(command.CommandList children: [ (command.Simple blame_tok: <readonly> more_env: [] words: [{<readonly>} {<Id.Lit_VarLike 'GCS_BUCKET='> (DQ <'gs://kythe-builds'>)}] redirects: [] do_fork: T ) (command.ShFunction name_tok: <usage> name: usage body: (BraceGroup left: <Id.Lit_LBrace '{'> children: [ (command.Simple blame_tok: <echo> more_env: [] words: [ {<echo>} { (DQ <'usage: '> (CommandSub left_token: <Id.Left_DollarParen '$('> child: (command.Simple blame_tok: <basename> more_env: [] words: [{<basename>} {(DQ ($ Id.VSub_Number 0))}] redirects: [] do_fork: T ) right: <Id.Eof_RParen _> ) <' cache-dir'> ) } ] redirects: [(Redir op:<Id.Redir_GreatAnd '>&'> loc:(redir_loc.Fd fd:1) arg:{<2>})] do_fork: T ) ] redirects: [] right: <Id.Lit_RBrace '}'> ) ) (command.If if_kw: <Id.KW_If if> arms: [ (IfArm keyword: <Id.KW_If if> cond: (condition.Shell commands: [ (command.Sentence child: (command.DBracket left: <Id.KW_DLeftBracket '[['> expr: (bool_expr.Binary op_id: Id.BoolBinary_GlobNEqual left: {($ Id.VSub_Pound '#')} right: {<1>} ) right: <Id.Lit_DRightBracket ']]'> redirects: [] ) terminator: <Id.Op_Semi _> ) ] ) then_kw: <Id.KW_Then then> action: [ (command.Simple blame_tok: <usage> more_env: [] words: [{<usage>}] redirects: [] do_fork: T ) (command.ControlFlow keyword:<Id.ControlFlow_Exit exit> arg_word:{<1>}) ] spids: [78 91] ) ] else_action: [] fi_kw: <Id.KW_Fi fi> redirects: [] ) (command.ShAssignment left: <Id.Lit_VarLike 'CACHE='> pairs: [ (AssignPair left: <Id.Lit_VarLike 'CACHE='> lhs: (sh_lhs_expr.Name left:<Id.Lit_VarLike 'CACHE='> name:CACHE) op: assign_op.Equal rhs: { (DQ (CommandSub left_token: <Id.Left_DollarParen '$('> child: (command.Simple blame_tok: <readlink> more_env: [] words: [{<readlink>} {<-m>} {(DQ ($ Id.VSub_Number 1))}] redirects: [] do_fork: T ) right: <Id.Eof_RParen _> ) ) } ) ] redirects: [] ) (command.Simple blame_tok: <echo> more_env: [] words: [{<echo>} {(DQ <'Cache Root: '> ($ Id.VSub_DollarName CACHE))}] redirects: [] do_fork: T ) (command.ShAssignment left: <Id.Lit_VarLike 'REPO='> pairs: [ (AssignPair left: <Id.Lit_VarLike 'REPO='> lhs: (sh_lhs_expr.Name left:<Id.Lit_VarLike 'REPO='> name:REPO) op: assign_op.Equal rhs: { (DQ (CommandSub left_token: <Id.Left_DollarParen '$('> child: (command.Simple blame_tok: <readlink> more_env: [] words: [ {<readlink>} {<-e>} { (DQ (CommandSub left_token: <Id.Left_DollarParen '$('> child: (command.Simple blame_tok: <dirname> more_env: [] words: [{<dirname>} {(DQ ($ Id.VSub_Number 0))}] redirects: [] do_fork: T ) right: <Id.Eof_RParen _> ) <'/..'> ) } ] redirects: [] do_fork: T ) right: <Id.Eof_RParen _> ) ) } ) ] redirects: [] ) (command.Simple blame_tok: <echo> more_env: [] words: [{<echo>} {(DQ <'Repository Root: '> ($ Id.VSub_DollarName REPO))}] redirects: [] do_fork: T ) (command.Simple blame_tok: <.> more_env: [] words: [{<.