From 215f31b33fd9deb15beecbf539a80f033ab86f1d Mon Sep 17 00:00:00 2001
From: "lukas.taparauskas" <lukas.taparauskas@unity3d.com>
Date: Wed, 14 Apr 2021 15:44:00 +0300
Subject: [PATCH] c: Add missing API to query active builtins.

---
 CMakeLists.txt    |  2 +-
 spirv_cross_c.cpp | 12 ++++++++++++
 spirv_cross_c.h   |  4 +++-
 3 files changed, 16 insertions(+), 2 deletions(-)

diff --git a/CMakeLists.txt b/CMakeLists.txt
index e66dd791..b56871f8 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -331,7 +331,7 @@ if (SPIRV_CROSS_STATIC)
 endif()
 
 set(spirv-cross-abi-major 0)
-set(spirv-cross-abi-minor 45)
+set(spirv-cross-abi-minor 46)
 set(spirv-cross-abi-patch 0)
 
 if (SPIRV_CROSS_SHARED)
diff --git a/spirv_cross_c.cpp b/spirv_cross_c.cpp
index ace5376b..9ecdb536 100644
--- a/spirv_cross_c.cpp
+++ b/spirv_cross_c.cpp
@@ -1937,6 +1937,18 @@ SpvExecutionModel spvc_compiler_get_execution_model(spvc_compiler compiler)
 	return static_cast<SpvExecutionModel>(compiler->compiler->get_execution_model());
 }
 
+SPVC_PUBLIC_API void spvc_compiler_update_active_builtins(spvc_compiler compiler)
+{
+       compiler->compiler->update_active_builtins();
+}
+
+SPVC_PUBLIC_API spvc_bool spvc_compiler_has_active_builtin(spvc_compiler compiler, SpvBuiltIn builtin, SpvStorageClass storage)
+{
+	return compiler->compiler->has_active_builtin(static_cast<spv::BuiltIn>(builtin), static_cast<spv::StorageClass>(storage)) ?
+		SPVC_TRUE :
+		SPVC_FALSE;
+}
+
 spvc_type spvc_compiler_get_type_handle(spvc_compiler compiler, spvc_type_id id)
 {
 	// Should only throw if an intentionally garbage ID is passed, but the IDs are not type-safe.
diff --git a/spirv_cross_c.h b/spirv_cross_c.h
index 1511a1db..12f98801 100644
--- a/spirv_cross_c.h
+++ b/spirv_cross_c.h
@@ -40,7 +40,7 @@ extern "C" {
 /* Bumped if ABI or API breaks backwards compatibility. */
 #define SPVC_C_API_VERSION_MAJOR 0
 /* Bumped if APIs or enumerations are added in a backwards compatible way. */
-#define SPVC_C_API_VERSION_MINOR 45
+#define SPVC_C_API_VERSION_MINOR 46
 /* Bumped if internal implementation details change. */
 #define SPVC_C_API_VERSION_PATCH 0
 
@@ -861,6 +861,8 @@ SPVC_PUBLIC_API unsigned spvc_compiler_get_execution_mode_argument(spvc_compiler
 SPVC_PUBLIC_API unsigned spvc_compiler_get_execution_mode_argument_by_index(spvc_compiler compiler,
                                                                             SpvExecutionMode mode, unsigned index);
 SPVC_PUBLIC_API SpvExecutionModel spvc_compiler_get_execution_model(spvc_compiler compiler);
+SPVC_PUBLIC_API void spvc_compiler_update_active_builtins(spvc_compiler compiler);
+SPVC_PUBLIC_API spvc_bool spvc_compiler_has_active_builtin(spvc_compiler compiler, SpvBuiltIn builtin, SpvStorageClass storage);
 
 /*
  * Type query interface.