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syscall: reduce the set of architecture-dependent files on Plan 9
Change-Id: I98b172181c2fd85aa385341e28bc661dbc274252 Reviewed-on: https://go-review.googlesource.com/2167 Run-TryBot: Brad Fitzpatrick <bradfitz@golang.org> Reviewed-by: Brad Fitzpatrick <bradfitz@golang.org>
This commit is contained in:
Anthony Martin
Brad Fitzpatrick
parent
39377013cb
commit
b9ba4ed22b
11 changed files with 63 additions and 366 deletions
59
src/syscall/const_plan9.go
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59
src/syscall/const_plan9.go
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@ -0,0 +1,59 @@
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package syscall
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// Plan 9 Constants
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// Open modes
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const (
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O_RDONLY = 0
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O_WRONLY = 1
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O_RDWR = 2
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O_TRUNC = 16
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O_CLOEXEC = 32
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O_EXCL = 0x1000
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)
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// Rfork flags
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const (
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RFNAMEG = 1 << 0
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RFENVG = 1 << 1
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RFFDG = 1 << 2
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RFNOTEG = 1 << 3
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RFPROC = 1 << 4
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RFMEM = 1 << 5
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RFNOWAIT = 1 << 6
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RFCNAMEG = 1 << 10
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RFCENVG = 1 << 11
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RFCFDG = 1 << 12
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RFREND = 1 << 13
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RFNOMNT = 1 << 14
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)
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// Qid.Type bits
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const (
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QTDIR = 0x80
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QTAPPEND = 0x40
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QTEXCL = 0x20
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QTMOUNT = 0x10
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QTAUTH = 0x08
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QTTMP = 0x04
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QTFILE = 0x00
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)
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// Dir.Mode bits
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const (
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DMDIR = 0x80000000
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DMAPPEND = 0x40000000
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DMEXCL = 0x20000000
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DMMOUNT = 0x10000000
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DMAUTH = 0x08000000
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DMTMP = 0x04000000
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DMREAD = 0x4
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DMWRITE = 0x2
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DMEXEC = 0x1
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)
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const (
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STATMAX = 65535
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ERRMAX = 128
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STATFIXLEN = 49
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)
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@ -140,12 +140,12 @@ func Fd2path(fd int) (path string, err error) {
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return cstring(buf[:]), nil
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}
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//sys pipe(p *[2]_C_int) (err error)
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//sys pipe(p *[2]int32) (err error)
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func Pipe(p []int) (err error) {
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if len(p) != 2 {
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return NewError("bad arg in system call")
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}
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var pp [2]_C_int
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var pp [2]int32
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err = pipe(&pp)
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p[0] = int(pp[0])
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p[1] = int(pp[1])
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@ -1,115 +0,0 @@
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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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// +build ignore
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/*
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Input to godefs. See also mkerrors.sh and mkall.sh
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*/
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typedef unsigned short ushort;
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typedef unsigned char uchar;
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typedef unsigned long ulong;
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typedef unsigned int uint;
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typedef long long vlong;
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typedef unsigned long long uvlong;
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typedef int $_C_int;
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enum {
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OREAD = 0, // open for read
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OWRITE = 1, // write
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ORDWR = 2, // read and write
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OEXEC = 3, // execute, == read but check execute permission
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OTRUNC = 16, // or'ed in (except for exec), truncate file first
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OCEXEC = 32, // or'ed in, close on exec
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ORCLOSE = 64, // or'ed in, remove on close
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OEXCL = 0x1000, // or'ed in, exclusive use (create only)
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$O_RDONLY = OREAD,
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$O_WRONLY = OWRITE,
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$O_RDWR = ORDWR,
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$O_TRUNC = OTRUNC,
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$O_CLOEXEC = OCEXEC,
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$O_EXCL = OEXCL,
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$STATMAX = 65535U,
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$ERRMAX = 128,
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$MORDER = 0x0003, // mask for bits defining order of mounting
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$MREPL = 0x0000, // mount replaces object
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$MBEFORE = 0x0001, // mount goes before others in union directory
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$MAFTER = 0x0002, // mount goes after others in union directory
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$MCREATE = 0x0004, // permit creation in mounted directory
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$MCACHE = 0x0010, // cache some data
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$MMASK = 0x0017, // all bits on
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$RFNAMEG = (1<<0),
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$RFENVG = (1<<1),
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$RFFDG = (1<<2),
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$RFNOTEG = (1<<3),
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$RFPROC = (1<<4),
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$RFMEM = (1<<5),
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$RFNOWAIT = (1<<6),
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$RFCNAMEG = (1<<10),
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$RFCENVG = (1<<11),
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$RFCFDG = (1<<12),
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$RFREND = (1<<13),
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$RFNOMNT = (1<<14),
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// bits in Qid.type
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$QTDIR = 0x80, // type bit for directories
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$QTAPPEND = 0x40, // type bit for append only files
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$QTEXCL = 0x20, // type bit for exclusive use files
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$QTMOUNT = 0x10, // type bit for mounted channel
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$QTAUTH = 0x08, // type bit for authentication file
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$QTTMP = 0x04, // type bit for not-backed-up file
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$QTFILE = 0x00, // plain file
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// bits in Dir.mode
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$DMDIR = 0x80000000, // mode bit for directories
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$DMAPPEND = 0x40000000, // mode bit for append only files
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$DMEXCL = 0x20000000, // mode bit for exclusive use files
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$DMMOUNT = 0x10000000, // mode bit for mounted channel
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$DMAUTH = 0x08000000, // mode bit for authentication file
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$DMTMP = 0x04000000, // mode bit for non-backed-up files
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$DMREAD = 0x4, // mode bit for read permission
