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Commit Graph

15176 Commits

Author SHA1 Message Date
Péter Surányi
d2252d9b07 syscall: check for invalid characters in Setenv on Unix
On POSIX, '=' in key is explicitly invalid, and '\x00' in key/value is implicitly invalid.

R=golang-dev, iant, bradfitz
CC=golang-dev
https://golang.org/cl/7311061
2013-02-08 10:45:46 -08:00
Kamil Kisiel
f26fc0c017 net/http/httptest: add examples
R=golang-dev, adg, bradfitz
CC=golang-dev
https://golang.org/cl/7314046
2013-02-08 09:20:05 -08:00
Alan Donovan
5fa6721a31 exp/ssa/interp: fix MS Windows breakage.
syscall.{Kill,Write} are not portable to MS Windows, so we
disable them for now.

R=iant, rsc
CC=golang-dev
https://golang.org/cl/7312066
2013-02-08 11:58:24 -05:00
Alan Donovan
c8f2449ea7 exp/ssa: (#5 of 5): the SSA interpreter and 'ssadump' tool.
R=gri, iant
CC=golang-dev
https://golang.org/cl/7226065
2013-02-08 10:43:53 -05:00
Dmitriy Vyukov
0a9f1ab8bb runtime/race: deflake tests
With the new scheduler races in the tests are reported during execution of other tests.
The change joins goroutines started during the tests.

R=golang-dev, bradfitz
CC=golang-dev
https://golang.org/cl/7310066
2013-02-08 19:24:50 +04:00
Dmitriy Vyukov
45636db01b runtime: fix integer overflow
The problem happens when end=0, then end-1 is very big number.
Observed with the new scheduler.

R=golang-dev, iant
CC=golang-dev
https://golang.org/cl/7307073
2013-02-08 19:05:19 +04:00
Mikio Hara
6dfd386005 net: simplify Dial, Listen, ListenPacket and those helpers
R=golang-dev, dave, bradfitz
CC=golang-dev
https://golang.org/cl/7300065
2013-02-08 21:53:10 +09:00
Mikio Hara
dc6e51cfd2 net: delete duplicate listenerSockaddr
R=golang-dev, dave
CC=golang-dev
https://golang.org/cl/7299067
2013-02-08 17:02:08 +09:00
Rémy Oudompheng
f42fa807a6 cmd/5g: add missing splitclean.
See issue 887 for the 8g analogue.

R=golang-dev, minux.ma
CC=golang-dev
https://golang.org/cl/7306069
2013-02-08 08:19:47 +01:00
Shenghou Ma
6c54bf9916 runtime: fix build for Linux/ARM
R=dave, rsc
CC=golang-dev
https://golang.org/cl/7299055
2013-02-08 13:24:38 +08:00
Jeremy Schlatter
c94eddd1af io: Simplify CopyN implementation by delegating to Copy.
R=golang-dev, dave, minux.ma, bradfitz, rsc
CC=golang-dev
https://golang.org/cl/7312055
2013-02-07 20:26:12 -08:00
Brad Fitzpatrick
abbe111135 C: add Jeremy Schlatter (Google CLA)
R=golang-dev, dsymonds
CC=golang-dev
https://golang.org/cl/7307070
2013-02-07 20:25:10 -08:00
Russ Cox
8035cbd97c codereview: use hgapplydiff instead of hgpatch
Depends on https://golang.org/cl/7308067

R=golang-dev, bradfitz
CC=golang-dev
https://golang.org/cl/7312064
2013-02-07 23:15:08 -05:00
Russ Cox
18441e8ade net: do not use RLock around Accept
It might be non-blocking, but it also might be blocking.
Cannot take the chance, as Accept might block indefinitely
and make it impossible to acquire ForkLock exclusively
(during fork+exec).

Fixes #4737.

R=golang-dev, dave, iant, mikioh.mikioh
CC=golang-dev
https://golang.org/cl/7309050
2013-02-07 22:45:12 -05:00
David Symonds
3c1dfb2b9a cmd/godoc: fix format strings.
R=golang-dev, bradfitz
CC=golang-dev
https://golang.org/cl/7309061
2013-02-08 12:00:35 +11:00
Brad Fitzpatrick
30a9957aac bytes: minor optimization to lastIndexFunc
Before and after:
BenchmarkTrimSpace  20000000   81.3 ns/op
BenchmarkTrimSpace  50000000   58.0 ns/op

(most whitespace trimming is ASCII whitespace)

Same optimization appeared a handful of other places
in this file, but not here.

