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37745 Commits

Author SHA1 Message Date
Russ Cox
c5046bca7b cmd/go/internal/modconv: fix TestConvertLegacyConfig expectations
It was a bug to find that commit in the Masterminds/semver repo.
It's not part of the main repo but only part of an unmerged pull request.
The code was updated to try not to look at unmerged pull requests,
but the test was not. Worse, whether the code succeeds at not looking
at unmerged pull requests apparently depends on the git version.
Sigh.

Fixes #26754.
Fixes #27043.

Change-Id: Ib9e07f565906de4f1169244911a258396688f14d
Reviewed-on: https://go-review.googlesource.com/129800
Run-TryBot: Russ Cox <rsc@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Brad Fitzpatrick <bradfitz@golang.org>
2018-08-18 18:23:02 +00:00
Russ Cox
5d750db024 cmd/go: fix go mod tidy crash on empty module
Fixes #27066.

Change-Id: Iede4385ad86b42d7d90814965b161a7e64d29833
Reviewed-on: https://go-review.googlesource.com/129799
Run-TryBot: Russ Cox <rsc@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Brad Fitzpatrick <bradfitz@golang.org>
2018-08-18 18:22:57 +00:00
Russ Cox
cc880de4be cmd/go: allow 'go run x.go' to use nearby internal imports in module mode
In GOPATH mode the rule has always been that 'go run x.go' can
import whatever the package in x.go's directory would be able to
import. Apply the same rule here.

The bad import path was triggering other mysterious errors
during 'go run' in other circumstances. Setting it correctly fixes
those too.

Fixes #26046.
Fixes #27022.

Change-Id: I0a9b0a154a20f48add5a199da85572e7ffe0cde4
Reviewed-on: https://go-review.googlesource.com/129798
Run-TryBot: Russ Cox <rsc@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Brad Fitzpatrick <bradfitz@golang.org>
2018-08-18 18:22:51 +00:00
Russ Cox
239b8f2edc cmd/go: fix and reenable TestAccidentalGitCheckout
This is an important security problem so we shouldn't disable the test.
The second half was failing on case-sensitive file systems but the
first half is still good.

Fixes #22983.

Change-Id: I437bb4c9f78eb3177aa8b619e2357b2539566ca9
Reviewed-on: https://go-review.googlesource.com/129797
Run-TryBot: Russ Cox <rsc@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Brad Fitzpatrick <bradfitz@golang.org>
2018-08-18 18:22:46 +00:00
Russ Cox
714c141c4f cmd/go: update TestGoGetUpdateWithWildcard expected behavior
If you run

	go get -u github.com/rsc/foo/bar...

then the go get command has always worked hard to make sure
that it applies the wildcard after downloading rsc/foo.
(If it applied the wildcard only before downloading rsc/foo,
it would match nothing if you had an empty GOPATH before,
and you'd still have an empty afterward, which is clearly useless.)

The goal has always been that if you run the same go get
command twice, the second command doesn't find anything
new to do.

CL 19892 worked around an "internal error" failure but broke
the rule about the first command doing everything the second
command would. Suppose you had github.com/rsc/foo already,
with just github.com/rsc/foo/bar, and you run

	go get -u github.com/rsc/...

The wildcard first matches github.com/rsc/foo/bar, but suppose
updating the repo pulls down github.com/rsc/foo/baz, which
in turn depends on the non-existent package github.com/rsc/quux.
We need to reevaluate the wildcard after the download.

The new pattern match refactoring makes this easier and happened
to have corrected the behavior, but we missed a long test that
expected the old behavior.

Fix that long test.

Change-Id: I088473e7a90925e5c0f9697da9554a11456ddd08
Reviewed-on: https://go-review.googlesource.com/129796
Run-TryBot: Russ Cox <rsc@golang.org>
Reviewed-by: Brad Fitzpatrick <bradfitz@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
2018-08-18 03:02:40 +00:00
Russ Cox
850c964be2 cmd/go: treat VCS errors as hard errors in module search
If we're looking for a module for a/b/c/d/e,
we check for a module named a/b/c/d/e,
then a/b/c/d, then a/b/c, then a/b, then a.
If we know the source repo for a/b/c and that
fails, we should report that error instead of
continuing the loop: a/b and a are useless,
and the error from a/b/c contains important
information.

