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Commit Graph

40 Commits

Author SHA1 Message Date
Ian Lance Taylor
c06b10ae9d os/exec: fix race in TestStdinCloseRace
The test for the race detector itself had a race of a sort not
detected by the race detector.

Fixes #18286.

Change-Id: I3265eae275aaa2869a6b6d3e8675b0d88b25831b
Reviewed-on: https://go-review.googlesource.com/34287
Reviewed-by: Brad Fitzpatrick <bradfitz@golang.org>
2016-12-13 01:56:36 +00:00
Brad Fitzpatrick
4c4201f0e2 all: make spelling consistent
Fixes #17938

Change-Id: Iad12155f4976846bd4a9a53869f89e40e5b3deb3
Reviewed-on: https://go-review.googlesource.com/34147
Run-TryBot: Brad Fitzpatrick <bradfitz@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Joe Tsai <thebrokentoaster@gmail.com>
2016-12-08 23:22:37 +00:00
Ian Lance Taylor
b906df653b os/exec: add closeOnce.WriteString method
Add an explicit WriteString method to closeOnce that acquires the
writers lock.  This overrides the one promoted from the
embedded *os.File field.  The promoted one naturally does not acquire
the lock, and can therefore race with the Close method.

Fixes #17647.

Change-Id: I3460f2a0d503449481cfb2fd4628b4855ab0ecdf
Reviewed-on: https://go-review.googlesource.com/33298
Run-TryBot: Ian Lance Taylor <iant@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Brad Fitzpatrick <bradfitz@golang.org>
2016-11-16 02:24:30 +00:00
Ian Lance Taylor
a145890059 all: don't call t.Fatal from a goroutine
Fixes #17900.

Change-Id: I42cda6ac9cf48ed739d3a015a90b3cb15edf8ddf
Reviewed-on: https://go-review.googlesource.com/33243
Run-TryBot: Ian Lance Taylor <iant@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Brad Fitzpatrick <bradfitz@golang.org>
2016-11-15 15:13:48 +00:00
Quentin Smith
bd8103d50b os/exec: document how Command fills in Cmd.Args
Fixes #17536

Change-Id: Ica8c3d696848822ac65b7931455b1fd94809bfe8
Reviewed-on: https://go-review.googlesource.com/31710
Reviewed-by: Russ Cox <rsc@golang.org>
2016-10-28 19:18:29 +00:00
Russ Cox
736443c13a os/exec: allow simultaneous cmd.Wait and Write of cmd.StdinPipe
cmd.StdinPipe returns an io.WriteCloser.
It's reasonable to expect the caller not to call Write and Close simultaneously,
but there is an implicit Close in cmd.Wait that's not obvious.
We already synchronize the implicit Close in cmd.Wait against
any explicit Close from the caller. Also synchronize that implicit
Close against any explicit Write from the caller.

Fixes #9307.

Change-Id: I8561e9369d6e5ac88dfbca1175549f6dfa04b8ac
Reviewed-on: https://go-review.googlesource.com/31148
Reviewed-by: Brad Fitzpatrick <bradfitz@golang.org>
Reviewed-by: Ian Lance Taylor <iant@golang.org>
2016-10-18 12:48:03 +00:00
Alexander Döring
a9b4953777 os/exec: add example for CommandContext
Updates #16360

Change-Id: I0e0afe7a89f2ebcb3e5bbc345f77a605d3afc398
Reviewed-on: https://go-review.googlesource.com/30103
Reviewed-by: Brad Fitzpatrick <bradfitz@golang.org>
Run-TryBot: Brad Fitzpatrick <bradfitz@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
2016-10-05 21:30:14 +00:00
Emmanuel Odeke
c55c33af52 os/exec: add examples for CombinedOutput, StdinPipe, StderrPipe
Updates #16360.

