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Commit Graph

9553 Commits

Author SHA1 Message Date
Rob Pike
a45c657db1 bytes.Buffer: clarify that NewBuffer is not for beginners
R=golang-dev, adg
CC=golang-dev
https://golang.org/cl/4965048
2011-08-26 15:09:23 +10:00
Fumitoshi Ukai
ebf19fb171 websocket: Implements new version of WebSocket protocol.
This introduces new APIs.
- DialConfig can open client connection using Config, so user can specify protocol version, tls.Config if necessary.

- Message can be used to send/receive text/binary data in a frame.
- JSON can be used to send/receive JSON data in a frame.

R=golang-dev, adg, rsc, m, tarmigan, raul.san, yohcop
CC=golang-dev
https://golang.org/cl/4635084
2011-08-26 13:12:08 +10:00
Yasuhiro Matsumoto
7a3095121e syscall: SOMAXCONN should be 0x7fffffff at winsock2.
R=golang-dev, alex.brainman
CC=golang-dev
https://golang.org/cl/4955042
2011-08-26 12:36:46 +10:00
Benny Siegert
64c9c7f5de image/tiff: decoder optimization.
Write to image.*.Pix directly in the case of RGB, RGBA and NRGBA
images. For the latter two, the file format matches the memory layout
so a simple copy can be used.

RGB image before/after:
tiff.BenchmarkDecoder	748137 ns/op (62.39 MB/s)	251256 ns/op (185.76 MB/s)	x3.0

NRGBA image before/after:
tiff.BenchmarkDecoder	775540 ns/op (80.12 MB/s)	116721 ns/op (532.34 MB/s)	x6.6

R=nigeltao
CC=golang-dev
https://golang.org/cl/4929046
2011-08-26 11:36:52 +10:00
Benny Siegert
f172338a15 image/tiff: add a decode benchmark.
R=nigeltao
CC=golang-dev
https://golang.org/cl/4917049
2011-08-26 11:31:59 +10:00
Robert Griesemer
3a1f29beec godoc: added systematic throttling to indexing goroutine
- implemented stand-alone Throttle mechanism
- added new flag -index_throttle to godoc
- index throttling enables index creation when running
  godoc on app engine as it keeps godoc responsive

R=rsc, dsymonds, adg
CC=golang-dev
https://golang.org/cl/4963043
2011-08-25 17:46:43 -07:00
Gustavo Niemeyer
77db5ff501 go/build: separate test imports out when scanning
This fixes goinstall so it doesn't try to install unneeded
packages or get confused with non-existent loops.

R=golang-dev, adg, gustavo
CC=golang-dev
https://golang.org/cl/4958046
2011-08-25 21:00:20 -03:00
Mikio Hara
825f8c147a net: move internal string manipulation routines to parse.go
R=rsc
CC=golang-dev
https://golang.org/cl/4968044
2011-08-25 19:22:46 -04:00
Mikio Hara
78963f4f1d net: make use of IPv4len, IPv6len
R=golang-dev, rsc
CC=golang-dev
https://golang.org/cl/4957043
2011-08-25 19:00:04 -04:00
Gustavo Niemeyer
0462f77e24 goinstall: report lack of $GOPATH on errors
Fixes #2175.

R=alex.brainman, rsc, gustavo, adg
CC=golang-dev
https://golang.org/cl/4929047
2011-08-25 19:12:03 -03:00
Russ Cox
cb51fdc007 strconv: put decimal on stack
This makes decimal a good test
case for the escape analysis.

With escape analysis:

benchmark                 old ns/op    new ns/op    delta
BenchmarkAtof64Decimal         1954          243  -87.56%
BenchmarkAtof64Float           2008          293  -85.41%
BenchmarkAtof64FloatExp       10106         8814  -12.78%
BenchmarkAtof64Big             5113         3486  -31.82%

R=golang-dev, gri
CC=golang-dev
https://golang.org/cl/4861042
2011-08-25 17:54:14 -04:00
Russ Cox
dd0b8e7975 doc: emphasize that environment variables are optional
Also update $GOARM description.

R=golang-dev, gri
CC=golang-dev
https://golang.org/cl/4972041
2011-08-25 16:53:54 -04:00
Russ Cox
987649e09b build: fix more unused parameters
R=ken2
CC=golang-dev
https://golang.org/cl/4971042
2011-08-25 16:29:56 -04:00
Russ Cox
61f84a2cdc gc: shuffle #includes
#include "go.h" (or "gg.h")

becomes

#include <u.h>
#include <libc.h>
#include "go.h"

so that go.y can #include <stdio.h>
after <u.h> but before "go.h".
This is necessary on Plan 9.

