Use a temporary folder for the builds.

scripts/build_all_feature_flag_combinations.bash

@@ -7,7 +7,40 @@ DIR="$( cd "$( dirname "${BASH_SOURCE[0]}" )" && pwd )"
 
 : ${PROFILE:="debug"}
 
+############## Setup #########################
+
+function cleanup {
+    for f in "${folders[@]}"; do
+        log "Deleting $f"
+        rm -rf "$f"
+    done
+}
+folders=()
+for sig in EXIT INT QUIT HUP TERM; do
+  trap "set +e; cleanup" "$sig"
+done
+
+function die {
+    local status_code="$1"
+    shift
+    (>&2 echo "${@}")
+    exit "$status_code"
+}
+
+function log {
+    (>&2 echo "${@}")
+}
+
+############## Program #########################
+
 function main {
+    if [ "$#" -gt 0 ]; then
+        export CARGO_TARGET_DIR="$1"
+    else
+        local work_directory=$(mktemp -d -t 'organic.XXXXXX')
+        folders+=("$work_directory")
+        export CARGO_TARGET_DIR="$work_directory"
+    fi
     local features=(compare foreign_document_test tracing event_count wasm wasm_test)
     ENABLED_FEATURES= for_each_combination "${features[@]}"
 }
@@ -27,16 +60,16 @@ function for_each_combination {
     if [ "$#" -gt 0 ]; then
         ENABLED_FEATURES="$ENABLED_FEATURES" for_each_combination "${@}"
     elif [ -z "$ENABLED_FEATURES" ]; then
-        (cd "$DIR/../" && echo "\n\n\n========== no features ==========\n\n\n" && set -x && cargo build "${additional_flags[@]}" --no-default-features)
+        (cd "$DIR/../" && printf "\n\n\n========== no features ==========\n\n\n" && set -x && cargo build "${additional_flags[@]}" --no-default-features)
     else
-        (cd "$DIR/../" && echo "\n\n\n========== ${ENABLED_FEATURES:1} ==========\n\n\n" && set -x && cargo build "${additional_flags[@]}" --no-default-features --features "${ENABLED_FEATURES:1}")
+        (cd "$DIR/../" && printf "\n\n\n========== %s ==========\n\n\n" "${ENABLED_FEATURES:1}" && set -x && cargo build "${additional_flags[@]}" --no-default-features --features "${ENABLED_FEATURES:1}")
     fi
 
     ENABLED_FEATURES="$ENABLED_FEATURES,$flag"
     if [ "$#" -gt 0 ]; then
         ENABLED_FEATURES="$ENABLED_FEATURES" for_each_combination "${@}"
     else
-        (cd "$DIR/../" && echo "\n\n\n========== ${ENABLED_FEATURES:1} ==========\n\n\n" && set -x && cargo build "${additional_flags[@]}" --no-default-features --features "${ENABLED_FEATURES:1}")
+        (cd "$DIR/../" && printf "\n\n\n========== %s ==========\n\n\n" "${ENABLED_FEATURES:1}" && set -x && cargo build "${additional_flags[@]}" --no-default-features --features "${ENABLED_FEATURES:1}")
     fi
 }