diff options
Diffstat (limited to 'vendor/golang.org/x/sys/plan9')
22 files changed, 2362 insertions, 0 deletions
diff --git a/vendor/golang.org/x/sys/plan9/asm.s b/vendor/golang.org/x/sys/plan9/asm.s new file mode 100644 index 000000000..06449ebfa --- /dev/null +++ b/vendor/golang.org/x/sys/plan9/asm.s @@ -0,0 +1,8 @@ +// Copyright 2014 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. + +#include "textflag.h" + +TEXT ·use(SB),NOSPLIT,$0 + RET diff --git a/vendor/golang.org/x/sys/plan9/asm_plan9_386.s b/vendor/golang.org/x/sys/plan9/asm_plan9_386.s new file mode 100644 index 000000000..bc5cab1f3 --- /dev/null +++ b/vendor/golang.org/x/sys/plan9/asm_plan9_386.s @@ -0,0 +1,30 @@ +// 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. + +#include "textflag.h" + +// +// System call support for 386, Plan 9 +// + +// Just jump to package syscall's implementation for all these functions. +// The runtime may know about them. + +TEXT ·Syscall(SB),NOSPLIT,$0-32 + JMP syscall·Syscall(SB) + +TEXT ·Syscall6(SB),NOSPLIT,$0-44 + JMP syscall·Syscall6(SB) + +TEXT ·RawSyscall(SB),NOSPLIT,$0-28 + JMP syscall·RawSyscall(SB) + +TEXT ·RawSyscall6(SB),NOSPLIT,$0-40 + JMP syscall·RawSyscall6(SB) + +TEXT ·seek(SB),NOSPLIT,$0-36 + JMP syscall·seek(SB) + +TEXT ·exit(SB),NOSPLIT,$4-4 + JMP syscall·exit(SB) diff --git a/vendor/golang.org/x/sys/plan9/asm_plan9_amd64.s b/vendor/golang.org/x/sys/plan9/asm_plan9_amd64.s new file mode 100644 index 000000000..d3448e675 --- /dev/null +++ b/vendor/golang.org/x/sys/plan9/asm_plan9_amd64.s @@ -0,0 +1,30 @@ +// 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. + +#include "textflag.h" + +// +// System call support for amd64, Plan 9 +// + +// Just jump to package syscall's implementation for all these functions. +// The runtime may know about them. + +TEXT ·Syscall(SB),NOSPLIT,$0-64 + JMP syscall·Syscall(SB) + +TEXT ·Syscall6(SB),NOSPLIT,$0-88 + JMP syscall·Syscall6(SB) + +TEXT ·RawSyscall(SB),NOSPLIT,$0-56 + JMP syscall·RawSyscall(SB) + +TEXT ·RawSyscall6(SB),NOSPLIT,$0-80 + JMP syscall·RawSyscall6(SB) + +TEXT ·seek(SB),NOSPLIT,$0-56 + JMP syscall·seek(SB) + +TEXT ·exit(SB),NOSPLIT,$8-8 + JMP syscall·exit(SB) diff --git a/vendor/golang.org/x/sys/plan9/asm_plan9_arm.s b/vendor/golang.org/x/sys/plan9/asm_plan9_arm.s new file mode 100644 index 000000000..afb7c0a9b --- /dev/null +++ b/vendor/golang.org/x/sys/plan9/asm_plan9_arm.s @@ -0,0 +1,25 @@ +// 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. + +#include "textflag.h" + +// System call support for plan9 on arm + +// Just jump to package syscall's implementation for all these functions. +// The runtime may know about them. + +TEXT ·Syscall(SB),NOSPLIT,$0-32 + JMP syscall·Syscall(SB) + +TEXT ·Syscall6(SB),NOSPLIT,$0-44 + JMP syscall·Syscall6(SB) + +TEXT ·RawSyscall(SB),NOSPLIT,$0-28 + JMP syscall·RawSyscall(SB) + +TEXT ·RawSyscall6(SB),NOSPLIT,$0-40 + JMP syscall·RawSyscall6(SB) + +TEXT ·seek(SB),NOSPLIT,$0-36 + JMP syscall·exit(SB) diff --git a/vendor/golang.org/x/sys/plan9/const_plan9.go b/vendor/golang.org/x/sys/plan9/const_plan9.go new file mode 100644 index 000000000..b4e85a3a9 --- /dev/null +++ b/vendor/golang.org/x/sys/plan9/const_plan9.go @@ -0,0 +1,70 @@ +package plan9 + +// Plan 9 