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Commit Graph

15764 Commits

Author SHA1 Message Date
Dmitriy Vyukov
4dd1b8999a cmd/dist: support goos,goarch build tags
This is necessary to submit netpoll for linux,386 linux,amd64

R=golang-dev, bradfitz, rsc
CC=golang-dev
https://golang.org/cl/7470050
2013-03-14 19:04:47 +04:00
Russ Cox
f84d5dd475 runtime: make panic possible before malloc is ready
Otherwise startup problems can be difficult to debug.

R=golang-dev, r
CC=golang-dev
https://golang.org/cl/7522046
2013-03-14 10:10:12 -04:00
Dmitriy Vyukov
5b79aa82ff runtime: revert UseSpanType back to 1
R=golang-dev
CC=golang-dev
https://golang.org/cl/7812043
2013-03-14 13:48:19 +04:00
Dmitriy Vyukov
f51ec00722 runtime: fix build
R=golang-dev
CC=golang-dev
https://golang.org/cl/7529049
2013-03-14 10:59:55 +04:00
Dmitriy Vyukov
0bee99ab3b runtime: integrated network poller for darwin
vs tip:
benchmark                           old ns/op    new ns/op    delta
BenchmarkTCP4Persistent                 67786        33175  -51.06%
BenchmarkTCP4Persistent-2               49085        31227  -36.38%
BenchmarkTCP4PersistentTimeout          69265        32565  -52.98%
BenchmarkTCP4PersistentTimeout-2        49217        32588  -33.79%

vs old scheduler:
benchmark                           old ns/op    new ns/op    delta
BenchmarkTCP4Persistent                 63517        33175  -47.77%
BenchmarkTCP4Persistent-2               54760        31227  -42.97%
BenchmarkTCP4PersistentTimeout          63234        32565  -48.50%
BenchmarkTCP4PersistentTimeout-2        56956        32588  -42.78%

R=golang-dev, bradfitz, devon.odell, mikioh.mikioh, iant, rsc
CC=golang-dev, pabuhr
https://golang.org/cl/7569043
2013-03-14 10:38:37 +04:00
Dmitriy Vyukov
a11d7d4e11 net: prepare connect() for new network poller
The problem is that new network poller can have spurious
rediness notifications. This implementation ensures that
the socket is actually connected.

R=golang-dev, rsc, akumar
CC=golang-dev
https://golang.org/cl/7785043
2013-03-14 10:32:42 +04:00
Russ Cox
ffbcd89f62 cmd/go: allow ~ in middle of path, just not at beginning
An earlier CL disallowed ~ anywhere in GOPATH, to avoid
problems with GOPATH='~/home' instead of GOPATH=~/home.
But ~ is only special in the shell at the beginning of each of
the paths in the list, and some paths do have ~ in the middle.
So relax the requirement slightly.

Fixes #4140.

R=golang-dev, dsymonds
CC=golang-dev
https://golang.org/cl/7799045
2013-03-13 23:32:12 -04:00
Olivier Saingre
f74eb6dbf7 encoding/xml: rewrite invalid code points to U+FFFD in Marshal, Escape
Fixes #4235.

R=rsc, dave, r, dr.volker.dobler
CC=golang-dev
https://golang.org/cl/7438051
2013-03-13 23:26:03 -04:00
Russ Cox
e778f93022 cmd/go: add go1.1 build tag, add -installsuffix flag
The new build tag "go1.1" will be satisfied by any Go 1.z release >= 1.1.
In general, the build tag "go1.x" will be satisfied by any Go 1.z release >= 1.x.
What happens when we reach Go 2 is yet to be decided.

The tags "go1" or "go1.0" are missing, because +build tags did not exist
before then, and also because the Go 1.0 releases do not recognize them.

The new -installsuffix flag gives access to the build context's InstallSuffix
(formerly named InstallTag, but not part of Go 1.0), for use in isolating
builds to custom directories. For example -race implies -installsuffix race,
and an AppEngine-specific build might use -tags appengine -installsuffix appengine.

Fixes #4116.
Fixes #4443.

R=golang-dev, bradfitz, r
CC=golang-dev
https://golang.org/cl/7794043
2013-03-13 17:37:49 -04:00
Russ Cox
3048a4c7b3 cmd/vet: make struct tag literal test work better with no go/types
Eliminate false positives when you can tell even without
type information that the literal does not need field tags.

Far too noisy otherwise.

R=golang-dev, r
CC=golang-dev
https://golang.org/cl/7797043
2013-03-13 17:37:37 -04:00
Rob Pike
2211634113 cmd/go: better documentation about profiling
Point the user to "go tool pprof" and mention some
important flags.

Fixes #4990.

