# Determine the host compiler toolchain.
eval `{grep '^(CC|LD|O)=' /$objtype/mkfile}
-echo '##### Building Go bootstrap tool.'
-echo cmd/dist
+vflag=()
+if(~ $1 -v) {
+ vflag=(-v)
+ shift
+}
+
+fn nogoenv {
+ GO111MODULE=off GOENV=off GOOS=() GOARCH=() GOEXPERIMENT=() GOFLAGS=() $*
+}
+
+bootgo = 1.20.6
GOROOT = `{cd .. && pwd}
-if(! ~ $#GOROOT_BOOTSTRAP 1)
+goroot_bootstrap_set = 'true'
+if(! ~ $#GOROOT_BOOTSTRAP 1){
+ goroot_bootstrap_set = 'false'
GOROOT_BOOTSTRAP = $home/go1.4
+ for(d in sdk/go$bootgo go$bootgo)
+ if(test -d $home/$d)
+ GOROOT_BOOTSTRAP = $home/$d
+}
+for(p in $path){
+ if(! test -x $GOROOT_BOOTSTRAP/bin/go){
+ if(go_exe = `{path=$p whatis go}){
+ goroot = `{GOROOT=() nogoenv $go_exe env GOROOT}
+ if(! ~ $goroot $GOROOT){
+ if(~ $goroot_bootstrap_set 'true'){
+ echo 'WARNING: '$GOROOT_BOOTSTRAP'/bin/go does not exist, found '$go_exe' from env' >[1=2]
+ echo 'WARNING: set '$goroot' as GOROOT_BOOTSTRAP' >[1=2]
+ }
+ GOROOT_BOOTSTRAP = $goroot
+ }
+ }
+ }
+}
if(! test -x $GOROOT_BOOTSTRAP/bin/go){
echo 'ERROR: Cannot find '$GOROOT_BOOTSTRAP'/bin/go.' >[1=2]
- echo 'Set $GOROOT_BOOTSTRAP to a working Go tree >= Go 1.4.' >[1=2]
+ echo 'Set $GOROOT_BOOTSTRAP to a working Go tree >= Go '$bootgo'.' >[1=2]
+ exit bootstrap
+}
+if(~ $GOROOT_BOOTSTRAP $GOROOT){
+ echo 'ERROR: $GOROOT_BOOTSTRAP must not be set to $GOROOT' >[1=2]
+ echo 'Set $GOROOT_BOOTSTRAP to a working Go tree >= Go '$bootgo'.' >[1=2]
exit bootstrap
}
-rm -f cmd/dist/dist
-GOROOT=$GOROOT_BOOTSTRAP GOOS='' GOARCH='' $GOROOT_BOOTSTRAP/bin/go build -o cmd/dist/dist ./cmd/dist
+
+# Get the exact bootstrap toolchain version to help with debugging.
+# We clear GOOS and GOARCH to avoid an ominous but harmless warning if
+# the bootstrap doesn't support them.
+GOROOT_BOOTSTRAP_VERSION=`{nogoenv $GOROOT_BOOTSTRAP/bin/go version | sed 's/go version //'}
+echo 'Building Go cmd/dist using '$GOROOT_BOOTSTRAP'. ('$"GOROOT_BOOTSTRAP_VERSION')'
+if(~ $#vflag 1)
+ echo cmd/dist
+GOROOT=$GOROOT_BOOTSTRAP nogoenv $GOROOT_BOOTSTRAP/bin/go build -o cmd/dist/dist ./cmd/dist
eval `{./cmd/dist/dist env -9}
-echo
+if(~ $#vflag 1)
+ echo
if(~ $1 --dist-tool){
# Stop after building dist tool.
exit
}
-buildall = -a
-if(~ $1 --no-clean)
- buildall = ()
-./cmd/dist/dist bootstrap $buildall -v # builds go_bootstrap
-# Delay move of dist tool to now, because bootstrap may clear tool directory.
-mv cmd/dist/dist $GOTOOLDIR/dist
-echo
-
-# Run only one process at a time on 9vx.
-if(~ $sysname vx32)
- pflag = (-p 1)
-
-if(! ~ $GOHOSTARCH $GOARCH || ! ~ $GOHOSTOS $GOOS){
- echo '##### Building packages and commands for host,' $GOHOSTOS/$GOHOSTARCH^.
- GOOS=$GOHOSTOS GOARCH=$GOHOSTARCH \
- $GOTOOLDIR/go_bootstrap install -gcflags $"GO_GCFLAGS -ldflags $"GO_LDFLAGS -v $pflag std cmd
- echo
-}
-
-echo '##### Building packages and commands for' $GOOS/$GOARCH^.
-$GOTOOLDIR/go_bootstrap install -gcflags $"GO_GCFLAGS -ldflags $"GO_LDFLAGS -v $pflag std cmd
-echo
-
-rm -f $GOTOOLDIR/go_bootstrap
-
-if(! ~ $1 --no-banner)
- $GOTOOLDIR/dist banner
+# Run dist bootstrap to complete make.bash.
+# Bootstrap installs a proper cmd/dist, built with the new toolchain.
+# Throw ours, built with the bootstrap toolchain, away after bootstrap.
+./cmd/dist/dist bootstrap -a $vflag $*
+rm -f ./cmd/dist/dist
-status=''
+# DO NOT ADD ANY NEW CODE HERE.
+# The bootstrap+rm above are the final step of make.rc.
+# If something must be added, add it to cmd/dist's cmdbootstrap,
+# to avoid needing three copies in three different shell languages
+# (make.bash, make.bat, make.rc).