diff options
Diffstat (limited to 'vendor/github.com/fsouza/go-dockerclient/external/golang.org/x/sys/unix/mksysnum_linux.pl')
-rwxr-xr-x | vendor/github.com/fsouza/go-dockerclient/external/golang.org/x/sys/unix/mksysnum_linux.pl | 58 |
1 files changed, 58 insertions, 0 deletions
diff --git a/vendor/github.com/fsouza/go-dockerclient/external/golang.org/x/sys/unix/mksysnum_linux.pl b/vendor/github.com/fsouza/go-dockerclient/external/golang.org/x/sys/unix/mksysnum_linux.pl new file mode 100755 index 0000000..4d4017d --- /dev/null +++ b/vendor/github.com/fsouza/go-dockerclient/external/golang.org/x/sys/unix/mksysnum_linux.pl | |||
@@ -0,0 +1,58 @@ | |||
1 | #!/usr/bin/env perl | ||
2 | # Copyright 2009 The Go Authors. All rights reserved. | ||
3 | # Use of this source code is governed by a BSD-style | ||
4 | # license that can be found in the LICENSE file. | ||
5 | |||
6 | use strict; | ||
7 | |||
8 | if($ENV{'GOARCH'} eq "" || $ENV{'GOOS'} eq "") { | ||
9 | print STDERR "GOARCH or GOOS not defined in environment\n"; | ||
10 | exit 1; | ||
11 | } | ||
12 | |||
13 | my $command = "mksysnum_linux.pl ". join(' ', @ARGV); | ||
14 | |||
15 | print <<EOF; | ||
16 | // $command | ||
17 | // MACHINE GENERATED BY THE ABOVE COMMAND; DO NOT EDIT | ||
18 | |||
19 | // +build $ENV{'GOARCH'},$ENV{'GOOS'} | ||
20 | |||
21 | package unix | ||
22 | |||
23 | const( | ||
24 | EOF | ||
25 | |||
26 | sub fmt { | ||
27 | my ($name, $num) = @_; | ||
28 | if($num > 999){ | ||
29 | # ignore deprecated syscalls that are no longer implemented | ||
30 | # https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/tree/include/uapi/asm-generic/unistd.h?id=refs/heads/master#n716 | ||
31 | return; | ||
32 | } | ||
33 | $name =~ y/a-z/A-Z/; | ||
34 | print " SYS_$name = $num;\n"; | ||
35 | } | ||
36 | |||
37 | my $prev; | ||
38 | open(GCC, "gcc -E -dD $ARGV[0] |") || die "can't run gcc"; | ||
39 | while(<GCC>){ | ||
40 | if(/^#define __NR_syscalls\s+/) { | ||
41 | # ignore redefinitions of __NR_syscalls | ||
42 | } | ||
43 | elsif(/^#define __NR_(\w+)\s+([0-9]+)/){ | ||
44 | $prev = $2; | ||
45 | fmt($1, $2); | ||
46 | } | ||
47 | elsif(/^#define __NR3264_(\w+)\s+([0-9]+)/){ | ||
48 | $prev = $2; | ||
49 | fmt($1, $2); | ||
50 | } | ||
51 | elsif(/^#define __NR_(\w+)\s+\(\w+\+\s*([0-9]+)\)/){ | ||
52 | fmt($1, $prev+$2) | ||
53 | } | ||
54 | } | ||
55 | |||
56 | print <<EOF; | ||
57 | ) | ||
58 | EOF | ||