use expr for substrings

2024-05-20 02:43:23 -07:00 · 2018-07-22 13:38:24 +02:00 · 2018-07-22 13:38:24 +02:00 · 437009cd79
parent 9bc9ccd535
commit 437009cd79
1 changed files with 1 additions and 2 deletions
--- a/home/streamcrap
+++ b/home/streamcrap
@ -81,8 +81,7 @@ yt() {
    pushd ~/play >/dev/null
    local vid="$1"
    shift
-    # can't be bothered to use substrings since they differ across bash/zsh
-    if [[ "$(head -c4 <<< "$vid")" != "http" ]]; then
+    if [[ "$(expr substr "$vid" 1 4)" != "http" ]]; then
        vid="ytdl://$vid"
    fi
    mpv --af=lavfi="[$_M_PROCESS]" \