Add configuration files and patches for R, SDL2, SDL3, Tk, and Vala

- Introduced `r.toml` for R package configuration, including build flags and dependencies.
- Added `sdl2-compat.toml` for SDL2 compatibility layer with SDL3, specifying build and runtime dependencies.
- Created a patch for SDL3 to handle cases when XInput2 is not available, ensuring compatibility.
- Added `sdl3.toml` for SDL3 configuration, including build flags and dependencies.
- Introduced `tk.toml` for Tk configuration, detailing build flags and runtime dependencies.
- Added a patch for Vala to ensure POSIX compliance in the test runner script, improving portability.

extra/lapack/lapack.toml

@@ -0,0 +1,116 @@
+[build]
+type = "custom"
+
+[dependencies]
+build = [
+    "ninja",
+    "cmake",
+    "flang",
+    "python",
+]
+
+[package]
+description = "Linear Algebra PACKage"
+homepage = "https://github.com/Reference-LAPACK/lapack.git"
+license = "BSD-3-Clause"
+name = "lapack"
+version = "3.12.1"
+
+[package_dependencies.blas]
+runtime = [
+    "libcxx",
+    "libunwind",
+    "glibc",
+]
+
+[package_dependencies.blas64]
+runtime = [
+    "libcxx",
+    "libunwind",
+    "glibc",
+]
+
+[package_dependencies.cblas]
+runtime = [
+    "blas",
+    "glibc",
+]
+
+[package_dependencies.cblas64]
+runtime = [
+    "blas64",
+    "glibc",
+]
+
+[package_dependencies.lapack64]
+runtime = [
+    "glibc",
+    "blas64",
+    "libunwind",
+    "libcxx",
+]
+
+[package_dependencies.lapacke]
+runtime = [
+    "glibc",
+    "lapack",
+]
+
+[package_dependencies.lapacke64]
+runtime = [
+    "glibc",
+    "lapack64",
+]
+
+[[packages]]
+description = "Basic Linear Algebra Subprograms"
+homepage = "https://github.com/Reference-LAPACK/lapack.git"
+license = "BSD-3-Clause"
+name = "blas"
+version = "3.12.1"
+
+[[packages]]
+description = "C interface to BLAS"
+homepage = "https://github.com/Reference-LAPACK/lapack.git"
+license = "BSD-3-Clause"
+name = "cblas"
+version = "3.12.1"
+
+[[packages]]
+description = "C interface to LAPACK"
+homepage = "https://github.com/Reference-LAPACK/lapack.git"
+license = "BSD-3-Clause"
+name = "lapacke"
+version = "3.12.1"
+
+[[packages]]
+description = "Basic Linear Algebra Subprograms (64-bit integers)"
+homepage = "https://github.com/Reference-LAPACK/lapack.git"
+license = "BSD-3-Clause"
+name = "blas64"
+version = "3.12.1"
+
+[[packages]]
+description = "C interface to BLAS (64-bit integers)"
+homepage = "https://github.com/Reference-LAPACK/lapack.git"
+license = "BSD-3-Clause"
+name = "cblas64"
+version = "3.12.1"
+
+[[packages]]
+description = "Linear Algebra PACKage (64-bit integers)"
+homepage = "https://github.com/Reference-LAPACK/lapack.git"
+license = "BSD-3-Clause"
+name = "lapack64"
+version = "3.12.1"
+
+[[packages]]
+description = "C interface to LAPACK (64-bit integers)"
+homepage = "https://github.com/Reference-LAPACK/lapack.git"
+license = "BSD-3-Clause"
+name = "lapacke64"
+version = "3.12.1"
+
+[[source]]
+extract_dir = "lapack"
+url = "https://github.com/Reference-LAPACK/lapack.git#v$version"