R=golang-dev, bradfitz
CC=golang-dev
https://golang.org/cl/7657045
2013-03-13 13:56:51 -07:00
Dave Cheney
8883c484cf cmd/gc: silence valgrind error
valgrind complained that under some circumstances,

    *nr = *nc

was being called when nr and nc were the same *Node. The suggestion my Rémy was to introduce a tmp node to avoid the potential for aliasing in subnode.

R=remyoudompheng, minux.ma, rsc
CC=golang-dev
https://golang.org/cl/7780044
2013-03-13 16:12:38 -04:00
Russ Cox
4e63d6ee4d cmd/godoc: fix BUGS heading in text mode
All the headings are CAPS not Title.

Fixes #4843.

R=golang-dev, bradfitz
CC=golang-dev
https://golang.org/cl/7792043
2013-03-13 15:22:59 -04:00
Rick Arnold
cb8aebf19d encoding/json: properly handle extra objects with fixed size arrays
If a fixed size array is passed in as the decode target and the JSON
to decode has extra array elements that are objects, then previously
the decoder would return a "data changing underfoot" error.

Fixes #3717.

R=golang-dev, adg, rsc
CC=golang-dev
https://golang.org/cl/7490046
2013-03-13 14:53:03 -04:00
Tyler Bunnell
06cbe78bd7 net: use original raddr if getpeername fails
Fixes #3838.

R=dave, mikioh.mikioh, rsc
CC=golang-dev
https://golang.org/cl/7511043
2013-03-13 14:49:24 -04:00
Russ Cox
bdf8bf6adc encoding/xml: predefine xml name space prefix
Also change prefix generation to use more human-friendly prefixes.

Fixes #5040.

R=golang-dev, r, bradfitz
CC=golang-dev
https://golang.org/cl/7777047
2013-03-13 14:36:42 -04:00
Jeff R. Allen
8c2b6226f7 misc/pprof: fix address lookup regression on Linux
Just use "go tool addr2line" no matter what, since we know
it works for all OSs.

Fixes #4818.

R=rsc, r
CC=golang-dev
https://golang.org/cl/7526047
2013-03-13 09:40:38 -07:00
Jeff R. Allen
ea75ada36b unicode/utf8: fix insignificant typos in tests
Fixes #4972.

R=golang-dev, bradfitz
CC=golang-dev
https://golang.org/cl/7649044
2013-03-13 07:45:31 -07:00
Brad Fitzpatrick
1fdb3e2ed6 net: fix windows and plan9 build
Don't call unix-only function in test init.

R=golang-dev, alex.brainman
CC=golang-dev
https://golang.org/cl/7778043
2013-03-13 07:42:55 -07:00
Dominik Honnef
69eb345727 misc/emacs: Fix indentation for code following multiline function declarations
Correctly indent the body of functions that have been declared
over multiple lines. See http://play.golang.org/p/MHMwNDbFyf for
an example.

Previously, the body of the function would be indented as deep as
the continuation line of the function declaration. Now it gets
indented as deep as the func keyword.

R=adonovan, cw, patrick.allen.higgins
CC=golang-dev
https://golang.org/cl/7628043
2013-03-12 21:37:18 -07:00
Mike Rosset
b4afe88973 doc: clarify that gccgo is a GCC front-end
R=golang-dev, r, iant, iant
CC=golang-dev
https://golang.org/cl/6454072
2013-03-12 17:12:56 -07:00
Mikio Hara
8373f729fd net: require of both -external and -ipv6 flags to run IPv6 multicast tests
On BSD variants, the tests need surely constructed IPv6
routing table.

R=golang-dev, dave
CC=golang-dev
https://golang.org/cl/7776043
2013-03-13 08:00:01 +08:00
Rob Pike
d526e5e79c go/test/bench/go1: add regexp test
R=golang-dev, bradfitz
CC=golang-dev
https://golang.org/cl/7480047
2013-03-12 16:50:10 -07:00
Brad Fitzpatrick
ba6ea4a95c test/bench/go1: add http test
R=golang-dev, r
CC=golang-dev
https://golang.org/cl/7529048
2013-03-12 16:46:38 -07:00
Nigel Tao
a3d1c1bdce image/jpeg: ignore extraneous data, the same as what libjpeg does.
Fixes #4705.

Note that libjpeg will print a warning to stderr if there are many
extraneous bytes, but can be silent if the extraneous bytes can fit
into its int32 bit-buffer for Huffman decoding. I'm guessing that
this is why whatever encoder that produced the image filed for issue
4705 did not realize that they are, strictly speaking, generating an
invalid JPEG. That issue's attached image has two extraneous bytes.

