(command.CommandList children: [ (command.If arms: [ (if_arm cond: [ (C {(Id.Lit_LBracket '[')} {($ Id.VSub_Pound '$#')} {(-lt)} {(2)} {(Id.Lit_RBracket ']')}) ] action: [ (C {(echo)} {(DQ ('Usage: headers_install.sh OUTDIR SRCDIR [FILES...]'))}) (C {(echo)}) (C {(echo)} {(DQ ('Prepares kernel header files for use by user space, by removing'))}) (C {(echo)} {(DQ ('all compiler.h definitions and #includes, removing any'))}) (C {(echo)} {(DQ ('#ifdef __KERNEL__ sections, and putting __underscores__ around'))}) (C {(echo)} {(DQ ('asm/inline/volatile keywords.'))}) (C {(echo)}) (C {(echo)} {(DQ ('OUTDIR: directory to write each userspace header FILE to.'))}) (C {(echo)} {(DQ ('SRCDIR: source directory where files are picked.'))}) (C {(echo)} {(DQ ('FILES: list of header files to operate on.'))}) (command.ControlFlow token: (Token id:Id.ControlFlow_Exit val:exit span_id:82) arg_word: {(1)} ) ] spids: [4 16] ) ] ) (command.ShAssignment pairs: [ (assign_pair lhs: (sh_lhs_expr.Name name:OUTDIR) op: assign_op.Equal rhs: {(DQ ($ 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 '$1'))} spids: [100] ) ] ) (C {(shift)}) (command.ShAssignment pairs: [ (assign_pair lhs: (sh_lhs_expr.Name name:FILE) op: assign_op.Equal rhs: (word.Empty) spids: [112] ) ] ) (C {(trap)} {(SQ (Token id:Id.Lit_Chars val:'rm -f "$OUTDIR/$FILE" "$OUTDIR/$FILE.sed"' span_id:117))} {(EXIT)} ) (command.ForEach iter_name: i iter_words: [{(DQ ($ Id.VSub_At '$@'))}] do_arg_iter: F body: (command.DoGroup children: [ (command.ShAssignment pairs: [ (assign_pair lhs: (sh_lhs_expr.Name name:FILE) op: assign_op.Equal rhs: { (DQ (command_sub left_token: (Token id:Id.Left_DollarParen val:'$(' span_id:137) command_list: (command.CommandList children: [(C {(basename)} {(DQ ($ Id.VSub_DollarName '$i'))})] ) ) ) } spids: [135] ) ] ) (command.AndOr ops: [Id.Op_DPipe] children: [ (command.Simple words: [ {(sed)} {(-r)} {(-e)} { (SQ (Token id: Id.Lit_Chars val: 's/([ \\t(])(__user|__force|__iomem)[ \\t]/\\1/g' span_id: 156 ) ) } {(-e)} { (SQ (Token id: Id.Lit_Chars val: 's/__attribute_const__([ \\t]|$)/\\1/g' span_id: 164 ) ) } {(-e)} {(SQ (Token id:Id.Lit_Chars val:'s@^#include <linux/compiler.h>@@' span_id:172))} {(-e)} { (SQ (Token id: Id.Lit_Chars val: 's/(^|[^a-zA-Z0-9])__packed([^a-zA-Z0-9_]|$)/\\1__attribute__((packed))\\2/g' span_id: 180 ) ) } {(-e)} { (SQ (Token id: Id.Lit_Chars val: 's/(^|[ \\t(])(inline|asm|volatile)([ \\t(]|$)/\\1__\\2__\\3/g' span_id: 188 ) ) } {(-e)} { (SQ (Token id: Id.Lit_Chars val: 's@#(ifndef|define|endif[ \\t]*/[*])[ \\t]*_UAPI@#\\1 @' span_id: 196 ) ) } {(DQ ($ Id.VSub_DollarName '$SRCDIR') (/) ($ Id.VSub_DollarName '$i'))} ] redirects: [ (redir.Redir op: (Token id:Id.Redir_Great val:'>' span_id:207) fd: -1 arg_word: { (DQ ($ Id.VSub_DollarName '$OUTDIR') (/) ($ Id.VSub_DollarName '$FILE') (.sed)) } ) ] ) (command.ControlFlow token: (Token id:Id.ControlFlow_Exit val:exit span_id:218) arg_word: {(1)} ) ] ) (command.Simple words: [ {(scripts/unifdef)} {(-U__KERNEL__)} {(-D__EXPORTED_HEADERS__)} {(DQ ($ Id.VSub_DollarName '$OUTDIR') (/) ($ Id.VSub_DollarName '$FILE') (.sed))} ] redirects: [ (redir.Redir op: (Token id:Id.Redir_Great val:'>' span_id:238) fd: -1 arg_word: {(DQ ($ Id.VSub_DollarName '$OUTDIR') (/) ($ Id.VSub_DollarName '$FILE'))} ) ] ) (command.AndOr ops: [Id.Op_DAmp] children: [ (C {(Id.Lit_LBracket '[')} {($ Id.VSub_QMark '$?')} {(-gt)} {(1)} {(Id.Lit_RBracket ']')}) (command.ControlFlow token: (Token id:Id.ControlFlow_Exit val:exit span_id:259) arg_word: {(1)} ) ] ) (C {(rm)} {(-f)} {(DQ ($ Id.VSub_DollarName '$OUTDIR') (/) ($ Id.VSub_DollarName '$FILE') (.sed))} ) ] ) ) (C {(trap)} {(-)} {(EXIT)}) ] )