R=golang-dev, dave
CC=golang-dev
https://golang.org/cl/7305063
2013-02-07 16:00:06 -08:00
Russ Cox
7594440ef1 cmd/8g: add a few missing splitclean
Fixes #887.

R=ken2
CC=golang-dev
https://golang.org/cl/7303061
2013-02-07 17:55:25 -05:00
Ian Lance Taylor
2b44c33b4a crypto/md5: fix for big-endian processors
R=golang-dev, minux.ma, agl
CC=golang-dev
https://golang.org/cl/7305059
2013-02-07 13:31:53 -08:00
Ian Lance Taylor
514f10b9ab net: skip TestMulticastListener on Solaris
R=golang-dev, minux.ma
CC=golang-dev
https://golang.org/cl/7308060
2013-02-07 09:58:42 -08:00
Péter Surányi
fe7dbea00e os/exec: LookPath on Unix shouldn't look in cwd when PATH is empty
R=golang-dev, dave, bradfitz
CC=golang-dev
https://golang.org/cl/7305053
2013-02-07 06:41:35 -08:00
Shenghou Ma
80e1cf73eb crypto/rc4: naïve ARM assembly implementation
On 800MHz Cortex-A8:
benchmark           old ns/op    new ns/op    delta
BenchmarkRC4_128         9395         2838  -69.79%
BenchmarkRC4_1K         74497        22120  -70.31%
BenchmarkRC4_8K        587243       171435  -70.81%

benchmark            old MB/s     new MB/s  speedup
BenchmarkRC4_128        13.62        45.09    3.31x
BenchmarkRC4_1K         13.75        46.29    3.37x
BenchmarkRC4_8K         13.79        47.22    3.42x

Result for "OpenSSL 1.0.1c 10 May 2012" from Debian/armhf sid:
type             16 bytes     64 bytes    256 bytes   1024 bytes   8192 bytes
rc4              39553.81k    46522.39k    49336.11k    50085.63k    50258.06k

R=golang-dev, agl, dave
CC=golang-dev
https://golang.org/cl/7310051
2013-02-07 18:54:21 +08:00
Ian Lance Taylor
0592c44956 net: permit pollster DelFD to return whether to call Wakeup
This is necessary for systems that use select as the pollster,
such as Solaris (supported by gccgo).  It corresponds to the
bool returned by AddFD.  In general it's not clearly defined
what happens when a descriptor used in a select is closed, and
different systems behave differently.  Waking up the select
will cause the right thing to happen: the closed descriptor
will be dropped from the next iteration.

R=golang-dev, bradfitz
CC=golang-dev
https://golang.org/cl/7303056
2013-02-06 17:18:53 -08:00
Gaal Yahas
c2fb6e2c0b sync: improve WaitGroup example by putting the call to Done in a
deferred block. This makes hangs in the waiting code less likely
if a goroutine exits abnormally.

R=golang-dev, minux.ma
CC=golang-dev
https://golang.org/cl/7306052
2013-02-07 00:39:52 +08:00
Ian Lance Taylor
c3f49ca977 CONTRIBUTORS: add Gaal Yahas (Google CLA)
R=golang-dev, rsc
CC=golang-dev
https://golang.org/cl/7311053
2013-02-06 08:21:03 -08:00
Albert Strasheim
309d88e28c syscall, net: Fix unix socket autobind on Linux.
R=rsc, iant, mikioh.mikioh
CC=golang-dev
https://golang.org/cl/7300047
2013-02-06 06:45:57 -08:00
Volker Dobler
8c6489bc27 exp/cookiejar: infrastructure for upcoming implementation
This CL is the first of a handful of CLs which will provide
the implementation of cookiejar. It contains several helper
functions and the skeleton of Cookies and SetCookies.

Proper host name handling requires the ToASCII transformation
from package idna which currently lives in the go.net
subrepo. This CL thus contains just a TODO for this issue.

