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Commit Graph

17485 Commits

Author SHA1 Message Date
Rob Pike
4cb086b838 os: be consistent about File methods with nil receivers
Some crashed, some didn't. Make a nil receiver always
return ErrInvalid rather than crash.
Fixes #5824.
The program in the bug listing is silent now, at least on my Mac.

R=golang-dev, adg
CC=golang-dev
https://golang.org/cl/13108044
2013-08-20 14:33:03 +10:00
Rob Pike
a3695fb227 api: update next.txt, except.txt
R=golang-dev, bradfitz
CC=golang-dev
https://golang.org/cl/12926046
2013-08-20 11:14:45 +10:00
Alan Donovan
d96de0633c test: exit non-zero on error from nilptr2.go.
(For go.tools/ssa/interp/interp_test, which runs a subset of
these tests under this assumption.)

R=rsc, r
CC=golang-dev
https://golang.org/cl/13108043
2013-08-19 17:50:22 -04:00
Carl Shapiro
ca2d32b46d undo CL 12785045 / 71ce80dc4195
This has broken the 32-bit builds.

««« original CL description
cmd/gc, runtime: use type information to scan interface values

R=golang-dev, rsc, dvyukov
CC=golang-dev
https://golang.org/cl/12785045
»»»

R=khr, golang-dev, khr
CC=golang-dev
https://golang.org/cl/13010045
2013-08-19 14:16:55 -07:00
Rob Pike
0d5bc0cff5 doc/go_faq.html: link to the SPLASH talk near the top
It's a full answer to the first question; let's let readers know that.

R=golang-dev, bradfitz
CC=golang-dev
https://golang.org/cl/12788048
2013-08-20 06:44:41 +10:00
Aaron France
dccf651b24 misc/emacs: Detect stale coverage reports
When the coverage report file is older than the file we're
showing the coverage report for, then we show a simple message
to state this fact.

R=adonovan, dominik.honnef, bradfitz
CC=golang-dev
https://golang.org/cl/12919044
2013-08-19 16:32:00 -04:00
Brad Fitzpatrick
7481037707 A+C: Aaron France (individual CLA)
Generated by addca.

R=gobot
CC=golang-dev
https://golang.org/cl/13073044
2013-08-19 13:30:31 -07:00
Keith Randall
6401e0f83f runtime: don't run finalizers if we're still on the g0 stack.
R=golang-dev, rsc, dvyukov, khr
CC=golang-dev
https://golang.org/cl/11386044
2013-08-19 12:20:50 -07:00
Dmitriy Vyukov
88ee849a8a net: annotate Read/Write for race detector
Fixes #6167.

R=golang-dev, bradfitz
CC=golang-dev
https://golang.org/cl/13052043
2013-08-19 23:09:24 +04:00
Dmitriy Vyukov
d017f578d0 runtime: do not preempt race calls
In the crash stack trace race cgocall() calls endcgo(),
this means that m->racecall is wrong.
Indeed this can happen is a goroutine is rescheduled to another M
during race call.
Disable preemption for race calls.
Fixes #6155.

R=golang-dev, rsc, cshapiro
CC=golang-dev
https://golang.org/cl/12866045
2013-08-19 23:06:46 +04:00
Carl Shapiro
21ea5103a4 cmd/gc, runtime: use type information to scan interface values
R=golang-dev, rsc, dvyukov
CC=golang-dev
https://golang.org/cl/12785045
2013-08-19 10:19:59 -07:00
Andrew Gerrand
2f6e9a1e24 cmd/go: only try to clean executables for package main
Fixes #5665.

R=golang-dev, r
CC=golang-dev
https://golang.org/cl/12807044
2013-08-19 16:22:33 +10:00
Rob Pike
c974b8b6ac cmd/go: diagnose import cycles better
Before this CL, the import stack was a) not printed and b) overwritten later
in the build, destroying the information about the cycle. This CL fixes both.

