文件操作 - bash_completion.sh
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文件: /etc/profile.d/bash_completion.sh
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# Check for interactive bash and that we haven't already been sourced. if [ -n "${BASH_VERSION-}" -a -n "${PS1-}" -a -z "${BASH_COMPLETION_VERSINFO-}" ]; then # Check for recent enough version of bash. if [ ${BASH_VERSINFO[0]} -gt 4 ] || \ [ ${BASH_VERSINFO[0]} -eq 4 -a ${BASH_VERSINFO[1]} -ge 1 ]; then [ -r "${XDG_CONFIG_HOME:-$HOME/.config}/bash_completion" ] && \ . "${XDG_CONFIG_HOME:-$HOME/.config}/bash_completion" if shopt -q progcomp && [ -r /usr/share/bash-completion/bash_completion ]; then # Source completion code. . /usr/share/bash-completion/bash_completion fi fi fi
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