For example, piping the program below into libjpeg's djpeg program
will print an "18 extraneous bytes" warning, even though N == 20.

$ cat main.go
package main

import (
        "bytes"
        "image"
        "image/color"
        "image/jpeg"
        "os"
)

const N = 20

func main() {
        // Encode a 1x1 red image.
        m := image.NewRGBA(image.Rect(0, 0, 1, 1))
        m.Set(0, 0, color.RGBA{255, 0, 0, 255})
        buf := new(bytes.Buffer)
        jpeg.Encode(buf, m, nil)
        b := buf.Bytes()
        // Strip the final "\xff\xd9" EOI marker.
        b = b[:len(b)-2]
        // Append N dummy 0x80 bytes to the SOS data.
        for i := 0; i < N; i++ {
                b = append(b, 0x80)
        }
        // Put back the "\xff\xd9" EOI marker.
        b = append(b, 0xff, 0xd9)
        os.Stdout.Write(b)
}
$ go run main.go | djpeg /dev/stdin > /tmp/foo.pnm
Corrupt JPEG data: 18 extraneous bytes before marker 0xd9

The resultant /tmp/foo.pnm is a perfectly good 1x1 red image.

R=r
CC=golang-dev
https://golang.org/cl/7750043
2013-03-13 10:44:45 +11:00
Mikio Hara
9f399a0301 net: make sure to use /tmp in unix domain socket tests
R=golang-dev, bradfitz, dave, rsc
CC=golang-dev
https://golang.org/cl/7547044
2013-03-13 07:26:21 +08:00
Akshat Kumar
293c880f13 runtime: Plan 9, 32-bit: fix build by updating call to open()
With the global redefinition of runtime·open by CL 7543043,
we need to provide a third argument and remove the cast
to the string.

Fixes build on 386 version of Plan 9.

R=khr, rsc, rminnich, ality
CC=golang-dev
https://golang.org/cl/7644047
2013-03-12 23:10:18 +01:00
Akshat Kumar
a1b2d1404b net: Plan 9: add lookupProtocol
Needed by TestResolveIPAddr. This makes us pass tests
again.

R=rsc, rminnich, ality, bradfitz
CC=golang-dev
https://golang.org/cl/7737043
2013-03-12 23:05:39 +01:00
Russ Cox
f7ad816c5c cmd/ld: fix 'use after free' error in new obj code
Many thanks to Elias Naur for finding this with Valgrind on Linux.
Perhaps this is what is breaking the windows/amd64 builder.

R=golang-dev, r
CC=golang-dev
https://golang.org/cl/7595044
2013-03-12 17:57:13 -04:00
Rob Pike
5dc1e0f245 api/next.txt: remove references to go/types, now in separate repo
R=golang-dev, bradfitz
CC=golang-dev
https://golang.org/cl/7663045
2013-03-12 14:42:37 -07:00
Robert Figueiredo
e1a5aa8105 html/template: Ensure release of namespace mutex in Template.Execute()
R=golang-dev, r
CC=golang-dev
https://golang.org/cl/6727046
2013-03-12 14:35:14 -07:00
Benny Siegert
f878b67b0f misc/bbedit, misc/notepadplus: remove executable bits from files.
R=golang-dev, dave, iant
CC=golang-dev
https://golang.org/cl/7765043
2013-03-12 14:29:25 -07:00
Rob Pike
c34050fd53 spec: rewrite the description of panic and recover.
The old description was misleading and inaccurate.

Fixes #4774.

R=iant, rsc, gri
CC=golang-dev
https://golang.org/cl/7761044
2013-03-12 14:28:16 -07:00
Jan Ziak
4e6e9f9b28 test/bench/garbage: fix parser benchmark
R=golang-dev, bradfitz
CC=golang-dev
https://golang.org/cl/7762046
2013-03-12 22:25:15 +01:00
Rob Pike
4ce79096b6 go/types: delete from main repo; part of move to go.exp
See also https://golang.org/cl/7656044

R=golang-dev, gri, rsc
CC=golang-dev
https://golang.org/cl/7625048
2013-03-12 13:55:58 -07:00
Russ Cox
bfe80e21e4 encoding/xml: reject > chain with non-element
Fixes #5033.

R=golang-dev, r
CC=golang-dev
https://golang.org/cl/7764044
2013-03-12 16:42:25 -04:00
Robert Griesemer
8323cef77c go/printer, gofmt: avoid extra final comma in multi-line signatures
The parameter list layout function was incorrectly computing the
end of the previous line in cases where a parameter type spanned
multiple lines. As a result, an extra (valid, but not needed)
comma was introduced before the paremeter list's closing parenthesis.

Fixes #4533.

