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Sameer Ajmani 2ca5d105b0 os/user: cache the result of user.Current 
This has a notable impact on systems with very large passwd files.

Before:
BenchmarkCurrent-12    	   30000	     42546 ns/op

After:
BenchmarkCurrent-12    	20000000	        77.5 ns/op

Saved in perf dashboard:
https://perf.golang.org/search?q=upload:20170206.1

Fixes #11625

Change-Id: Iebc9bf122cc64a4cab24ac06843c7b2bc450ded9
Reviewed-on: https://go-review.googlesource.com/36391
Reviewed-by: Ian Lance Taylor <iant@golang.org>
2017-02-06 18:49:52 +00:00
.github doc: improve issue template 2016-08-29 03:33:28 +00:00
api Revert "cmd/go: note when some Go files were ignored on no-Go-files errors" 2016-12-21 05:25:57 +00:00
doc doc: consistently link to the SettingGOPATH page 2017-02-02 21:31:33 +00:00
lib/time lib/time: update tzdata to 2016j 2017-01-05 01:00:53 +00:00
misc runtime: handle SIGPIPE in c-archive and c-shared programs 2017-02-03 20:07:36 +00:00
src os/user: cache the result of user.Current 2017-02-06 18:49:52 +00:00
test cmd/compile: do not fold large offset on ARM64 2017-02-04 16:46:11 +00:00
.gitattributes .gitattributes: prevent all magic line ending changes 2014-12-12 23:14:54 +00:00
.gitignore cmd/dist: move cmd/go z files to cmd/go/internal/cfg 2017-02-03 20:30:52 +00:00
AUTHORS A+C: automated update 2016-12-21 03:22:22 +00:00
CONTRIBUTING.md doc: update CONTRIBUTING.md a bit, mention proposal process 2017-01-06 23:19:01 +00:00
CONTRIBUTORS A+C: automated update 2016-12-21 03:22:22 +00:00
favicon.ico website: recreate 16px and 32px favicon 2016-08-25 15:43:32 +00:00
LICENSE doc: revert copyright date to 2009 2016-06-01 22:40:04 +00:00
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README.md readme: add attribution for the Gopher image 2017-02-03 19:39:41 +00:00
robots.txt

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 or load doc/install.html in your web browser 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 or load doc/install-source.html in your web browser for source installation instructions.

Contributing

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

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

Note that the Go project does not use GitHub pull requests, and that we use 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.