The errors are now a bit more verbose than
I'd like but they will suffice for Go 1.11.

$ go get github.com/bradfitz/private/sonos
go get github.com/bradfitz/private/sonos: git ls-remote -q origin in /Users/rsc/pkg/mod/cache/vcs/61e3c76780847e514802ec6af8f940f641c6017f711444f05c59cb17ac46d456: exit status 128:
	remote: Repository not found.
	fatal: repository 'https://github.com/bradfitz/private/' not found
$ go list launchpad.net/gocheck
can't load package: package launchpad.net/gocheck: unknown import path "launchpad.net/gocheck": bzr branch --use-existing-dir https://launchpad.net/~niemeyer/gocheck/trunk . in /Users/rsc/pkg/mod/cache/vcs/f46ce2ae80d31f9b0a29099baa203e3b6d269dace4e5357a2cf74bd109e13339: exec: "bzr": executable file not found in $PATH
$

Fixes #26885.
Fixes #26982.

Change-Id: I2f9cf1853d2d68af18adad668c80513b6ba220d6
Reviewed-on: https://go-review.googlesource.com/129683
Run-TryBot: Russ Cox <rsc@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Brad Fitzpatrick <bradfitz@golang.org>
2018-08-18 00:59:35 +00:00
Russ Cox
4864decf04 cmd/go: remove go mod fix, add go help go.mod
"go mod fix" does work already done by nearly every other go command.
It was also confusing why we had both "go mod fix" and "go mod tidy".
Delete "go mod fix".

The main reason we kept "go mod fix" this long was for the discussion
of automatic go.mod updates in its documentation, which is now moved
into a new "go help go.mod".

Fixes #26831.

Change-Id: Ic95ca8918449ab79791d27998e02eb3377ac7972
Reviewed-on: https://go-review.googlesource.com/129682
Run-TryBot: Russ Cox <rsc@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Brad Fitzpatrick <bradfitz@golang.org>
2018-08-18 00:59:32 +00:00
Russ Cox
16a72125d5 cmd/go/internal/modfetch: correct TestCodeRepo expectation
The proxy protocol was simplified to only send
(and only receive) the Path and Version fields
in the JSON blob, not Name and Short.
(Those make sense when querying a VCS repo directly,
but not when talking about extracted modules.)
So don't expect them in the test.

Fixes #27042.

Change-Id: I3daacd668126e2227dcc8e6b89ee0cf0e3c8497c
Reviewed-on: https://go-review.googlesource.com/129684
Run-TryBot: Russ Cox <rsc@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Brad Fitzpatrick <bradfitz@golang.org>
2018-08-17 23:17:09 +00:00
David du Colombier
0a842d5560 os: handle TMPDIR in TempDir on Plan 9
CL 129063 added a test in TestScript/mod_enabled,
which was failing on Plan 9.

The test was failing because the Init function
of the cmd/go/internal/modload package was
expecting ModRoot to be part of os.TempDir.

However, ModRoot was set to TMPDIR, while
os.TempDir is returning /tmp on Plan 9.

This change fixes the implementation of
os.TempDir on Plan 9 to handle the TMPDIR
environment variable, similarly to Unix.

Fixes #27065.

Change-Id: Id6ff926c5c379f63cab2dfc378fa6c15293fd453
Reviewed-on: https://go-review.googlesource.com/129775
Reviewed-by: Brad Fitzpatrick <bradfitz@golang.org>
2018-08-17 23:12:06 +00:00
Russ Cox
64fae25286 cmd/go: do not turn list ./nonexist into a network lookup
If you're in a directory corresponding to x/y
and you run go list ./z, we do at some point
want to turn that into x/y/z. But if ./z does
not exist that will make the go command
check the network to see if it can find x/y/z.
That's clearly wrong: ./z means that directory,
nothing else. And it turns a typo into a long delay,
which is even worse.

Fixes #26874.

Change-Id: Iec15fa7b359af11b6a4fc6cb082e593658fb6e41
Reviewed-on: https://go-review.googlesource.com/129061
Run-TryBot: Russ Cox <rsc@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Alan Donovan <adonovan@google.com>
2018-08-17 19:22:03 +00:00
Russ Cox
8dd27b1864 cmd/go: report which patterns match each package in list
It's important for some uses of go/packages, as well as for some
of go/packages's internal use, to be able to tell which results from
go list output correspond to which patterns, keeping in mind that
a single package might have been matched by multiple patterns.

