From 9c2f3c91f97fc572f60b034b9991ebe360405e7f Mon Sep 17 00:00:00 2001
From: zawwz <zawz@hotmail.fr>
Date: Wed, 20 Jan 2021 12:03:32 +0100
Subject: [PATCH] implement bash specific var=() parsing

---
 src/debashify.cpp | 20 ++++++++++++--------
 src/parse.cpp     | 10 +++++++++-
 2 files changed, 21 insertions(+), 9 deletions(-)

diff --git a/src/debashify.cpp b/src/debashify.cpp
index f98aecf..941e925 100644
--- a/src/debashify.cpp
+++ b/src/debashify.cpp
@@ -25,11 +25,18 @@ bool debashify_array_def(cmd* in)
   for(auto it: in->var_assigns)
   {
     if(it.second->size()>0 && it.second->sa[0]->type == _obj::subarg_string && it.second->sa[0]->generate(0) == "(")
-      throw std::runtime_error("Cannot debashify VAR=() variable arrays");
+      throw std::runtime_error("Cannot debashify 'VAR=()' arrays");
   }
   return false;
 }
 
+bool debashify_array_call(variable* in)
+{
+  if(in->index != nullptr)
+    throw std::runtime_error("Cannot debashify 'VAR[I]' arrays");
+  return false;
+}
+
 bool debashify_herestring(pipeline* pl)
 {
   if(pl->cmds.size()>0)
@@ -87,13 +94,6 @@ bool debashify_combined_redirects(block* in)
   return has_replaced;
 }
 
-// replace <<< and
-// <<< : TODO
-bool debashify_extended_redirects(pipeline* in)
-{
-  return false;
-}
-
 // replace <() and >()
 /*
 REPLACE TO:
@@ -192,6 +192,10 @@ bool r_debashify(_obj* o, bool* need_random_func)
 {
   switch(o->type)
   {
+    case _obj::_variable: {
+      variable* t = dynamic_cast<variable*>(o);
+      debashify_array_call(t);
+    } break;
     case _obj::_list: {
       list* t = dynamic_cast<list*>(o);
       if(debashify_procsub(t))
diff --git a/src/parse.cpp b/src/parse.cpp
index 1165d71..9394c98 100644
--- a/src/parse.cpp
+++ b/src/parse.cpp
@@ -1086,7 +1086,15 @@ std::pair<cmd*, uint32_t> parse_cmd(const char* in, uint32_t size, uint32_t star
         vp.first->definition=true;
         i=vp.second+1;
         arg* ta;
-        if( is_in(in[i], ARG_END) ) // no value : give empty value
+        if(g_bash && in[i] == '(')
+        {
+          auto pp=parse_arg(in, size, i+1, ")");
+          ta=pp.first;
+          ta->insert(0, new string_subarg("(") );
+          ta->add(new string_subarg(")") );
+          i=pp.second+1;
+        }
+        else if( is_in(in[i], ARG_END) ) // no value : give empty value
         {
           ta = new arg;
         }