[install] Fix empty-shell detection in install script

${#shells} is the string length, not the shell count. Thanks to @matheus-pacifico for the report. Close #4813
2026-08-17 21:28:05 +08:00 · 2026-05-28 23:02:34 +09:00
parent 5ef8dea36e
commit a50619388d
1 changed files with 1 additions and 1 deletions
@@ -233,7 +233,7 @@ for s in $shells; do
  fi
 done
-if [[ ${#shells} -lt 3 ]]; then
+if [[ -z "${shells// /}" ]]; then
  echo "No shell configuration to be updated."
  exit 0
 fi