I made time depend on os (os already depends on time) and with this CL the error is:

/Users/r/go/src/pkg/fmt/print.go:10:2: import cycle not allowed
package code.google.com/p/XXX/YYY:
        imports fmt
        imports os
        imports time
        imports os

Doesn't give line numbers for the actual imports, as requested in the bug, but
I don't believe that's important.

Fixes #4292.

R=golang-dev, adg
CC=golang-dev
https://golang.org/cl/13100043
2013-08-19 15:50:57 +10:00
David Symonds
a790388afb cmd/gc: regenerate y.tab.{c,h} with Bison 2.5.
R=golang-dev, r
CC=golang-dev
https://golang.org/cl/12744048
2013-08-19 13:47:43 +10:00
Rob Pike
a8fe176156 test: fix build
syntax/*: update messages
sliceerr3.go: bizarre new error fixed by deleting a space.

I could have sworn I ran all.bash before submitting the CL that triggered these.

TBR=golang-dev@googlegroups.com

R=golang-dev
CC=golang-dev
https://golang.org/cl/12812044
2013-08-19 12:05:33 +10:00
Anthony Martin
f316a7ea87 cmd/gc: don't attempt to generate wrappers for blank interface methods
Fixes #5691.

R=golang-dev, bradfitz, daniel.morsing, rsc
CC=golang-dev
https://golang.org/cl/10255047
2013-08-19 11:53:34 +10:00
Rob Pike
d00bd1d1f4 cmd/gc: better error messages for C-style if statements.
Given
        if (i == 0)
                x++
The old message was
        x.go:6: syntax error: unexpected semicolon or newline before {
Now we see
        x.go:6: syntax error: missing { after if clause

Fixes #5687

R=golang-dev, adg
CC=golang-dev
https://golang.org/cl/12822045
2013-08-19 11:49:59 +10:00
Rob Pike
bc6bb3efb4 math/big: fix nil bug in GobEncode
Update #5305.
This handles the case where the nil pointers are inside a slice.
A top-level nil pointer is harder, maybe fundamentally broken by gob's model.
Thinking required.
However, a slice is the important case since people don't expect to be sending
top-level nils much, but they can arise easily in slices.

R=golang-dev, josharian, adg
CC=golang-dev
https://golang.org/cl/13042044
2013-08-19 11:22:09 +10:00
Rob Pike
e8140bd03c make.bash: exit if dist fails
The shell's -e doesn't work across "eval"; need to error-check by hand.
The recent spate of Darwin build failures pointed out that if the first
run of cmd/dist fails, we keep going. We shouldn't.

R=golang-dev, dsymonds
CC=golang-dev
https://golang.org/cl/13098043
2013-08-19 11:18:43 +10:00
David Symonds
24f302a69d cmd/dist: join with TMPDIR more carefully to avoid // in path.
This might fix the mkdtemp problem on the darwin builders if they
have TMPDIR set to a path ending in a slash; at worse this will
result in cleaner path names.

R=golang-dev, r
CC=golang-dev
https://golang.org/cl/13097043
2013-08-19 11:11:27 +10:00
Marco Hennings
a07c95a53c archive/tar: Fix support for long links and improve PAX support.
The tar/archive code from golang has a problem with linknames with length >
100. A pax header is added but the original header still written with a too
long field length.

As it is clear that pax support is incomplete I have added missing
implementation parts.

This commit contains code from the golang project in the folder tar/archiv.

The following pax header records are now automatically written:

- gname)
- linkpath
- path
- uname

The following fields can be written with PAX, but the default is to use the
star binary extension.

- gid  (value > 2097151)
- size (value > 8589934591)
- uid (value > 2097151)

The string fields are written when the value is longer as the field or if the
string contains a char that is not encodable as 7-bit ASCII value.

The change was tested against a current ubuntu-cloud image tarball comparing
the compressed result.

+ added some automated tests for the new functionality.

Fixes #6056.

R=dsymonds
CC=golang-dev
https://golang.org/cl/12561043
2013-08-19 10:45:44 +10:00
David Symonds
1ad6fc6bc4 A+C: Marco Hennings (individual CLA)
Generated by addca.