Adds examples for:
+ CombinedOutput
+ StdinPipe
+ StderrPipe

Change-Id: I19293e64b34ed9268da00e0519173a73bfbc2c10
Reviewed-on: https://go-review.googlesource.com/29150
Run-TryBot: Andrew Gerrand <adg@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Andrew Gerrand <adg@golang.org>
2016-09-16 03:41:53 +00:00
Mikio Hara
7c31043cca os/exec: fix nit found by vet
Change-Id: I8085ed43d63215237a4871cc1e44257132a7f5de
Reviewed-on: https://go-review.googlesource.com/27130
Reviewed-by: Brad Fitzpatrick <bradfitz@golang.org>
2016-08-16 00:44:45 +00:00
Ian Lance Taylor
95483f262b os/exec: start checking for context cancelation in Start
Previously we started checking for context cancelation in Wait, but
that meant that when using StdoutPipe context cancelation never took
effect.

Fixes #16222.

Change-Id: I89cd26d3499a6080bf1a07718ce38d825561899e
Reviewed-on: https://go-review.googlesource.com/24650
Reviewed-by: Brad Fitzpatrick <bradfitz@golang.org>
Run-TryBot: Ian Lance Taylor <iant@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
2016-06-30 16:35:56 +00:00
Brad Fitzpatrick
4cad610401 os/exec: remove Cmd.RunContext and Cmd.WaitContext, add CommandContext
Fixes #15775

Change-Id: I0a6c2ca09d3850c3538494711f7a9801b9500411
Reviewed-on: https://go-review.googlesource.com/23300
Run-TryBot: Brad Fitzpatrick <bradfitz@golang.org>
Reviewed-by: Brad Fitzpatrick <bradfitz@golang.org>
2016-05-20 21:19:32 +00:00
Hiroshi Ioka
80423f1e64 os/exec: cleanup and remove duplicated code
Change-Id: Ia2f61427b1cc09064ac4c0563bccbd9b98767a0e
Reviewed-on: https://go-review.googlesource.com/18118
Reviewed-by: Brad Fitzpatrick <bradfitz@golang.org>
Run-TryBot: Brad Fitzpatrick <bradfitz@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
2016-05-11 16:48:46 +00:00
Richard Miller
5bf9b39acc os/exec: re-enable TestExtraFiles for plan9
This test should now succeed after CL 22610 which fixes issue #7118

Change-Id: Ie785a84d77b27c832a1ddd81699bf25dab24b97d
Reviewed-on: https://go-review.googlesource.com/22640
Reviewed-by: Brad Fitzpatrick <bradfitz@golang.org>
Reviewed-by: David du Colombier <0intro@gmail.com>
Run-TryBot: David du Colombier <0intro@gmail.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>
2016-05-05 22:01:06 +00:00
Brad Fitzpatrick
1b591dfb1f os/exec: fix variable shadow, don't leak goroutine
Goroutine leak checking is still too tedious, so untested.

See #6705 which is my fault for forgetting to mail out.

Change-Id: I899fb311c9d4229ff1dbd3f54fe307805e17efee
Reviewed-on: https://go-review.googlesource.com/22581
Reviewed-by: Ahmed W. <oneofone@gmail.com>
Run-TryBot: Brad Fitzpatrick <bradfitz@golang.org>
Reviewed-by: Brad Fitzpatrick <bradfitz@golang.org>
2016-04-28 20:56:25 +00:00
Brad Fitzpatrick
2cc27a7de9 os/exec: add Cmd.RunContext and Cmd.WaitContext
Updates #14660

Change-Id: Ifa5c97ba327ad7ceea0a9a252e3dbd9d079dae54
Reviewed-on: https://go-review.googlesource.com/22529
Reviewed-by: Ian Lance Taylor <iant@golang.org>
Run-TryBot: Brad Fitzpatrick <bradfitz@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
2016-04-28 19:06:41 +00:00
Brad Fitzpatrick
381e5eee39 all: use new io.SeekFoo constants instead of os.SEEK_FOO
Automated change.