Also adds test for #26925.

Change-Id: I708ac162f65d9946fe6afb244b08dc7b04d2b530
Reviewed-on: https://go-review.googlesource.com/129060
Run-TryBot: Russ Cox <rsc@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Alan Donovan <adonovan@google.com>
2018-08-17 19:22:02 +00:00
Russ Cox
2ce6da0be3 cmd/go: fix -gcflags, -ldflags not applying to current directory
A flag setting like -gcflags=-e applies only to the packages
named on the command line, not to their dependencies.
The way we used to implement this was to remember the
command line arguments, reinterpret them as pattern matches
instead of package argument generators (globs), and apply them
during package load. The reason for this complexity was to
address a command-line like:

	go build -gcflags=-e fmt runtime

The load of fmt will load dependencies, including runtime,
and the load of runtime will reuse the result of the earlier load.
Because we were computing the effective -gcflags for each
package during the load, we had to have a way to tell, when
encountering runtime during the load of fmt, that runtime had
been named on the command line, even though we hadn't
gotten that far. That would be easy if the only possible
arguments were import paths, but we also need to handle

	go build -gcflags=-e fmt runt...
	go build -gcflags=-e fmt $GOROOT/src/runtime
	go build -gcflags=-e fmt $GOROOT/src/runt...
	and so on.

The match predicates usually did their job well, but not
always. In particular, thanks to symlinks and case-insensitive
file systems and unusual ways to spell file paths, it's always
been possible in various corner cases to give an argument
that evalutes to the runtime package during loading but
failed to match it when reused to determine "was this package
named on the command line?"

CL 109235 fixed one instance of this problem by making
a directory pattern match case-insensitive on Windows, but that
is incorrect in some other cases and doesn't address the root problem,
namely that there will probably always be odd corner cases
where pattern matching and pattern globbing are not exactly aligned.

This CL eliminates the assumption that pattern matching
and pattern globbing are always completely in agreement,
by simply marking the packages named on the command line
after the package load returns them. This means delaying
the computation of tool flags until after the load too,
for a few different ways packages are loaded.
The different load entry points add some complexity,
which is why the original approach seemed more attractive,
but the original approach had complexity that we simply
didn't recognize at the time.

This CL then rolls back the CL 109235 pattern-matching change,
but it keeps the test introduced in that CL. That test still passes.

In addition to fixing ambiguity due to case-sensitive file systems,
this new approach also very likely fixes various ambiguities that
might arise from abuse of symbolic links.

Fixes #24232.
Fixes #24456.
Fixes #24750.
Fixes #25046.
Fixes #25878.

Change-Id: I0b09825785dfb5112fb11494cff8527ebf57966f
Reviewed-on: https://go-review.googlesource.com/129059
Run-TryBot: Russ Cox <rsc@golang.org>
Reviewed-by: Alan Donovan <adonovan@google.com>
2018-08-17 19:22:00 +00:00
Russ Cox
d46587c4ea cmd/go: distinguish patterns from the results of matching them
To date the go command has always just treated the command line
package patterns as a []string, expanded by pattern matching into
another []string. As a result, the code is not always clear about
whether a particular []string contains patterns or results.
A few different important bugs are caused by not keeping
this distinction clear enough. This CL sets us up well for fixing those,
by introducing an explicit search.Match struct holding the
results of matching a single pattern.

The added clarity here also makes it clear how to avoid duplicate
warnings about unmatched packages.

Fixes #26925. (Test in followup CL.)

Change-Id: Ic2f0606f7ab8b3734a40e22d3cb1e6f58d031061
Reviewed-on: https://go-review.googlesource.com/129058
Run-TryBot: Russ Cox <rsc@golang.org>
Reviewed-by: Alan Donovan <adonovan@google.com>
2018-08-17 19:21:57 +00:00
Alan Donovan
08d10f9af1 doc: describe golang.org/x/go/packages in go1.11 release notes
Also, rename an HTML element ID to avoid duplicate.

