34 lines
778 B
Bash
34 lines
778 B
Bash
GIT_BRANCH=
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GIT_BG_PID=0
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trap 'git_callback' USR1
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get_git_branch () {
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git rev-parse --abbrev-ref HEAD 2> /dev/null > "/tmp/zsh_git_branch.$$"
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# git rev-parse --verify REBASE_HEAD 2> /dev/null && echo 1 > "/tmp/zsh_git_rebase.$$"
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kill -s USR1 $$ > /dev/null 2> /dev/null
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}
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git_branch_bg () {
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if [[ $GIT_BG_PID != 0 ]]; then
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kill -s HUP $GIT_BG_PID > /dev/null 2>&1
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fi
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if [ -f "/tmp/zsh_git_branch.$$" ]; then
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rm "/tmp/zsh_git_branch.$$"
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fi
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get_git_branch &!
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GIT_BG_PID=$!
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}
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git_callback () {
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GIT_BRANCH=$(cat "/tmp/zsh_git_branch.$$")
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rm "/tmp/zsh_git_branch.$$"
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update_right_prompt
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GIT_BG_PID=0
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}
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autoload -U add-zsh-hook
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# add-zsh-hook chpwd git_branch_bg
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add-zsh-hook precmd git_branch_bg
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git_branch_bg
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