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Commit Graph

10325 Commits

Author SHA1 Message Date
Joakim Sernbrant
2e6d0968e3 archive/zip: zip64 support
R=golang-dev, r, adg
CC=golang-dev
https://golang.org/cl/6463050
2012-08-22 11:05:24 +10:00
Nigel Tao
fa0e9cd279 exp/html: refactor the parser.read method.
R=andybalholm
CC=golang-dev
https://golang.org/cl/6463070
2012-08-21 20:59:02 +10:00
Dave Cheney
46c9346d74 net/http: fix misplaced defer and example
Moves the defer (again).

Also, correct the example documentation to match.

R=r, robert.hencke, iant, dsymonds, bradfitz
CC=golang-dev
https://golang.org/cl/6458158
2012-08-21 11:46:07 +10:00
Dave Cheney
2bdc60f8e7 net/http: fix send on close channel error
Fixes #3793.

Tested using GOMAXPROCS=81 which was able to trigger a panic
in TestStressSurpriseServerCloses continually on a Core i5.

R=fullung, bradfitz
CC=golang-dev
https://golang.org/cl/6445069
2012-08-21 11:18:16 +10:00
Dave Cheney
122a558f47 os: fix data race on Process.done
Fixes #3969.

R=dvyukov, r, alex.brainman, minux.ma
CC=golang-dev
https://golang.org/cl/6462081
2012-08-21 10:41:31 +10:00
Dmitriy Vyukov
922056d410 net: add TCP benchmarks
Current results on linux_amd64, 8 HT cores @2.4GHz:
BenchmarkTCPOneShot	   10000	    194037 ns/op
BenchmarkTCPOneShot-2	   20000	     93641 ns/op
BenchmarkTCPOneShot-4	   20000	     94039 ns/op
BenchmarkTCPOneShot-8	   20000	     94667 ns/op
BenchmarkTCPOneShot-16	   10000	    301924 ns/op
BenchmarkTCPOneShotTimeout	   10000	    193264 ns/op
BenchmarkTCPOneShotTimeout-2	   20000	     98247 ns/op
BenchmarkTCPOneShotTimeout-4	   20000	     94442 ns/op
BenchmarkTCPOneShotTimeout-8	   20000	     95297 ns/op
BenchmarkTCPOneShotTimeout-16	   10000	    307970 ns/op
BenchmarkTCPPersistent	   50000	     52050 ns/op
BenchmarkTCPPersistent-2	  100000	     29452 ns/op
BenchmarkTCPPersistent-4	  100000	     28823 ns/op
BenchmarkTCPPersistent-8	   50000	     30473 ns/op
BenchmarkTCPPersistent-16	   10000	    311777 ns/op
BenchmarkTCPPersistentTimeout	   50000	     32574 ns/op
BenchmarkTCPPersistentTimeout-2	   50000	     29723 ns/op
BenchmarkTCPPersistentTimeout-4	  100000	     28592 ns/op
BenchmarkTCPPersistentTimeout-8	  100000	     28997 ns/op
BenchmarkTCPPersistentTimeout-16	   10000	    314354 ns/op

R=golang-dev, alex.brainman, dave, mikioh.mikioh, r, iant, bradfitz, iant
CC=golang-dev
https://golang.org/cl/6458128
2012-08-20 21:27:52 +04:00
Shenghou Ma
b1532344ef cmd/ld: skip R_*_NONE relocations, fix Linux/386 build again
The last fix was wrong w.r.t C's operator precedence,
and it also failed to really skip the NONE relocation.

The offending R_386_NONE relocation is a absolute
relocation in section .eh_frame.

TBR=golang-dev
CC=golang-dev
https://golang.org/cl/6463058
2012-08-21 00:34:06 +08:00
Volker Dobler
db645a024d strconv: consistent parameter names for ParseUint
If ParseUint is like ParseInt it should have the same parameter
names, thus rename b to to base as in ParseInt's documentation.

R=golang-dev, bradfitz
CC=golang-dev
https://golang.org/cl/6453152
2012-08-20 22:30:04 +10:00
Dmitriy Vyukov
20f6a8fdaf net/http: reduce mutex contention
benchmark                           old ns/op    new ns/op    delta
BenchmarkClientServerParallel          155909       154454   -0.93%
BenchmarkClientServerParallel-2         86012        82986   -3.52%
BenchmarkClientServerParallel-4         70211        55168  -21.43%
BenchmarkClientServerParallel-8         80755        47862  -40.73%
BenchmarkClientServerParallel-12        77753        51478  -33.79%
BenchmarkClientServerParallel-16        77920        50278  -35.47%
The benchmark is https://golang.org/cl/6441134
The machine is 2 x 4 HT cores (16 HW threads total).
Fixes #3946.
Now contention moves to net.pollServer.AddFD().