Constants + +// Open modes +const ( + O_RDONLY = 0 + O_WRONLY = 1 + O_RDWR = 2 + O_TRUNC = 16 + O_CLOEXEC = 32 + O_EXCL = 0x1000 +) + +// Rfork flags +const ( + RFNAMEG = 1 << 0 + RFENVG = 1 << 1 + RFFDG = 1 << 2 + RFNOTEG = 1 << 3 + RFPROC = 1 << 4 + RFMEM = 1 << 5 + RFNOWAIT = 1 << 6 + RFCNAMEG = 1 << 10 + RFCENVG = 1 << 11 + RFCFDG = 1 << 12 + RFREND = 1 << 13 + RFNOMNT = 1 << 14 +) + +// Qid.Type bits +const ( + QTDIR = 0x80 + QTAPPEND = 0x40 + QTEXCL = 0x20 + QTMOUNT = 0x10 + QTAUTH = 0x08 + QTTMP = 0x04 + QTFILE = 0x00 +) + +// Dir.Mode bits +const ( + DMDIR = 0x80000000 + DMAPPEND = 0x40000000 + DMEXCL = 0x20000000 + DMMOUNT = 0x10000000 + DMAUTH = 0x08000000 + DMTMP = 0x04000000 + DMREAD = 0x4 + DMWRITE = 0x2 + DMEXEC = 0x1 +) + +const ( + STATMAX = 65535 + ERRMAX = 128 + STATFIXLEN = 49 +) + +// Mount and bind flags +const ( + MREPL = 0x0000 + MBEFORE = 0x0001 + MAFTER = 0x0002 + MORDER = 0x0003 + MCREATE = 0x0004 + MCACHE = 0x0010 + MMASK = 0x0017 +) diff --git a/vendor/golang.org/x/sys/plan9/dir_plan9.go b/vendor/golang.org/x/sys/plan9/dir_plan9.go new file mode 100644 index 000000000..0955e0c53 --- /dev/null +++ b/vendor/golang.org/x/sys/plan9/dir_plan9.go @@ -0,0 +1,212 @@ +// Copyright 2012 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. + +// Plan 9 directory marshalling. See intro(5). + +package plan9 + +import "errors" + +var ( + ErrShortStat = errors.New("stat buffer too short") + ErrBadStat = errors.New("malformed stat buffer") + ErrBadName = errors.New("bad character in file name") +) + +// A Qid represents a 9P server's unique identification for a file. +type Qid struct { + Path uint64 // the file server's unique identification for the file + Vers uint32 // version number for given Path + Type uint8 // the type of the file (plan9.QTDIR for example) +} + +// A Dir contains the metadata for a file. +type Dir struct { + // system-modified data + Type uint16 // server type + Dev uint32 // server subtype + + // file data + Qid Qid // unique id from server + Mode uint32 // permissions + Atime uint32 // last read time + Mtime uint32 // last write time + Length int64 // file length + Name string // last element of path + Uid string // owner name + Gid string // group name + Muid string // last modifier name +} + +var nullDir = Dir{ + Type: ^uint16(0), + Dev: ^uint32(0), + Qid: Qid{ + Path: ^uint64(0), + Vers: ^uint32(0), + Type: ^uint8(0), + }, + Mode: ^uint32(0), + Atime: ^uint32(0), + Mtime: ^uint32(0), + Length: ^int64(0), +} + +// Null assigns special "don't touch" values to members of d to +// avoid modifying them during plan9.Wstat. +func (d *Dir) Null() { *d = nullDir } + +// Marshal encodes a 9P stat message corresponding to d into b +// +// If there isn't enough space in b for a stat message, ErrShortStat is returned. +func (d *Dir) Marshal(b []byte) (n int, err error) { + n = STATFIXLEN + len(d.Name) + len(d.Uid) + len(d.Gid) + len(d.Muid) + if n > len(b) { + return n, ErrShortStat + } + + for _, c := range d.Name { + if c == '/' { + return n, ErrBadName + } + } + + b = pbit16(b, uint16(n)-2) + b = pbit16(b, d.Type) + b = pbit32(b, d.Dev) + b = pbit8(b, d.Qid.Type) + b = pbit32(b, d.Qid.Vers) + b = pbit64(b, d.Qid.Path) + b = pbit32(b, d.Mode) + b = pbit32(b, d.Atime) + b = pbit32(b, d.Mtime) + b = pbit64(b, uint64(d.Length)) + b = pstring(b, d.Name) + b = pstring(b, d.Uid) + b = pstring(b, d.Gid) + b = pstring(b, d.Muid) + + return n, nil +} + +// UnmarshalDir decodes a single 9P stat message from b and returns the resulting Dir. +// +// If b is too small to hold a valid stat message, ErrShortStat is returned. +// +// If the stat message itself is invalid, ErrBadStat is returned. +func UnmarshalDir(b []byte) (*Dir, error) { + if len(b) < STATFIXLEN { + return nil, ErrShortStat + } + size, buf := gbit16(b) + if len(b) != int(size)+2 { + return nil, ErrBadStat + } + b = buf + + var d Dir + d.Type, b = gbit16(b) + d.Dev, b = gbit32(b) + d.Qid.Type, b = gbit8(b) + d.Qid.Vers, b = gbit32(b) + d.Qid.Path, b = gbit64(b) + d.Mode, b = gbit32(b) + d.Atime, b = gbit32(b) + d.Mtime, b = gbit32(b) + + n, b := gbit64(b) + d.Length = int64(n) + + var ok bool + if d.Name, b, ok = gstring(b); !ok { + return nil, ErrBadStat + } + if d.Uid, b, ok = gstring(b); !ok { + return nil, ErrBadStat + } + if d.Gid, b, ok = gstring(b); !ok { + return nil, ErrBadStat + } + if d.Muid, b, ok = gstring(b); !ok { + return nil, ErrBadStat + } + + return &d, nil +} + +// pbit8 copies the 8-bit number v to b and returns the remaining slice of b. +func pbit8(b []byte, v uint8) []byte { + b[0] = byte(v) + return b[1:] +} + +// pbit16 copies the 16-bit number v to b in little-endian order and returns the remaining slice of b. +func pbit16(b []byte, v uint16) []byte { + b[0] = byte(v) + b[1] = byte(v >> 8) + return b[2:] +} + +// pbit32 copies the 32-bit number v to b in little-endian order and returns the remaining slice of b. +func pbit32(b []byte, v uint32) []byte { + b[0] = byte(v) + b[1] = byte(v >> 8) + b[2] = byte(v >> 16) + b[3] = byte(v >> 24) + return b[4:] +} + +// pbit64 copies the 64-bit number v to b in little-endian order and returns the remaining slice of b. +func pbit64(b []byte, v uint64) []byte { + b[0] = byte(v) + b[1] = byte(v >> 8) + b[2] = byte(v >> 16) + b[3] = byte(v >> 24) + b[4] = byte(v >> 32) + b[5] = byte(v >> 40) + b[6] = byte(v >> 48) + b[7] = byte(v >> 56) + return b[8:] +} + +// pstring copies the string s to b, prepending it with a 16-bit length in little-endian order, and +// returning the remaining slice of b.. +func pstring(b []byte, s string) []byte { + b = pbit16(b, uint16(len(s))) + n := copy(b, s) + return b[n:] +} + +// gbit8 reads an 8-bit number from b and returns it with the remaining slice of b. +func gbit8(b []byte) (uint8, []byte) { + return uint8(b[0]), b[1:] +} + +// gbit16 reads a 16-bit number in little-endian order from b and returns it with the remaining slice of b. +func gbit16(b []byte) (uint16, []byte) { + return uint16(b[0]) | uint16(b[1])<<8, b[2:] +} + +// gbit32 reads a 32-bit number in little-endian order from b and returns it with the remaining slice of b. +func gbit32(b []byte) (uint32, []byte) { + return uint32(b[0]) | uint32(b[1])<<8 | uint32(b[2])<<16 | uint32(b[3])<<24, b[4:] +} + +// gbit64 reads a 64-bit number in little-endian order from b and returns it with the remaining slice of b. +func gbit64(b []byte) (uint64, []byte) { + lo := uint32(b[0]) | uint32(b[1])<<8 | uint32(b[2])<<16 | uint32(b[3])<<24 + hi := uint32(b[4]) | uint32(b[5])<<8 | uint32(b[6])<<16 | uint32(b[7])<<24 + return uint64(lo) | uint64(hi)<<32, b[8:] +} + +// gstring reads a string from b, prefixed with a 16-bit length in little-endian order. +// It returns the string with the remaining slice of b and a boolean. If the length is +// greater than the number of bytes in b, the boolean will be false. +func gstring(b []byte) (string, []byte, bool) { + n, b := gbit16(b) + if int(n) > len(b) { + return "", b, false + } + return string(b[:n]), b[n:], true +} diff --git a/vendor/golang.org/x/sys/plan9/env_plan9.go b/vendor/golang.org/x/sys/plan9/env_plan9.go new file mode 100644 index 000000000..8f1918004 --- /dev/null +++ b/vendor/golang.org/x/sys/plan9/env_plan9.go @@ -0,0 +1,31 @@ +// Copyright 2011 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. + +// Plan 9 environment variables. + +package plan9 + +import ( + "syscall" +) + +func Getenv(key string) (value string, found bool) { + return syscall.Getenv(key) +} + +func Setenv(key, value string) error { + return syscall.Setenv(key, value) +} + +func Clearenv() { + syscall.Clearenv() +} + +func Environ() []string { + return syscall.Environ() +} + +func Unsetenv(key string) error { + return syscall.Unsetenv(key) +} diff --git a/vendor/golang.org/x/sys/plan9/errors_plan9.go b/vendor/golang.org/x/sys/plan9/errors_plan9.go new file mode 100644 index 000000000..65fe74d3e --- /dev/null +++ b/vendor/golang.org/x/sys/plan9/errors_plan9.go @@ -0,0 +1,50 @@ +// Copyright 2011 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. + +package plan9 + +import "syscall" + +// Constants +const ( + // Invented values to support what package os expects. + O_CREAT = 0x02000 + O_APPEND = 0x00400 + O_NOCTTY = 0x00000 + O_NONBLOCK = 0x00000 + O_SYNC = 0x00000 + O_ASYNC = 0x00000 + + S_IFMT = 0x1f000 + S_IFIFO = 0x1000 + S_IFCHR = 0x2000 + S_IFDIR = 0x4000 + S_IFBLK = 0x6000 + S_IFREG = 0x8000 + S_IFLNK = 0xa000 + S_IFSOCK = 0xc000 +) + +// Errors +var ( + EINVAL = syscall.NewError("bad arg in system call") + ENOTDIR = syscall.NewError("not a directory") + EISDIR = syscall.NewError("file is a directory") + ENOENT = syscall.NewError("file does not exist") + EEXIST = syscall.NewError("file already exists") + EMFILE = syscall.NewError("no free file descriptors") + EIO = syscall.NewError("i/o error") + ENAMETOOLONG = syscall.NewError("file name too long") + EINTR = syscall.NewError("interrupted") + EPERM = syscall.NewError("permission denied") + EBUSY = syscall.NewError("no free devices") + ETIMEDOUT = syscall.NewError("connection timed out") + EPLAN9 = syscall.NewError("not supported by plan 9") + + // The following errors do not correspond to any + // Plan 9 system messages. Invented to support + // what package os and others expect. + EACCES = syscall.NewError("access permission denied") + EAFNOSUPPORT = syscall.NewError("address family not supported by protocol") +) diff --git a/vendor/golang.org/x/sys/plan9/mkall.sh b/vendor/golang.org/x/sys/plan9/mkall.sh new file mode 100644 index 000000000..1650fbcc7 --- /dev/null +++ b/vendor/golang.org/x/sys/plan9/mkall.sh @@ -0,0 +1,150 @@ +#!