R=gobot
CC=golang-dev
https://golang.org/cl/13096043
2013-08-19 10:45:06 +10:00
Rob Pike
6fb9cc1f63 testing: don't start timing a Parallel test until it's actually starting
Fixes #5285.

R=golang-dev, dvyukov
CC=golang-dev
https://golang.org/cl/13045044
2013-08-19 10:15:30 +10:00
Dominik Honnef
43a39bfd7f encoding/xml: flush buffer after encoding token
R=rsc, bradfitz, adg
CC=golang-dev
https://golang.org/cl/13004046
2013-08-19 10:14:10 +10:00
Rob Pike
7fb121aa47 cmd/dist: more informative error for mkdtemp failing
The Darwin builders are all failing here but strerror doesn't provide context.

R=golang-dev, bradfitz, adg
CC=golang-dev
https://golang.org/cl/13095043
2013-08-19 08:29:43 +10:00
Mikio Hara
7917b88a06 net: make protocol-specific WriteTo, WriteMsg methods return error instead of crash
R=golang-dev, dave, rsc, adg, bradfitz
CC=golang-dev
https://golang.org/cl/11809043
2013-08-18 19:19:36 +09:00
Emil Hessman
df7b93c175 net/textproto: use ReadDotBytes instead of non-existent ReadDotAll.
Fixes #5893.

R=golang-dev, r
CC=golang-dev
https://golang.org/cl/13086043
2013-08-18 08:11:34 +10:00
Emil Hessman
20eb4cba37 net/textproto: replace '3-digit' with 'three-digit'
A matter on form in documentation.

R=golang-dev, r
CC=golang-dev
https://golang.org/cl/13087043
2013-08-18 08:10:00 +10:00
Mikio Hara
ca01ab39ef net: fix garbage connection close in dual stack tests
This may possibly be the root cause of flaky dual stack tests.

Update #4176
Update #5001

R=golang-dev, bradfitz
CC=golang-dev
https://golang.org/cl/13050043
2013-08-17 13:40:55 +09:00
Mikio Hara
96d7997f03 net: enable runtime-integrated network pollster on netbsd
R=golang-dev, bradfitz
CC=golang-dev
https://golang.org/cl/13080043
2013-08-17 13:40:14 +09:00
Mikio Hara
c4cdd35e6e runtime: integrated network pollster for netbsd/amd64,386,arm
Original CL by minux (9545044).

Update #6146

R=golang-dev, rsc
CC=golang-dev, minux.ma
https://golang.org/cl/12949045
2013-08-17 12:11:29 +09:00
Russ Cox
1d3efd6533 net: limit number of concurrent cgo calls
The limit is 500. There is no way to change it.
This primarily affects name resolution.
If a million goroutines try to resolve DNS names,
only 500 will get to execute cgo calls at a time.
But in return the operating system will not crash.

Fixes #5625.

R=golang-dev, dan.kortschak, r, dvyukov
CC=bradfitz, golang-dev
https://golang.org/cl/13038043
2013-08-16 22:43:05 -04:00
Russ Cox
665feeedcb runtime: impose thread count limit
Actually working to stay within the limit could cause subtle deadlocks.
Crashing avoids the subtlety.

Fixes #4056.

R=golang-dev, r, dvyukov
CC=golang-dev
https://golang.org/cl/13037043
2013-08-16 22:25:26 -04:00
Russ Cox
3b4d792606 cmd/gc: separate "has pointers" from "needs zeroing" in stack frame
When the new call site-specific frame bitmaps are available,
we can cut the zeroing to just those values that need it due
to scope escaping.

R=cshapiro, cshapiro
CC=golang-dev
https://golang.org/cl/13045043
2013-08-16 21:45:59 -04:00
Dmitriy Vyukov
a96d850a5b doc: describe halt_on_error race detector parameter
R=golang-dev, bradfitz
CC=golang-dev
https://golang.org/cl/13067043
2013-08-16 22:42:54 +04:00
Dmitriy Vyukov
18f5ce8561 runtime/race: add output tests for different GORACE params
R=golang-dev, bradfitz
CC=golang-dev
https://golang.org/cl/13065043
2013-08-16 21:54:04 +04:00
Dmitriy Vyukov
eaa0704483 test: say that nilptr2.go requires 256+MB stack
Fixes #6161.