R=ken2
CC=golang-dev
https://golang.org/cl/4971041
2011-08-25 16:25:10 -04:00
Russ Cox
55db9fe730 build: fix unused parameters
Found with gcc 4.6 -Wunused -Wextra
but should be applicable to Plan 9 too.

R=ken2
CC=golang-dev
https://golang.org/cl/4958044
2011-08-25 16:08:13 -04:00
Bill Neubauer
948418f16a template: Grammar fix for template documentation.
R=golang-dev, rsc
CC=golang-dev
https://golang.org/cl/4944043
2011-08-25 12:25:19 -04:00
Russ Cox
0227c45ede gc: fix some spurious leaks
Probably will spark some discussion.  ☺

R=lvd
CC=golang-dev
https://golang.org/cl/4948041
2011-08-25 09:26:13 -04:00
Dave Cheney
8511ed454a http: return 413 instead of 400 when the request body is too large
RFC2616 says servers should return this status code when
rejecting requests that are too large.

http://www.w3.org/Protocols/rfc2616/rfc2616-sec10.html#sec10.4.14

R=bradfitz
CC=golang-dev
https://golang.org/cl/4962041
2011-08-25 14:00:00 +04:00
Nigel Tao
1f0d277cc1 exp/template/html: add some tests for ">" attributes.
R=mikesamuel
CC=golang-dev
https://golang.org/cl/4956042
2011-08-25 13:48:21 +10:00
Mike Samuel
42a56d3e81 exp/template/html: Reworked escapeText to recognize attr boundaries.
The following testcases now pass:

`<a href=x` tests that we do not error on partial unquoted attrs.
`<a href=x ` tests that spaces do end unquoted attrs on spaces.
`<a href=''` tests that we recognize the end of single quoted attrs.
`<a href=""` tests that we recognize the end of double quoted attrs.

R=golang-dev, nigeltao
CC=golang-dev
https://golang.org/cl/4932051
2011-08-25 11:24:43 +10:00
Gustavo Niemeyer
15580526de version.bash: update VERSION on -save if already present
R=rsc
CC=golang-dev
https://golang.org/cl/4941047
2011-08-24 22:10:25 -03:00
Rob Pike
297a08ea66 gofix: forgot to rename the URL type
Fixes #2182

R=golang-dev, gri
CC=golang-dev
https://golang.org/cl/4952041
2011-08-25 10:16:11 +10:00
Andrew Gerrand
56f948470e bufio: handle a "\r\n" that straddles the buffer.
Fixes #2164.

R=r, rsc
CC=golang-dev
https://golang.org/cl/4927043
2011-08-25 08:44:12 +10:00
Evan Shaw
de20cec9c9 big: fix nat.scan bug
Scanning "0" with detected base did not actually set the nat to 0.

R=gri
CC=golang-dev
https://golang.org/cl/4923050
2011-08-24 14:55:03 -07:00
Russ Cox
42687d6ce4 gc: simplify escape analysis recursion
Merge escassign(N, x), escassign(x, N), escexpr(n), and escstmt(n) into esc(n).

1. Renaming
https://golang.org/cl/4917050/diff2/1:2001/src/cmd/gc/esc.c

2. Merging.
https://golang.org/cl/4917050/diff2/2001:4001/src/cmd/gc/esc.c

3. Simplify esccall.
https://golang.org/cl/4917050/diff2/4001:5002/src/cmd/gc/esc.c

R=lvd
CC=golang-dev
https://golang.org/cl/4917050
2011-08-24 16:47:32 -04:00
Russ Cox
4946b420f2 misc/emacs: refine label detection
Based on idea in
http://patch-tracker.debian.org/patch/series/view/golang/1:59-1/008-emacs-mode-key-literal-indent.patch

Fixes #2174.

R=amdragon, ajmani, amdragon
CC=golang-dev
https://golang.org/cl/4922049
2011-08-24 16:47:12 -04:00
Volker Dobler
f78e7d36a6 math: fix Pow10 loop
Pow10 failed for MinInt32 (endless loop until out of
memory).  Fix by returning 0 and +Inf for all arguments
where the result is not representable in a float64.
Fixes #2159.

R=rsc
CC=golang-dev
https://golang.org/cl/4930041
2011-08-24 13:59:52 -04:00
Mikio Hara
80f79ad305 net: make use of IPv4len, IPv6len
R=golang-dev, rsc
CC=golang-dev
https://golang.org/cl/4926046
2011-08-24 13:59:33 -04:00
Lucio De Re
6ecd5f9fe7 cov: remove tautological #defines
R=golang-dev
CC=golang-dev, rsc
https://golang.org/cl/4941048
2011-08-24 13:59:17 -04:00
Luuk van Dijk
847b61b554 gc: Escape analysis.
For now it's switch-on-and-offable with -s, and the effects can be inspected
with -m.  Defaults are the old codepaths.

