Utility: support misc functions for instruo

"has", "hasq" and "die" are supported for instruo.

2 files changed, 23 insertions, 1 deletions

diff --git a/utils/instruo.cpp b/utils/instruo.cpp
index da020c3..8206b95 100644
--- a/utils/instruo.cpp
+++ b/utils/instruo.cpp
@@ -103,7 +103,7 @@ void worker(const std::shared_ptr<PackageIDSequence> &ids)
                             variables["PVR"][0] + ".ebuild");
     try
     {
-      libbash::interpret(ebuild_path, variables, functions);
+      libbash::interpret(ebuild_path, "utils/isolated-functions.sh", variables, functions);
     }
     catch(const interpreter_exception& e)
     {
diff --git a/utils/isolated-functions.sh b/utils/isolated-functions.sh
new file mode 100755
index 0000000..efbf933
--- /dev/null
+++ b/utils/isolated-functions.sh
@@ -0,0 +1,22 @@
+die(){
+    echo "Die is called. Something went wrong while interpreting"
+}
+
+has() {
+    hasq "$@"
+}
+
+hasq() {
+    for item in ${*:2}
+    do
+        [[ $item == $1 ]] && return 0
+    done
+    return 1
+}
+
+EXPORT_FUNCTIONS() {
+    if [ -z "$ECLASS" ]; then 
+        die "EXPORT_FUNCTIONS without a defined ECLASS"
+    fi   
+    $__export_funcs_var="$__export_funcs_var $*" 
+}