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go/src/cmd/dist
Brad Fitzpatrick 9d5f8eaa8a cmd/dist: increase default cmd/go test timeout
cmd/go has grown slow, even in short mode, and it's now regularly
failing on a number of builders where it's taking over the previous 3
minute timeout. for now, give it more time.

Change-Id: If565baf71c2770880b2e2139b47e03433951331f
Reviewed-on: https://go-review.googlesource.com/84235
Reviewed-by: Ian Lance Taylor <iant@golang.org>
Run-TryBot: Brad Fitzpatrick <bradfitz@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
2017-12-15 02:48:35 +00:00
..
build.go cmd/go, cmd/dist: introduce GOMIPS environment variable 2017-11-30 16:57:08 +00:00
buildgo.go cmd/dist, cmd/cgo, cmd/go: allow per-goos/goarch default CC 2017-11-06 20:20:37 +00:00
buildruntime.go cmd/go, cmd/dist: introduce GOMIPS environment variable 2017-11-30 16:57:08 +00:00
buildtool.go cmd/cgo: modify source as text, not as AST 2017-11-16 16:33:06 +00:00
cpuid_386.s
cpuid_amd64.s
cpuid_default.s
doc.go cmd/dist: adjust package doc 2017-11-15 21:26:16 +00:00
imports.go cmd/dist: read dependencies from source files 2017-11-06 15:37:49 +00:00
main.go all: revert "all: prefer strings.IndexByte over strings.Index" 2017-10-05 23:19:10 +00:00
README
sys_default.go
sys_windows.go cmd/dist: rename variables + functions 2017-09-20 13:40:21 +00:00
test_linux.go
test.go cmd/dist: increase default cmd/go test timeout 2017-12-15 02:48:35 +00:00
util_gc.go
util_gccgo.go
util.go cmd/go: prefer $GOTMPDIR over operating system tmp dir for temp files 2017-11-03 17:45:09 +00:00
vfp_arm.s
vfp_default.s

This program, dist, is the bootstrapping tool for the Go distribution.

As of Go 1.5, dist and other parts of the compiler toolchain are written
in Go, making bootstrapping a little more involved than in the past.
The approach is to build the current release of Go with an earlier one.

The process to install Go 1.x, for x ≥ 5, is:

1. Build cmd/dist with Go 1.4.
2. Using dist, build Go 1.x compiler toolchain with Go 1.4.
3. Using dist, rebuild Go 1.x compiler toolchain with itself.
4. Using dist, build Go 1.x cmd/go (as go_bootstrap) with Go 1.x compiler toolchain.
5. Using go_bootstrap, build the remaining Go 1.x standard library and commands.

NOTE: During the transition from the old C-based toolchain to the Go-based one,
step 2 also builds the parts of the toolchain written in C, and step 3 does not
recompile those.

Because of backward compatibility, although the steps above say Go 1.4,
in practice any release ≥ Go 1.4 but < Go 1.x will work as the bootstrap base.

See golang.org/s/go15bootstrap for more details.

Compared to Go 1.4 and earlier, dist will also take over much of what used to
be done by make.bash/make.bat/make.rc and all of what used to be done by
run.bash/run.bat/run.rc, because it is nicer to implement that logic in Go
than in three different scripting languages simultaneously.