R=rsc
CC=golang-dev
https://golang.org/cl/4634073
2011-08-24 19:07:08 +02:00
Robert Griesemer
52818f4583 godoc: use virtual file system when generating package synopses
Fix for godoc on app engine.

R=dsymonds
CC=golang-dev
https://golang.org/cl/4922050
2011-08-24 09:52:16 -07:00
Luuk van Dijk
940281bd3c test: put GOROOT/bin before all others in run
If you installed a 6g in /usr/bin it interferes
with test/run otherwise.

R=rsc
CC=golang-dev
https://golang.org/cl/4944046
2011-08-24 16:12:20 +02:00
Brad Fitzpatrick
fa6d038e98 http: adjust test threshold for larger suse buffers
My theory is that suse has larger TCP buffer sizes
by default.  I now check over 100MB, rather than over 2MB.
100MB is ~halfway between the 1MB limit and the 200MB
request that's attempted.

R=golang-dev, dsymonds
CC=golang-dev
https://golang.org/cl/4926048
2011-08-24 16:09:49 +04:00
Brad Fitzpatrick
bb4cf3f351 http: on invalid request, send 400 response
Fixes #2160

R=golang-dev, dsymonds
CC=golang-dev
https://golang.org/cl/4930049
2011-08-24 13:10:22 +04:00
Marcel van Lohuizen
4a4fa38d0e exp/norm: Reduced the size of the byte buffer used by reorderBuffer by half by reusing space when combining.
R=r
CC=golang-dev
https://golang.org/cl/4939042
2011-08-24 11:05:45 +02:00
Russ Cox
00d64c7239 reflect: add Value.Bytes, Value.SetBytes methods
This allows code that wants to handle
[]byte separately to get at the actual slice
instead of just at individual bytes.
It seems to come up often enough.

R=r
CC=golang-dev
https://golang.org/cl/4942051
2011-08-23 22:50:08 -04:00
Russ Cox
66bedf8221 go/build: add test support & use in gotest
A side-effect is that, just like foo_386.go
is only built on 386, foo_386_test.go is only
built for testing on 386.

R=adg, r, mattn.jp
CC=golang-dev
https://golang.org/cl/4942050
2011-08-23 22:45:30 -04:00
Russ Cox
74fc7d8f12 gobuilder: increase log limit
It's a balance between fetching too much
and falling far enough behind that you can't
catch up.  We missed 20 commits in a row
when the builders were down for a few days.
This gives us a little more leeway.

R=adg
CC=golang-dev
https://golang.org/cl/4936047
2011-08-23 22:39:39 -04:00
Russ Cox
03582b3308 http: delete error kludge
The kludge is targeted at broken web browsers
like Chrome and IE, but it gets in the way of
sending 400 or 500-series error results with
formatted bodies in response to AJAX requests
made by pages executing in those browsers.

Now the AJAX cases will work and Chrome
and IE will be as broken with Go servers as
they are with all the other servers.

Fixes #2169.

R=bradfitz, dsymonds
CC=golang-dev
https://golang.org/cl/4930047
2011-08-23 22:39:25 -04:00
Russ Cox
5e188b40f2 build: avoid redundant bss declarations
Some compilers care, sadly.

R=iant, ken
CC=golang-dev
https://golang.org/cl/4931042
2011-08-23 22:39:14 -04:00
Paul Borman
af18e4b9b0 net: add ParseMAC function
ParseMAC parses a string representing MAC-48, EUI-48, or EUI-64 into
a HardwareAddr.

R=rsc, fshahriar
CC=golang-dev
https://golang.org/cl/4922048
2011-08-23 22:38:43 -04:00
Andrew Gerrand
39194de8ca misc/dashboard: remove limit for json package list
R=golang-dev, bradfitz
CC=golang-dev
https://golang.org/cl/4937048
2011-08-24 09:52:03 +10:00
Robert Griesemer
e656a184cb go/ast cleanup: base File/PackageExports on FilterFile/FilterPackage code
R=r, rsc
CC=golang-dev
https://golang.org/cl/4927046
2011-08-23 16:03:42 -07:00
Robert Griesemer
cde06f541f go/ast: adjustments to filter function
CL 4938041 made some incorrect changes to the filter
function which caused a different doc/codelab/wiki/index.html
file to be generated.

Added FilterFileExports and FilterPackageExports function.
Same as the existing FileExpors/PackageExports functions
but using shared code. The old functions will be removed
in the next CL.