R=rsc
CC=golang-dev
https://golang.org/cl/7674044
2013-03-12 13:07:15 -07:00
Robert Griesemer
d825320550 go/doc: set receiver type position for embedded methods
This was a bug that didn't manifest itself before CL 7674044;
but with that CL and without this fix, the go/doc tests fail.
(The bug fixed by 7674044 and the bug fixed here cancelled
each other out w/ respect to the go/doc tests).

R=rsc
CC=golang-dev
https://golang.org/cl/7628045
2013-03-12 13:06:55 -07:00
Dmitriy Vyukov
b09d881799 net: refactoring in preparation for integrated network poller
Introduce pollDesc struct, to split netFD struct into fd-related
and poller-related parts.

R=golang-dev, bradfitz, iant
CC=golang-dev
https://golang.org/cl/7762044
2013-03-13 00:03:00 +04:00
Shenghou Ma
07fb6fcd40 os/signal: windows is supported, update comment
Fixes #5035.

R=golang-dev, r
CC=golang-dev
https://golang.org/cl/7519045
2013-03-13 02:40:56 +08:00
Keith Randall
66e346433e runtime: Fix plan9 aes hash initialization.
R=golang-dev, r
CC=golang-dev
https://golang.org/cl/7593045
2013-03-12 11:03:16 -07:00
Rob Pike
9dfcfb9385 effective_go.html: fix semaphore example
It didn't work properly according to the Go memory model.
Fixes #5023.

R=golang-dev, dvyukov, adg
CC=golang-dev
https://golang.org/cl/7698045
2013-03-12 10:53:01 -07:00
Keith Randall
a5d4024139 runtime: faster & safer hash function
Uses AES hardware instructions on 386/amd64 to implement
a fast hash function.  Incorporates a random key to
thwart hash collision DOS attacks.
Depends on CL#7548043 for new assembly instructions.

Update #3885
Helps some by making hashing faster.  Go time drops from
0.65s to 0.51s.

R=rsc, r, bradfitz, remyoudompheng, khr, dsymonds, minux.ma, elias.naur
CC=golang-dev
https://golang.org/cl/7543043
2013-03-12 10:47:44 -07:00
Dmitriy Vyukov
4e032ce301 runtime: fix build
R=golang-dev
CC=golang-dev
https://golang.org/cl/7760043
2013-03-12 21:39:49 +04:00
Dmitriy Vyukov
c211884731 runtime: add network polling support into scheduler
This is a part of the bigger change that moves network poller into runtime:
https://golang.org/cl/7326051/

R=golang-dev, bradfitz, mikioh.mikioh, rsc
CC=golang-dev
https://golang.org/cl/7448048
2013-03-12 21:14:26 +04:00
Russ Cox
4dd3e1e844 encoding/xml: name space bug fixes
If two fields have the same name but different explicit name spaces,
treat as non-conflicting. This allows parsing common XML formats
that have ns1:tag and ns2:tag in the same XML element.
Fixes #4691.

Allow setting the default name space for unadorned tags, by
writing to Decoder.DefaultSpace. This allows turned the job of
parsing common XML formats that have tag and ns2:tag in the
same XML element into the first case by setting DefaultSpace="ns1".
Fixes #3703.

Use name space attributes when decoding.
Attach name space to attributes when encoding.
Could be done with fewer annotations, but semantically correct as is.
Fixes #3526.

R=golang-dev, bradfitz
CC=golang-dev
https://golang.org/cl/7227056
2013-03-12 11:46:12 -04:00
Adrian Nos
0d559f7b92 net/rpc/jsonrpc: nil pointer deference on invalid reply.
Fixes #5006.

R=golang-dev, rsc
CC=golang-dev
https://golang.org/cl/7691045
2013-03-12 11:45:56 -04:00
Russ Cox
276c04a90a A+C: Adrian Nos (individual CLA)
Generated by addca.

R=gobot
CC=golang-dev
https://golang.org/cl/7526046
2013-03-12 11:45:30 -04:00
Dmitriy Vyukov
6ee739d7e9 runtime: fix deadlock detector false negative
The issue was that scvg is assigned *after* the scavenger goroutine is started,
so when the scavenger calls entersyscall() the g==scvg check can fail.
Fixes #5025.

R=golang-dev, iant
CC=golang-dev
https://golang.org/cl/7629045
2013-03-12 17:21:44 +04:00
Dmitriy Vyukov
7f070af515 runtime: deflake TestStackMem
The problem is that there are lots of dead G's from previous tests,
each dead G consumes 1 stack segment.
Fixes #5034.

R=golang-dev, bradfitz
CC=golang-dev
https://golang.org/cl/7749043
2013-03-12 15:19:06 +04:00