Fix support for Unity 6 web builds by letting Unity compile the plugin

.github/workflows/build.yml

@@ -21,8 +21,6 @@ jobs:
             target: docker-all-linux
           - platform: android
             target: docker-all-android
-          - platform: webgl
-            target: docker-all-webgl
     steps:
       - uses: actions/checkout@v3
       - name: Cache Docker files
@@ -37,7 +35,6 @@ jobs:
         with:
           name: gilzoide-sqlite-net-${{ matrix.platform }}
           path: |
-            Plugins/lib/${{ matrix.platform }}/**/*.bc
             Plugins/lib/${{ matrix.platform }}/**/*.dll
             Plugins/lib/${{ matrix.platform }}/**/*.dylib
             Plugins/lib/${{ matrix.platform }}/**/*.so

Plugins/Makefile

@@ -1,7 +1,5 @@
 # Android setup
 ANDROID_NDK_ROOT ?=
-# WebGL/Emscripten setup
-EMCC ?= emcc
 # macOS code signing setup
 CODESIGN ?= codesign
 MACOS_CODESIGN_SIGNATURE ?=
@@ -20,27 +18,17 @@ BUILD_DIRS = \
 	lib/windows/x86_64 lib/windows/x86 lib/windows/arm64 \
 	lib/linux/x86_64 lib/linux/x86 \
 	lib/macos \
-	lib/android/arm64 lib/android/arm32 lib/android/x86 lib/android/x86_64 \
-	lib/webgl
+	lib/android/arm64 lib/android/arm32 lib/android/x86 lib/android/x86_64
 
 SQLITE_SRC = sqlite-amalgamation/sqlite3.c
-SQLITE_CFLAGS_SRC = tools~/sqlite-cflags.txt
 SQLITE_NET_SRC = $(wildcard sqlite-net~/src/*.cs) sqlite-net~/LICENSE.txt
 SQLITE_NET_DEST = ../Runtime/sqlite-net
 SQLITE_NET_SED_SCRIPT = tools~/fix-library-path.sed
 
-ifneq ($(findstring 4.,$(MAKE_VERSION)),)
-	SQLITE_CFLAGS = $(file < $(SQLITE_CFLAGS_SRC))
-else
-	SQLITE_CFLAGS = $(shell cat $(SQLITE_CFLAGS_SRC))
-endif
-CFLAGS += $(SQLITE_CFLAGS)
-
 $(BUILD_DIRS):
 	mkdir -p $@
 
 .PRECIOUS: lib/%/sqlite3.o~
-lib/%/sqlite3.o~: .EXTRA_PREREQS = $(SQLITE_CFLAGS_SRC)
 lib/%/sqlite3.o~: $(SQLITE_SRC) | lib/%
 	$(CC) -c -o $@ $< $(CFLAGS)
 
@@ -64,11 +52,6 @@ ifdef MACOS_CODESIGN_SIGNATURE
 	$(CODESIGN) -s "$(MACOS_CODESIGN_SIGNATURE)" $@
 endif
 
-# iOS/tvOS/visionOS compile flags
-sqlite-amalgamation/sqlite3.c.meta: .EXTRA_PREREQS = $(SQLITE_CFLAGS_SRC)
-sqlite-amalgamation/sqlite3.c.meta:
-	sed -i '' -E -e 's/(\s*CompileFlags:).*/\1 $(SQLITE_CFLAGS)/' $@
-
 # Android
 check-ndk-root:
 ifndef ANDROID_NDK_ROOT
@@ -85,10 +68,6 @@ lib/android/arm32/libgilzoide-sqlite-net.so: CC = $(wildcard $(ANDROID_NDK_ROOT)
 lib/android/x86_64/libgilzoide-sqlite-net.so: CC = $(wildcard $(ANDROID_NDK_ROOT)/toolchains/llvm/prebuilt/*/bin/x86_64-linux-android21-clang)
 lib/android/x86/libgilzoide-sqlite-net.so: CC = $(wildcard $(ANDROID_NDK_ROOT)/toolchains/llvm/prebuilt/*/bin/i686-linux-android21-clang)
 
-# WebGL
-lib/webgl/libgilzoide-sqlite-net.bc: .EXTRA_PREREQS = $(SQLITE_CFLAGS_SRC)
-lib/webgl/libgilzoide-sqlite-net.bc: $(SQLITE_SRC) | lib/webgl
-	$(EMCC) -c -emit-llvm -o $@ $< $(CFLAGS)
 
 # Source
 $(SQLITE_NET_DEST)/%.cs: sqlite-net~/src/%.cs $(SQLITE_NET_SED_SCRIPT)
@@ -123,14 +102,11 @@ android-arm32: lib/android/arm32/libgilzoide-sqlite-net.so
 android-x86_64: lib/android/x86_64/libgilzoide-sqlite-net.so
 android-x86: lib/android/x86/libgilzoide-sqlite-net.so
 
