From 58cfe7fb2d16f054951db52259abd13d2c276e26 Mon Sep 17 00:00:00 2001 From: Dimitri Sokolyuk Date: Wed, 17 Jul 2019 22:54:16 +0200 Subject: drop vendor --- vendor/golang.org/x/sys/unix/mksyscall_solaris.pl | 289 ---------------------- 1 file changed, 289 deletions(-) delete mode 100644 vendor/golang.org/x/sys/unix/mksyscall_solaris.pl (limited to 'vendor/golang.org/x/sys/unix/mksyscall_solaris.pl') diff --git a/vendor/golang.org/x/sys/unix/mksyscall_solaris.pl b/vendor/golang.org/x/sys/unix/mksyscall_solaris.pl deleted file mode 100644 index 3e6ed9d..0000000 --- a/vendor/golang.org/x/sys/unix/mksyscall_solaris.pl +++ /dev/null @@ -1,289 +0,0 @@ -#!/usr/bin/env perl -# Copyright 2009 The Go Authors. All rights reserved. -# Use of this source code is governed by a BSD-style -# license that can be found in the LICENSE file. - -# This program reads a file containing function prototypes -# (like syscall_solaris.go) and generates system call bodies. -# The prototypes are marked by lines beginning with "//sys" -# and read like func declarations if //sys is replaced by func, but: -# * The parameter lists must give a name for each argument. -# This includes return parameters. -# * The parameter lists must give a type for each argument: -# the (x, y, z int) shorthand is not allowed. -# * If the return parameter is an error number, it must be named err. -# * If go func name needs to be different than its libc name, -# * or the function is not in libc, name could be specified -# * at the end, after "=" sign, like -# //sys getsockopt(s int, level int, name int, val uintptr, vallen *_Socklen) (err error) = libsocket.getsockopt - -use strict; - -my $cmdline = "mksyscall_solaris.pl " . join(' ', @ARGV); -my $errors = 0; -my $_32bit = ""; -my $tags = ""; # build tags - -binmode STDOUT; - -if($ARGV[0] eq "-b32") { - $_32bit = "big-endian"; - shift; -} elsif($ARGV[0] eq "-l32") { - $_32bit = "little-endian"; - shift; -} -if($ARGV[0] eq "-tags") { - shift; - $tags = $ARGV[0]; - shift; -} - -if($ARGV[0] =~ /^-/) { - print STDERR "usage: mksyscall_solaris.pl [-b32 | -l32] [-tags x,y] [file ...]\n"; - exit 1; -} - -sub parseparamlist($) { - my ($list) = @_; - $list =~ s/^\s*//; - $list =~ s/\s*$//; - if($list eq "") { - return (); - } - return split(/\s*,\s*/, $list); -} - -sub parseparam($) { - my ($p) = @_; - if($p !~ /^(\S*) (\S*)$/) { - print STDERR "$ARGV:$.: malformed parameter: $p\n"; - $errors = 1; - return ("xx", "int"); - } - return ($1, $2); -} - -my $package = ""; -my $text = ""; -my $dynimports = ""; -my $linknames = ""; -my @vars = (); -while(<>) { - chomp; - s/\s+/ /g; - s/^\s+//; - s/\s+$//; - $package = $1 if !$package && /^package (\S+)$/; - my $nonblock = /^\/\/sysnb /; - next if !/^\/\/sys / && !$nonblock; - - # Line must be of the form - # func Open(path string, mode int, perm int) (fd int, err error) - # Split into name, in params, out params. - if(!/^\/\/sys(nb)? (\w+)\(([^()]*)\)\s*(?:\(([^()]+)\))?\s*(?:=\s*(?:(\w*)\.)?(\w*))?$/) { - print STDERR "$ARGV:$.: malformed //sys declaration\n"; - $errors = 1; - next; - } - my ($nb, $func, $in, $out, $modname, $sysname) = ($1, $2, $3, $4, $5, $6); - - # Split argument lists on comma. - my @in = parseparamlist($in); - my @out = parseparamlist($out); - - # So file name. - if($modname eq "") { - $modname = "libc"; - } - - # System call name. - if($sysname eq "") { - $sysname = "$func"; - } - - # System call pointer variable name. - my $sysvarname = "proc$sysname"; - - my $strconvfunc = "BytePtrFromString"; - my $strconvtype = "*byte"; - - $sysname =~ y/A-Z/a-z/; # All libc functions are lowercase. - - # Runtime import of function to allow cross-platform builds. - $dynimports .