(command.CommandList children: [ (command.Simple words: [{(exec)}] redirects: [(redir.Redir op:<Redir_Great '2>'> fd:2 arg_word:{(/dev/null)})] ) (command.ShAssignment pairs: [ (assign_pair lhs: (sh_lhs_expr.Name name:sys) op: Equal rhs: { (DQ (command_sub left_token: <Left_Backtick '`'> command_list: (command.CommandList children: [ (command.Pipeline children: [ (C {(uname)} {(-s)}) (C {(tr)} {(SQ <'/:[A-Z]'>)} {(SQ <'..[a-z]'>)}) ] negated: F ) ] ) ) ) } ) ] ) (command.If arms: [ (if_arm cond: [ (C {(Lit_LBracket '[')} {(x) (DQ ($ VSub_DollarName '$sys'))} {(KW_Bang '!') (Lit_Equals '=')} {(x)} {(Lit_RBracket ']')} ) ] action: [ (command.ShAssignment pairs: [ (assign_pair lhs: (sh_lhs_expr.Name name:unamer) op: Equal rhs: { (DQ (command_sub left_token: <Left_Backtick '`'> command_list: (command.CommandList children: [ (command.Pipeline children: [ (C {(uname)} {(-r)}) (C {(tr)} {(/) (Lit_Other ':')} {(..)}) ] negated: F ) ] ) ) ) } ) ] ) (command.ShAssignment pairs: [ (assign_pair lhs: (sh_lhs_expr.Name name:unamem) op: Equal rhs: { (DQ (command_sub left_token: <Left_Backtick '`'> command_list: (command.CommandList children: [ (command.Pipeline children: [ (C {(uname)} {(-m)}) (C {(tr)} {(/) (Lit_Other ':')} {(..)}) ] negated: F ) ] ) ) ) } ) ] ) (command.ShAssignment pairs: [ (assign_pair lhs: (sh_lhs_expr.Name name:unamev) op: Equal rhs: { (DQ (command_sub left_token: <Left_Backtick '`'> command_list: (command.CommandList children: [ (command.Pipeline children: [ (C {(uname)} {(-v)}) (C {(tr)} {(/) (Lit_Other ':')} {(..)}) ] negated: F ) ] ) ) ) } ) ] ) (command.Case to_match: {(DQ ($ VSub_DollarName '$sys'))} arms: [ (case_arm pat_list: [{(bsd.os)} {(freebsd)} {(netbsd)} {(openbsd)}] action: [ (command.ShAssignment pairs: [ (assign_pair lhs: (sh_lhs_expr.Name name:oper) op: Equal rhs: {(DQ ($ VSub_DollarName '$sys') (-) ($ VSub_DollarName '$unamer'))} ) ] ) (command.ShAssignment pairs: [ (assign_pair lhs: (sh_lhs_expr.Name name:arch) op: Equal rhs: {(DQ ($ VSub_DollarName '$unamem'))} ) ] ) (command.ShAssignment pairs: [(assign_pair lhs:(sh_lhs_expr.Name name:syst) op:Equal rhs:{(DQ )})] ) (command.ShAssignment pairs: [ (assign_pair lhs: (sh_lhs_expr.Name name:chip) op: Equal rhs: { (DQ (command_sub left_token: <Left_Backtick '`'> command_list: (command.CommandList children: [(C {(sysctl)} {(-n)} {(hw.model)})] ) ) ) } ) ] ) (command.ShAssignment pairs: [(assign_pair lhs:(sh_lhs_expr.Name name:kern) op:Equal rhs:{(DQ )})] ) ] ) (case_arm pat_list: [{(linux)}] action: [ (command.ShAssignment pairs: [ (assign_pair lhs: (sh_lhs_expr.Name name:oper) op: Equal rhs: {(DQ ($ VSub_DollarName '$sys') (-) ($ VSub_DollarName '$unamer'))} ) ] ) (command.ShAssignment pairs: [(assign_pair lhs:(sh_lhs_expr.Name name:syst) op:Equal rhs:{(DQ )})] ) (command.ShAssignment pairs: [ (assign_pair lhs: (sh_lhs_expr.Name name:chip) op: Equal rhs: {(DQ ($ VSub_DollarName '$unamem'))} ) ] ) (command.ShAssignment pairs: [(assign_pair lhs:(sh_lhs_expr.Name name:kern) op:Equal rhs:{(DQ )})] ) (command.Case to_match: {(DQ ($ VSub_DollarName '$chip'))} arms: [ (case_arm pat_list: [{(i386)} {(i486)} {(i586)} {(i686)}] action: [ (command.ShAssignment pairs: [ (assign_pair lhs: (sh_lhs_expr.Name name:arch) op: Equal rhs: {(DQ (i386))} ) ] ) ] ) (case_arm pat_list: [{(alpha)}] action: [ (command.ShAssignment pairs: [ (assign_pair lhs: (sh_lhs_expr.Name name:arch) op: Equal rhs: {(DQ (alpha))} ) ] ) ] ) ] ) ] ) (case_arm pat_list: [{(aix)}] action: [ (command.ShAssignment pairs: [ (assign_pair lhs: (sh_lhs_expr.Name name:oper) op: Equal rhs: { (DQ ($ VSub_DollarName '$sys') (-) ($ VSub_DollarName '$unamev') (-) ($ VSub_DollarName '$unamer') ) } ) ] ) (command.ShAssignment pairs: [ (assign_pair lhs: (sh_lhs_expr.Name name:arch) op: Equal rhs: { (DQ (command_sub left_token: <Left_Backtick '`'> command_list: (command.CommandList children: [ (command.Pipeline children: [ (C {(arch)}) (C {(tr)} {(/) (Lit_Other ':')} {(..)}) ] negated: F ) ] ) ) ) } ) ] ) (command.ShAssignment pairs: [(assign_pair lhs:(sh_lhs_expr.Name name:syst) op:Equal rhs:{(DQ )})] ) (command.ShAssignment pairs: [ (assign_pair lhs: (sh_lhs_expr.Name name:chip) op: Equal rhs: {(DQ ($ VSub_DollarName '$unamem'))} ) ] ) (command.ShAssignment pairs: [(assign_pair lhs:(sh_lhs_expr.Name name:kern) op:Equal rhs:{(DQ )})] ) ] ) (case_arm pat_list: [{(sunos)}] action: [ (command.ShAssignment pairs: [ (assign_pair lhs: (sh_lhs_expr.Name name:oper) op: Equal rhs: { (DQ ($ VSub_DollarName '$sys') (-) ($ VSub_DollarName '$unamer') (-) ($ VSub_DollarName '$unamev') ) } ) ] ) (command.ShAssignment pairs: [ (assign_pair lhs: (sh_lhs_expr.Name name:arch) op: Equal rhs: { (DQ (command_sub left_token: <Left_Backtick '`'> command_list: (command.CommandList children: [ (command.Pipeline children: [ (command.Subshell command_list: (command.CommandList children: [ (command.AndOr ops: [Op_DPipe] children: [(C {(uname)} {(-p)}) (C {(mach)})] ) ] ) ) (C {(tr)} {(/) (Lit_Other ':')} {(..)}) ] negated: F ) ] ) ) ) } ) ] ) (command.ShAssignment pairs: [ (assign_pair lhs: (sh_lhs_expr.Name name:syst) op: Equal rhs: { (DQ (command_sub left_token: <Left_Backtick '`'> command_list: (command.CommandList children: [ (command.Pipeline children: [ (C {(arch)}) (C {(tr)} {(/) (Lit_Other ':')} {(..)}) ] negated: F ) ] ) ) ) } ) ] ) (command.ShAssignment pairs: [ (assign_pair lhs: (sh_lhs_expr.Name name:chip) op: Equal rhs: {(DQ ($ VSub_DollarName '$unamem'))} ) ] ) (command.ShAssignment pairs: [ (assign_pair lhs: (sh_lhs_expr.Name name:kern) op: Equal rhs: { (DQ (command_sub left_token: <Left_Backtick '`'> command_list: (command.CommandList children: [ (command.Pipeline children: [ (C {(arch)} {(-k)}) (C {(tr)} {(/) (Lit_Other ':')} {(..)