/usr/bin/env bash +# 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. + +# The plan9 package provides access to the raw system call +# interface of the underlying operating system. Porting Go to +# a new architecture/operating system combination requires +# some manual effort, though there are tools that automate +# much of the process. The auto-generated files have names +# beginning with z. +# +# This script runs or (given -n) prints suggested commands to generate z files +# for the current system. Running those commands is not automatic. +# This script is documentation more than anything else. +# +# * asm_${GOOS}_${GOARCH}.s +# +# This hand-written assembly file implements system call dispatch. +# There are three entry points: +# +# func Syscall(trap, a1, a2, a3 uintptr) (r1, r2, err uintptr); +# func Syscall6(trap, a1, a2, a3, a4, a5, a6 uintptr) (r1, r2, err uintptr); +# func RawSyscall(trap, a1, a2, a3 uintptr) (r1, r2, err uintptr); +# +# The first and second are the standard ones; they differ only in +# how many arguments can be passed to the kernel. +# The third is for low-level use by the ForkExec wrapper; +# unlike the first two, it does not call into the scheduler to +# let it know that a system call is running. +# +# * syscall_${GOOS}.go +# +# This hand-written Go file implements system calls that need +# special handling and lists "//sys" comments giving prototypes +# for ones that can be auto-generated. Mksyscall reads those +# comments to generate the stubs. +# +# * syscall_${GOOS}_${GOARCH}.go +# +# Same as syscall_${GOOS}.go except that it contains code specific +# to ${GOOS} on one particular architecture. +# +# * types_${GOOS}.c +# +# This hand-written C file includes standard C headers and then +# creates typedef or enum names beginning with a dollar sign +# (use of $ in variable names is a gcc extension). The hardest +# part about preparing this file is figuring out which headers to +# include and which symbols need to be #defined to get the +# actual data structures that pass through to the kernel system calls. +# Some C libraries present alternate versions for binary compatibility +# and translate them on the way in and out of system calls, but +# there is almost always a #define that can get the real ones. +# See types_darwin.c and types_linux.c for examples. +# +# * zerror_${GOOS}_${GOARCH}.go +# +# This machine-generated file defines the system's error numbers, +# error strings, and signal numbers. The generator is "mkerrors.sh". +# Usually no arguments are needed, but mkerrors.sh will pass its +# arguments on to godefs. +# +# * zsyscall_${GOOS}_${GOARCH}.go +# +# Generated by mksyscall.pl; see syscall_${GOOS}.go above. +# +# * zsysnum_${GOOS}_${GOARCH}.go +# +# Generated by mksysnum_${GOOS}. +# +# * ztypes_${GOOS}_${GOARCH}.go +# +# Generated by godefs; see types_${GOOS}.c above. + +GOOSARCH="${GOOS}_${GOARCH}" + +# defaults +mksyscall="go run mksyscall.go" +mkerrors="./mkerrors.sh" +zerrors="zerrors_$GOOSARCH.go" +mksysctl="" +zsysctl="zsysctl_$GOOSARCH.go" +mksysnum= +mktypes= +run="sh" + +case "$1" in +-syscalls) + for i in zsyscall*go + do + sed 1q $i | sed 's;^// ;;' | sh > _$i && gofmt < _$i > $i + rm _$i + done + exit 0 + ;; +-n) + run="cat" + shift +esac + +case "$#" in +0) + ;; +*) + echo 'usage: mkall.sh [-n]' 