R=bradfitz
CC=bradfitz, dave, dsymonds, gobot, golang-dev, remyoudompheng
https://golang.org/cl/6454142
2012-08-20 13:28:27 +04:00
Marcel van Lohuizen
a8357f0160 exp/locale/collate/build: fixed bug that was exposed by experimenting
with table changes.
NOTE: there is no test for this, but 1) the code has now the same
control flow as scan in exp/locale/collate/contract.go, which is
tested and 2) Builder verifies the generated table so bugs in this
code are quickly and easily found (which is how this bug was discovered).

R=r
CC=golang-dev
https://golang.org/cl/6461082
2012-08-20 10:56:41 +02:00
Marcel van Lohuizen
98883c811a exp/locale/collate: let regtest generate its own collation table.
The main table will need to get a slightly different collation table as the one
used by regtest, as the regtest is based on the standard UCA DUCET, while
the locale-specific tables are all based on a CLDR root table.
This change allows changing the table without affecting the regression test.

R=r
CC=golang-dev
https://golang.org/cl/6453089
2012-08-20 10:56:19 +02:00
Marcel van Lohuizen
2845e5881f exp/locale/collate: changed default AlternateHandling to non-ignorable, the same
default as ICU.

R=r
CC=golang-dev
https://golang.org/cl/6445080
2012-08-20 10:56:06 +02:00
Marcel van Lohuizen
6918357031 exp/locale/collate: Added test flag to maketables tool for comparing newly
against previously generated tables.

R=r
CC=golang-dev
https://golang.org/cl/6441098
2012-08-20 10:55:40 +02:00
Nigel Tao
2b14a48d54 exp/html: make the parser manipulate the tokenizer via exported methods
instead of touching the tokenizer's internal state.

R=andybalholm
CC=golang-dev
https://golang.org/cl/6446153
2012-08-20 11:04:36 +10:00
Mikkel Krautz
67924c1b60 crypto/tls: explicitly require ExtKeyUsageClientAuth for client certs
If we aren't explicit about the KeyUsages, the verifier
will treat the certificate as a server certificate and require
it to have a ExtKeyUsageServerAuth key usage.

R=golang-dev
CC=golang-dev
https://golang.org/cl/6453148
2012-08-18 15:50:33 -07:00
Alex Brainman
58064a7cab pprof: make it work on windows again
- pprof is a perl script, so go command should invoke
  perl instead of trying to run pprof directly;
- pprof should use "go tool nm" unconditionally on windows,
  no one else can extract symbols from Go program;
- pprof should use "go tool nm" instead of "6nm".

Fixes #3879.

R=golang-dev, r
CC=golang-dev
https://golang.org/cl/6445082
2012-08-18 17:03:32 +10:00
Rob Pike
3ba0f6daf5 fmt: honor integer radix formats (%d etc.) for pointers
Before, pointers always appeared as 0x1234ABCD. This CL
keeps that as the default for %p and %v, but lets explicit
numeric verbs override the default.
Fixes #3936.

R=golang-dev, iant
CC=golang-dev
https://golang.org/cl/6441152
2012-08-17 16:12:25 -07:00
Rob Pike
deb53889c2 all: move defers to after error check to avoid nil indirection
Only affects some tests and none seem likely to be problematic, but let's fix them.
Fixes #3971.

R=golang-dev, iant
CC=golang-dev
https://golang.org/cl/6463060
2012-08-17 11:55:11 -07:00
Joel Sing
1b6557a0cf runtime: fix netbsd/386 stack pointer handling
When manipulating the stack pointer use the UESP register instead
of the ESP register, since the UESP register is the one that gets
restored from the machine context. Fixes broken tests on netbsd/386.

R=golang-dev, minux.ma, r, bsiegert
CC=golang-dev
https://golang.org/cl/6465054
2012-08-17 21:53:02 +10:00
Alex Brainman
2a642c34e5 misc/cgo/test: disable test on windows (attempt to fix windows build)
see issus 3358 for similar problem

R=golang-dev
CC=golang-dev, minux.ma
https://golang.org/cl/6464072
2012-08-17 14:15:01 +10:00
Shenghou Ma
93fac8859c cmd/ld: explicitly ignore R_*_NONE relocation to fix build
I don't know why this relocation is used.

R=golang-dev, iant
CC=golang-dev
https://golang.org/cl/6464070
2012-08-17 09:11:58 +08:00
Shenghou Ma
551d8b9ff5 cmd/go: new cgo build procedure
This CL adds a step to the build procedure for cgo programs. It uses 'ld -r'
to combine all gcc compiled object file and generate a relocatable object file
for our ld. Additionally, this linking step will combine some static linking
gcc library into the relocatable object file, so that we can use libgcc,
libmingwex and libmingw32 without problem.

