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Commit Graph

7369 Commits

Author SHA1 Message Date
Robert Griesemer
76f3228520 go spec, effective go: cleanups
Removed most of the detailed examples about handing panics
from the go spec since it's now covered by Effective Go.

R=r, rsc, iant, ken2
CC=golang-dev
https://golang.org/cl/4128058
2011-02-04 08:43:21 -08:00
Adam Langley
4a14bc524b crypto/openpgp/packet: add public key support
Note that DSA public key support is nascent and the verification
functions clearly don't support it yet. I'm intending to get RSA keys
working first.

R=bradfitzgo
CC=golang-dev
https://golang.org/cl/3973054
2011-02-04 09:00:17 -05:00
Robert Griesemer
459da21603 issue 1402: added test case
R=rsc
CC=golang-dev
https://golang.org/cl/4079063
2011-02-03 20:35:14 -08:00
Alex Brainman
4ecebfea53 os: implement new Process api
Fixes #1004.
Fixes #1460.

R=mattn, r, niemeyer, rog, rsc
CC=golang-dev
https://golang.org/cl/4029053
2011-02-04 14:41:26 +11:00
Yasuhiro Matsumoto
8b9d6e38be gopack: unused variable.
R=golang-dev, r
CC=golang-dev
https://golang.org/cl/4121057
2011-02-03 17:29:09 -08:00
Robert Griesemer
ea2c6a3e59 godoc: minor internal fix
The value of the internal flag includeNonGoFile
really is the value of the fulltextIndex flag.

R=rsc
CC=golang-dev
https://golang.org/cl/4044052
2011-02-03 16:05:57 -08:00
Rob Pike
7db904c1f6 regexp: add support for matching text read from things that implement
ReadRune.  (If you have a Reader but not a RuneReader, use bufio.)

The matching code is a few percent slower but significantly cleaner.

R=rsc
CC=golang-dev
https://golang.org/cl/4125046
2011-02-03 13:58:40 -08:00
Gustavo Niemeyer
63457d089e sync: Proposal for barrier implementation
As discussed in the mailing list, this adds a simple barrier
implementation to the sync package which enables one or more
goroutines to wait for a counter to go down to zero.

R=rsc, rog, r
CC=golang-dev
https://golang.org/cl/3770045
2011-02-03 12:39:11 -08:00
Robert Griesemer
838b5ad9d6 go spec: move to Unicode 6.0
R=r, r2
CC=golang-dev
https://golang.org/cl/4128055
2011-02-03 12:27:41 -08:00
Rob Pike
8bf0bc2754 fmt: document %%
R=rsc, gri
CC=golang-dev
https://golang.org/cl/4130044
2011-02-03 11:55:33 -08:00
Russ Cox
9d3db4b62e gotest: enable unit tests for cmd directories
R=r
CC=golang-dev
https://golang.org/cl/4001056
2011-02-03 14:54:01 -05:00
Russ Cox
c1a695c160 gc, ld: package name main no longer reserved
R=ken2
CC=golang-dev
https://golang.org/cl/4128054
2011-02-03 14:17:20 -05:00
Dave Cheney
eff1952873 syscall: add SetsockoptIpMreq
notes:
* due to Issue 1466 the Msghdr struct for
 src/pkg/syscall/ztypes_darwin_386.go
 src/pkg/syscall/ztypes_darwin_amd64.go
had to be edited after the godefs generation.
* ztypes_*.go files for linux, freebsd and darwin
have been prepared on the correct host OS and ARCH.
While the total increase is a dozen lines per file
the diff is larger due to a change to godefs,
 http://code.google.com/p/go/source/detail?r=c79e30afe9c8
while has altered the names of Pad members which
causes gofmt to realign the affected structs

R=rsc, mikioh
CC=golang-dev
https://golang.org/cl/4119053
2011-02-03 14:15:35 -05:00
Russ Cox
33cf883440 A+C: Dave Cheney (individual CLA)
R=adg, gri
CC=golang-dev
https://golang.org/cl/4126055
2011-02-03 14:15:27 -05:00
Robert Griesemer
fa3d0d73f0 go spec: adjust notion of Assignability
This change makes it legal to pass a struct value as receiver
outside the package declaring the struct even if the respective
struct type has non-exported fields.

