only run apt update if necessary

2022-01-29 23:44:14 +01:00
parent 9a69fec17c
commit 767803f104
1 changed files with 4 additions and 2 deletions
--- a/install.sh
+++ b/install.sh
@@ -46,8 +46,10 @@ if [[ -n "${packages[*]}" ]]; then
        exit 1
    fi
    echo "Installing required packages: ${packages[*]}"
-    apt-get update || true
-    apt-get install -y --no-install-suggests --no-install-recommends "${packages[@]}" || true
+    if ! apt-get install -y --no-install-suggests --no-install-recommends "${packages[@]}"; then
+        apt-get update || true
+        apt-get install -y --no-install-suggests --no-install-recommends "${packages[@]}" || true
+    fi
    hash -r || true
    while read -r -d '/' CMD PKG
    do