R=r, rsc
CC=golang-dev
https://golang.org/cl/4932048
2011-08-23 14:17:18 -07:00
Julian Phillips
b99d722963 gc: fix pc/line table
When a line directive was encountered we would push a new 'z' entry into
the history to indicate the start of new file attributation, and a 'Z'
entry to change line numbering.  However we didn't pop the 'z' entry, so
we were actually corrupting the history stack.  The most obvious
occurance of this was in the code that build the symbol tables for the
DWARF information - where an internal stack in the linker would overflow
when more than a few line directives were encountered in a single stack
(Issue 1878).  So now we pop the 'z' entry when we encounter the end of
the file that the directive was in, which maintains the history stack
integrity.

Also, although new 'z' entries for new files had relative paths
expanded, the same was not done for line directives.  Now we do it for
line directives also - so that the now correct DWARF information has the
full path available.

Fixes #1878.

R=rsc
CC=golang-dev
https://golang.org/cl/4938042
2011-08-23 17:01:14 -04:00
Russ Cox
33e9d24ad9 runtime: fix void warnings
Add -V flag to 6c command line to keep them fixed.

R=ken2
CC=golang-dev
https://golang.org/cl/4930046
2011-08-23 13:13:27 -04:00
Robert Griesemer
f6d536bea4 go/parser: fix type switch scoping
Introduce extra scope for the variable declared by a
TypeSwitchGuard so that it doesn't conflict with vars
declared by the initial SimpleStmt of a type switch.

This is a replacement for CL 4896053 which caused
a build breakage.

Also:
- explicitly detect type switches (as opposed to detecting
  expression switches and then do extra testing for type switches)
- fix all outstanding TODOs in parser.go
- ran all tests

R=rsc
CC=golang-dev
https://golang.org/cl/4914044
2011-08-23 09:22:41 -07:00
Brad Fitzpatrick
f0ef4f4746 http: add MaxBytesReader to limit request body size
This adds http.MaxBytesReader, similar to io.LimitReader,
but specific to http, and for preventing a class of DoS
attacks.

This also makes the 10MB ParseForm limit optional (if
not already set by a MaxBytesReader), documents it,
and also adds "PUT" as a valid verb for parsing forms
in the request body.

Improves issue 2093 (DoS protection)
Fixes #2165 (PUT form parsing)

R=golang-dev, adg
CC=golang-dev
https://golang.org/cl/4921049
2011-08-23 12:17:21 +04:00
Rob Pike
6731d47f99 effective go: fix erroneous quoting of ampersands that cropped up
R=golang-dev, rsc
CC=golang-dev
https://golang.org/cl/4937047
2011-08-23 13:54:29 +10:00
Russ Cox
03e9ea5b74 runtime: simplify stack traces
Make the stack traces more readable for new
Go programmers while preserving their utility for old hands.

- Change status number [4] to string.
- Elide frames in runtime package (internal details).
- Swap file:line and arguments.
- Drop 'created by' for main goroutine.
- Show goroutines in order of allocation:
  implies main goroutine first if nothing else.

There is no option to get the extra frames back.
Uncomment 'return 1' at the bottom of symtab.c.

$ 6.out
throw: all goroutines are asleep - deadlock!

goroutine 1 [chan send]:
main.main()
       /Users/rsc/g/go/src/pkg/runtime/x.go:22 +0x8a

goroutine 2 [select (no cases)]:
main.sel()
       /Users/rsc/g/go/src/pkg/runtime/x.go:11 +0x18
created by main.main
       /Users/rsc/g/go/src/pkg/runtime/x.go:19 +0x23

goroutine 3 [chan receive]:
main.recv(0xf8400010a0, 0x0)
       /Users/rsc/g/go/src/pkg/runtime/x.go:15 +0x2e
created by main.main
       /Users/rsc/g/go/src/pkg/runtime/x.go:20 +0x50

goroutine 4 [chan receive (nil chan)]:
main.recv(0x0, 0x0)
       /Users/rsc/g/go/src/pkg/runtime/x.go:15 +0x2e
created by main.main
       /Users/rsc/g/go/src/pkg/runtime/x.go:21 +0x66
$

$ 6.out index
panic: runtime error: index out of range

goroutine 1 [running]:
main.main()
        /Users/rsc/g/go/src/pkg/runtime/x.go:25 +0xb9
$

$ 6.out nil
panic: runtime error: invalid memory address or nil pointer dereference
[signal 0xb code=0x1 addr=0x0 pc=0x22ca]

goroutine 1 [running]:
main.main()
        /Users/rsc/g/go/src/pkg/runtime/x.go:28 +0x211
$

$ 6.out panic
panic: panic

goroutine 1 [running]:
main.main()
        /Users/rsc/g/go/src/pkg/runtime/x.go:30 +0x101
$

R=golang-dev, qyzhai, n13m3y3r, r
CC=golang-dev
https://golang.org/cl/4907048
2011-08-22 23:26:39 -04:00