This is a backwards-compatible language change motivated by the
fact that it is already possible to circumvent the assignment
restriction when calling methods through interfaces (see issue
1402).

R=r, rsc, iant, ken2
CC=golang-dev
https://golang.org/cl/3926044
2011-02-03 10:53:31 -08:00
Gustavo Niemeyer
ab15a978fb cgo: os/arch dependent #cgo directives
This enables #cgo directives to contain a os/arch
specification which restricts the definition of
the given option to matching systems.

For example:

#cgo amd64 CFLAGS: -DAMD64=1
#cgo linux CFLAGS: -DLINUX=1
#cgo linux/amd64 CFLAGS: -DLINUX_ON_AMD64=1

R=rsc
CC=golang-dev
https://golang.org/cl/4121048
2011-02-03 13:51:47 -05:00
Russ Cox
3f61184e1b gc, ld: detect stale or incompatible object files
The object files begin with a header that is

        $GOARCH

on a line by itself.  This CL changes that header to

        go object $GOOS $GOARCH release.2011-01-01 4567+

where the final two fields are the most recent release
tag and the current hg version number.

All objects imported into a Go compilation or linked into an
executable must have the same header line, and that header
line must match the compiler and linker versions.

The effect of this will be that if you update and run all.bash
and then try to link in objects compiled with an earlier version
of the compiler (or invoke the wrong version of the compiler),
you will get an error showing the different headers instead
of perhaps silent incompatibility.

Normal usage with all.bash should be unaffected, because
all.bash deletes all the object files in $GOROOT/pkg/$GOOS_$GOARCH
and cleans all intermediate object files before starting.

This change is intended to diagnose stale objects arising when
users maintaining alternate installation directories forget to
rebuild some of their files after updating.

It should help make the adoption of $GOPATH (CL 3780043)
less error-prone.

R=ken2, r
CC=golang-dev
https://golang.org/cl/4023063
2011-02-03 13:51:43 -05:00
Russ Cox
a6736cae30 spec: allow imported packages named main
Prior to this CL, there were two requirements about the
package name main.

1. The package that sits at the root of the import graph
   (the one where program execution begins)
   must be named main.

2. No other package in the program can be named main.

This CL only removes requirement #2, which can be done
without changing any other Go documentation.

The new wording and formatting is such that removing
requirement #1 can be done by deleting a single line,
but making that change is explicitly outside the scope
of this CL, because it would require changes to other
documentation at the same time.

R=gri, r, gri1
CC=golang-dev
https://golang.org/cl/4126053
2011-02-03 13:40:51 -05:00
Adam Langley
364cb831f7 crypto/openpgp/packet: add basic routines
Since nobody suggested major changes to the higher level API, I'm
splitting up the lower level code for review. This is the first of the
changes for the packet reading/writing code.

It deliberately doesn't include a Makefile because the package is
incomplete.

R=bradfitzgo
CC=golang-dev
https://golang.org/cl/4080051
2011-02-03 09:22:40 -05:00
Adam Langley
2a2995cec8 crypto/openpgp/armor: bug fixes
* Don't require lines to be full.
* Don't forget to flush the line buffer.
* Update the test so that it doesn't happen to include only full lines
  in order to test the above.
* Always write the line after the header as GNUPG expects it.

R=bradfitzgo
CC=golang-dev
https://golang.org/cl/4124043
2011-02-03 09:19:20 -05:00
Adam Langley
fc5c1f0a18 crypto/cipher: add resync open to OCFB mode.
OpenPGP changed its OCFB mode for more modern packets (for example, the
MDC symmetrically encrypted packet). This change adds a bool to
determine which mode is used.

R=bradfitzgo, r, rsc
CC=golang-dev
https://golang.org/cl/4126041
2011-02-03 09:17:42 -05:00
Christopher Nielsen
31ccf19612 build: fix spaces in GOROOT
Fixes #1413.

R=golang-dev, rsc
CC=golang-dev
https://golang.org/cl/4007041
2011-02-03 00:42:03 -05:00
Russ Cox
274d095121 A+C: add Christopher Nielsen (individual CLA)
R=golang-dev, r2
CC=golang-dev
https://golang.org/cl/3989061
2011-02-03 00:36:24 -05:00
Russ Cox
1e063b32cd runtime: faster allocator, garbage collector
GC is still single-threaded.
Multiple threads will happen in another CL.

