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author | Junegunn Choi <junegunn.c@gmail.com> | 2017-09-01 02:43:44 +0900 |
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committer | Junegunn Choi <junegunn.c@gmail.com> | 2017-09-01 02:45:48 +0900 |
commit | 5b7457ff08668efef879174fc7f855fc77d6d18d (patch) | |
tree | cb03666137ef7ec3777b31c1bd777ecef3c2cbc0 | |
parent | 48adad5454c25a626b5f8398cce97701d63af640 (diff) |
[install] Wait for a linefeed when asking for confirmation
Close #1035
-rwxr-xr-x | install | 16 |
1 files changed, 8 insertions, 8 deletions
@@ -59,14 +59,14 @@ cd "$(dirname "${BASH_SOURCE[0]}")" fzf_base="$(pwd)" ask() { - # If stdin is a tty, we are "interactive". - # non-interactive shell: wait for a linefeed - # interactive shell: continue after a single keypress - read_n=$([ -t 0 ] && echo "-n 1") - - read -p "$1 ([y]/n) " $read_n -r - echo - [[ $REPLY =~ ^[Nn]$ ]] + while true; do + read -p "$1 ([y]/n) " -r + if [[ $REPLY =~ ^[Yy]$ ]]; then + return 1 + elif [[ $REPLY =~ ^[Nn]$ ]]; then + return 0 + fi + done } check_binary() { |