Fixes #15269

Change-Id: I8deb2ac0101d3f7c390467ceb0a1561b72edbb2f
Reviewed-on: https://go-review.googlesource.com/21962
Run-TryBot: Brad Fitzpatrick <bradfitz@golang.org>
Reviewed-by: Andrew Gerrand <adg@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
2016-04-13 05:25:23 +00:00
Brad Fitzpatrick
5fea2ccc77 all: single space after period.
The tree's pretty inconsistent about single space vs double space
after a period in documentation. Make it consistently a single space,
per earlier decisions. This means contributors won't be confused by
misleading precedence.

This CL doesn't use go/doc to parse. It only addresses // comments.
It was generated with:

$ perl -i -npe 's,^(\s*// .+[a-z]\.)  +([A-Z]),$1 $2,' $(git grep -l -E '^\s*//(.+\.)  +([A-Z])')
$ go test go/doc -update

Change-Id: Iccdb99c37c797ef1f804a94b22ba5ee4b500c4f7
Reviewed-on: https://go-review.googlesource.com/20022
Reviewed-by: Rob Pike <r@golang.org>
Reviewed-by: Dave Day <djd@golang.org>
Run-TryBot: Brad Fitzpatrick <bradfitz@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
2016-03-02 00:13:47 +00:00
Brad Fitzpatrick
519474451a all: make copyright headers consistent with one space after period
This is a subset of https://golang.org/cl/20022 with only the copyright
header lines, so the next CL will be smaller and more reviewable.

Go policy has been single space after periods in comments for some time.

The copyright header template at:

    https://golang.org/doc/contribute.html#copyright

also uses a single space.

Make them all consistent.

Change-Id: Icc26c6b8495c3820da6b171ca96a74701b4a01b0
Reviewed-on: https://go-review.googlesource.com/20111
Run-TryBot: Brad Fitzpatrick <bradfitz@golang.org>
Reviewed-by: Ian Lance Taylor <iant@golang.org>
Reviewed-by: Matthew Dempsky <mdempsky@google.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>
2016-03-01 23:34:33 +00:00
Brad Fitzpatrick
351c15f1ce all: remove public named return values when useless
Named returned values should only be used on public funcs and methods
when it contributes to the documentation.

Named return values should not be used if they're only saving the
programmer a few lines of code inside the body of the function,
especially if that means there's stutter in the documentation or it
was only there so the programmer could use a naked return
statement. (Naked returns should not be used except in very small
functions)

This change is a manual audit & cleanup of public func signatures.

Signatures were not changed if:

* the func was private (wouldn't be in public godoc)
* the documentation referenced it
* the named return value was an interesting name. (i.e. it wasn't
  simply stutter, repeating the name of the type)

There should be no changes in behavior. (At least: none intended)

Change-Id: I3472ef49619678fe786e5e0994bdf2d9de76d109
Reviewed-on: https://go-review.googlesource.com/20024
Run-TryBot: Brad Fitzpatrick <bradfitz@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Andrew Gerrand <adg@golang.org>
2016-02-29 03:31:19 +00:00
Martin Möhrmann
fdd0179bb1 all: fix typos and spelling
Change-Id: Icd06d99c42b8299fd931c7da821e1f418684d913
Reviewed-on: https://go-review.googlesource.com/19829
Reviewed-by: Brad Fitzpatrick <bradfitz@golang.org>
Run-TryBot: Brad Fitzpatrick <bradfitz@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
2016-02-24 18:42:29 +00:00
Nathan VanBenschoten
b04f3b06ec all: replace strings.Index with strings.Contains where possible
Change-Id: Ia613f1c37bfce800ece0533a5326fca91d99a66a
Reviewed-on: https://go-review.googlesource.com/18120
Reviewed-by: Robert Griesemer <gri@golang.org>
Run-TryBot: Robert Griesemer <gri@golang.org>
2016-02-19 01:06:05 +00:00
Russ Cox
901810ae55 os/exec: document that examples assume Unix
Fixes #13693.

