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Russ Cox 6c65a4ab8e [release-branch.go1.18] os/exec: return clear error for missing cmd.Path 
Following up on CL 403694, there is a bit of confusion about
when Path is and isn't set, along with now the exported Err field.
Catch the case where Path and Err (and lookPathErr) are all unset
and give a helpful error.

Updates #52574
Followup after #43724.

Fixes #53057
Fixes CVE-2022-30580

Change-Id: I03205172aef3801c3194f5098bdb93290c02b1b6
Reviewed-on: https://go-review.googlesource.com/c/go/+/403759
Reviewed-by: Bryan Mills <bcmills@google.com>
Reviewed-by: Roland Shoemaker <roland@golang.org>
(cherry picked from commit 960ffa98ce)
Reviewed-on: https://go-review.googlesource.com/c/go/+/408577
TryBot-Result: Gopher Robot <gobot@golang.org>
Run-TryBot: Roland Shoemaker <roland@golang.org>
 		2022-05-27 14:57:10 +00:00
.github .github: remove duplicate security link 2022-01-07 17:55:09 +00:00
api runtime/debug: replace (*BuildInfo).Marshal methods with Parse and String 2022-02-09 19:44:03 +00:00
doc [release-branch.go1.18] doc: update go_spec.html with latest changes 2022-03-14 20:36:15 +00:00
lib/time lib/time, time/tzdata: update to 2021e 2021-11-11 05:16:39 +00:00
misc [release-branch.go1.18] misc/cgo/testsanitizers: use buffered channel in tsan12.go 2022-05-25 19:25:08 +00:00
src [release-branch.go1.18] os/exec: return clear error for missing cmd.Path 2022-05-27 14:57:10 +00:00
test [release-branch.go1.18] cmd/compile: backport fix for #51840 2022-05-25 19:31:22 +00:00
.gitattributes all: treat all files as binary, but check in .bat with CRLF 2020-06-08 15:31:43 +00:00
.gitignore internal/buildcfg: move build configuration out of cmd/internal/objabi 2021-04-16 19:20:53 +00:00
AUTHORS A+C: add Bharath Kumar Uppala (individual CLA) 2021-11-29 00:57:09 +00:00
CONTRIBUTING.md
…
CONTRIBUTORS CONTRIBUTORS: update for the Go 1.18 release 2022-02-28 15:43:07 +00:00
LICENSE
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PATENTS
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README.md README.md: update contribute URL 2021-09-30 13:33:21 +00:00
SECURITY.md
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VERSION [release-branch.go1.18] go1.18.2 2022-05-10 16:47:15 +00:00
codereview.cfg [release-branch.go1.18] update codereview.cfg for release-branch.go1.18 2022-02-16 21:18:03 +00:00

README.md

The Go Programming Language

Go is an open source programming language that makes it easy to build simple, reliable, and efficient software.

Gopher image Gopher image by Renee French, licensed under Creative Commons 3.0 Attributions license.

Our canonical Git repository is located at https://go.googlesource.com/go. There is a mirror of the repository at https://github.com/golang/go.

Unless otherwise noted, the Go source files are distributed under the BSD-style license found in the LICENSE file.

Download and Install

Binary Distributions

Official binary distributions are available at https://golang.org/dl/.

After downloading a binary release, visit https://golang.org/doc/install for installation instructions.

Install From Source

If a binary distribution is not available for your combination of operating system and architecture, visit https://golang.org/doc/install/source for source installation instructions.

Contributing

Go is the work of thousands of contributors. We appreciate your help!

To contribute, please read the contribution guidelines at https://golang.org/doc/contribute.

Note that the Go project uses the issue tracker for bug reports and proposals only. See https://golang.org/wiki/Questions for a list of places to ask questions about the Go language.