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$DMWRITE = 0x2, // mode bit for write permission
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$DMEXEC = 0x1, // mode bit for execute permission
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BIT8SZ = 1,
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BIT16SZ = 2,
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BIT32SZ = 4,
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BIT64SZ = 8,
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QIDSZ = BIT8SZ+BIT32SZ+BIT64SZ,
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// STATFIXLEN includes leading 16-bit count
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// The count, however, excludes itself; total size is BIT16SZ+count
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$STATFIXLEN = BIT16SZ+QIDSZ+5*BIT16SZ+4*BIT32SZ+1*BIT64SZ, // amount of fixed length data in a stat buffer
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};
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struct Prof // Per process profiling
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{
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struct Plink *pp; // known to be 0(ptr)
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struct Plink *next; // known to be 4(ptr)
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struct Plink *last;
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struct Plink *first;
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ulong pid;
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ulong what;
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};
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struct Tos {
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struct Prof prof;
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uvlong cyclefreq; // cycle clock frequency if there is one, 0 otherwise
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vlong kcycles; // cycles spent in kernel
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vlong pcycles; // cycles spent in process (kernel + user)
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ulong pid; // might as well put the pid here
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ulong clock;
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// top of stack is here
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};
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typedef struct Prof $Prof;
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typedef struct Tos $Tos;
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@ -1,48 +0,0 @@
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// Copyright 2011 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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package syscall
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// Constants
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const (
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// Invented values to support what package os expects.
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O_CREAT = 0x02000
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O_APPEND = 0x00400
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O_NOCTTY = 0x00000
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O_NONBLOCK = 0x00000
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O_SYNC = 0x00000
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O_ASYNC = 0x00000
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S_IFMT = 0x1f000
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S_IFIFO = 0x1000
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S_IFCHR = 0x2000
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S_IFDIR = 0x4000
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S_IFBLK = 0x6000
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S_IFREG = 0x8000
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S_IFLNK = 0xa000
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S_IFSOCK = 0xc000
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)
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// Errors
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var (
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EINVAL = NewError("bad arg in system call")
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ENOTDIR = NewError("not a directory")
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EISDIR = NewError("file is a directory")
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ENOENT = NewError("file does not exist")
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EEXIST = NewError("file already exists")
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EMFILE = NewError("no free file descriptors")
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EIO = NewError("i/o error")
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ENAMETOOLONG = NewError("file name too long")
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EINTR = NewError("interrupted")
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EPERM = NewError("permission denied")
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EBUSY = NewError("no free devices")
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ETIMEDOUT = NewError("connection timed out")
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EPLAN9 = NewError("not supported by plan 9")
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// The following errors do not correspond to any
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// Plan 9 system messages. Invented to support
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// what package os and others expect.
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EACCES = NewError("access permission denied")
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EAFNOSUPPORT = NewError("address family not supported by protocol")
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)
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@ -23,7 +23,7 @@ func fd2path(fd int, buf []byte) (err error) {
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// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
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func pipe(p *[2]_C_int) (err error) {
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func pipe(p *[2]int32) (err error) {
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r0, _, e1 := Syscall(SYS_PIPE, uintptr(unsafe.Pointer(p)), 0, 0)
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if int32(r0) == -1 {
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err = e1
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@ -23,7 +23,7 @@ func fd2path(fd int, buf []byte) (err error) {
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// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
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func pipe(p *[2]_C_int) (err error) {
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func pipe(p *[2]int32) (err error) {
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r0, _, e1 := Syscall(SYS_PIPE, uintptr(unsafe.Pointer(p)), 0, 0)
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if int32(r0) == -1 {
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err = e1
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@ -1,49 +0,0 @@
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// mksysnum_plan9.sh /media/sys/src/libc/9syscall/sys.h
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// MACHINE GENERATED BY THE ABOVE COMMAND; DO NOT EDIT
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package syscall
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const (
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SYS_SYSR1 = 0
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SYS_BIND = 2
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SYS_CHDIR = 3
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SYS_CLOSE = 4
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SYS_DUP = 5
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SYS_ALARM = 6
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SYS_EXEC = 7
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SYS_EXITS = 8
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SYS_FAUTH = 10
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SYS_SEGBRK = 12
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SYS_OPEN = 14
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SYS_OSEEK = 16
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SYS_SLEEP = 17
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SYS_RFORK = 19
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SYS_PIPE = 21
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SYS_CREATE = 22
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SYS_FD2PATH = 23
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SYS_BRK_ = 24
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SYS_REMOVE = 25
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SYS_NOTIFY = 28
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SYS_NOTED = 29
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SYS_SEGATTACH = 30
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SYS_SEGDETACH = 31
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SYS_SEGFREE = 32
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SYS_SEGFLUSH = 33
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SYS_RENDEZVOUS = 34
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SYS_UNMOUNT = 35
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SYS_SEMACQUIRE = 37
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SYS_SEMRELEASE = 38
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SYS_SEEK = 39
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SYS_FVERSION = 40
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SYS_ERRSTR = 41
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SYS_STAT = 42
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SYS_FSTAT = 43
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SYS_WSTAT = 44
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SYS_FWSTAT = 45
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SYS_MOUNT = 46
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SYS_AWAIT = 47
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SYS_PREAD = 50
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SYS_PWRITE = 51
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SYS_TSEMACQUIRE = 52
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SYS_NSEC = 53
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)
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@ -1,75 +0,0 @@
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// godefs -gsyscall -f -m32 types_plan9.c
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// MACHINE GENERATED - DO NOT EDIT.
