use better names

src/darwin/Framework/chip_xcode_build_connector.sh

@@ -100,25 +100,25 @@ fi
     )
 }
 
-updirs() {
-    declare lookinfer="${1}"
+find_in_ancestors() {
+    declare to_find="${1}"
     declare dir="${2:-$(pwd)}"
 
-    while [[ ! -e ${dir}/${lookinfer} && -n ${dir} ]]; do
+    while [[ ! -e ${dir}/${to_find} && -n ${dir} ]]; do
         dir=${dir%/*}
     done
 
-    if [[ ! -e ${dir}/${lookinfer} ]]; then
-        printf 'error: updirs: %s not found\n' "$lookinfer" >&2
+    if [[ ! -e ${dir}/${to_find} ]]; then
+        printf 'error: find_in_ancestors: %s not found\n' "$to_find" >&2
         return 1
     fi
-    printf '%s\n' "$dir/$lookinfer"
+    printf '%s\n' "$dir/$to_find"
 }
 
 (
     cd "$CHIP_ROOT" # pushd and popd because we need the env vars from activate
 
-    if ENV=$(updirs chip_xcode_build_connector_env.sh 2>/dev/null); then
+    if ENV=$(find_in_ancestors chip_xcode_build_connector_env.sh 2>/dev/null); then
         . "$ENV"
     fi