Garbage collection pauses are typically
about half as long as they were before this CL.

R=brainman, iant, r
CC=golang-dev
https://golang.org/cl/3975046
2011-02-02 23:03:47 -05:00
Russ Cox
6b93a92ac0 windows: fix build?
Shot in the dark.

TBR=r
CC=golang-dev
https://golang.org/cl/4126054
2011-02-02 22:53:10 -05:00
Yasuhiro Matsumoto
27191b558c codereview: fix hgpatch on windows
R=rsc
CC=golang-dev
https://golang.org/cl/3989059
2011-02-02 22:43:40 -05:00
Gustavo Niemeyer
34336bd9f3 cgo: fix _cgo_run timestamp file order
The timestamp file is being created before cgo
runs, which means errors will not prevent it
from being created and thus will cause the
build to break by rendering the rule up-to-date
when it isn't.

R=rsc
CC=golang-dev
https://golang.org/cl/4001049
2011-02-02 22:37:40 -05:00
Eoghan Sherry
cf63e34b1d gc: correct rounding of denormal constants
Fixes #1463.

R=rsc
CC=golang-dev
https://golang.org/cl/4079060
2011-02-02 22:36:54 -05:00
Hector Chu
fb9fc886ff windows: syscall: Make ForkExec acquire the ForkLock
so that spawned processes avoid inheriting pipes.

Implement CloseOnExec.
Make file and pipe handles inheritable.

R=rsc, brainman, vincent.vanackere
CC=golang-dev
https://golang.org/cl/4126047
2011-02-03 12:50:41 +11:00
Robert Griesemer
68b40fbbb8 Getting Started guide: update for new versions of Mercurial
Newer versions of Mercurial require the configuration
of Certification Authorities.

R=rsc
CC=golang-dev
https://golang.org/cl/4128052
2011-02-02 15:53:32 -08:00
Russ Cox
259a974292 cgo: rename internal f to avoid conflict with possible C global named f
Fixes #1452.

R=r
CC=golang-dev
https://golang.org/cl/4023060
2011-02-02 18:53:03 -05:00
Russ Cox
8a2891fc56 gc: select receive bug fix
Affects receive using := when new variable escapes to heap.

Fixes #1468.

R=ken2
CC=golang-dev
https://golang.org/cl/4119052
2011-02-02 18:34:09 -05:00
Robert Griesemer
c5fc3b6972 fmt: rename internal interfaces
readRuner -> runeReader
unreadRuner -> runeUnreader

R=r, rsc
CC=golang-dev
https://golang.org/cl/4000054
2011-02-02 15:00:14 -08:00
Russ Cox
b287d7cbe1 runtime: more detailed panic traces, line number work
Follow morestack, so that crashes during a stack split
give complete traces.  Also mark stack segment boundaries
as an aid to debugging.

Correct various line number bugs with yet another attempt
at interpreting the pc/ln table.  This one has a chance at
being correct, because I based it on reading src/cmd/ld/lib.c
instead of on reading the documentation.

Fixes #1138.
Fixes #1430.
Fixes #1461.

throw: runtime: split stack overflow

runtime.throw+0x3e /home/rsc/g/go2/src/pkg/runtime/runtime.c:78
        runtime.throw(0x81880af, 0xf75c8b18)
runtime.newstack+0xad /home/rsc/g/go2/src/pkg/runtime/proc.c:728
        runtime.newstack()
runtime.morestack+0x4f /home/rsc/g/go2/src/pkg/runtime/386/asm.s:184
        runtime.morestack()
----- morestack called from stack: -----
runtime.new+0x1a /home/rsc/g/go2/src/pkg/runtime/malloc.c:288
        runtime.new(0x1, 0x0, 0x0)
gongo.makeBoard+0x33 /tmp/Gongo/gongo_robot_test.go:344
        gongo.makeBoard(0x809d238, 0x1, 0xf76092c8, 0x1)
----- stack segment boundary -----
gongo.checkEasyScore+0xcc /tmp/Gongo/gongo_robot_test.go:287
        gongo.checkEasyScore(0xf764b710, 0x0, 0x809d238, 0x1)
gongo.TestEasyScore+0x8c /tmp/Gongo/gongo_robot_test.go:255
        gongo.TestEasyScore(0xf764b710, 0x818a990)
testing.tRunner+0x2f /home/rsc/g/go2/src/pkg/testing/testing.go:132
        testing.tRunner(0xf764b710, 0xf763b5dc, 0x0)
runtime.goexit /home/rsc/g/go2/src/pkg/runtime/proc.c:149
        runtime.goexit()