R=golang-dev, bradfitz
CC=golang-dev
https://golang.org/cl/13059043
2013-08-16 21:14:38 +04:00
Dmitriy Vyukov
187b9c695f runtime: fix goroutine stack accounting
Fixes #6166.
Fixes #6168.

R=golang-dev, bradfitz, remyoudompheng
CC=golang-dev
https://golang.org/cl/12927045
2013-08-16 21:04:05 +04:00
Dominik Honnef
29794b77dd misc/emacs: godef: print the entire description, not just the first line
When identifying structs or interfaces we really want to know
their makeup, not just their name.

R=adonovan
CC=golang-dev
https://golang.org/cl/13042043
2013-08-16 13:03:40 -04:00
Dmitriy Vyukov
fbf5fd5f1e runtime/race: update runtime to rev 188542
Fixes #6107.
race: output goroutine 1 as main goroutine

Fixes #6130.
race: option to abort program on first detected error

R=golang-dev, mikioh.mikioh
CC=golang-dev
https://golang.org/cl/12968044
2013-08-16 17:51:09 +04:00
Dmitriy Vyukov
727dd08cdf net: fix bug in fdMutex
Fixes #6165.

R=golang-dev, r
CC=golang-dev
https://golang.org/cl/12984044
2013-08-16 16:02:55 +04:00
Robert Dinu
b6a8fa100c A+C: change Robert Dinu's email address
R=golang-dev, adg
CC=golang-dev
https://golang.org/cl/12759043
2013-08-16 17:19:22 +10:00
Rob Pike
8814b4a4c6 doc/go1.2.txt: testing: add TB interface
R=golang-dev, adg
CC=golang-dev
https://golang.org/cl/12890044
2013-08-16 15:38:18 +10:00
Carl Shapiro
d3b04f46b5 cmd/5g, cmd/6g, cmd/8g: update frame zeroing for new bitmap format
R=golang-dev, rsc
CC=golang-dev
https://golang.org/cl/12740046
2013-08-16 01:15:04 -04:00
Rob Pike
4c855f3830 time: fix time zones yet again.
This time we're going for 5!
http://goo.gl/3ETYH7

Fixes #3790
Yeah, right.

R=golang-dev, adg
CC=golang-dev
https://golang.org/cl/13002044
2013-08-16 14:57:49 +10:00
David Symonds
ea6cfc57b3 undo CL 12822043 / 96fefaa02ae3
Fixes #6160.

««« original CL description
go/doc: permit a package synopsis to end with ":\n".

R=gri, r
CC=golang-dev
https://golang.org/cl/12822043
»»»

R=golang-dev, r
CC=golang-dev
https://golang.org/cl/13040043
2013-08-16 14:36:06 +10:00
Dominik Honnef
0b25ba9ced misc/emacs: allow godef to work in coverage buffers
Jumps to the same file will use the original buffer, not the
coverage buffer. Making it work for the coverage buffer isn't
worth the trouble, especially because it would break as soon as
you jump to a different file and back.

Use error instead of message so it actually terminates

R=adonovan
CC=golang-dev
https://golang.org/cl/13041043
2013-08-16 00:22:38 -04:00
Dominik Honnef
c320cf85d9 misc/emacs: do not use any free variables
R=adonovan
CC=golang-dev
https://golang.org/cl/12744046
2013-08-16 00:06:19 -04:00
Dominik Honnef
5f199f2d5a misc/emacs: when defining prog-mode, define it like GNU Emacs 24 would
Fixes #6156.

R=adonovan
CC=golang-dev
https://golang.org/cl/13035043
2013-08-15 20:40:38 -07:00
Andrew Gerrand
b1d64f20f2 misc/dist: don't copy godoc templates to lib/godoc
They're baked into the godoc binary now.

R=golang-dev, alex.brainman
CC=golang-dev
https://golang.org/cl/12751047
2013-08-16 13:14:13 +10:00