dotfiles

commit fd5e77c085bf407158de94be68273c02f9509d4d
parent 73d6e3d7af2dc466fe4c9b1ef429ff37f7a52d21
Author: Anders Damsgaard <anders@adamsgaard.dk>
Date:   Mon,  3 Dec 2018 15:01:17 +0100

Check that an image is specified

Diffstat:
M
links/bin/docker-shell
 | 
1
+

1 file changed, 1 insertion(+), 0 deletions(-)
diff --git a/links/bin/docker-shell b/links/bin/docker-shell
@@ -8,6 +8,7 @@ function help {
     echo "argument SHELL sets the shell to run in the image."
 }
 
+[ $# -lt 1 ] && (help && exit 1)
 case "$1" in
     ubuntu-lts)
         img="ubuntu:16.04"