= "//go:cgo_import_dynamic libc_${sysname} ${sysname} \"$modname.so\"\n"; - # Link symbol to proc address variable. - $linknames .= "//go:linkname ${sysvarname} libc_${sysname}\n"; - # Library proc address variable. - push @vars, $sysvarname; - - # Go function header. - $out = join(', ', @out); - if($out ne "") { - $out = " ($out)"; - } - if($text ne "") { - $text .= "\n" - } - $text .= sprintf "func %s(%s)%s {\n", $func, join(', ', @in), $out; - - # Check if err return available - my $errvar = ""; - foreach my $p (@out) { - my ($name, $type) = parseparam($p); - if($type eq "error") { - $errvar = $name; - last; - } - } - - # Prepare arguments to Syscall. - my @args = (); - my $n = 0; - foreach my $p (@in) { - my ($name, $type) = parseparam($p); - if($type =~ /^\*/) { - push @args, "uintptr(unsafe.Pointer($name))"; - } elsif($type eq "string" && $errvar ne "") { - $text .= "\tvar _p$n $strconvtype\n"; - $text .= "\t_p$n, $errvar = $strconvfunc($name)\n"; - $text .= "\tif $errvar != nil {\n\t\treturn\n\t}\n"; - push @args, "uintptr(unsafe.Pointer(_p$n))"; - $n++; - } elsif($type eq "string") { - print STDERR "$ARGV:$.: $func uses string arguments, but has no error return\n"; - $text .= "\tvar _p$n $strconvtype\n"; - $text .= "\t_p$n, _ = $strconvfunc($name)\n"; - push @args, "uintptr(unsafe.Pointer(_p$n))"; - $n++; - } elsif($type =~ /^\[\](.*)/) { - # Convert slice into pointer, length. - # Have to be careful not to take address of &a[0] if len == 0: - # pass nil in that case. - $text .= "\tvar _p$n *$1\n"; - $text .= "\tif len($name) > 0 {\n\t\t_p$n = \&$name\[0]\n\t}\n"; - push @args, "uintptr(unsafe.Pointer(_p$n))", "uintptr(len($name))"; - $n++; - } elsif($type eq "int64" && $_32bit ne "") { - if($_32bit eq "big-endian") { - push @args, "uintptr($name >> 32)", "uintptr($name)"; - } else { - push @args, "uintptr($name)", "uintptr($name >> 32)"; - } - } elsif($type eq "bool") { - $text .= "\tvar _p$n uint32\n"; - $text .= "\tif $name {\n\t\t_p$n = 1\n\t} else {\n\t\t_p$n = 0\n\t}\n"; - push @args, "uintptr(_p$n)"; - $n++; - } else { - push @args, "uintptr($name)"; - } - } - my $nargs = @args; - - # Determine which form to use; pad args with zeros. - my $asm = "sysvicall6"; - if ($nonblock) { - $asm = "rawSysvicall6"; - } - if(@args <= 6) { - while(@args < 6) { - push @args, "0"; - } - } else { - print STDERR "$ARGV:$.: too many arguments to system call\n"; - } - - # Actual call. - my $args = join(', ', @args); - my $call = "$asm(uintptr(unsafe.Pointer(&$sysvarname)), $nargs, $args)"; - - # Assign return values. - my $body = ""; - my $failexpr = ""; - my @ret = ("_", "_", "_"); - my @pout= (); - my $do_errno = 0; - for(my $i=0; $i<@out; $i++) { - my $p = $out[$i]; - my ($name, $type) = parseparam($p); - my $reg = ""; - if($name eq "err") { - $reg = "e1"; - $ret[2] = $reg; - $do_errno = 1; - } else { - $reg = sprintf("r%d", $i); - $ret[$i] = $reg; - } - if($type eq "bool") { - $reg = "$reg != 0"; - } - if($type eq "int64" && $_32bit ne "") { - # 64-bit number in r1:r0 or r0:r1. - if($i+2 > @out) { - print STDERR "$ARGV:$.: not enough registers for int64 return\n"; - } - if($_32bit eq "big-endian") { - $reg = sprintf("int64(r%d)<<32 | int64(r%d)", $i, $i+1); - } else { - $reg = sprintf("int64(r%d)<<32 | int64(r%d)", $i+1, $i); - } - $ret[$i] = sprintf("r%d", $i); - $ret[$i+1] = sprintf("r%d", $i+1); - } - if($reg ne "e1") { - $body .= "\t$name = $type($reg)\n"; - } - } - if ($ret[0] eq "_" && $ret[1] eq "_" && $ret[2] eq "_") { - $text .= "\t$call\n"; - } else { - $text .= "\t$ret[0], $ret[1], $ret[2] := $call\n"; - } - $text .= $body; - - if ($do_errno) { - $text .= "\tif e1 != 0 {\n"; - $text .= "\t\terr = e1\n"; - $text .= "\t}\n"; - } - $text .= "\treturn\n"; - $text .= "}\n"; -} - -if($errors) { - exit 1; -} - -print <