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package/scripts/postinstall: avoid writing to ~/.gitconfig

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We can eliminate permission issues by not touching `~/.gitconfig` at
all.

Fixes #17067.
This commit is contained in:
Ruoyu Zhong 2024-04-11 01:12:03 +08:00
parent a21c71fa97
commit b516fda8be
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1 changed files with 8 additions and 30 deletions
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38
package/scripts/postinstall
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@ -21,35 +21,15 @@ fi
# add Git to path
export PATH="/Library/Developer/CommandLineTools/usr/bin:/Applications/Xcode.app/Contents/Developer/usr/bin:${PATH}"
# helpers for setting/unsetting Git's safe directory setting
set_git_safe_directory() {
if git config --global --get-all safe.directory | grep -q "${1}"
then
return
fi
SET_GIT_SAFE_DIRECTORY="${1}"
git config --global --add safe.directory "${1}"
}
unset_git_safe_directory() {
if [[ -z "${SET_GIT_SAFE_DIRECTORY-}" ]]
then
return
fi
git config --global --unset safe.directory "${1}" || git config --global --unset-all safe.directory
if [[ ${SET_GIT_SAFE_DIRECTORY-} == "${1}" ]]
then
unset SET_GIT_SAFE_DIRECTORY
fi
}
# use `git -c key=value` to avoid writing to Git's global config
# https://github.com/Homebrew/brew/issues/17067
git=(git -c "safe.directory=${homebrew_directory}")
# reset Git repository
cd "${homebrew_directory}"
set_git_safe_directory "${homebrew_directory}"
git reset --hard
git checkout --force master
git branch | grep -v '\*' | xargs -n 1 git branch --delete --force || true
unset_git_safe_directory "${homebrew_directory}"
"${git[@]}" reset --hard
"${git[@]}" checkout --force master
"${git[@]}" branch | grep -v '\*' | xargs -n 1 "${git[@]}" branch --delete --force || true
# move to /usr/local if on x86_64
if [[ $(uname -m) == "x86_64" ]]
@ -59,10 +39,8 @@ then
cp -pRL "${homebrew_directory}/.git" "/usr/local/Homebrew/"
mv "${homebrew_directory}/cache_api" "/usr/local/Homebrew/"
set_git_safe_directory /usr/local/Homebrew
git -C /usr/local/Homebrew reset --hard
git -C /usr/local/Homebrew checkout --force master
unset_git_safe_directory /usr/local/Homebrew
"${git[@]}" -C /usr/local/Homebrew reset --hard
"${git[@]}" -C /usr/local/Homebrew checkout --force master
else
mkdir -vp /usr/local/bin
mv "${homebrew_directory}" "/usr/local/Homebrew/"