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Use cd and pwd in a subshell to define ${KUBE_REPO_ROOT}

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The old method (using `readlink`) was convoluted and not portable. We
can achieve the same result using only bash builtins.

Signed-off-by: Filipe Brandenburger <filbranden@google.com>
This commit is contained in:
Filipe Brandenburger 2014-08-27 20:33:58 -07:00
parent 09dd081543
commit 391cd856c1
1 changed files with 9 additions and 10 deletions
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19
hack/config-go.sh
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@ -103,16 +103,15 @@ kube::setup_go_environment() {
# KUBE_TARGET - Path where output Go files are saved.
# KUBE_GO_PACKAGE - Full name of the Kubernetes Go package.
KUBE_REPO_ROOT=$(dirname "${BASH_SOURCE:-$0}")/..
if [[ "${OSTYPE:-}" == *darwin* ]]; then
# Make the path absolute if it is not.
if [[ "${KUBE_REPO_ROOT}" != /* ]]; then
KUBE_REPO_ROOT=${PWD}/${KUBE_REPO_ROOT}
fi
else
# Resolve symlinks.
KUBE_REPO_ROOT=$(readlink -f "${KUBE_REPO_ROOT}")
fi
# Make ${KUBE_REPO_ROOT} an absolute path.
KUBE_REPO_ROOT=$(
set -eu
unset CDPATH
scripts_dir=$(dirname "${BASH_SOURCE[0]}")
cd "${scripts_dir}"
cd ..
pwd
)
export KUBE_REPO_ROOT
KUBE_TARGET="${KUBE_REPO_ROOT}/output/go"