feat: add sqlite3 library

this somehow works in the sim

Author: pepperoni505

PackageSources/SimObjects/Airplanes/Navigraph_Navdata_Updater_Aircraft/panel/navdata_updater.wasm

@@ -17,8 +17,8 @@ strip = true
 msfs = { git = "https://github.com/pepperoni505/msfs-rs.git", branch = "main" }
 serde = "1.0.190"
 serde_json = "1.0.108"
+rusqlite = { git = "https://github.com/rusqlite/rusqlite", rev = "d7ac6a1", features = ["bundled", "wasm32-wasi-vfs"] }
+zip = { version = "0.6.4", default-features = false, features = ["deflate"] }
 
-[dependencies.zip]
-default-features = false
-features = ["deflate"]
-version = "0.6.4"
+[patch.crates-io]
+libsqlite3-sys = { git = "https://github.com/pepperoni505/rusqlite", branch = "master" }

Sources/Code/WASM/navdata_updater/Cargo.toml

@@ -1,5 +1,6 @@
 run `rustup toolchain install 1.65`, `rustup target add wasm32-wasi`
 
-building: `cargo build --release; .\copy.bat`
+building: `.\build.bat`
 
-you need clang v15 to compile this properly. you MUST build with the release flag or the sim crashes
+you need clang v15 to compile this properly. you MUST build with the release flag or the sim crashes
+you need wasi sdk v19 and set a WASI_SDK environment variable to its install location

Sources/Code/WASM/navdata_updater/README.md

@@ -0,0 +1,13 @@
+@echo off
+
+set "CLANG_LIB_WASI=%WASI_SDK%\\lib\\clang\\15.0.7\\lib\\wasi"
+set "WASI_SYSROOT=%WASI_SDK%\\share\\wasi-sysroot"
+set "CC=%WASI_SDK%\\bin\\clang --sysroot=%WASI_SYSROOT%"
+set "AR=%WASI_SDK%\\bin\\llvm-ar"
+set "CC_wasm32_wasi=%WASI_SDK%\\bin\\clang"
+set "LIBSQLITE3_FLAGS=-DSQLITE_THREADSAFE=0 -DSQLITE_OMIT_SHARED_CACHE -D_LARGEFILE64_SOURCE"
+set "RUSTFLAGS=-Clink-arg=--export-table -Clink-arg=--export=malloc -Clink-arg=--export=free -Clink-arg=-L%CLANG_LIB_WASI% -Clink-arg=-lclang_rt.builtins-wasm32"
+
+
+cargo build --release
+copy "target\wasm32-wasi\release\navdata_updater.wasm" "..\..\..\..\PackageSources\SimObjects\Airplanes\Navigraph_Navdata_Updater_Aircraft\panel\navdata_updater.wasm"