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fall back to go build when static cgo not possible

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Instead of just failing, use go build if people don't have the magic cgo
stuff we need build-able/write-able.
This commit is contained in:
Eric Paris
2015-04-16 22:19:54 -04:00
parent 6d8a25ff56
commit 5fb8602c65
1 changed files with 12 additions and 9 deletions
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19
hack/lib/golang.sh
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@@ -247,11 +247,12 @@ kube::golang::place_bins() {
done
}
kube::golang::exit_if_stdlib_not_installed() {
kube::golang::fallback_if_stdlib_not_installable() {
local go_root_dir=$(go env GOROOT);
local go_host_os=$(go env GOHOSTOS);
local go_host_arch=$(go env GOHOSTARCH);
local cgo_pkg_dir=${go_root_dir}/pkg/${go_host_os}_${go_host_arch}_cgo;
if [ -e ${cgo_pkg_dir} ]; then
return 0;
fi
@@ -260,12 +261,13 @@ kube::golang::exit_if_stdlib_not_installed() {
return 0;
fi
kube::log::status "+++ Error. stdlib pkg with cgo flag not found.";
kube::log::status "+++ Error. stdlib pkg cannot be rebuilt since ${go_root_dir}/pkg is not writable by `whoami`";
kube::log::status "+++ Error. Make ${go_root_dir}/pkg writable for `whoami` for a one-time stdlib install, Or"
kube::log::status "+++ Error. Rebuild stdlib using the command 'CGO_ENABLED=0 go install -a -installsuffix cgo std'";
kube::log::status "+++ Warning: stdlib pkg with cgo flag not found.";
kube::log::status "+++ Warning: stdlib pkg cannot be rebuilt since ${go_root_dir}/pkg is not writable by `whoami`";
kube::log::status "+++ Warning: Make ${go_root_dir}/pkg writable for `whoami` for a one-time stdlib install, Or"
kube::log::status "+++ Warning: Rebuild stdlib using the command 'CGO_ENABLED=0 go install -a -installsuffix cgo std'";
kube::log::status "+++ Falling back to go build, which is slower";
exit 0;
use_go_build=true
}
kube::golang::build_binaries_for_platform() {
@@ -276,12 +278,14 @@ kube::golang::build_binaries_for_platform() {
local -a nonstatics=()
for binary in "${binaries[@]}"; do
if kube::golang::is_statically_linked_library "${binary}"; then
kube::golang::exit_if_stdlib_not_installed;
statics+=($binary)
else
nonstatics+=($binary)
fi
done
if [[ "${#statics[@]}" != 0 ]]; then
kube::golang::fallback_if_stdlib_not_installable;
fi
if [[ -n ${use_go_build:-} ]]; then
# Try and replicate the native binary placement of go install without
@@ -298,7 +302,6 @@ kube::golang::build_binaries_for_platform() {
fi
if kube::golang::is_statically_linked_library "${binary}"; then
kube::golang::exit_if_stdlib_not_installed;
CGO_ENABLED=0 go build -installsuffix cgo -o "${output_path}/${bin}" \
"${goflags[@]:+${goflags[@]}}" \
-ldflags "${version_ldflags}" \