Fixes golang/go#27038

Change-Id: Icc064a1cc86ddc794fc085d98b4cde3effff8ad0
Reviewed-on: https://go-review.googlesource.com/129635
Reviewed-by: Andrew Bonventre <andybons@golang.org>
Reviewed-by: Ian Cottrell <iancottrell@google.com>
2018-08-17 18:38:27 +00:00
Russ Cox
c81d216d84 go/doc: allow interior dot in heading, as in "go.mod"
Only the expected headings are affected.
Diffing the output of "go run headscan.go" before and after:

$ diff head1 head2
26a27,28
> 	Edit go.mod from tools or scripts
> 	Make go.mod semantically consistent
168c170
< 141 headings found
---
> 143 headings found
$

Fixes #26938.

Change-Id: I204fd982a60773aa26880cd19eed890c373b8ab6
Reviewed-on: https://go-review.googlesource.com/129677
Run-TryBot: Russ Cox <rsc@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Ian Lance Taylor <iant@golang.org>
2018-08-17 17:05:37 +00:00
Russ Cox
3e0f5f934e doc/code: drop mentions of GOPATH/pkg directory
It's already half gone and later will be all gone.
It's not worth explaining in an introduction doc.

Fixes #24506
Updates #4719

Change-Id: Ie48128b3aa090d84e0e734aa45f14a4480292913
Reviewed-on: https://go-review.googlesource.com/129679
Reviewed-by: Brad Fitzpatrick <bradfitz@golang.org>
2018-08-17 15:52:33 +00:00
Daniel Martí
2482451f76 cmd/vet: don't suggest ... if it breaks a program
It is possible to write a function that seems to wrap a print/printf
call, but then doesn't. For example, if the string parameter we thought
was the format is used as another argument.

One option would be to make vet's print analysis smarter, to detect when
format strings are indeed used like we initially suspected.

However, I've opted for a simpler solution - check if the print/printf
call is already using more than one variadic argument, in which case
using an ellipsis in the last one would break the program:

	// too many arguments in call to fmt.Printf
	fmt.Printf(format, arg0, args...)

Fixes #26979.

Change-Id: I39371f1cec8483cfd2770a91670c1e80cbb9efdf
Reviewed-on: https://go-review.googlesource.com/129575
Run-TryBot: Daniel Martí <mvdan@mvdan.cc>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Russ Cox <rsc@golang.org>
2018-08-17 15:51:47 +00:00
Dan Johnson
876c6d1f27 cmd/compile: make duplicate anonymous interface output deterministic
Ranging through a map is non-deterministic and there can be duplicate
entries in the set (with the same name) which don't have identical
definitions in some cases.

Fixes #27013

Change-Id: I378c48bc359c10b25b9238e0c663b498455b19fd
Reviewed-on: https://go-review.googlesource.com/129515
Reviewed-by: Russ Cox <rsc@golang.org>
2018-08-17 15:34:50 +00:00
Russ Cox
751ea9369a cmd/go: document import "C" check from CL 129062
Added this locally but then broke the first rule of Gerrit
and clicked Submit instead of running "git submit".

Change-Id: I83c28d9151c566e9b2092e2613d67731a5d64beb
Reviewed-on: https://go-review.googlesource.com/129678
Run-TryBot: Russ Cox <rsc@golang.org>
Reviewed-by: Russ Cox <rsc@golang.org>
2018-08-17 14:56:26 +00:00
Russ Cox
974d5364a6 cmd/go: ignore import "C" files in module loader in non-cgo mode
Obviously, including files that import "C" when cgo is disabled is wrong.
The package load step correctly excludes them and finds no files at all,
which then causes a failure.

Fixes #26927.

Change-Id: I00e6d6450e783d467d20bde99e91240ecb0db837
Reviewed-on: https://go-review.googlesource.com/129062
Run-TryBot: Russ Cox <rsc@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Bryan C. Mills <bcmills@google.com>
Reviewed-by: David du Colombier <0intro@gmail.com>
2018-08-17 14:41:26 +00:00
Russ Cox
c265c893de cmd/go: ignore /tmp/go.mod
Two different people have created /tmp/go.mod for experimentation
and then had other tests that create fresh work directories
below /tmp fail unexpectedly because the go command finds
/tmp/go.mod. Refuse to use /tmp/go.mod. /tmp/anything/go.mod is fine.

