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Skip shell config modification in non-interactive mode

Browse source 
Prevents install.sh from silently writing to dotfiles (.zshrc, .bashrc,
config.fish) when run non-interactively (e.g. by an AI coding agent).
In non-interactive mode, it now prints the manual PATH export instead.

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>
This commit is contained in:
Bryan Helmkamp 2026-03-16 11:01:42 -04:00
parent 2cf15d0a8d
commit 939fd58a49
1 changed files with 39 additions and 33 deletions
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72
install.sh
View file

@ -102,42 +102,48 @@ else
tilde_bin_dir=$(tildify "$INSTALL_DIR")
echo "" >&2
case $(basename "${SHELL:-sh}") in
zsh)
: "${ZDOTDIR:="$HOME"}"
shell_config="${ZDOTDIR%/}/.zshrc"
{
printf '\n# fabro\n'
echo "export PATH=\"$INSTALL_DIR:\$PATH\""
} >>"$shell_config"
info "Added ${BOLD_CYAN}${tilde_bin_dir}${RESET} to \$PATH in ${BOLD_CYAN}$(tildify "$shell_config")${RESET}"
;;
bash)
shell_config="$HOME/.bashrc"
if [ -f "$HOME/.bash_profile" ]; then
shell_config="$HOME/.bash_profile"
fi
{
printf '\n# fabro\n'
echo "export PATH=\"$INSTALL_DIR:\$PATH\""
} >>"$shell_config"
info "Added ${BOLD_CYAN}${tilde_bin_dir}${RESET} to \$PATH in ${BOLD_CYAN}$(tildify "$shell_config")${RESET}"
;;
fish)
fish_config="$HOME/.config/fish/config.fish"
mkdir -p "$(dirname "$fish_config")"
{
printf '\n# fabro\n'
echo "fish_add_path $INSTALL_DIR"
} >>"$fish_config"
info "Added ${BOLD_CYAN}${tilde_bin_dir}${RESET} to \$PATH in ${BOLD_CYAN}$(tildify "$fish_config")${RESET}"
;;
*)
if [ -t 2 ] && [ -e /dev/tty ]; then
case $(basename "${SHELL:-sh}") in
zsh)
: "${ZDOTDIR:="$HOME"}"
shell_config="${ZDOTDIR%/}/.zshrc"
{
printf '\n# fabro\n'
echo "export PATH=\"$INSTALL_DIR:\$PATH\""
} >>"$shell_config"
info "Added ${BOLD_CYAN}${tilde_bin_dir}${RESET} to \$PATH in ${BOLD_CYAN}$(tildify "$shell_config")${RESET}"
;;
bash)
shell_config="$HOME/.bashrc"
if [ -f "$HOME/.bash_profile" ]; then
shell_config="$HOME/.bash_profile"
fi
{
printf '\n# fabro\n'
echo "export PATH=\"$INSTALL_DIR:\$PATH\""
} >>"$shell_config"
info "Added ${BOLD_CYAN}${tilde_bin_dir}${RESET} to \$PATH in ${BOLD_CYAN}$(tildify "$shell_config")${RESET}"
;;
fish)
fish_config="$HOME/.config/fish/config.fish"
mkdir -p "$(dirname "$fish_config")"
{
printf '\n# fabro\n'
echo "fish_add_path $INSTALL_DIR"
} >>"$fish_config"
info "Added ${BOLD_CYAN}${tilde_bin_dir}${RESET} to \$PATH in ${BOLD_CYAN}$(tildify "$fish_config")${RESET}"
;;
*)
info "Add ${BOLD_CYAN}${tilde_bin_dir}${RESET} to your PATH:"
echo "" >&2
info " ${BOLD}export PATH=\"${INSTALL_DIR}:\$PATH\"${RESET}"
;;
esac
else
info "Add ${BOLD_CYAN}${tilde_bin_dir}${RESET} to your PATH:"
echo "" >&2
info " ${BOLD}export PATH=\"${INSTALL_DIR}:\$PATH\"${RESET}"
;;
esac
fi
export PATH="${INSTALL_DIR}:$PATH"
fi