do not conflict with which command

[etc/tmux.git] / .bin / tmux

diff --git a/.bin/tmux b/.bin/tmux
index 6a4a360a4f8f3182680fcf51fe30b5be2d0b572e..38243a3780940d49f7b5bb794234656922c95dba 100755 (executable)
--- a/.bin/tmux
+++ b/.bin/tmux
@@ -44,8 +44,16 @@ fi
 # only without argument create a new session with a random name/id to which we
 # can then attach
 
-if ! command -v uuidgen >/dev/null; then
+hascmd() { command -v "$@" >/dev/null;}
+
+if   hascmd uuid; then alias uuidgen=uuid
+elif hascmd uuidgen; then :
+elif hascmd python3; then
   uuidgen() { python3 -c 'import uuid; print(uuid.uuid1())'; }
+elif hascmd python; then
+  uuidgen() { python -c 'import uuid; print(uuid.uuid1())'; }
+else
+  uuidgen() { dd if=/dev/urandom bs=16 count=1 status=none | base64; }
 fi
 UUID=$(uuidgen)
 echo "$UUID" > $LASTSESSIONIDFILE