Fixes #26708.

Change-Id: I2a4f61ea63099cff59fbf9e8798e5dcefefd5557
Reviewed-on: https://go-review.googlesource.com/129063
Run-TryBot: Russ Cox <rsc@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Brad Fitzpatrick <bradfitz@golang.org>
2018-08-17 14:35:32 +00:00
Brad Fitzpatrick
dea36a6f75 cmd/go: disable TestAccidentalGitCheckout for now
It seems it might not have ever worked.

Updates #22983

Change-Id: Icc022539aa2555486a65900abf97dfa30f92a1ea
Reviewed-on: https://go-review.googlesource.com/129615
Run-TryBot: Brad Fitzpatrick <bradfitz@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Andrew Bonventre <andybons@golang.org>
2018-08-16 18:27:09 +00:00
Keith Randall
a68b713ef6 runtime: load errno as signed 32-bit
the function libc_errno returns a pointer to a signed-32 bit quantity,
not a 64-bit quantity.

Fixes #27004

Change-Id: I0623835ee34fd9655532251f096022a5accb58cd
Reviewed-on: https://go-review.googlesource.com/129475
Run-TryBot: Keith Randall <khr@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Brad Fitzpatrick <bradfitz@golang.org>
2018-08-16 15:51:23 +00:00
Alberto Donizetti
6502c11286 cmd/go: fix typos in go help mod subpages
mkalldocs.sh was run and it also picked up a doc change introduced in
CL 128935, where it wasn't run.

Fixes #27030

Change-Id: Ie13fdb71cd7d5481366a02eb711ca48f094026fd
Reviewed-on: https://go-review.googlesource.com/129576
Reviewed-by: Brad Fitzpatrick <bradfitz@golang.org>
2018-08-16 15:14:35 +00:00
Robert Griesemer
c882f4b6b1 go/printer: consider empty lines in table layout computation
In previous versions of Go including 1.10, an empty line would break the
alignment of elements within an expression list.

golang.org/cl/104755 changed the heuristic, with the side effect that
empty lines no longer broke the table alignment.

A prior fix (https://go-review.googlesource.com/c/go/+/125260, reverted)
introduced another regression (#26930) which this change doesn't produce.

Added test cases for both #26352 and #26930.

Fixes #26352.
Updates #26930.

Change-Id: I371f48e6f3620ebbab53f2128ec5e58bcd4a62f1
Reviewed-on: https://go-review.googlesource.com/129256
Run-TryBot: Robert Griesemer <gri@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Daniel Martí <mvdan@mvdan.cc>
Reviewed-by: Alan Donovan <adonovan@google.com>
2018-08-14 20:40:15 +00:00
Martin Möhrmann
469ada6ed9 runtime: go fmt runtime2.go
Change-Id: I29a6125c9ef285fc365c4e11ab158b79224ae333
Reviewed-on: https://go-review.googlesource.com/126602
Run-TryBot: Martin Möhrmann <moehrmann@google.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Brad Fitzpatrick <bradfitz@golang.org>
2018-08-14 16:32:55 +00:00
Robert Griesemer
daeb0b4f53 go/printer: revert "make empty lines break table alignment"
This reverts commit c116265eb3.

The change, while addressing issue #26352, introduced another
regression (#26930), which is worse. Reverting this change in
favor of a better fix for the original issue.

Updates #26352.
Fixes #26930.

Change-Id: I71ad12a8212992cce5c1e73907d1f7460f98d9e8
Reviewed-on: https://go-review.googlesource.com/129255
Run-TryBot: Robert Griesemer <gri@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Daniel Martí <mvdan@mvdan.cc>
Reviewed-by: Brad Fitzpatrick <bradfitz@golang.org>
2018-08-14 15:57:25 +00:00
Richard Musiol
81555cb4f3 cmd/compile/internal/gc: add nil check for closure call on wasm
This commit adds an explicit nil check for closure calls on wasm,
so calling a nil func causes a proper panic instead of crashing on the
WebAssembly level.