}) ] negated: F ) ] ) ) ) } ) ] ) ] ) (case_arm pat_list: [{(unix_sv)}] action: [ (command.ShAssignment pairs: [ (assign_pair lhs: (sh_lhs_expr.Name name:oper) op: Equal rhs: { (DQ ($ VSub_DollarName '$sys') (-) ($ VSub_DollarName '$unamer') (-) ($ VSub_DollarName '$unamev') ) } ) ] ) (command.ShAssignment pairs: [ (assign_pair lhs: (sh_lhs_expr.Name name:arch) op: Equal rhs: { (DQ (command_sub left_token: <Left_Backtick '`'> command_list: (command.CommandList children:[(C {(uname)} {(-m)})]) ) ) } ) ] ) (command.ShAssignment pairs: [(assign_pair lhs:(sh_lhs_expr.Name name:syst) op:Equal rhs:{(DQ )})] ) (command.ShAssignment pairs: [ (assign_pair lhs: (sh_lhs_expr.Name name:chip) op: Equal rhs: {(DQ ($ VSub_DollarName '$unamem'))} ) ] ) (command.ShAssignment pairs: [(assign_pair lhs:(sh_lhs_expr.Name name:kern) op:Equal rhs:{(DQ )})] ) ] ) (case_arm pat_list: [{(Lit_Star '*')}] action: [ (command.ShAssignment pairs: [ (assign_pair lhs: (sh_lhs_expr.Name name:oper) op: Equal rhs: { (DQ ($ VSub_DollarName '$sys') (-) ($ VSub_DollarName '$unamer') (-) ($ VSub_DollarName '$unamev') ) } ) ] ) (command.ShAssignment pairs: [ (assign_pair lhs: (sh_lhs_expr.Name name:arch) op: Equal rhs: { (DQ (command_sub left_token: <Left_Backtick '`'> command_list: (command.CommandList children: [ (command.Pipeline children: [ (C {(arch)}) (C {(tr)} {(/) (Lit_Other ':')} {(..)}) ] negated: F ) ] ) ) ) } ) ] ) (command.ShAssignment pairs: [(assign_pair lhs:(sh_lhs_expr.Name name:syst) op:Equal rhs:{(DQ )})] ) (command.ShAssignment pairs: [ (assign_pair lhs: (sh_lhs_expr.Name name:chip) op: Equal rhs: {(DQ ($ VSub_DollarName '$unamem'))} ) ] ) (command.ShAssignment pairs: [(assign_pair lhs:(sh_lhs_expr.Name name:kern) op:Equal rhs:{(DQ )})] ) ] ) ] ) ] ) ] else_action: [ (C {(gcc)} {(-c)} {(trycpp.c)}) (C {(gcc)} {(-o)} {(trycpp)} {(trycpp.o)}) (command.Case to_match: { (command_sub left_token: <Left_Backtick '`'> command_list: (command.CommandList children:[(C {(./trycpp)})]) ) } arms: [ (case_arm pat_list: [{(nextstep)}] action: [ (command.ShAssignment pairs: [ (assign_pair lhs: (sh_lhs_expr.Name name:oper) op: Equal rhs: { (DQ (nextstep-) (command_sub left_token: <Left_Backtick '`'> command_list: (command.CommandList children: [ (command.Pipeline children: [ (C {(hostinfo)}) (C {(sed)} {(-n)} {(SQ <'s/^[ \t]*NeXT Mach \\([^:]*\\):.*$/\\1/p'>)} ) ] negated: F ) ] ) ) ) } ) ] ) (command.ShAssignment pairs: [ (assign_pair lhs: (sh_lhs_expr.Name name:arch) op: Equal rhs: { (DQ (command_sub left_token: <Left_Backtick '`'> command_list: (command.CommandList children: [ (command.Pipeline children: [ (C {(hostinfo)}) (C {(sed)} {(-n)} {(SQ <'s/^Processor type: \\(.*\\) (.*)$/\\1/p'>)} ) (C {(tr)} {(/) (Lit_Other ':')} {(..)}) ] negated: F ) ] ) ) ) } ) ] ) (command.ShAssignment pairs: [(assign_pair lhs:(sh_lhs_expr.Name name:syst) op:Equal rhs:{(DQ )})] ) (command.ShAssignment pairs: [ (assign_pair lhs: (sh_lhs_expr.Name name:chip) op: Equal rhs: { (DQ (command_sub left_token: <Left_Backtick '`'> command_list: (command.CommandList children: [ (command.Pipeline children: [ (C {(hostinfo)}) (C {(sed)} {(-n)} {(SQ <'s/^Processor type: .