(command.CommandList children: [ (command.If arms: [ (if_arm cond: [ (C {<Id.Lit_LBracket '['>} {($ Id.VSub_Pound '$#')} {<-lt>} {<2>} {<Id.Lit_RBracket ']'>}) ] action: [ (C {<echo>} {(DQ <'Usage: headers_install.sh OUTDIR SRCDIR [FILES...]'>)}) (C {<echo>}) (C {<echo>} {(DQ <'Prepares kernel header files for use by user space, by removing'>)}) (C {<echo>} {(DQ <'all compiler.h definitions and #includes, removing any'>)}) (C {<echo>} {(DQ <'#ifdef __KERNEL__ sections, and putting __underscores__ around'>)}) (C {<echo>} {(DQ <'asm/inline/volatile keywords.'>)}) (C {<echo>}) (C {<echo>} {(DQ <'OUTDIR: directory to write each userspace header FILE to.'>)}) (C {<echo>} {(DQ <'SRCDIR: source directory where files are picked.'>)}) (C {<echo>} {(DQ <'FILES: list of header files to operate on.'>)}) (command.ControlFlow token:<Id.ControlFlow_Exit exit> arg_word:{<1>}) ] spids: [4 16] ) ] ) (command.ShAssignment pairs: [ (assign_pair lhs: (sh_lhs_expr.Name name:OUTDIR) op: assign_op.Equal rhs: {(DQ ($ Id.VSub_Number '$1'))} spids: [93] ) ] ) (C {<shift>}) (command.ShAssignment pairs: [ (assign_pair lhs: (sh_lhs_expr.Name name:SRCDIR) op: assign_op.Equal rhs: {(DQ ($ Id.VSub_Number '$1'))} spids: [100] ) ] ) (C {<shift>}) (command.ShAssignment pairs: [ (assign_pair lhs: (sh_lhs_expr.Name name:FILE) op: assign_op.Equal rhs: (word.Empty) spids: [112] ) ] ) (C {<trap>} {(SQ <'rm -f "$OUTDIR/$FILE" "$OUTDIR/$FILE.sed"'>)} {<EXIT>}) (command.ForEach iter_name: i iter_words: [{(DQ ($ Id.VSub_At '$@'))}] do_arg_iter: F body: (command.DoGroup children: [ (command.ShAssignment pairs: [ (assign_pair lhs: (sh_lhs_expr.Name name:FILE) op: assign_op.Equal rhs: { (DQ (command_sub left_token: <Id.Left_DollarParen '$('> child: (C {<basename>} {(DQ ($ Id.VSub_DollarName '$i'))}) ) ) } spids: [135] ) ] ) (command.AndOr ops: [Id.Op_DPipe] children: [ (command.Simple words: [ {<sed>} {<-r>} {<-e>} {(SQ <'s/([ \\t(])(__user|__force|__iomem)[ \\t]/\\1/g'>)} {<-e>} {(SQ <'s/__attribute_const__([ \\t]|$)/\\1/g'>)} {<-e>} {(SQ <'s@^#include <linux/compiler.h>@@'>)} {<-e>} { (SQ < 's/(^|[^a-zA-Z0-9])__packed([^a-zA-Z0-9_]|$)/\\1__attribute__((packed))\\2/g' > ) } {<-e>} {(SQ <'s/(^|[ \\t(])(inline|asm|volatile)([ \\t(]|$)/\\1__\\2__\\3/g'>)} {<-e>} {(SQ <'s@#(ifndef|define|endif[ \\t]*/[*])[ \\t]*_UAPI@#\\1 @'>)} {(DQ ($ Id.VSub_DollarName '$SRCDIR') <'/'> ($ Id.VSub_DollarName '$i'))} ] redirects: [ (redir op: <Id.Redir_Great '>'> loc: (redir_loc.Fd fd:1) arg: { (DQ ($ Id.VSub_DollarName '$OUTDIR') <'/'> ($ Id.VSub_DollarName '$FILE') <.sed> ) } ) ] do_fork: T ) (command.ControlFlow token:<Id.ControlFlow_Exit exit> arg_word:{<1>}) ] ) (command.Simple words: [ {<'scripts/unifdef'>} {<-U__KERNEL__>} {<-D__EXPORTED_HEADERS__>} {(DQ ($ Id.VSub_DollarName '$OUTDIR') <'/'> ($ Id.VSub_DollarName '$FILE') <.sed>)} ] redirects: [ (redir op: <Id.Redir_Great '>'> loc: (redir_loc.Fd fd:1) arg: {(DQ ($ Id.VSub_DollarName '$OUTDIR') <'/'> ($ Id.VSub_DollarName '$FILE'))} ) ] do_fork: T ) (command.AndOr ops: [Id.Op_DAmp] children: [ (C {<Id.Lit_LBracket '['>} {($ Id.VSub_QMark '$?')} {<-gt>} {<1>} {<Id.Lit_RBracket ']'>}) (command.ControlFlow token:<Id.ControlFlow_Exit exit> arg_word:{<1>}) ] ) (C {<rm>} {<-f>} {(DQ ($ Id.VSub_DollarName '$OUTDIR') <'/'> ($ Id.VSub_DollarName '$FILE') <.sed>)} ) ] ) ) (C {<trap>} {<->} {<EXIT>}) ] )