Change-Id: I6246844f316677976cdd420618be5664444c25ae
Reviewed-on: https://go-review.googlesource.com/127759
Run-TryBot: Richard Musiol <neelance@gmail.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Cherry Zhang <cherryyz@google.com>
2018-08-14 09:19:38 +00:00
Johan Brandhorst
4fc7b93ad7 net/http: support configuring fetch options
The default WASM RoundTripper is implemented using
the browser Fetch API. Some options don't readily map to
existing http.Request options, so we use the precedent
set by the TrailerPrefix constant to allow a user to configure
the "mode" and "credentials" options by supplying them
as headers in the http.Request.

Updates #26769

Change-Id: If42d24418c4ffb17211f57e36708cf460fb4c579
GitHub-Last-Rev: b230502084
GitHub-Pull-Request: golang/go#26784
Reviewed-on: https://go-review.googlesource.com/127718
Reviewed-by: Brad Fitzpatrick <bradfitz@golang.org>
Run-TryBot: Brad Fitzpatrick <bradfitz@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
2018-08-13 19:04:16 +00:00
Brad Fitzpatrick
7a6fc1f30b net/http: update request cancelation docs
Fixes #26101

Change-Id: Id4def032b846257d2de992b7561ac90a17e08b91
Reviewed-on: https://go-review.googlesource.com/129155
Reviewed-by: Andrew Bonventre <andybons@golang.org>
2018-08-13 18:28:09 +00:00
Filippo Valsorda
015873c153 doc: update the primary security coordinator to filippo@
Fixes #26876

Change-Id: Ibef4e305bead1432c6a02bc2507f8000c2f4b892
Reviewed-on: https://go-review.googlesource.com/129064
Reviewed-by: Brad Fitzpatrick <bradfitz@golang.org>
2018-08-13 04:48:19 +00:00
Filippo Valsorda
f1c7faacf0 A+C: second and final round of updates for Go 1.11
Updates #12042

Change-Id: Ia8d2214caad50560c4d46d723f8b94c954059b98
Reviewed-on: https://go-review.googlesource.com/128877
Reviewed-by: Brad Fitzpatrick <bradfitz@golang.org>
2018-08-12 19:56:28 +00:00
Russ Cox
5c11480631 cmd/go: don't let ... match GOROOT/src/cmd in module mode
GOROOT/src/cmd uses GOROOT/src/cmd/vendor, which module
mode simply cannot handle.

Exposed by making ... match the standard library, which it still should.

But for now it's fine to just exclude commands.

Change-Id: I2201b94445f11239022de8a2473aa3b573f405c0
Reviewed-on: https://go-review.googlesource.com/129055
Run-TryBot: Russ Cox <rsc@golang.org>
Reviewed-by: Bryan C. Mills <bcmills@google.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>
2018-08-10 20:02:31 +00:00
Russ Cox
64205cd4b6 cmd/go: report implicit cgo inputs in go list -compiled
Tools using go list -compiled expect to see an Imports list
that includes all the imports in CompiledGoFiles.
Make sure the list includes the cgo-generated imports.

Fixes #26136.

Change-Id: I6cfe14063f8edfe65a7af37522c7551272115b82
Reviewed-on: https://go-review.googlesource.com/128935
Run-TryBot: Russ Cox <rsc@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Bryan C. Mills <bcmills@google.com>
2018-08-10 18:52:40 +00:00
Russ Cox
e652b7e63f cmd/go: fix module ... pattern to match standard library
The non-module ... pattern always has.

Fixes #26905.

Change-Id: I7b298747fb33b82c58d3e6a6bc6687b6e825e52c
Reviewed-on: https://go-review.googlesource.com/128997
Run-TryBot: Russ Cox <rsc@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Bryan C. Mills <bcmills@google.com>
2018-08-10 18:31:32 +00:00
Russ Cox
12d0a2884a cmd/go: do not try to understand git fetch --depth=1 errors
We used to try a git fetch --depth=1 of a specific hash and
distinguish between an error meaning
"that's not a hash I can give you directly"
(in which case we fall through and pull the whole repo)
and some other error like connection failure, bad ssh key
(in which case we give up).

We've had repeated problems trying to understand the
error meanings so just stop doing that, and fall back to
trying a full fetch on any error at all. If the error really
was some kind of network or auth or i/o problem, then
it will happen the second time and we can report it then.

