Move stripcaged to master branch, works fine.

plugins/devel/CMakeLists.txt

@@ -14,4 +14,5 @@ DFHACK_PLUGIN(dumpmats dumpmats.cpp)
 #DFHACK_PLUGIN(tiles tiles.cpp)
 DFHACK_PLUGIN(counters counters.cpp)
 DFHACK_PLUGIN(stockcheck stockcheck.cpp)
+DFHACK_PLUGIN(stripcaged stripcaged.cpp)
 

plugins/devel/stripcaged.cpp

@@ -0,0 +1,103 @@
+
+#include <iostream>
+#include <iomanip>
+#include <climits>
+#include <vector>
+#include <algorithm>
+#include <string>
+#include <sstream>
+#include <ctime>
+#include <cstdio>
+using namespace std;
+
+#include "Core.h"
+#include "Console.h"
+#include "Export.h"
+#include "PluginManager.h"
+#include "modules/Units.h"
+#include "modules/Maps.h"
+#include "modules/Gui.h"
+#include "modules/World.h"
+#include "MiscUtils.h"
+
+#include <df/ui.h>
+#include "df/world.h"
+#include "df/world_raws.h"
+#include "df/building_def.h"
+#include "df/unit_inventory_item.h"
+#include <df/creature_raw.h>
+#include <df/caste_raw.h>
+
+using std::vector;
+using std::string;
+using namespace DFHack;
+using namespace df::enums;
+using df::global::world;
+using df::global::cursor;
+using df::global::ui;
+
+using namespace DFHack::Gui;
+
+command_result df_stripcaged(color_ostream &out, vector <string> & parameters);
+
+DFHACK_PLUGIN("stripcaged");
+
+// check if contained in item (e.g. animals in cages)
+bool isContainedInItem(df::unit* unit)
+{
+    bool contained = false;
+    for (size_t r=0; r < unit->refs.size(); r++)
+    {
+        df::general_ref * ref = unit->refs[r];
+        auto rtype = ref->getType();
+        if(rtype == df::general_ref_type::CONTAINED_IN_ITEM)
+        {
+            contained = true;
+            break;
+        }
+    }
+    return contained;
+}
+
+DFhackCExport command_result plugin_init ( color_ostream &out, std::vector <PluginCommand> &commands)
+{
+	commands.push_back(PluginCommand(
+		"stripcaged", "strip caged units of all items",
+		df_stripcaged, false,
+		"Clears forbid and sets dump for the inventories of all caged units."
+		));
+    return CR_OK;
+}
+
+DFhackCExport command_result plugin_shutdown ( color_ostream &out )
+{
+    return CR_OK;
+}
+
+command_result df_stripcaged(color_ostream &out, vector <string> & parameters)
+{
+    CoreSuspender suspend;
+
+	size_t count = 0;
+    for (size_t i=0; i < world->units.all.size(); i++)
+    {
+        df::unit* unit = world->units.all[i];
+		if (isContainedInItem(unit)) 
+		{
+			for (size_t j=0; j < unit->inventory.size(); j++) 
+			{
+				df::unit_inventory_item* uii = unit->inventory[j];
+				if (uii->item)
+				{
+					uii->item->flags.bits.forbid = 0;
+					uii->item->flags.bits.dump = 1;
+					count++;
+				}
+			}
+		}
+	}
+
+	out << count << " items marked for dumping" << endl;
+
+    return CR_OK;
+}