Brent Austin | ba3052e | 2015-04-21 16:08:23 -0700 | [diff] [blame] | 1 | #!/bin/rc -e |
| 2 | # Copyright 2012 The Go Authors. All rights reserved. |
| 3 | # Use of this source code is governed by a BSD-style |
| 4 | # license that can be found in the LICENSE file. |
| 5 | |
Dan Willemsen | 09eb3b1 | 2015-09-16 14:34:17 -0700 | [diff] [blame] | 6 | # See golang.org/s/go15bootstrap for an overview of the build process. |
| 7 | |
Brent Austin | ba3052e | 2015-04-21 16:08:23 -0700 | [diff] [blame] | 8 | # Environment variables that control make.rc: |
| 9 | # |
| 10 | # GOROOT_FINAL: The expected final Go root, baked into binaries. |
| 11 | # The default is the location of the Go tree during the build. |
| 12 | # |
| 13 | # GOHOSTARCH: The architecture for host tools (compilers and |
| 14 | # binaries). Binaries of this type must be executable on the current |
| 15 | # system, so the only common reason to set this is to set |
| 16 | # GOHOSTARCH=386 on an amd64 machine. |
| 17 | # |
| 18 | # GOARCH: The target architecture for installed packages and tools. |
| 19 | # |
| 20 | # GOOS: The target operating system for installed packages and tools. |
| 21 | # |
Dan Willemsen | 09eb3b1 | 2015-09-16 14:34:17 -0700 | [diff] [blame] | 22 | # GO_GCFLAGS: Additional go tool compile arguments to use when |
Brent Austin | ba3052e | 2015-04-21 16:08:23 -0700 | [diff] [blame] | 23 | # building the packages and commands. |
| 24 | # |
Dan Willemsen | 09eb3b1 | 2015-09-16 14:34:17 -0700 | [diff] [blame] | 25 | # GO_LDFLAGS: Additional go tool link arguments to use when |
Brent Austin | ba3052e | 2015-04-21 16:08:23 -0700 | [diff] [blame] | 26 | # building the commands. |
| 27 | # |
Brent Austin | ba3052e | 2015-04-21 16:08:23 -0700 | [diff] [blame] | 28 | # CGO_ENABLED: Controls cgo usage during the build. Set it to 1 |
| 29 | # to include all cgo related files, .c and .go file with "cgo" |
| 30 | # build directive, in the build. Set it to 0 to ignore them. |
| 31 | |
| 32 | rfork e |
| 33 | if(! test -f run.rc){ |
| 34 | echo 'make.rc must be run from $GOROOT/src' >[1=2] |
| 35 | exit wrongdir |
| 36 | } |
| 37 | |
Brent Austin | ba3052e | 2015-04-21 16:08:23 -0700 | [diff] [blame] | 38 | # Clean old generated file that will cause problems in the build. |
| 39 | rm -f ./runtime/runtime_defs.go |
| 40 | |
| 41 | # Determine the host compiler toolchain. |
| 42 | eval `{grep '^(CC|LD|O)=' /$objtype/mkfile} |
| 43 | |
Dan Willemsen | a322328 | 2018-02-27 19:41:43 -0800 | [diff] [blame] | 44 | vflag=() |
| 45 | if(~ $1 -v) { |
| 46 | vflag=(-v) |
| 47 | shift |
| 48 | } |
| 49 | |
Colin Cross | 430342c | 2019-09-07 08:36:04 -0700 | [diff] [blame] | 50 | GOENV=off |
Dan Willemsen | c741332 | 2018-08-27 23:21:26 -0700 | [diff] [blame] | 51 | GOFLAGS=() |
Colin Cross | d9c6b80 | 2019-03-19 21:10:31 -0700 | [diff] [blame] | 52 | GO111MODULE=() |
Brent Austin | ba3052e | 2015-04-21 16:08:23 -0700 | [diff] [blame] | 53 | GOROOT = `{cd .. && pwd} |
Dan Willemsen | bc60c3c | 2021-12-15 01:09:00 -0800 | [diff] [blame] | 54 | goroot_bootstrap_set = 'true' |
| 55 | if(! ~ $#GOROOT_BOOTSTRAP 1){ |
| 56 | goroot_bootstrap_set = 'false' |
Dan Willemsen | 09eb3b1 | 2015-09-16 14:34:17 -0700 | [diff] [blame] | 57 | GOROOT_BOOTSTRAP = $home/go1.4 |