1>&2 + exit 2 +esac + +case "$GOOSARCH" in +_* | *_ | _) + echo 'undefined $GOOS_$GOARCH:' "$GOOSARCH" 1>&2 + exit 1 + ;; +plan9_386) + mkerrors= + mksyscall="go run mksyscall.go -l32 -plan9 -tags plan9,386" + mksysnum="./mksysnum_plan9.sh /n/sources/plan9/sys/src/libc/9syscall/sys.h" + mktypes="XXX" + ;; +plan9_amd64) + mkerrors= + mksyscall="go run mksyscall.go -l32 -plan9 -tags plan9,amd64" + mksysnum="./mksysnum_plan9.sh /n/sources/plan9/sys/src/libc/9syscall/sys.h" + mktypes="XXX" + ;; +plan9_arm) + mkerrors= + mksyscall="go run mksyscall.go -l32 -plan9 -tags plan9,arm" + mksysnum="./mksysnum_plan9.sh /n/sources/plan9/sys/src/libc/9syscall/sys.h" + mktypes="XXX" + ;; +*) + echo 'unrecognized $GOOS_$GOARCH: ' "$GOOSARCH" 1>&2 + exit 1 + ;; +esac + +( + if [ -n "$mkerrors" ]; then echo "$mkerrors |gofmt >$zerrors"; fi + case "$GOOS" in + plan9) + syscall_goos="syscall_$GOOS.go" + if [ -n "$mksyscall" ]; then echo "$mksyscall $syscall_goos |gofmt >zsyscall_$GOOSARCH.go"; fi + ;; + esac + if [ -n "$mksysctl" ]; then echo "$mksysctl |gofmt >$zsysctl"; fi + if [ -n "$mksysnum" ]; then echo "$mksysnum |gofmt >zsysnum_$GOOSARCH.go"; fi + if [ -n "$mktypes" ]; then echo "$mktypes types_$GOOS.go |gofmt >ztypes_$GOOSARCH.go"; fi +) | $run diff --git a/vendor/golang.org/x/sys/plan9/mkerrors.sh b/vendor/golang.org/x/sys/plan9/mkerrors.sh new file mode 100644 index 000000000..85309c4a5 --- /dev/null +++ b/vendor/golang.org/x/sys/plan9/mkerrors.sh @@ -0,0 +1,246 @@ +#!/usr/bin/env bash +# Copyright 2009 The Go Authors. All rights reserved. +# Use of this source code is governed by a BSD-style +# license that can be found in the LICENSE file. + +# Generate Go code listing errors and other #defined constant +# values (ENAMETOOLONG etc.), by asking the preprocessor +# about the definitions. + +unset LANG +export LC_ALL=C +export LC_CTYPE=C + +CC=${CC:-gcc} + +uname=$(uname) + +includes=' +#include <sys/types.h> +#include <sys/file.h> +#include <fcntl.h> +#include <dirent.h> +#include <sys/socket.h> +#include <netinet/in.h> +#include <netinet/ip.h> +#include <netinet/ip6.h> +#include <netinet/tcp.h> +#include <errno.h> +#include <sys/signal.h> +#include <signal.h> +#include <sys/resource.h> +' + +ccflags="$@" + +# Write go tool cgo -godefs input. +( + echo package plan9 + echo + echo '/*' + indirect="includes_$(uname)" + echo "${!indirect} $includes" + echo '*/' + echo 'import "C"' + echo + echo 'const (' + + # The gcc command line prints all the #defines + # it encounters while processing the input + echo "${!indirect} $includes" | $CC -x c - -E -dM $ccflags | + awk ' + $1 != "#define" || $2 ~ /\(/ || $3 == "" {next} + + $2 ~ /^E([ABCD]X|[BIS]P|[SD]I|S|FL)$/ {next} # 386 registers + $2 ~ /^(SIGEV_|SIGSTKSZ|SIGRT(MIN|MAX))/ {next} + $2 ~ /^(SCM_SRCRT)$/ {next} + $2 ~ /^(MAP_FAILED)$/ {next} + + $2 !~ /^ETH_/ && + $2 !~ /^EPROC_/ && + $2 !~ /^EQUIV_/ && + $2 !