Change-Id: Ieb89d8a8874ee8c6b304de99dceb07193c26b60e
Reviewed-on: https://go-review.googlesource.com/18315
Reviewed-by: Brad Fitzpatrick <bradfitz@golang.org>
2016-01-06 17:58:48 +00:00
Brad Fitzpatrick
c4fa25f4fc os/exec: make Cmd.Output include stderr in ExitError
Change-Id: I3c6649d2f2521ab0843b13308569867d2e5f02da
Reviewed-on: https://go-review.googlesource.com/11415
Reviewed-by: Ian Lance Taylor <iant@golang.org>
Run-TryBot: Brad Fitzpatrick <bradfitz@golang.org>
Reviewed-by: Andrew Gerrand <adg@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
2015-10-22 14:08:10 +00:00
Russ Cox
92390e47d8 os/exec: close read pipe if copy to io.Writer fails
Fixes #10400.

Change-Id: Ic486cb8af4c40660fd1a2e3d10986975acba3f19
Reviewed-on: https://go-review.googlesource.com/12537
Reviewed-by: Ian Lance Taylor <iant@golang.org>
2015-07-22 21:37:18 +00:00
Russ Cox
d000e8742a os/exec: document that Cmd.Wait waits for stdin I/O
Fixes #10338.

Change-Id: Ib86cb9a6c694b1e442a9957153c7ca38a7d11c3e
Reviewed-on: https://go-review.googlesource.com/12232
Reviewed-by: Andrew Gerrand <adg@golang.org>
Reviewed-by: Ian Lance Taylor <iant@golang.org>
2015-07-15 05:11:37 +00:00
Brad Fitzpatrick
a74d030557 os/exec: fix plan9 build
Fixes build from https://golang.org/cl/12152

Plan 9 lacks syscall.EPIPE. I was misled by api/go1.txt and also
forgot to use the trybots. :(

Change-Id: I4982fe969ad4a8724090cb03009bfb21780d8aa7
Reviewed-on: https://go-review.googlesource.com/12153
Run-TryBot: Brad Fitzpatrick <bradfitz@golang.org>
Reviewed-by: Rob Pike <r@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
2015-07-14 05:33:14 +00:00
Brad Fitzpatrick
73ca459a56 os/exec: ignore pipe write errors when command completes successfully
Fixes #9173

Change-Id: I83530533db84b07cb88dbf6ec690be48a06a9d7d
Reviewed-on: https://go-review.googlesource.com/12152
Reviewed-by: Ian Lance Taylor <iant@golang.org>
2015-07-14 00:41:31 +00:00
Brad Fitzpatrick
2ae77376f7 all: link to https instead of http
The one in misc/makerelease/makerelease.go is particularly bad and
probably warrants rotating our keys.

I didn't update old weekly notes, and reverted some changes involving
test code for now, since we're late in the Go 1.5 freeze. Otherwise,
the rest are all auto-generated changes, and all manually reviewed.

Change-Id: Ia2753576ab5d64826a167d259f48a2f50508792d
Reviewed-on: https://go-review.googlesource.com/12048
Reviewed-by: Rob Pike <r@golang.org>
2015-07-11 14:36:33 +00:00
Russ Cox
7bc3e58806 all: extract "can I exec?" check from tests into internal/testenv
Change-Id: I7b54be9d8b50b39e01c6be21f310ae9a10404e9d
Reviewed-on: https://go-review.googlesource.com/10753
Reviewed-by: Brad Fitzpatrick <bradfitz@golang.org>
Reviewed-by: David Crawshaw <crawshaw@golang.org>
Reviewed-by: Ian Lance Taylor <iant@golang.org>
2015-06-16 18:07:36 +00:00
Ainar Garipov
7f9f70e5b6 all: fix misprints in comments
These were found by grepping the comments from the go code and feeding
the output to aspell.

Change-Id: Id734d6c8d1938ec3c36bd94a4dbbad577e3ad395
Reviewed-on: https://go-review.googlesource.com/10941
Reviewed-by: Aamir Khan <syst3m.w0rm@gmail.com>
Reviewed-by: Brad Fitzpatrick <bradfitz@golang.org>
2015-06-11 14:18:57 +00:00
Benny Siegert
1203420890 os/exec: Document the fact that Cmd cannot be reused.
Update #10305

Change-Id: Iea04758bc200038a1c64457a68100dcdd7f75212
Reviewed-on: https://go-review.googlesource.com/9440
Reviewed-by: Brad Fitzpatrick <bradfitz@golang.org>
2015-04-29 21:08:07 +00:00
David Crawshaw
5ad83082c0 os/exec: skip fork test on darwin/arm64
Just like darwin/arm.