   Fixes #3261.
   Fixes #1741.
   Added a testcase for linking in libgcc.

TODO:
1. still need to fix the INDIRECT_SYMBOL_LOCAL problem on Darwin/386.
2. still need to enable the libgcc test on Linux/ARM, because 5l can't deal
with thumb libgcc.

Tested on Darwin/amd64, Darwin/386, FreeBSD/amd64, FreeBSD/386, Linux/amd64,
Linux/386, Linux/ARM, Windows/amd64, Windows/386

R=iant, rsc, bradfitz, coldredlemur
CC=golang-dev
https://golang.org/cl/5822049
2012-08-17 03:42:34 +08:00
Daniel Morsing
b04c890a89 cmd/gc: Don't claim type assertion would help when it wont.
Fixes #3465.

R=golang-dev, rsc, remyoudompheng, iant
CC=golang-dev
https://golang.org/cl/6448097
2012-08-15 16:53:06 -07:00
Andrew Balholm
d624f0c922 exp/html: simplify testing code
Now that the parser passes all tests in the test suite,
it is no longer necessary to keep track of which tests
pass and which don't. So remove the testlogs directory
and the code that uses it.

R=nigeltao
CC=golang-dev
https://golang.org/cl/6453124
2012-08-16 09:31:22 +10:00
Robert Griesemer
ace14d01bd text/scanner: report illegal hexadecimal numbers (bug fix)
R=r
CC=golang-dev
https://golang.org/cl/6450136
2012-08-15 11:09:34 -07:00
Joel Sing
2ab18f69a6 os/exec: disable additional file descriptor test on netbsd
This currently fails on NetBSD due to the cloned file descriptors
that result from opening /dev/urandom. Disable the additional checking
until this is investigated and properly fixed.

R=golang-dev, minux.ma
CC=golang-dev
https://golang.org/cl/6443129
2012-08-16 02:06:21 +10:00
Joel Sing
b60d45f5b8 runtime: disable crash handler test on netbsd
Disable the crash handler test on NetBSD until I can figure out why
it triggers failures in later tests.

R=golang-dev, minux.ma
CC=golang-dev
https://golang.org/cl/6460090
2012-08-16 02:02:00 +10:00
Joel Sing
858bd05e2d net: implement netbsd sockoptip
Provide sockoptip for NetBSD, based on sockoptip for OpenBSD.

R=golang-dev, rsc, mikioh.mikioh, minux.ma
CC=golang-dev
https://golang.org/cl/6308053
2012-08-16 00:44:20 +10:00
Francisco Souza
34976b985a cmd/go: skipping relative paths on go test -i ./...
Fixes #3896.

R=rsc, rogpeppe, r
CC=golang-dev
https://golang.org/cl/6457075
2012-08-15 07:32:49 -07:00
Andrew Balholm
27cb1cbb2e exp/html: skip render and reparse on more tests that build badly-formed parse trees
All of the remaining tests that had as status of PARSE rather than PASS had
good reasons for not passing the render-and-reparse step: the correct parse tree is
badly formed, so when it is rendered out as HTML, the result doesn't parse into the
same tree. So add them to the list of tests where that step is skipped.

Also, I discovered that it is possible to end up with HTML elements (not just text)
inside a raw text element through reparenting. So change the rendering routines to
handle that situation as sensibly as possible (which still isn't very sensible, but
this is HTML5).

R=nigeltao
CC=golang-dev
https://golang.org/cl/6446137
2012-08-15 11:44:25 +10:00
Robert Hencke
16a82828a2 5l: trivial whitespace cleanup
R=golang-dev, dave
CC=golang-dev
https://golang.org/cl/6446131
2012-08-15 10:32:44 +10:00
Robert Griesemer
3df0545a8b go/scanner: faster scanning
Optimize some common cases.

benchmark            old ns/op    new ns/op    delta
BenchmarkScanFile       718907       667960   -7.09%

benchmark             old MB/s     new MB/s  speedup
BenchmarkScanFile        23.03        25.51    1.11x

R=r
CC=golang-dev
https://golang.org/cl/6454150
2012-08-14 11:26:30 -07:00
Adam Langley
7fa3b9f7ea exp/proxy: remove package.
This package has moved to go.net.

R=golang-dev, minux.ma, r, dave
CC=golang-dev
https://golang.org/cl/6461056
2012-08-14 13:04:14 -04:00
Andrew Balholm
3ba25e76a7 exp/html: generate replacement for <isindex> correctly
When generating replacement elements for an <isindex> tag, the old
addSyntheticElement method was producing the wrong nesting. Replace
it with parseImpliedToken.

Pass the one remaining test in the test suite.