* (\\(.*\\))$/\\1/p'>)} ) (C {(tr)} {(SQ <' /:'>)} {(SQ <...>)}) ] negated: F ) ] ) ) ) } ) ] ) (command.ShAssignment pairs: [(assign_pair lhs:(sh_lhs_expr.Name name:kern) op:Equal rhs:{(DQ )})] ) ] ) (case_arm pat_list: [{(Lit_Star '*')}] action: [ (command.ShAssignment pairs: [(assign_pair lhs:(sh_lhs_expr.Name name:oper) op:Equal rhs:{(DQ (unknown))})] ) (command.ShAssignment pairs: [(assign_pair lhs:(sh_lhs_expr.Name name:arch) op:Equal rhs:{(DQ )})] ) (command.ShAssignment pairs: [(assign_pair lhs:(sh_lhs_expr.Name name:syst) op:Equal rhs:{(DQ )})] ) (command.ShAssignment pairs: [(assign_pair lhs:(sh_lhs_expr.Name name:chip) op:Equal rhs:{(DQ )})] ) (command.ShAssignment pairs: [(assign_pair lhs:(sh_lhs_expr.Name name:kern) op:Equal rhs:{(DQ )})] ) ] ) ] ) (C {(rm)} {(-f)} {(trycpp.o)} {(trycpp)}) ] ) (command.Case to_match: {(DQ ($ VSub_DollarName '$chip'))} arms: [ (case_arm pat_list: [{(80486)}] action: [ (command.ShAssignment pairs: [(assign_pair lhs:(sh_lhs_expr.Name name:chip) op:Equal rhs:{(i486)})] ) ] ) (case_arm pat_list: [{(i486DX)}] action: [ (command.ShAssignment pairs: [(assign_pair lhs:(sh_lhs_expr.Name name:chip) op:Equal rhs:{(i486-dx)})] ) ] ) (case_arm pat_list: [{(i486.DX2)}] action: [ (command.ShAssignment pairs: [(assign_pair lhs:(sh_lhs_expr.Name name:chip) op:Equal rhs:{(i486-dx2)})] ) ] ) (case_arm pat_list: [{(Intel.586)}] action: [ (command.ShAssignment pairs: [(assign_pair lhs:(sh_lhs_expr.Name name:chip) op:Equal rhs:{(pentium)})] ) ] ) (case_arm pat_list: [{(i586)}] action: [ (command.ShAssignment pairs: [(assign_pair lhs:(sh_lhs_expr.Name name:chip) op:Equal rhs:{(pentium)})] ) ] ) (case_arm pat_list: [{(i686)}] action: [ (command.ShAssignment pairs: [(assign_pair lhs:(sh_lhs_expr.Name name:chip) op:Equal rhs:{(ppro)})] ) ] ) ] ) (command.If arms: [ (if_arm cond: [(C {(gcc)} {(-c)} {(x86cpuid.c)})] action: [ (command.If arms: [ (if_arm cond: [(C {(gcc)} {(-o)} {(x86cpuid)} {(x86cpuid.o)})] action: [ (command.ShAssignment pairs: [ (assign_pair lhs: (sh_lhs_expr.Name name:x86cpuid) op: Equal rhs: { (DQ (command_sub left_token: <Left_Backtick '`'> command_list: (command.CommandList children: [ (command.Pipeline children: [ (C {(./x86cpuid)}) (C {(tr)} {(/) (Lit_Other ':')} {(..)}) ] negated: F ) ] ) ) ) } ) ] ) (command.Case to_match: {(DQ ($ VSub_DollarName '$x86cpuid'))} arms: [ (case_arm pat_list: [{(Lit_QMark '?') (Lit_Star '*')}] action: [ (command.ShAssignment pairs: [ (assign_pair lhs: (sh_lhs_expr.Name name:chip) op: Equal rhs: {(DQ ($ VSub_DollarName '$x86cpuid'))} ) ] ) ] ) ] ) ] ) ] ) ] ) ] ) (C {(rm)} {(-f)} {(x86cpuid)} {(x86cpuid.o)}) (command.Pipeline children: [ (C {(echo)} { (DQ ($ VSub_DollarName '$oper') ('-:') ($ VSub_DollarName '$arch') ('-:') ($ VSub_DollarName '$syst') ('-:') ($ VSub_DollarName '$chip') ('-:') ($ VSub_DollarName '$kern') (-) ) } ) (C {(tr)} {(SQ <' [A-Z]'>)} {(SQ <'.[a-z]'>)}) ] negated: F ) ] )