R=nigeltao, rsc, bradfitz
CC=golang-dev
https://golang.org/cl/7287046
2013-02-06 22:37:34 +11:00
Shenghou Ma
fe51d09bbe doc/articles/error_handling: no more os.Error
R=golang-dev, dsymonds
CC=golang-dev
https://golang.org/cl/7304053
2013-02-06 18:32:54 +08:00
Dmitriy Vyukov
0a40cd2661 runtime/race: switch to explicit race context instead of goroutine id's
Removes limit on maximum number of goroutines ever existed.
code.google.com/p/goexecutor tests now pass successfully.
Also slightly improves performance.
Before: $ time ./flate.test -test.short
real	0m9.314s
After:  $ time ./flate.test -test.short
real	0m8.958s
Fixes #4286.
The runtime is built from llvm rev 174312.

R=rsc
CC=golang-dev
https://golang.org/cl/7218044
2013-02-06 11:40:54 +04:00
Jeff R. Allen
33995fe59e log/syslog: retry once if write fails
Implements deferred connections + single-attempt automatic
retry. Based on CL 5078042 from kuroneko.

Fixes #2264.

R=mikioh.mikioh, rsc, bradfitz
CC=golang-dev
https://golang.org/cl/6782140
2013-02-05 09:54:01 -08:00
Shenghou Ma
7de3d71797 runtime: save LR to stack when panicking to handle leaf function traceback
R=golang-dev, rsc
CC=golang-dev
https://golang.org/cl/7289047
2013-02-06 01:18:37 +08:00
Shenghou Ma
4360ef8de2 lib9: fix build for windows
R=golang-dev, rsc
CC=golang-dev
https://golang.org/cl/7311044
2013-02-06 00:33:25 +08:00
Ian Lance Taylor
da35d42521 exp/inotify: close event channel before file descriptor
Closing the inotify file descriptor can take over a second
when running on Ubuntu Precise in an NFS directory, leading to
the test error in issue 3132.  Closing the event channel first
lets a client that does not care about the error channel move
on.

Fixes #3132.

R=golang-dev, dave, rsc
CC=golang-dev
https://golang.org/cl/7300045
2013-02-05 06:11:10 -08:00
Shenghou Ma
255fb521da cmd/dist: add -Wstrict-prototypes to CFLAGS and fix all the compiler errors
Plan 9 compilers insist this but as we don't have Plan 9
builders, we'd better let gcc check the prototypes.

Inspired by CL 7289050.

R=golang-dev, seed, dave, rsc, lucio.dere
CC=akumar, golang-dev
https://golang.org/cl/7288056
2013-02-05 21:43:04 +08:00
Caleb Spare
dff017ea99 container/heap: fix comment typo in example test
This updates a bad reference to a method name in the example priority queue test.

The error was introduced in the example refactoring in rev. 2ea8f07b2ffe.

R=golang-dev, minux.ma
CC=golang-dev
https://golang.org/cl/7279045
2013-02-05 07:06:00 -05:00
Russ Cox
fd178d6a7e cmd/gc: add way to specify 'noescape' for extern funcs
A new comment directive //go:noescape instructs the compiler
that the following external (no body) func declaration should be
treated as if none of its arguments escape to the heap.

Fixes #4099.

R=golang-dev, dave, minux.ma, daniel.morsing, remyoudompheng, adg, agl, iant
CC=golang-dev
https://golang.org/cl/7289048
2013-02-05 07:00:38 -05:00
Dave Cheney
f1c409b98b misc/dashboard/app: trim old builds from the history
The dashboard is currently failing to store results of new builds for some keys, notable the go.codereview sub repository. This is causing the builders to mark the entire triggering commit as failed. With the help of David Symonds we think it is because the results value has breached the 1mb datastore limit on AppEngine.

R=dsymonds, adg
CC=golang-dev
https://golang.org/cl/6858094
2013-02-05 20:50:20 +11:00
Dmitriy Vyukov
6b1b613d6a runtime/race: do not include pthread.h
Fixes #4721.