R=nigeltao
CC=golang-dev
https://golang.org/cl/6453114
2012-08-14 09:53:10 +10:00
Dmitriy Vyukov
6d5eb61ae7 net: remove unused fields
R=golang-dev, iant
CC=golang-dev
https://golang.org/cl/6454145
2012-08-14 01:57:24 +04:00
Dmitriy Vyukov
058149f153 runtime/pprof: fix comments
R=golang-dev, iant
CC=golang-dev
https://golang.org/cl/6460082
2012-08-14 01:51:42 +04:00
Andrew Balholm
aa9a81b1b0 exp/html: discard tags that are terminated by EOF instead of by '>'
If a tag doesn't have a closing '>', it isn't considered a tag;
it is just ignored and EOF is returned instead.

Pass one additional test in the test suite.

Change tokenizer tests to match correct behavior.

R=nigeltao
CC=golang-dev
https://golang.org/cl/6454131
2012-08-13 12:07:44 +10:00
Robert Griesemer
a9d0ff6ead go/parser: exit early if source file does not contain text
Partial fix for issue 3943.

R=r
CC=golang-dev
https://golang.org/cl/6458115
2012-08-11 21:06:40 -07:00
Rob Pike
2253f67157 text/template/parse: fix bug handling /*/
Incorrect syntax for comment was erroneously accepted.
Fixes #3919.

R=golang-dev, rsc
CC=golang-dev
https://golang.org/cl/6453105
2012-08-09 19:24:46 -07:00
Shenghou Ma
4f308edc86 runtime: use sched_getaffinity for runtime.NumCPU() on Linux
Fixes #3921.

R=iant
CC=golang-dev
https://golang.org/cl/6448132
2012-08-10 10:05:26 +08:00
Andrew Balholm
c5038c8593 exp/html: ignore self-closing flag except in SVG and MathML
In HTML content, having a self-closing tag is a parse error unless
the tag would be self-closing anyway (like <img>). The only place a
self-closing tag actually makes a difference is in XML-based foreign
content.

Pass 1 additional test.

R=nigeltao
CC=golang-dev
https://golang.org/cl/6450109
2012-08-10 09:34:10 +10:00
Robert Griesemer
f597fa67c1 godoc: report error for directories with multiple packages
Fixes #3922.

R=rsc, adg
CC=golang-dev
https://golang.org/cl/6453094
2012-08-09 16:10:46 -07:00
Rémy Oudompheng
f087764abc go/build: correct shouldBuild bug reading whole contents of file.
It was caused by bytes.TrimSpace being able to return a nil
slice.

Fixes #3914.

R=golang-dev, r
CC=golang-dev, remy
https://golang.org/cl/6458091
2012-08-09 23:22:51 +02:00
Robert Griesemer
0f2529317f exp/types: add more import tests
Also simplified parsing of interface
types since they can only contain
methods (and no embedded interfaces)
in the export data.

R=rsc
CC=golang-dev
https://golang.org/cl/6446084
2012-08-09 11:55:00 -07:00
Shenghou Ma
20bf1a94e1 testing: add Verbose() to expose whether -test.v is set
Fixes #3350.

R=golang-dev, adg, r, fullung
CC=golang-dev
https://golang.org/cl/6445092
2012-08-09 23:41:09 +08:00
Rob Pike
18c378c259 text/template: add 'nil' as a keyword in the language
The keyword reprents an untyped nil and is useful for
passing nil values to methods and functions. The
nil will be promoted to the appropriate type when
used; if a type cannot be assigned, an error results.

R=rsc, dsymonds
CC=golang-dev
https://golang.org/cl/6459056
2012-08-08 20:02:19 -07:00
Shenghou Ma
af92b29fe6 cmd/5l: add PT_PAX_FLAGS ELF header
Although I don't use PAX enabled ARM kernels, PAX
does have support for ARM, so we're better off add
PT_PAX_FLAGS now in case people use PAX kernels.

R=golang-dev, rsc
CC=golang-dev
https://golang.org/cl/6453092
2012-08-09 08:47:43 +08:00
Andrew Balholm
22e918f5d6 exp/html: ignore </html> in afterBodyIM when parsing a fragment
Pass 1 additional test.

R=nigeltao
CC=golang-dev
https://golang.org/cl/6454124
2012-08-09 10:19:25 +10:00
Andrew Balholm
e4a50195c3 exp/html: when ignoring <textarea> tag, switch tokenizer out of raw text mode
Pass 1 additional test.

R=nigeltao
CC=golang-dev
https://golang.org/cl/6459060
2012-08-09 09:43:10 +10:00
Charles L. Dorian
a5c4e0fa2a math: update definition of NaN in assembly language files
R=rsc, minux.ma, golang-dev, nigeltao
CC=golang-dev
https://golang.org/cl/6461047
2012-08-09 09:40:05 +10:00
Rob Pike
c48b77b1b5 all: make Unicode surrogate halves illegal as UTF-8
Surrogate halves are part of UTF-16 and should never appear in UTF-8.
(The rune that two combined halves represent in UTF-16 should
be encoded directly.)

