From e647925e50e99496be0ceedbec48b513dd92b3d6 Mon Sep 17 00:00:00 2001
From: Maschell <Maschell@gmx.de>
Date: Fri, 1 Mar 2019 19:20:32 +0100
Subject: [PATCH] Implement function "HasHookCallHook(wups_loader_hook_type_t
 hook_type)" which returns true when a plugin exists that has implemented the
 given hook

---
 src/utils.cpp | 15 +++++++++++++++
 src/utils.h   |  1 +
 2 files changed, 16 insertions(+)

diff --git a/src/utils.cpp b/src/utils.cpp
index e08b1b7..0b5d81f 100644
--- a/src/utils.cpp
+++ b/src/utils.cpp
@@ -32,6 +32,21 @@ extern "C" {
 }
 #endif
 
+
+bool HasHookCallHook(wups_loader_hook_type_t hook_type) {
+    for(int32_t plugin_index=0; plugin_index<gbl_replacement_data.number_used_plugins; plugin_index++) {
+        replacement_data_plugin_t * plugin_data = &gbl_replacement_data.plugin_data[plugin_index];
+
+        for(int32_t j=0; j<plugin_data->number_used_hooks; j++) {
+            replacement_data_hook_t * hook_data = &plugin_data->hooks[j];
+            if(hook_data->type == hook_type) {
+                return true;
+            }
+        }
+    }
+    return false;
+}
+
 void CallHookEx(wups_loader_hook_type_t hook_type, int32_t plugin_index_needed) {
     for(int32_t plugin_index=0; plugin_index<gbl_replacement_data.number_used_plugins; plugin_index++) {
         replacement_data_plugin_t * plugin_data = &gbl_replacement_data.plugin_data[plugin_index];
diff --git a/src/utils.h b/src/utils.h
index 01df06a..7842f13 100644
--- a/src/utils.h
+++ b/src/utils.h
@@ -9,6 +9,7 @@ extern "C" {
 #include <wups.h>
 #include <stddef.h>
 
+bool HasHookCallHook(wups_loader_hook_type_t hook_type);
 void CallHook(wups_loader_hook_type_t hook_type);
 
 void CallHookEx(wups_loader_hook_type_t hook_type, int32_t plugin_index_needed);