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https://github.com/golang/sys.git
synced 2026-02-09 04:06:04 +03:00
f2b45db810
This applies the following CLs from the syscall package: http://golang.org/cl/9962 http://golang.org/cl/9966 http://golang.org/cl/9924 It also adds arm64/ppc64 support to mkall.sh and mksysnum_linux.pl. Change-Id: I84fbfde2a2876dbf6d16c6159e847195c274b396 Reviewed-on: https://go-review.googlesource.com/10037 Reviewed-by: Rob Pike <r@golang.org>
52 lines
1.1 KiB
Perl
Executable File
52 lines
1.1 KiB
Perl
Executable File
#!/usr/bin/env perl
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# Copyright 2009 The Go Authors. All rights reserved.
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# Use of this source code is governed by a BSD-style
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# license that can be found in the LICENSE file.
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use strict;
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my $command = "mksysnum_linux.pl ". join(' ', @ARGV);
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print <<EOF;
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// $command
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// MACHINE GENERATED BY THE ABOVE COMMAND; DO NOT EDIT
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package unix
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const(
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EOF
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sub fmt {
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my ($name, $num) = @_;
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if($num > 999){
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# ignore deprecated syscalls that are no longer implemented
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# https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/tree/include/uapi/asm-generic/unistd.h?id=refs/heads/master#n716
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return;
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}
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$name =~ y/a-z/A-Z/;
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print " SYS_$name = $num;\n";
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}
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my $prev;
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open(GCC, "gcc -E -dD $ARGV[0] |") || die "can't run gcc";
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while(<GCC>){
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if(/^#define __NR_syscalls\s+/) {
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# ignore redefinitions of __NR_syscalls
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}
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elsif(/^#define __NR_(\w+)\s+([0-9]+)/){
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$prev = $2;
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fmt($1, $2);
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}
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elsif(/^#define __NR3264_(\w+)\s+([0-9]+)/){
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$prev = $2;
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fmt($1, $2);
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}
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elsif(/^#define __NR_(\w+)\s+\(\w+\+\s*([0-9]+)\)/){
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fmt($1, $prev+$2)
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}
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}
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print <<EOF;
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)
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EOF
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