-webgl: lib/webgl/libgilzoide-sqlite-net.bc
-
 source: $(SQLITE_NET_DEST)/License.txt $(SQLITE_NET_DEST)/AssemblyInfo.cs $(SQLITE_NET_DEST)/SQLite.cs $(SQLITE_NET_DEST)/SQLiteAsync.cs
 
 all-android: android-arm64 android-arm32 android-x86_64 android-x86
-all-apple: macos-universal sqlite-amalgamation/sqlite3.c.meta
+all-apple: macos-universal
 all-linux: linux-x86_64
-all-webgl: webgl
 all-windows: windows-x86_64 windows-x86
 all-windows-mingw: windows-mingw-x86_64 windows-mingw-x86
 all-windows-llvm-mingw: windows-mingw-x86_64 windows-mingw-x86 windows-mingw-arm64
@@ -142,9 +118,6 @@ docker-all-android:
 docker-all-linux:
 	docker build -f tools~/Dockerfile.build.linux --platform=linux/amd64 -t gilzoide-sqlite-net-build-linux:latest $(DOCKER_BUILD_ARGS) .
 	docker run --rm -v "$(CURDIR)":/src -w /src --platform=linux/amd64 gilzoide-sqlite-net-build-linux:latest make all-linux
-docker-all-webgl:
-	docker build -f tools~/Dockerfile.build.webgl -t gilzoide-sqlite-net-build-webgl:latest $(DOCKER_BUILD_ARGS) .
-	docker run --rm -v "$(CURDIR)":/src -w /src gilzoide-sqlite-net-build-webgl:latest make all-webgl
 docker-all-windows:
 	docker build -f tools~/Dockerfile.build.windows -t gilzoide-sqlite-net-build-windows:latest $(DOCKER_BUILD_ARGS) .
 	docker run --rm -v "$(CURDIR)":/src -w /src gilzoide-sqlite-net-build-windows:latest make all-windows-mingw
@@ -159,5 +132,4 @@ download-latest-build:
 	rsync -r $(TMPDIR)/gilzoide-sqlite-net-linux/* lib/linux/
 	rsync -r $(TMPDIR)/gilzoide-sqlite-net-android/* lib/android/
 	rsync -r $(TMPDIR)/gilzoide-sqlite-net-macos/* lib/macos/
-	rsync -r $(TMPDIR)/gilzoide-sqlite-net-webgl/* lib/webgl/
 	$(RM) -r $(TMPDIR)

Plugins/sqlite-amalgamation/sqlite3.c

@@ -1,3 +1,5 @@
+#include "sqlite3_defines.h"
+
 /******************************************************************************
 ** This file is an amalgamation of many separate C source files from SQLite
 ** version 3.48.0.  By combining all the individual C code files into this

Plugins/sqlite-amalgamation/sqlite3.h

@@ -1,3 +1,5 @@
+#include "sqlite3_defines.h"
+
 /*
 ** 2001-09-15
 **

Plugins/sqlite-amalgamation/sqlite3_defines.h

@@ -0,0 +1,19 @@
+// Compile-time definitions used to build SQLite
+// This is a separate file so that IL2CPP can use the same flags on all platforms
+#define SQLITE_USE_URI 1
+#define SQLITE_DQS 0 
+#define SQLITE_DEFAULT_MEMSTATUS 0 
+#define SQLITE_DEFAULT_WAL_SYNCHRONOUS 1 
+#define SQLITE_LIKE_DOESNT_MATCH_BLOBS 1
+#define SQLITE_MAX_EXPR_DEPTH 0 
+#define SQLITE_OMIT_DECLTYPE 1
+#define SQLITE_OMIT_DEPRECATED 1
+#define SQLITE_OMIT_PROGRESS_CALLBACK 1
+#define SQLITE_OMIT_SHARED_CACHE 1
+#define SQLITE_USE_ALLOCA 1
+#define SQLITE_ENABLE_RTREE 1
+#define SQLITE_ENABLE_MATH_FUNCTIONS 1
+#define HAVE_ISNAN 1
+#define SQLITE_ENABLE_GEOPOLY 1
+#define SQLITE_ENABLE_FTS5 1
+#define SQLITE_ENABLE_HIDDEN_COLUMNS 1

Plugins/sqlite-amalgamation/sqlite3ext.h

@@ -1,3 +1,5 @@
+#include "sqlite3_defines.h"
+
 /*
 ** 2006 June 7
 **

README.md

@@ -11,8 +11,7 @@ This package provides the excelent [SQLite-net](https://github.com/praeclarum/sq
   + `SQLiteConnection.Deserialize` extension method for deserializing memory (`byte[]`, `NativeArray<byte>` or `ReadOnlySpan<byte>`) into an open database (reference: [SQLite Deserialization](https://www.sqlite.org/c3ref/deserialize.html)).
 - [SQLite 3.48.0](https://sqlite.org/releaselog/3_48_0.html)
   + Enabled modules: [R\*Tree](https://sqlite.org/rtree.html), [Geopoly](https://sqlite.org/geopoly.html), [FTS5](https://sqlite.org/fts5.html), [Built-In Math Functions](https://www.sqlite.org/lang_mathfunc.html)
-  + Prebuilt for Windows, Linux, macOS, Android and WebGL
-  + Built from source in iOS, tvOS and visionOS projects
+  + Supports Windows, Linux, macOS, WebGL, Android, iOS, tvOS and visionOS platforms
   + Supports persisting data in WebGL builds by using a [custom VFS backed by Indexed DB](https://github.com/gilzoide/idbvfs).