diff options
Diffstat (limited to 'share/functions/isatty.fish')
| -rw-r--r-- | share/functions/isatty.fish | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/share/functions/isatty.fish b/share/functions/isatty.fish index d4f2c43e..df819925 100644 --- a/share/functions/isatty.fish +++ b/share/functions/isatty.fish @@ -8,7 +8,7 @@ function isatty -d "Tests if a file descriptor is a tty" __fish_print_help isatty return 0 - case stdin + case stdin '' set fd 0 case stdout @@ -23,6 +23,8 @@ function isatty -d "Tests if a file descriptor is a tty" end end - eval "tty 0>&$fd >/dev/null" + # Use `command test` because `builtin test` doesn't open the regular fd's. + # See https://github.com/fish-shell/fish-shell/issues/1228 + command test -t "$fd" end |