Fixes #26894.

Change-Id: If1eaaddb87e8bfeff7a3894cce4ecef39802198c
Reviewed-on: https://go-review.googlesource.com/128904
Run-TryBot: Russ Cox <rsc@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Bryan C. Mills <bcmills@google.com>
2018-08-10 18:12:02 +00:00
Russ Cox
ccf04c6029 cmd/go: display cached compiler output more often
CL 77110 arranged for caching and redisplaying compiler output
when reusing a compile artifact from the build cache.

It neglected to redisplay compiler and linker output when avoiding
the compile and link steps by reusing the target output binary
as a cached result. It also neglected to redisplay compiler and linker
output when avoiding the compile and link (and test) steps by reusing
cached test output.

This CL brings back the compiler and linker output in those two cases,
provided it can be found in the build cache. If it can't be found in the
build cache, then the go command still reuses the binaries and avoids
the compile/link/test steps. (It's not worth doing all that work again
just to repeat diagnostic output.)

Fixes #23877.

Change-Id: I25bc054d93a88c039bcb8c5683fe4ac5cb1ee544
Reviewed-on: https://go-review.googlesource.com/128903
Run-TryBot: Russ Cox <rsc@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Bryan C. Mills <bcmills@google.com>
2018-08-10 18:11:50 +00:00
Tobias Klauser
dce644d95b cmd/go: fix spelling in proxy documentation
After running mkalldocs.sh this also adds some previously missing parts
to alldocs.go

Change-Id: Ifa624c54543fd31d699a0d4bb5df7b1969bf941c
Reviewed-on: https://go-review.googlesource.com/128915
Run-TryBot: Tobias Klauser <tobias.klauser@gmail.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Bryan C. Mills <bcmills@google.com>
2018-08-10 15:03:46 +00:00
Russ Cox
479da24aac cmd/go: fix handling of gopkg.in/macaroon-bakery.v2-unstable
When we added v2.0.0+incompatible we generalized the API
enough to make it easy to also accepting these gopkg-specific
v2-unstable suffixes. Do that.

Fixes #23989.

Change-Id: Ieabed11a5250c2999d73450c10b20f4c645ad445
Reviewed-on: https://go-review.googlesource.com/128901
Reviewed-by: Bryan C. Mills <bcmills@google.com>
2018-08-10 00:47:31 +00:00
Russ Cox
9f5336d8d0 cmd/go: fix install target name for versioned binaries
For a package in the module root, using the containing directory name
might mean the directory in the module cache, in which case the
executable has a final @v1.2.3 in it, which is no good. Fix that.

While we're here, change go install example.com/cmd/foo/v2 to
install foo instead of the less useful "v2".

Fixes #24667.
Fixes #26869.

Change-Id: Ie40ca1bc9e27955441f1cdb7abd3a1f69034c9f5
Reviewed-on: https://go-review.googlesource.com/128900
Reviewed-by: Bryan C. Mills <bcmills@google.com>
2018-08-10 00:47:25 +00:00
Russ Cox
cb7d0efc23 cmd/go: fix go.mod corruption using -mod=vendor
If we're using -mod=vendor then we effectively load
a fake build list from vendor/modules.txt.
Do not write it back to go.mod.

Fixes #26704.

Change-Id: Ie79f2103dc16d0b7fe0c884e77ba726c7e04f2e4
Reviewed-on: https://go-review.googlesource.com/128899
Reviewed-by: Bryan C. Mills <bcmills@google.com>
2018-08-10 00:47:20 +00:00
Russ Cox
7aa9855704 cmd/go: add go mod why
A very common question is
"why is this package or module being kept
by go mod vendor or go mod tidy?"

go mod why answers that question.

Fixes #26620.

Change-Id: Iac3b6bbdf703b4784f5eed8e0f69d41325bc6d7f
Reviewed-on: https://go-review.googlesource.com/128359
Reviewed-by: Bryan C. Mills <bcmills@google.com>
2018-08-10 00:47:13 +00:00
Russ Cox
a4749604dc cmd/go: fix module loader and test-only dependencies
go list all was not behaving as documented - it did not pick up
test dependencies except when running in "go test" and "go vet".
It should pick them up always.