Encoding: encode as RuneError.
Decoding: convert to RuneError, consume one byte.

This requires changing:
        package unicode/utf8
        runtime for range over string
Also added utf8.ValidRune and fixed bug in utf.RuneLen.

Fixes #3927.

R=golang-dev, rsc, bsiegert
CC=golang-dev
https://golang.org/cl/6458099
2012-08-08 14:01:23 -07:00
Andrew Gerrand
4939b7b065 io: amend ReaderFrom doc as per r's comment
R=r
CC=golang-dev
https://golang.org/cl/6458097
2012-08-08 15:41:47 +10:00
Yves Junqueira
4230dd4c6c crypto/rand: Example for Read.
R=adg, remyoudompheng, rsc, r
CC=golang-dev
https://golang.org/cl/6457085
2012-08-08 12:04:54 +10:00
Andrew Balholm
fca45719a4 exp/html: foster-parent text correctly
If a table contained whitespace, text nodes would not get foster parented
correctly.

Pass 1 additional test.

R=nigeltao
CC=golang-dev
https://golang.org/cl/6459054
2012-08-08 10:00:57 +10:00
Nigel Tao
5f7bec693d image/jpeg: send a correct Start Of Scan (SOS) header.
Section B.2.3 of http://www.w3.org/Graphics/JPEG/itu-t81.pdf discusses
the End of spectral selection (Se) byte.

Apparently many JPEG decoders ignore the Se byte (or let it through
with a warning), but some configurations reject them. For example,
http://download.blender.org/source/chest/blender_2.03_tree/jpeg/jcmaster.c
has these lines:

if (Ss != 0 || Se != DCTSIZE2-1 || Ah != 0 || Al != 0)
  ERREXIT1(cinfo, JERR_BAD_PROG_SCRIPT, scanno);

Fixes #3916.

R=r
CC=golang-dev
https://golang.org/cl/6459052
2012-08-08 09:57:09 +10:00
Shenghou Ma
0157c72d13 runtime: inline several float64 routines to speed up complex128 division
Depends on CL 6197045.

Result obtained on Core i7 620M, Darwin/amd64:
benchmark                       old ns/op    new ns/op    delta
BenchmarkComplex128DivNormal           57           28  -50.78%
BenchmarkComplex128DivNisNaN           49           15  -68.90%
BenchmarkComplex128DivDisNaN           49           15  -67.88%
BenchmarkComplex128DivNisInf           40           12  -68.50%
BenchmarkComplex128DivDisInf           33           13  -61.06%

Result obtained on Core i7 620M, Darwin/386:
benchmark                       old ns/op    new ns/op    delta
BenchmarkComplex128DivNormal           89           50  -44.05%
BenchmarkComplex128DivNisNaN          307          802  +161.24%
BenchmarkComplex128DivDisNaN          309          788  +155.02%
BenchmarkComplex128DivNisInf          278          237  -14.75%
BenchmarkComplex128DivDisInf           46           22  -52.46%

Result obtained on 700MHz OMAP4460, Linux/ARM:
benchmark                       old ns/op    new ns/op    delta
BenchmarkComplex128DivNormal         1557          465  -70.13%
BenchmarkComplex128DivNisNaN         1443          220  -84.75%
BenchmarkComplex128DivDisNaN         1481          218  -85.28%
BenchmarkComplex128DivNisInf          952          216  -77.31%
BenchmarkComplex128DivDisInf          861          231  -73.17%

The 386 version has a performance regression, but as we have
decided to use SSE2 instead of x87 FPU for 386 too (issue 3912),
I won't address this issue.

R=dsymonds, mchaten, iant, dave, mtj, rsc, r
CC=golang-dev
https://golang.org/cl/6024045
2012-08-07 23:45:50 +08:00
Brad Fitzpatrick
c8423f9002 io: document ReaderFrom and WriterTo
Fixes #3711

R=golang-dev, adg
CC=golang-dev
https://golang.org/cl/6445083
2012-08-07 16:10:10 +10:00
Yves Junqueira
b3caa2ba3c text/template: fix range example.
R=r
CC=adg, gobot, golang-dev
https://golang.org/cl/6449096
2012-08-06 20:40:43 -07:00
Andrew Balholm
5530a426ef exp/html: correctly handle <title> after </head>
The <title> element was getting removed from the stack of open elements,
when its parent, the <head> element should have been removed instead.

Pass 2 additional tests.

R=nigeltao
CC=golang-dev
https://golang.org/cl/6449101
2012-08-07 13:36:08 +10:00
Alex Brainman
0bfa31e961 net/http: disable TestServeFileFromCWD test on windows
This is an attempt to fix windows build. Will restore
once we know what the problem is.