R=alex.brainman, minux.ma
CC=golang-dev
https://golang.org/cl/7275048
2013-02-05 13:08:07 +04:00
David Symonds
e7fe1944ac archive/tar: small simplification using FileMode.
R=golang-dev, bradfitz
CC=golang-dev
https://golang.org/cl/7305043
2013-02-05 15:39:55 +11:00
Brad Fitzpatrick
d1e16d06b4 net/http: fix Server blocking after a Handler's Write fails
If a Handle's Write to a ResponseWriter fails (e.g. via a
net.Conn WriteDeadline via WriteTimeout on the Server), the
Server was blocking forever waiting for reads on that
net.Conn, even after a Write failed.

Instead, once we see a Write fail, close the connection,
since it's then dead to us anyway.

Fixes #4741

R=golang-dev, adg
CC=golang-dev
https://golang.org/cl/7301043
2013-02-04 20:26:25 -08:00
Russ Cox
a60ffed9e7 path/filepath: document that Walk does not follow symlinks
Fixes #4759.

R=golang-dev, bradfitz
CC=golang-dev
https://golang.org/cl/7304043
2013-02-04 22:59:30 -05:00
Russ Cox
572d984eaa cmd/gc: fix escape analysis
If the analysis reached a node twice, then the analysis was cut off.
However, if the second arrival is at a lower depth (closer to escaping)
then it is important to repeat the traversal.

The repeating must be cut off at some point to avoid the occasional
infinite recursion. This CL cuts it off as soon as possible while still
passing all tests.

Fixes #4751.

R=ken2
CC=golang-dev, lvd
https://golang.org/cl/7303043
2013-02-04 22:48:31 -05:00
Anthony Martin
c56bb1d238 syscall: fix marshaling of stat messages on Plan 9
The order of the Qid fields was reversed. Mea culpa.

R=seed
CC=golang-dev
https://golang.org/cl/7231062
2013-02-04 19:47:23 -08:00
Brad Fitzpatrick
92e4645f31 net/http: add Next Protocol Negotation upgrade support to the Server
This provides the mechanism to connect SPDY support to the http
package, without pulling SPDY into the standard library.

R=rsc, agl, mikioh.mikioh
CC=golang-dev
https://golang.org/cl/7287045
2013-02-04 13:55:38 -08:00
Mikio Hara
5ae6a23731 syscall: regenerate ztype files for linux
This CL adds TCPInfo struct to linux/386,arm.
It's already added to linux/amd64.

Note that not sure the reason but cgo godefs w/ latest gcc
translates a flexible array member in structures correctly,
handles it as a non-incomplete, non-opaque type, on Go 1.
This CL reverts such changes by hand for the Go 1 contract.

R=minux.ma, bradfitz, rsc
CC=golang-dev
https://golang.org/cl/7197046
2013-02-05 06:53:58 +09:00
Brad Fitzpatrick
022504b3ab net/http: fix when server deadlines get extended
Deadlines should be extended at the beginning of
a request, not at the beginning of a connection.

Fixes #4676

R=golang-dev, fullung, patrick.allen.higgins, adg
CC=golang-dev
https://golang.org/cl/7220076
2013-02-04 13:52:45 -08:00
Shenghou Ma
49fe632c7d cmd/go: update doc.go
R=golang-dev, adg
CC=golang-dev
https://golang.org/cl/7279047
2013-02-05 05:45:35 +08:00
Alan Donovan
c06a5335ba exp/ssa: (#4 of 5): the SSA builder.
R=iant, gri, iant, rogpeppe
CC=golang-dev
https://golang.org/cl/7196053
2013-02-04 12:22:35 -05:00
Russ Cox
399dcc75a8 cmd/gc: fix &^ code generation bug
Was not re-walking the new AND node, so that its ullman
count was wrong, so that the code generator attempted to
store values in registers across the call.

Fixes #4752.

R=ken2
CC=golang-dev
https://golang.org/cl/7288054
2013-02-04 00:21:44 -05:00
Alex Brainman
94064548c6 net: use windows sysSocket everywhere
R=golang-dev, bradfitz, dave
CC=golang-dev
https://golang.org/cl/7273046
2013-02-04 16:03:41 +11:00
Russ Cox
472354f81e runtime/debug: add controls for garbage collector
Fixes #4090.

R=golang-dev, iant, bradfitz, dsymonds
CC=golang-dev
https://golang.org/cl/7229070
2013-02-04 00:00:55 -05:00