R=ken2, r
CC=golang-dev
https://golang.org/cl/4000053
2011-02-02 16:44:20 -05:00
Robert Griesemer
827e98d4fd io: rename interfaces
ReadByter -> ByteReader
ReadRuner -> RuneReader

R=r, r2, rsc
CC=golang-dev
https://golang.org/cl/4023062
2011-02-02 13:42:15 -08:00
Russ Cox
fdb46fb470 codereview: record repository, base revision
Include repository URL in initial mail.
Record repository and base revision in patch description.

R=r
CC=golang-dev
https://golang.org/cl/4126052
2011-02-02 16:39:31 -05:00
Rob Pike
029bbe18e0 fmt.Scan: scan binary-exponent floating format, 2.4p-3
R=rsc, rog, r2
CC=golang-dev
https://golang.org/cl/4128049
2011-02-02 12:38:48 -08:00
Russ Cox
bc874ec0dd runtime: correct runtime.GOOS, runtime.GOARCH
If the same directory was used for multiple builds,
it was possible for a stale version.go to contain the
wrong definitions for $GOOS and $GOARCH, because
they can change even if the hg version does not.
Split into multiple files to fix.

R=r, r2
CC=golang-dev
https://golang.org/cl/4124050
2011-02-02 15:35:54 -05:00
Robert Griesemer
bd4e49f524 Effective Go: fix typo
Fixes #1467.

R=r, r2
CC=golang-dev
https://golang.org/cl/3981054
2011-02-02 11:02:56 -08:00
Rob Pike
7c189a8417 sync: tidy a couple of comments.
no semantic change.

R=rsc
CC=golang-dev
https://golang.org/cl/4128048
2011-02-01 21:29:46 -08:00
Rob Pike
03a93158d2 fmt: document %b for floating point
R=rsc
CC=golang-dev
https://golang.org/cl/4073051
2011-02-01 21:10:16 -08:00
Rob Pike
622d729b86 io: add ReadRuner
Put it in the same package as ReadByter.
There is no implementation here for either interface.

R=rsc
CC=golang-dev
https://golang.org/cl/4121051
2011-02-01 21:09:33 -08:00
Rob Pike
8a2d706487 regexp tests: make some benchmarks more meaningful
The first two "Literal" tests were silly.
Also fix a naming typo in a couple of tests.

R=rsc
CC=golang-dev
https://golang.org/cl/4127045
2011-02-01 17:48:42 -08:00
Andrew Gerrand
97ce34244f tag release.2011-02-01.1
R=gri
CC=golang-dev
https://golang.org/cl/4023061
2011-02-02 12:11:29 +11:00
Andrew Gerrand
b08746ee5e release.2011-02-01.1
Re-issue to include go/ast fixes for godoc.

R=gri
CC=golang-dev
https://golang.org/cl/3989058
2011-02-02 12:09:31 +11:00
Robert Griesemer
3a54d43825 go/ast: add missing handling of SendStmt to ast.Walk
R=adg
CC=golang-dev
https://golang.org/cl/4044048
2011-02-01 16:57:45 -08:00
Andrew Gerrand
d203c43568 tag release.2011-02-01
R=rsc
CC=golang-dev
https://golang.org/cl/4124048
2011-02-02 11:02:54 +11:00
Andrew Gerrand
7aa758df0c release.2011-02-01
R=rsc
CC=golang-dev
https://golang.org/cl/4119050
2011-02-02 10:59:59 +11:00
Russ Cox
1fa4173444 5l, 8l: pass stack frame size to morestack when needed
Shame on me: I fixed the same bug in 6l in 8691fcc6a66e
(https://golang.org/cl/2609041) and neglected
to look at 5l and 8l to see if they were affected.

On the positive side, the check I added in that CL is the
one that detected this bug.

Fixes #1457.

R=ken2
CC=golang-dev
https://golang.org/cl/3981052
2011-02-01 18:34:41 -05:00
Rob Pike
80f07cfbea arm: disable peep for release
R=ken2
CC=golang-dev
https://golang.org/cl/4001051
2011-02-01 15:02:07 -08:00