R=golang-dev, bradfitz
CC=golang-dev
https://golang.org/cl/6461046
2012-08-07 13:19:49 +10:00
Shenghou Ma
0cb04168d3 cmd/5l: dwarf line number support for Linux/ARM
Part of issue 3747.

R=dave, lvd, rsc
CC=golang-dev
https://golang.org/cl/6084044
2012-08-07 10:09:24 +08:00
Shenghou Ma
df623d03ab cmd/go: remove $WORK paths in generated binaries
Fixes #3748.

R=golang-dev, rsc
CC=golang-dev
https://golang.org/cl/6357064
2012-08-07 10:00:58 +08:00
Shenghou Ma
6e9506a7b4 math, runtime: use a NaN that matches gcc's
our old choice is not working properly at least on VFPv2 in
ARM1136JF-S (it's not preserved across float64->float32 conversions).

        Fixes #3745.

R=dave, rsc
CC=golang-dev
https://golang.org/cl/6344078
2012-08-07 09:57:14 +08:00
Shenghou Ma
41645847b4 runtime: remove unnecessary ROUND in alg.c
Introduced in CL 6452046.

R=golang-dev, nigeltao, dave
CC=golang-dev
https://golang.org/cl/6459051
2012-08-07 09:49:56 +08:00
Shenghou Ma
1e95429c3f misc/cgo/{life,stdio}, test/run.go: use test/run.go to do the cgo tests
Enhances test/run.go to support testing other directories
   Will enable stdio tests on Windows in a follow-up CL.

R=golang-dev, alex.brainman, rsc
CC=golang-dev
https://golang.org/cl/6220049
2012-08-07 09:38:35 +08:00
Andrew Balholm
2276ab92c1 exp/html: fix foster-parenting when elements are implicitly closed
When an element (like <nobr> or <p>) was implicitly closed by another
start tag, it would keep foster parenting from working because
the check for what was on top of the stack of open elements was
in the wrong place.

Move the check to addChild.

Pass 2 additional tests.

R=nigeltao
CC=golang-dev
https://golang.org/cl/6460045
2012-08-07 09:35:09 +10:00
Russ Cox
e1cf7d6fb6 net: fix spurious EADDRNOTAVAIL errors
R=golang-dev, fullung
CC=golang-dev
https://golang.org/cl/6443085
2012-08-06 16:32:00 -04:00
Alexey Borzenkov
8b5d4c3c03 syscall: fix plan9 build broken by CL 6458050
R=golang-dev, rsc
CC=golang-dev, r, yarikos
https://golang.org/cl/6454104
2012-08-06 16:24:08 -04:00
Brad Fitzpatrick
2d2866ee84 net: fix TCPListener file leak to child processes
Hold ForkLock during dup of fd + cloexec in the net pkg,
per the locking policy documented in syscall/exec_unix.go.

R=golang-dev, dsymonds, adg
CC=golang-dev
https://golang.org/cl/6457080
2012-08-06 14:12:23 +10:00
Alexey Borzenkov
a108369c83 syscall: return EINVAL when string arguments have NUL characters
Since NUL usually terminates strings in underlying syscalls, allowing
it when converting string arguments is a security risk, especially
when dealing with filenames. For example, a program might reason that
filename like "/root/..\x00/" is a subdirectory or "/root/" and allow
access to it, while underlying syscall will treat "\x00" as an end of
that string and the actual filename will be "/root/..", which might
be unexpected. Returning EINVAL when string arguments have NUL in
them makes sure this attack vector is unusable.

R=golang-dev, r, bradfitz, fullung, rsc, minux.ma
CC=golang-dev
https://golang.org/cl/6458050
2012-08-05 17:24:32 -04:00
Benny Siegert
8efb70f92e syscall: add some new syscall numbers from NetBSD-current
R=golang-dev
CC=golang-dev
https://golang.org/cl/6454100
2012-08-05 17:02:41 -04:00
Rémy Oudompheng
77f3e189d2 runtime: faster string equality.
benchmark                                old ns/op    new ns/op    delta
BenchmarkCompareStringEqual                     51           35  -30.20%
BenchmarkCompareStringIdentical                 51            7  -85.71%
BenchmarkCompareStringSameLength                25           18  -28.29%
BenchmarkCompareStringDifferentLength            2            2   +1.46%

R=golang-dev, rsc
CC=golang-dev, remy
https://golang.org/cl/6450092
2012-08-05 21:35:41 +02:00
Russ Cox
ea392b8849 bufio: discourage use of ReadLine
Too many people use it without reading what it does.
Those people want ReadBytes or ReadString.

Fixes #3906.