~ /^EXPR_/ && + $2 ~ /^E[A-Z0-9_]+$/ || + $2 ~ /^B[0-9_]+$/ || + $2 ~ /^V[A-Z0-9]+$/ || + $2 ~ /^CS[A-Z0-9]/ || + $2 ~ /^I(SIG|CANON|CRNL|EXTEN|MAXBEL|STRIP|UTF8)$/ || + $2 ~ /^IGN/ || + $2 ~ /^IX(ON|ANY|OFF)$/ || + $2 ~ /^IN(LCR|PCK)$/ || + $2 ~ /(^FLU?SH)|(FLU?SH$)/ || + $2 ~ /^C(LOCAL|READ)$/ || + $2 == "BRKINT" || + $2 == "HUPCL" || + $2 == "PENDIN" || + $2 == "TOSTOP" || + $2 ~ /^PAR/ || + $2 ~ /^SIG[^_]/ || + $2 ~ /^O[CNPFP][A-Z]+[^_][A-Z]+$/ || + $2 ~ /^IN_/ || + $2 ~ /^LOCK_(SH|EX|NB|UN)$/ || + $2 ~ /^(AF|SOCK|SO|SOL|IPPROTO|IP|IPV6|ICMP6|TCP|EVFILT|NOTE|EV|SHUT|PROT|MAP|PACKET|MSG|SCM|MCL|DT|MADV|PR)_/ || + $2 == "ICMPV6_FILTER" || + $2 == "SOMAXCONN" || + $2 == "NAME_MAX" || + $2 == "IFNAMSIZ" || + $2 ~ /^CTL_(MAXNAME|NET|QUERY)$/ || + $2 ~ /^SYSCTL_VERS/ || + $2 ~ /^(MS|MNT)_/ || + $2 ~ /^TUN(SET|GET|ATTACH|DETACH)/ || + $2 ~ /^(O|F|FD|NAME|S|PTRACE|PT)_/ || + $2 ~ /^LINUX_REBOOT_CMD_/ || + $2 ~ /^LINUX_REBOOT_MAGIC[12]$/ || + $2 !~ "NLA_TYPE_MASK" && + $2 ~ /^(NETLINK|NLM|NLMSG|NLA|IFA|IFAN|RT|RTCF|RTN|RTPROT|RTNH|ARPHRD|ETH_P)_/ || + $2 ~ /^SIOC/ || + $2 ~ /^TIOC/ || + $2 !~ "RTF_BITS" && + $2 ~ /^(IFF|IFT|NET_RT|RTM|RTF|RTV|RTA|RTAX)_/ || + $2 ~ /^BIOC/ || + $2 ~ /^RUSAGE_(SELF|CHILDREN|THREAD)/ || + $2 ~ /^RLIMIT_(AS|CORE|CPU|DATA|FSIZE|NOFILE|STACK)|RLIM_INFINITY/ || + $2 ~ /^PRIO_(PROCESS|PGRP|USER)/ || + $2 ~ /^CLONE_[A-Z_]+/ || + $2 !~ /^(BPF_TIMEVAL)$/ && + $2 ~ /^(BPF|DLT)_/ || + $2 !~ "WMESGLEN" && + $2 ~ /^W[A-Z0-9]+$/ {printf("\t%s = C.%s\n", $2, $2)} + $2 ~ /^__WCOREFLAG$/ {next} + $2 ~ /^__W[A-Z0-9]+$/ {printf("\t%s = C.%s\n", substr($2,3), $2)} + + {next} + ' | sort + + echo ')' +) >_const.go + +# Pull out the error names for later. +errors=$( + echo '#include <errno.h>' | $CC -x c - -E -dM $ccflags | + awk '$1=="#define" && $2 ~ /^E[A-Z0-9_]+$/ { print $2 }' | + sort +) + +# Pull out the signal names for later. +signals=$( + echo '#include <signal.h>' | $CC -x c - -E -dM $ccflags | + awk '$1=="#define" && $2 ~ /^SIG[A-Z0-9]+$/ { print $2 }' | + egrep -v '(SIGSTKSIZE|SIGSTKSZ|SIGRT)' | + sort +) + +# Again, writing regexps to a file. +echo '#include <errno.h>' | $CC -x c - -E -dM $ccflags | + awk '$1=="#define" && $2 ~ /^E[A-Z0-9_]+$/ { print "^\t" $2 "[ \t]*=" }' | + sort >_error.grep +echo '#include <signal.h>' | $CC -x c - -E -dM $ccflags | + awk '$1=="#define" && $2 ~ /^SIG[A-Z0-9]+$/ { print "^\t" $2 "[ \t]*=" }' | + egrep -v '(SIGSTKSIZE|SIGSTKSZ|SIGRT)' | + sort >_signal.grep + +echo '// mkerrors.sh' "$@" +echo '// Code generated by the command above; DO NOT EDIT.' +echo +go tool cgo -godefs -- "$@" _const.go >_error.out +cat _error.out | grep -vf _error.grep | grep -vf _signal.grep +echo +echo '// Errors' +echo 'const (' +cat _error.out | grep -f _error.grep | sed 's/=\(.*\)/= Errno(\1)/' +echo ')' + +echo +echo '// Signals' +echo 'const (' +cat _error.out | grep -f _signal.grep | sed 's/=\(.*\)/= Signal(\1)/' +echo ')' + +# Run C program to print error and syscall strings. +( + echo -E " +#include <stdio.h> +#include <stdlib.h> +#include <errno.h> +#include <ctype.h> +#include <string.h> +#include <signal.h> + +#define nelem(x) (sizeof(x)/sizeof((x)[0])) + +enum { A = 'A', Z = 'Z', a = 'a', z = 'z' }; // avoid need for single quotes below + +int errors[] = { +" + for i in $errors + do + echo -E ' '$i, + done + + echo -E " +}; + +int signals[] = { +" + for i in $signals + do + echo -E ' '$i, + done + + # Use -E because on some systems bash builtin interprets \n itself. + echo -E ' +}; + +static int +intcmp(const void *a, const void *b) +{ + return *(int*)a - *(int*)b; |