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package syscall
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// Constants
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const (
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O_RDONLY = 0
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O_WRONLY = 0x1
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O_RDWR = 0x2
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O_TRUNC = 0x10
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O_CLOEXEC = 0x20
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O_EXCL = 0x1000
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STATMAX = 0xffff
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ERRMAX = 0x80
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MORDER = 0x3
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MREPL = 0
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MBEFORE = 0x1
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MAFTER = 0x2
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MCREATE = 0x4
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MCACHE = 0x10
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MMASK = 0x17
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RFNAMEG = 0x1
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RFENVG = 0x2
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RFFDG = 0x4
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RFNOTEG = 0x8
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RFPROC = 0x10
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RFMEM = 0x20
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RFNOWAIT = 0x40
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RFCNAMEG = 0x400
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RFCENVG = 0x800
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RFCFDG = 0x1000
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RFREND = 0x2000
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RFNOMNT = 0x4000
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QTDIR = 0x80
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QTAPPEND = 0x40
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QTEXCL = 0x20
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QTMOUNT = 0x10
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QTAUTH = 0x8
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QTTMP = 0x4
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QTFILE = 0
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DMDIR = 0x80000000
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DMAPPEND = 0x40000000
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DMEXCL = 0x20000000
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DMMOUNT = 0x10000000
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DMAUTH = 0x8000000
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DMTMP = 0x4000000
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DMREAD = 0x4
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DMWRITE = 0x2
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DMEXEC = 0x1
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STATFIXLEN = 0x31
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)
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// Types
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type _C_int int32
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type Prof struct {
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Pp *[0]byte /* sPlink */
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Next *[0]byte /* sPlink */
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Last *[0]byte /* sPlink */
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First *[0]byte /* sPlink */
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Pid uint32
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What uint32
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}
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type Tos struct {
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Prof Prof
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Cyclefreq uint64
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Kcycles int64
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Pcycles int64
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Pid uint32
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Clock uint32
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}
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@ -1,75 +0,0 @@
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// godefs -gsyscall -f -m32 types_plan9.c
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// MACHINE GENERATED - DO NOT EDIT.
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package syscall
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// Constants
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const (
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O_RDONLY = 0
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O_WRONLY = 0x1
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O_RDWR = 0x2
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O_TRUNC = 0x10
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O_CLOEXEC = 0x20
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O_EXCL = 0x1000
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STATMAX = 0xffff
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ERRMAX = 0x80
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MORDER = 0x3
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MREPL = 0
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MBEFORE = 0x1
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MAFTER = 0x2
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MCREATE = 0x4
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MCACHE = 0x10
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MMASK = 0x17
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RFNAMEG = 0x1
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RFENVG = 0x2
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RFFDG = 0x4
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RFNOTEG = 0x8
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RFPROC = 0x10
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RFMEM = 0x20
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RFNOWAIT = 0x40
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RFCNAMEG = 0x400
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RFCENVG = 0x800
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RFCFDG = 0x1000
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RFREND = 0x2000
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RFNOMNT = 0x4000
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QTDIR = 0x80
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QTAPPEND = 0x40
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QTEXCL = 0x20
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QTMOUNT = 0x10
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QTAUTH = 0x8
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QTTMP = 0x4
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QTFILE = 0
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DMDIR = 0x80000000
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DMAPPEND = 0x40000000
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DMEXCL = 0x20000000
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DMMOUNT = 0x10000000
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DMAUTH = 0x8000000
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DMTMP = 0x4000000
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DMREAD = 0x4
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DMWRITE = 0x2
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DMEXEC = 0x1
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STATFIXLEN = 0x31
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)
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// Types
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type _C_int int32
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type Prof struct {
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Pp *[0]byte /* sPlink */
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Next *[0]byte /* sPlink */
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Last *[0]byte /* sPlink */
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First *[0]byte /* sPlink */
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Pid uint32
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What uint32
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}
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type Tos struct {
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Prof Prof
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Cyclefreq uint64
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Kcycles int64
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Pcycles int64
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Pid uint32
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Clock uint32
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}
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