R=golang-dev, iant, r
CC=golang-dev
https://golang.org/cl/6442087
2012-08-05 14:32:09 -04:00
Rémy Oudompheng
ff03482fd6 strconv: speedup AppendFloat/FormatFloat.
The improvement is obtained by eliminating the zero
initialization of a large structure that is only
needed when the fast path fails.

Also add a missing roundtrip test for float32s.

benchmark                              old ns/op    new ns/op    delta
BenchmarkAppendFloatDecimal                  301          180  -40.20%
BenchmarkAppendFloat                         486          388  -20.16%
BenchmarkAppendFloatExp                      492          383  -22.15%
BenchmarkAppendFloatNegExp                   478          370  -22.59%
BenchmarkAppendFloatBig                      650          541  -16.77%
BenchmarkAppendFloat32Integer                308          180  -41.56%
BenchmarkAppendFloat32ExactFraction          449          333  -25.84%
BenchmarkAppendFloat32Point                  494          390  -21.05%
BenchmarkAppendFloat32Exp                    488          387  -20.70%
BenchmarkAppendFloat32NegExp                 488          378  -22.54%

R=r, rsc
CC=golang-dev, remy
https://golang.org/cl/6346081
2012-08-05 20:30:13 +02:00
Andrew Balholm
74db9d298b exp/html: don't treat SVG <title> like HTML <title>
The content of an HTML <title> element is RCDATA, but the content of an SVG
<title> element is parsed as tags. Now the parser doesn't go into RCDATA
mode in foreign content.

Pass 4 additional tests.

R=nigeltao
CC=golang-dev
https://golang.org/cl/6448111
2012-08-05 22:32:35 +10:00
Dmitriy Vyukov
2f2df2aceb cmd/go: allow to use syso files with cgo
I have C functions implemented in .syso file (rather than .so or inlined in .go file).
W/o this change the gcc invocation fails with undefined symbols.

R=minux.ma, rsc
CC=golang-dev
https://golang.org/cl/6352076
2012-08-04 18:02:12 +03:00
Dmitriy Vyukov
8be5e8a419 cmd/cc: allow to call nested packages from within C code
E.g. sync/atomic.LoadInt32() can be called as sync»atomic·LoadInt32()

R=rsc
CC=golang-dev
https://golang.org/cl/6448057
2012-08-04 16:11:53 +04:00
Ian Lance Taylor
6fa38e5e0a cmd/go, go/build, misc/swig: add SWIG support to Go tool
R=adg, rsc, franciscossouza, seb.binet, gen.battle
CC=golang-dev
https://golang.org/cl/5845071
2012-08-03 18:08:43 -07:00
Michał Derkacz
dee5adcf74 5a, 5l, math: Add support for ABSD, ABSF floating point instructions.
R=golang-dev, dave, rsc, minux.ma
CC=golang-dev
https://golang.org/cl/6225051
2012-08-03 16:15:11 -04:00
Rémy Oudompheng
823962c521 cmd/8g: fix miscompilation due to BADWIDTH.
Fixes #3899.

R=rsc
CC=golang-dev, remy
https://golang.org/cl/6453084
2012-08-03 22:05:51 +02:00
Rémy Oudompheng
f4f1ba2b1e cmd/gc: accept switches on comparable arrays.
The compiler is incorrectly rejecting switches on arrays of
comparable types. It also doesn't catch incomparable structs
when typechecking the switch, leading to unreadable errors
during typechecking of the generated code.

Fixes #3894.

R=rsc
CC=gobot, golang-dev, r, remy
https://golang.org/cl/6442074
2012-08-03 21:47:26 +02:00
Adam Langley
728f191319 crypto/elliptic: explicitly handle P+P, ∞+P and P+∞
These aren't needed for scalar multiplication, but since we export a
generic Add function we should handle it.

This change also corrects two bugs in p224Contract that it turned up.

R=golang-dev, rsc
CC=golang-dev
https://golang.org/cl/6458076
2012-08-03 15:42:14 -04:00
Russ Cox
3f34248a77 cmd/ld: add PT_PAX_FLAGS ELF header
PAX systems are Linux systems that are more paranoid about memory permissions.
These flags tell them to relax when running Go binaries.

Fixes #47.

R=iant
CC=golang-dev
https://golang.org/cl/6326054
2012-08-03 15:27:35 -04:00
Mike Rosset
cf06750372 debug/elf: Add support for getting DynTag string table values.
R=rsc
CC=golang-dev
https://golang.org/cl/6430064
2012-08-03 14:46:20 -04:00
Robert Griesemer
f3a45d4695 go/build: tiny cleanup
R=rsc
CC=golang-dev
https://golang.org/cl/6453083
2012-08-03 10:45:02 -07:00
Adam Langley
e107742080 crypto/tls: remove flakey tests
This removes some (non-short only) tests that involved connections to
the outside world and thus were flakey. This does remove some test
coverage of the root fetchers on non-Windows platforms, but the right
place for that is crypto/x509.