Also the module loader was ignoring tests when using "go list -test",
which led to load failures.

Fixing all required adjustments to mod_patterns test.
Removed error-prone exact listings.

Fixes #26279.
Fixes #26906.

Change-Id: I9c5acaf2275be20fd2349859589502190d3e7a78
Reviewed-on: https://go-review.googlesource.com/128358
Reviewed-by: Bryan C. Mills <bcmills@google.com>
2018-08-10 00:47:06 +00:00
Suzy Mueller
d611e95cab cmd/go: make 'go list -test' report the correct import path
When a test variant of a package is created, the two versions cannot
share memory for the fields that contain information about their
imports, as these will be different between the two packagse.

Both the Internal.Imports and the Imports fields must be able to be
updated in the test variant without affecting the values of the
original.

Fixes golang/go#26880

Change-Id: Id61fad7d976e179c6c7711a394ce43ec8302fd7a
Reviewed-on: https://go-review.googlesource.com/128836
Reviewed-by: Russ Cox <rsc@golang.org>
2018-08-10 00:26:47 +00:00
Russ Cox
9f4ea6c25d cmd/go: add go mod download
go mod download provides a way to force downloading
of a particular module version into the download cache
and also to locate its cached files.

Forcing downloads is useful for warming caches, such as
in base docker images.

Finding the cached files allows caching proxies to use
go mod download as the way to obtain module files
on cache miss.

Fixes #26577.
Fixes #26610.

Change-Id: Ib8065bcce07c9f5105868ec1d87887ef4871f07e
Reviewed-on: https://go-review.googlesource.com/128355
Run-TryBot: Russ Cox <rsc@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Bryan C. Mills <bcmills@google.com>
2018-08-10 00:01:34 +00:00
Andrew Bonventre
89e13c80ef doc/go1.11: add note about vet checks for printf wrappers
Fixes golang/go#26372

Change-Id: I30716ba56f829c6e36ccd50471e118084bad7360
Reviewed-on: https://go-review.googlesource.com/128902
Reviewed-by: Russ Cox <rsc@golang.org>
2018-08-09 23:56:40 +00:00
Daniel Martí
a0127c1921 runtime: fix TestGdbPythonCgo failure with ld.gold
See the added comment for the reasoning behind the workaround.

Fixes #26868.

Change-Id: Idede020ec88a49595dc233d9a1346b12691186f4
Reviewed-on: https://go-review.googlesource.com/128815
Run-TryBot: Daniel Martí <mvdan@mvdan.cc>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Ian Lance Taylor <iant@golang.org>
2018-08-09 22:15:04 +00:00
David Chase
c166ff6838 cmd/compile: update delve's reference data for ssa/debug_test
Recent versions of Delve pay attention to the debugging changes
for 1.11, which causes different (better!) debugging behavior.
Update the reference data to reflect this.

Change-Id: I2efa165aa71769ace9f7885b4ce3420cd9b2d3a3
Reviewed-on: https://go-review.googlesource.com/128697
Run-TryBot: David Chase <drchase@google.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Ian Lance Taylor <iant@golang.org>
2018-08-09 21:57:42 +00:00
Ian Lance Taylor
0cac563132 cmd/go: include experiments in compiler tool ID
No test because testing this would require building a new toolchain
with a different experiment.

Fixes #26883

Change-Id: Iadd513d0920ef12463006dd2a61e94370dd13f68
Reviewed-on: https://go-review.googlesource.com/128735
Run-TryBot: Ian Lance Taylor <iant@golang.org>
Reviewed-by: Joe Tsai <thebrokentoaster@gmail.com>
Reviewed-by: Brad Fitzpatrick <bradfitz@golang.org>
Reviewed-by: Bryan C. Mills <bcmills@google.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>
2018-08-09 21:53:50 +00:00
Bryan C. Mills
da1da23f11 cmd/go: skip TestScript/mod_patterns on nocgo builders
Updates #26906.

Change-Id: I61b08180aefe9cfc109a1009ca251ee6970eb2df
Reviewed-on: https://go-review.googlesource.com/128879
Run-TryBot: Bryan C. Mills <bcmills@google.com>
Reviewed-by: Ian Lance Taylor <iant@golang.org>
2018-08-09 21:47:03 +00:00