61 lines
2.5 KiB
Bash
61 lines
2.5 KiB
Bash
#!/usr/bin/env bash
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function _omb_upgrade {
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# Use colors, but only if connected to a terminal, and that terminal
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# supports them.
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local ncolors=
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if type -P tput &>/dev/null; then
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ncolors=$(tput colors)
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fi
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local RED GREEN BLUE BOLD NORMAL
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if [[ -t 1 && $ncolors && $ncolors -ge 8 ]]; then
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RED=$(tput setaf 1 2>/dev/null || tput AF 1 2>/dev/null)
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GREEN=$(tput setaf 2 2>/dev/null || tput AF 2 2>/dev/null)
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BLUE=$(tput setaf 4 2>/dev/null || tput AF 4 2>/dev/null)
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BOLD=$(tput bold 2>/dev/null || tput md 2>/dev/null)
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NORMAL=$(tput sgr0 2>/dev/null || tput me 2>/dev/null)
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else
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RED=""
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GREEN=""
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BLUE=""
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BOLD=""
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NORMAL=""
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fi
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printf '%s\n' "${BLUE}Updating Oh My Bash${NORMAL}"
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# Note: The git option "-C PATH" is only supported from git-1.8.5
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# (https://github.com/git/git/commit/44e1e4d6 2013-09). On the other hand,
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# the synonym "--git-dir=PATH/.git --work-tree=PATH" is supported from
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# git-1.5.3 (https://github.com/git/git/commit/892c41b9 2007-06).
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if ! command git --git-dir="$OSH/.git" --work-tree="$OSH" pull --rebase --stat origin master; then
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# In case it enters the rebasing mode
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printf '%s\n' "oh-my-bash: running 'git rebase --abort'..."
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command git --git-dir="$OSH/.git" --work-tree="$OSH" rebase --abort
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printf "${RED}%s${NORMAL}\n" \
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'There was an error updating.' \
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"If you have uncommited changes in '$BOLD$OSH$NORMAL$RED', please commit, stash or discard them and retry updating." \
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"If you have your own local commits in '$BOLD$OSH$NORMAL$RED' that conflict with the upstream changes, please resolve conflicts and merge the upstream manually."
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return 1
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fi
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printf '%s' "$GREEN"
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# shellcheck disable=SC1003,SC2016
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printf '%s\n' \
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' __ __ __ ' \
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' ____ / /_ ____ ___ __ __ / /_ ____ ______/ /_ ' \
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' / __ \/ __ \ / __ `__ \/ / / / / __ \/ __ `/ ___/ __ \' \
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'/ /_/ / / / / / / / / / / /_/ / / /_/ / /_/ (__ ) / / /' \
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'\____/_/ /_/ /_/ /_/ /_/\__, / /_.___/\__,_/____/_/ /_/ ' \
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' /____/ '
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printf "${BLUE}%s\n" "Hooray! Oh My Bash has been updated and/or is at the current version."
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printf "${BLUE}${BOLD}%s${NORMAL}\n" "To keep up on the latest news and updates, follow us on GitHub: https://github.com/ohmybash/oh-my-bash"
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if [[ $- == *i* ]]; then
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declare -f _omb_util_unload &>/dev/null && _omb_util_unload
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# shellcheck disable=SC1090
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source ~/.bashrc
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fi
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}
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_omb_upgrade
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