R=golang-dev, krautz, rsc
CC=golang-dev
https://golang.org/cl/6455085
2012-08-03 13:28:05 -04:00
Adam Langley
bbb5f1bffb crypto/x509: support ECDSA keys when generating certificates.
We already support reading ECDSA certificates and this change adds
write support.

R=golang-dev, bradfitz, rsc
CC=golang-dev
https://golang.org/cl/6422046
2012-08-03 10:37:30 -04:00
Marcel van Lohuizen
89d40b911c exp/locale/collate: changed API of Builder to be more convenient
for dealing with CLDR files:
- Add now taxes a list of indexes of colelems that are variables. Checking and
  handling is now done by the Builder.  VariableTop is now also properly generated
  using the Build method.
- Introduced separate Builder, called Tailoring, for creating tailorings of root
  table.  This clearly separates the functionality for building a table based on
  weights (the allkeys* files) versus tables based on LDML XML files.
- Tailorings are now added by two calls instead of one: SetAnchor and Insert.
  This more closely reflects the structure of LDML side and simplifies the
  implementation of both the client and library side.  It also preserves
  some information that is otherwise hard to recover for the Builder.
- Allow the LDML XML element extend to be passed to Insert.  This simplifies
  both client and library implementation.

R=r
CC=golang-dev
https://golang.org/cl/6454061
2012-08-03 09:01:21 +02:00
Alex Brainman
b9b29ce2ba os: test that IsExist and IsNotExist handle PathError and LinkError
R=golang-dev, r
CC=golang-dev
https://golang.org/cl/6442080
2012-08-03 14:25:35 +10:00
Robert Griesemer
c12a63f7d3 go/scanner: fix minor typo
R=r
CC=golang-dev
https://golang.org/cl/6442076
2012-08-02 17:10:41 -07:00
Robert Griesemer
593c51cff1 go/ast: ast.Print must not crash with unexported fields
Don't print unexported struct fields; their values are
not accessible via reflection.

Fixes #3898.

Also:
- added support for arrays
- print empty maps, arrays, slices, structs on one line
  for a denser output
- added respective test cases

R=r
CC=golang-dev
https://golang.org/cl/6454089
2012-08-02 17:05:51 -07:00
Andrew Balholm
2f39a33b6a exp/html: in parse tests, discard only one trailing newline
Pass 2 additional tests.

R=nigeltao
CC=golang-dev
https://golang.org/cl/6454090
2012-08-03 09:31:45 +10:00
Nigel Tao
1916db786f html: make the low-level tokenizer also skip end-tag attributes.
R=andybalholm
CC=golang-dev
https://golang.org/cl/6453071
2012-08-03 09:29:16 +10:00
Rémy Oudompheng
37d7500f8d exp/types: set non-embedded method type during GcImport.
R=golang-dev, gri
CC=golang-dev
https://golang.org/cl/6445068
2012-08-02 16:24:09 -07:00
Robert Griesemer
a4ac339f43 exp/types: enable cycle checks again
Process a package's object in a reproducible
order (rather then in map order) so that we
get error messages in reproducible order.

R=r
CC=golang-dev
https://golang.org/cl/6449076
2012-08-01 16:37:06 -07:00
Andrew Balholm
dbbfbcc4a1 exp/html: implement escaping and double-escaping in scripts
The text inside <script> tags is not ordinary raw text; there are all sorts
of other complications. This CL implements those complications.

Pass 76 additional tests.

R=nigeltao
CC=golang-dev
https://golang.org/cl/6443070
2012-08-01 14:45:35 +10:00
Shenghou Ma
e07958f7df runtime: round return value address in runtime.equal
Fixes #3866.

R=rsc, r, nigeltao
CC=golang-dev
https://golang.org/cl/6452046
2012-07-31 23:02:46 -04:00
Alex Brainman
f2b8f6b451 os: Rename error to fit IsExist
Fixes #3828.

R=golang-dev, iant, rsc
CC=golang-dev
https://golang.org/cl/6420056
2012-08-01 12:55:04 +10:00
Robert Griesemer
152279f203 exp/types: Replace String method with TypeString function
This is more in sync with the rest of the package;
for instance, we have functions (not methods) to
deref or find the underlying type of a Type.

In the process use a single bytes.Buffer to create
the string representation for a type rather than
the (occasional) string concatenation.

R=r
CC=golang-dev
https://golang.org/cl/6458057
2012-07-31 19:30:18 -07:00
Robert Griesemer
dcb6f59811 exp/types: implement Type.String methods for testing/debugging
Also:
- replaced existing test with a more comprehensive test
- fixed bug in map type creation

R=r
CC=golang-dev
https://golang.org/cl/6450072
2012-07-31 17:09:12 -07:00