Dan Willemsen | bc60c3c | 2021-12-15 01:09:00 -0800 | [diff] [blame] | 58 | for(d in sdk/go1.17 go1.17) |
| 59 | if(test -d $home/$d) |
| 60 | GOROOT_BOOTSTRAP = $home/$d |
| 61 | } |
Dan Willemsen | a322328 | 2018-02-27 19:41:43 -0800 | [diff] [blame] | 62 | for(p in $path){ |
| 63 | if(! test -x $GOROOT_BOOTSTRAP/bin/go){ |
| 64 | if(go_exe = `{path=$p whatis go}){ |
| 65 | goroot = `{GOROOT='' $go_exe env GOROOT} |
| 66 | if(! ~ $goroot $GOROOT){ |
Dan Willemsen | bc60c3c | 2021-12-15 01:09:00 -0800 | [diff] [blame] | 67 | if(~ $goroot_bootstrap_set 'true'){ |
| 68 | echo 'WARNING: '$GOROOT_BOOTSTRAP'/bin/go does not exist, found '$go_exe' from env' >[1=2] |
| 69 | echo 'WARNING: set '$goroot' as GOROOT_BOOTSTRAP' >[1=2] |
| 70 | } |
Dan Willemsen | a322328 | 2018-02-27 19:41:43 -0800 | [diff] [blame] | 71 | GOROOT_BOOTSTRAP = $goroot |
| 72 | } |
| 73 | } |
| 74 | } |
| 75 | } |
Dan Willemsen | 09eb3b1 | 2015-09-16 14:34:17 -0700 | [diff] [blame] | 76 | if(! test -x $GOROOT_BOOTSTRAP/bin/go){ |
| 77 | echo 'ERROR: Cannot find '$GOROOT_BOOTSTRAP'/bin/go.' >[1=2] |
| 78 | echo 'Set $GOROOT_BOOTSTRAP to a working Go tree >= Go 1.4.' >[1=2] |
| 79 | exit bootstrap |
| 80 | } |
Dan Willemsen | a322328 | 2018-02-27 19:41:43 -0800 | [diff] [blame] | 81 | if(~ $GOROOT_BOOTSTRAP $GOROOT){ |
| 82 | echo 'ERROR: $GOROOT_BOOTSTRAP must not be set to $GOROOT' >[1=2] |
| 83 | echo 'Set $GOROOT_BOOTSTRAP to a working Go tree >= Go 1.4.' >[1=2] |
| 84 | exit bootstrap |
| 85 | } |
| 86 | |
| 87 | echo 'Building Go cmd/dist using '^$GOROOT_BOOTSTRAP |
| 88 | if(~ $#vflag 1) |
| 89 | echo cmd/dist |
Colin Cross | 430342c | 2019-09-07 08:36:04 -0700 | [diff] [blame] | 90 | GOROOT=$GOROOT_BOOTSTRAP GOOS='' GOARCH='' GO111MODULE=off $GOROOT_BOOTSTRAP/bin/go build -o cmd/dist/dist ./cmd/dist |
Brent Austin | ba3052e | 2015-04-21 16:08:23 -0700 | [diff] [blame] | 91 | |
| 92 | eval `{./cmd/dist/dist env -9} |
Dan Willemsen | a322328 | 2018-02-27 19:41:43 -0800 | [diff] [blame] | 93 | if(~ $#vflag 1) |
| 94 | echo |
Brent Austin | ba3052e | 2015-04-21 16:08:23 -0700 | [diff] [blame] | 95 | |
| 96 | if(~ $1 --dist-tool){ |
| 97 | # Stop after building dist tool. |
| 98 | mkdir -p $GOTOOLDIR |
| 99 | if(! ~ $2 '') |
| 100 | cp cmd/dist/dist $2 |
| 101 | mv cmd/dist/dist $GOTOOLDIR/dist |
| 102 | exit |
| 103 | } |
| 104 | |
Dan Willemsen | a322328 | 2018-02-27 19:41:43 -0800 | [diff] [blame] | 105 | # Run dist bootstrap to complete make.bash. |
| 106 | # Bootstrap installs a proper cmd/dist, built with the new toolchain. |
| 107 | # Throw ours, built with Go 1.4, away after bootstrap. |
Dan Willemsen | cc753b7 | 2021-08-31 13:25:42 -0700 | [diff] [blame] | 108 | ./cmd/dist/dist bootstrap -a $vflag $* |
Dan Willemsen | a322328 | 2018-02-27 19:41:43 -0800 | [diff] [blame] | 109 | rm -f ./cmd/dist/dist |
Brent Austin | ba3052e | 2015-04-21 16:08:23 -0700 | [diff] [blame] | 110 | |
Dan Willemsen | a322328 | 2018-02-27 19:41:43 -0800 | [diff] [blame] | 111 | # DO NOT ADD ANY NEW CODE HERE. |
| 112 | # The bootstrap+rm above are the final step of make.rc. |
| 113 | # If something must be added, add it to cmd/dist's cmdbootstrap, |
| 114 | # to avoid needing three copies in three different shell languages |
| 115 | # (make.bash, make.bat, make.rc). |