>} {<'tools/modules/versions.sh'>}] redirects: [] do_fork: T ) (command.ShAssignment left: <Id.Lit_VarLike 'NAME='> pairs: [ (AssignPair left: <Id.Lit_VarLike 'NAME='> lhs: (sh_lhs_expr.Name left:<Id.Lit_VarLike 'NAME='> name:NAME) op: assign_op.Equal rhs: {(DQ <llvm-> (${ Id.VSub_Name FULL_SHA))} ) ] redirects: [] ) (command.ShAssignment left: <Id.Lit_VarLike 'LLVM='> pairs: [ (AssignPair left: <Id.Lit_VarLike 'LLVM='> lhs: (sh_lhs_expr.Name left:<Id.Lit_VarLike 'LLVM='> name:LLVM) op: assign_op.Equal rhs: {(DQ ($ Id.VSub_DollarName CACHE) <'/'> ($ Id.VSub_DollarName NAME))} ) ] redirects: [] ) (command.If if_kw: <Id.KW_If if> arms: [ (IfArm keyword: <Id.KW_If if> cond: (condition.Shell commands: [ (command.Sentence child: (command.DBracket left: <Id.KW_DLeftBracket '[['> expr: (bool_expr.LogicalNot child: (bool_expr.Unary op_id: Id.BoolUnary_d child: {(DQ ($ Id.VSub_DollarName LLVM))} ) ) right: <Id.Lit_DRightBracket ']]'> redirects: [] ) terminator: <Id.Op_Semi _> ) ] ) then_kw: <Id.KW_Then then> action: [ (command.ShAssignment left: <Id.Lit_VarLike 'TMP='> pairs: [ (AssignPair left: <Id.Lit_VarLike 'TMP='> lhs: (sh_lhs_expr.Name left:<Id.Lit_VarLike 'TMP='> name:TMP) op: assign_op.Equal rhs: { (DQ (CommandSub left_token: <Id.Left_DollarParen '$('> child: (command.Simple blame_tok: <mktemp> more_env: [] words: [{<mktemp>} {<-d>}] redirects: [] do_fork: T ) right: <Id.Eof_RParen _> ) ) } ) ] redirects: [] ) (command.Simple blame_tok: <trap> more_env: [] words: [ {<trap>} {(DQ <'rm -rf \''> ($ Id.VSub_DollarName TMP) <'\''>)} {<EXIT>} {<ERR>} {<INT>} ] redirects: [] do_fork: T ) (command.Simple blame_tok: <cd> more_env: [] words: [{<cd>} {(DQ ($ Id.VSub_DollarName TMP))}] redirects: [] do_fork: T ) (command.Simple blame_tok: <gsutil> more_env: [] words: [ {<gsutil>} {<cp>} {(DQ (${ Id.VSub_Name GCS_BUCKET) <'/'> ($ Id.VSub_DollarName NAME) <.tar.gz>)} {<.>} ] redirects: [] do_fork: T ) (command.Simple blame_tok: <tar> more_env: [] words: [{<tar>} {<xzf>} {(DQ ($ Id.VSub_DollarName NAME) <.tar.gz>)}] redirects: [] do_fork: T ) (command.Simple blame_tok: <mkdir> more_env: [] words: [ {<mkdir>} {<-p>} { (DQ (CommandSub left_token: <Id.Left_DollarParen '$('> child: (command.Simple blame_tok: <dirname> more_env: [] words: [{<dirname>} {(DQ ($ Id.VSub_DollarName LLVM))}] redirects: [] do_fork: T ) right: <Id.Eof_RParen _> ) ) } ] redirects: [] do_fork: T ) (command.Simple blame_tok: <mv> more_env: [] words: [{<mv>} {<llvm>} {(DQ ($ Id.VSub_DollarName LLVM))}] redirects: [] do_fork: T ) ] spids: [173 188] ) ] else_kw: <Id.KW_Else else> else_action: [ (command.Simple blame_tok: <echo> more_env: [] words: [{<echo>} {(DQ <'Reusing cached LLVM version at '> ($ Id.VSub_DollarName LLVM))}] redirects: [] do_fork: T ) ] fi_kw: <Id.KW_Fi fi> redirects: [] ) (command.Simple blame_tok: <rm> more_env: [] words: [{<rm>} {<-rf>} {(DQ ($ Id.VSub_DollarName REPO)) <'/third_party/llvm/llvm'>}] redirects: [] do_fork: T ) (command.Simple blame_tok: <cp> more_env: [] words: [ {<cp>} {<-r>} {(DQ ($ Id.VSub_DollarName LLVM))} {(DQ ($ Id.VSub_DollarName REPO)) <'/third_party/llvm/llvm'>} ] redirects: [] do_fork: T ) ] )