Change-Id: Ia8c912e91259a5073aa3ab2b6509a18aa9a1fce7
Reviewed-on: https://go-review.googlesource.com/8818
Reviewed-by: Minux Ma <minux@golang.org>
2015-04-13 11:53:09 +00:00
Hyang-Ah (Hana) Kim
41d58c3739 os/exec: post-process lsof output on Android.
lsof is used to inspect the open file desciptors in exec_test.go.
In order to limit the output of lsof to the tested process, the tests use
lsof with the -p option, but the version of lsof in android seems to ignore
it. This change adds a post-processing step to filter out irrelevant entries.

Fixes golang/go#10206.

Change-Id: Ia789b8f5e1e9b95c7b55deac92d0d1fbf3ee74fb
Reviewed-on: https://go-review.googlesource.com/8025
Reviewed-by: David Crawshaw <crawshaw@golang.org>
Reviewed-by: Brad Fitzpatrick <bradfitz@golang.org>
2015-03-25 00:34:37 +00:00
areski
3f12d27133 bytes, os/exec, strings: fix a few BUG comments
Regular expression noteMarker requires the definition of a (who) section
when reading note from a sequence of comments.

Change-Id: I9635de9b86f00d20ec108097fee4d4a8f76237b2
Reviewed-on: https://go-review.googlesource.com/1952
Reviewed-by: Russ Cox <rsc@golang.org>
2015-03-20 18:34:39 +00:00
David Crawshaw
e4791066c8 os/exec: disable tests on darwin/arm
There is only one process under the iOS sandboxd.

Change-Id: I21b5528366a0248a034801a717f24c60f0733c5f
Reviewed-on: https://go-review.googlesource.com/6101
Reviewed-by: Hyang-Ah Hana Kim <hyangah@gmail.com>
Reviewed-by: Brad Fitzpatrick <bradfitz@golang.org>
2015-02-26 16:19:46 +00:00
Keith Randall
23ecad07cd os/exec: tell lsof not to block
For some reason lsof is now hanging on my workstation
without the -b (avoid blocking in the kernel) option.
Adding -b makes the test pass and shouldn't hurt.

I don't know how recent the -b option is.  If the builders
are ok with it, it's probably ok.

LGTM=rsc
R=golang-codereviews, bradfitz, rsc
CC=golang-codereviews
https://golang.org/cl/166220043
2014-11-05 20:25:20 -08:00
David du Colombier
1946afb662 os/exec: fix number of expected file descriptors on Plan 9
Since CL 104570043 and 112720043, we are using the
nsec system call instead of /dev/bintime on Plan 9.

LGTM=rsc
R=rsc
CC=aram, golang-codereviews
https://golang.org/cl/155590043
2014-10-20 23:01:32 +02:00
Russ Cox
05c4b69f84 os/exec: document that Stdin goroutine must finish in Wait
Fixes #7990.

LGTM=iant, bradfitz
R=bradfitz, iant, robryk
CC=golang-codereviews
https://golang.org/cl/156220043
2014-10-15 13:09:59 -04:00
Mikio Hara
484cc67151 net: separate NaCl dependent placeholders from BSD's
To clarify the dependency of NaCl platform.

LGTM=adg
R=golang-codereviews, adg
CC=golang-codereviews
https://golang.org/cl/143830044
2014-09-18 19:17:55 +09:00
Russ Cox
c007ce824d build: move package sources from src/pkg to src
Preparation was in CL 134570043.
This CL contains only the effect of 'hg mv src/pkg/* src'.
For more about the move, see golang.org/s/go14nopkg.
2014-09-08 00:08:51 -04:00