ShAssignment pairs: [ (assign_pair lhs: (sh_lhs_expr.Name name:last_history) op: assign_op.Equal rhs: { (sh_array_literal left: <Id.Op_LParen _> words: [ { (command_sub left_token: <Id.Left_DollarParen '$('> child: (C {<history>} {<1>}) ) } ] ) } spids: [506] ) ] ) (C {<typeset>} {<-i>} {<Id.Lit_VarLike 'max_history='> (braced_var_sub token: <Id.VSub_Name last_history> bracket_op: (bracket_op.ArrayIndex expr:{<Id.Lit_Digits 0>}) ) } ) (command.If arms: [ (if_arm cond: (condition.Shell commands: [ (command.Sentence child: (command.DParen child: (arith_expr.Binary op_id: Id.Arith_Great left: <Id.Lit_ArithVarLike max_history> right: <Id.Lit_ArithVarLike _Dbg_history_length> ) ) terminator: <Id.Op_Semi _> ) ] ) action: [ (command.ShAssignment pairs: [ (assign_pair lhs: (sh_lhs_expr.Name name:max_history) op: assign_op.Equal rhs: {($ Id.VSub_DollarName '$_Dbg_history_length')} spids: [547] ) ] ) ] spids: [529 544] ) ] ) (C {<local>} {<Id.Lit_VarLike 'OLD_HISTTIMEFORMAT='> (${ Id.VSub_Name HISTTIMEFORMAT)} ) (C {<local>} {<hist>}) (command.ShAssignment pairs: [ (assign_pair lhs: (sh_lhs_expr.Name name:HISTTIMEFORMAT) op: assign_op.Equal rhs: {(SQ )} spids: [567] ) ] ) (C {<local>} {<-i>} {<i>}) (command.ForExpr init: (arith_expr.BinaryAssign op_id: Id.Arith_Equal left: <Id.Lit_ArithVarLike i> right: {<Id.Lit_Digits 1>} ) cond: (arith_expr.Binary op_id: Id.Arith_LessEqual left: <Id.Lit_ArithVarLike i> right: <Id.Lit_ArithVarLike max_history> ) update: (arith_expr.UnaryAssign op_id: Id.Node_PostDPlus child: <Id.Lit_ArithVarLike i> ) body: (command.DoGroup children: [ (command.ShAssignment pairs: [ (assign_pair lhs: (sh_lhs_expr.Name name:last_history) op: assign_op.Equal rhs: { (sh_array_literal left: <Id.Op_LParen _> words: [ { (command_sub left_token: <Id.Left_DollarParen '$('> child: (C {<history>} {($ Id.VSub_DollarName '$i')}) ) } ] ) } spids: [613] ) ] ) (command.ShAssignment pairs: [ (assign_pair lhs: (sh_lhs_expr.Name name:hist) op: assign_op.Equal rhs: {(${ Id.VSub_Name last_history) <Id.Lit_LBracket '['> <1> <Id.Lit_RBracket ']'> } spids: [623] ) ] ) ] ) ) (command.ShAssignment pairs: [ (assign_pair lhs: (sh_lhs_expr.Name name:HISTTIMEFORMAT) op: assign_op.Equal rhs: {(${ Id.VSub_Name OLD_HISTTIMEFORMAT)} spids: [639] ) ] ) ] spids: [477 489] ) ] ) ] ) ) (command.ShFunction name: _Dbg_history_write body: (BraceGroup children: [ (command.AndOr ops: [Id.Op_DAmp] children: [ (command.DParen child: (arith_expr.Binary op_id: Id.Arith_DAmp left: (arith_expr.Binary op_id: Id.Arith_Great left: <Id.Lit_ArithVarLike _Dbg_history_length> right: {<Id.Lit_Digits 0>} ) right: <Id.Lit_ArithVarLike _Dbg_set_history> ) ) (C {<history>} {<-w>} {($ Id.VSub_DollarName '$_Dbg_histfile')}) ] ) ] ) ) (command.ShFunction name: _Dbg_history_remove_item body: (BraceGroup children: [ (command.ShAssignment pairs: [ (assign_pair lhs: (sh_lhs_expr.Name name:_Dbg_hi) op: assign_op.Equal rhs: { (braced_var_sub token: <Id.VSub_Name _Dbg_history> prefix_op: (Id.VSub_Pound) bracket_op: (bracket_op.WholeArray op_id:Id.Lit_At) ) <-1> } spids: [697] ) ] ) (C {<unset>} {<Id.Lit_ArrayLhsOpen '_Dbg_history['> ($ Id.VSub_DollarName '$_Dbg_hi') <Id.Lit_RBracket ']'> } ) ] ) ) ] )