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improve error handling

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This commit is contained in:
Connor Olding 2021-07-31 13:24:39 -07:00
parent 4000e091a9
commit 762f7ffe35
1 changed files with 7 additions and 4 deletions
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11
install
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@ -4,6 +4,7 @@
VERBOSE=1
NAME="$0"
[ -n "$ZSH_VERSION" -o -n "$BASH" ] || VERBOSE=0 # no colors for you
note() {
@ -16,7 +17,7 @@ warn() {
}
die() {
warn "$@"
warn "$NAME:" "$@"
exit 1
}
@ -118,12 +119,14 @@ softlink() {
fi
}
which readlink >/dev/null || exit 1 # sanity check
which readlink >/dev/null || die 'failed sanity check (check your $PATH)'
rc="$(readlink -f "$(dirname "$0")" )"
cd "$HOME" || exit 1
rc="$(readlink -f "$(dirname "$NAME")" )"
[ -d "$rc" ] || die 'failed to determine rc directory'
cd "${HOME:?HOME variable empty or unset}" || die 'failed to change directory'
backup_dir="$rc/backup-$(date -u '+%s')"
[ ! -d "$backup_dir" ] || die 'backup directory already exists'
for f in .bashrc .zshrc .-shrc .prezto-compinit .ls_colors \
.vimrc .inputrc .Xresources .screenrc .tmux.conf; do