experiment generating llvm-config

packages/rust/build.sh

@@ -6,7 +6,7 @@ TERMUX_PKG_VERSION=1.38.0
 TERMUX_PKG_REVISION=3
 TERMUX_PKG_SRCURL=https://static.rust-lang.org/dist/rustc-$TERMUX_PKG_VERSION-src.tar.xz
 TERMUX_PKG_SHA256=3a7991aa4cb44ef941d71636e45a95468b520dc6fc7cf725364925bd3e3d3a34
-TERMUX_PKG_DEPENDS="libc++, clang, openssl, lld, zlib"
+TERMUX_PKG_DEPENDS="libc++, clang, openssl, lld, zlib, libllvm"
 
 termux_step_configure() {
 	termux_setup_cmake

scripts/build/termux_step_start_build.sh

@@ -106,7 +106,28 @@ termux_step_start_build() {
 			TERMUX_BUILD_IGNORE_LOCK=true ./build-package.sh -s "${PKG_DIR}"
 		done<<<$(./scripts/buildorder.py "$TERMUX_PKG_BUILDER_DIR" $TERMUX_PACKAGES_DIRECTORIES || echo "ERROR")
 	fi
-
+	if [ "$TERMUX_INSTALL_DEPS" == true ]  && [ "$TERMUX_PKG_DEPENDS" !=  "${TERMUX_PKG_DEPENDS/libllvm/}" ]; then
+                LLVM_DEFAULT_TARGET_TRIPLE=$TERMUX_HOST_PLATFORM
+        if [ $TERMUX_ARCH = "arm" ]; then
+                LLVM_TARGET_ARCH=ARM
+        elif [ $TERMUX_ARCH = "aarch64" ]; then
+                LLVM_TARGET_ARCH=AArch64
+        elif [ $TERMUX_ARCH = "i686" ]; then
+                 LLVM_TARGET_ARCH=X86
+        elif [ $TERMUX_ARCH = "x86_64" ]; then
+                LLVM_TARGET_ARCH=X86
+        fi
+        LIBLLVM_VERSION=$(grep  "TERMUX_PKG_VERSION="  $TERMUX_SCRIPTDIR/packages/libllvm/build.sh | cut -c20- )
+		echo "$LIBLLVM_VERSION"
+                        sed $TERMUX_SCRIPTDIR/packages/libllvm/llvm-config.in \
+                        -e "s|@TERMUX_PKG_VERSION@|$LIBLLVM_VERSION|g" \
+                        -e "s|@TERMUX_PREFIX@|$TERMUX_PREFIX|g" \
+                        -e "s|@TERMUX_PKG_SRCDIR@|$TERMUX_TOPDIR/libllvm/src|g" \
+                        -e "s|@LLVM_TARGET_ARCH@|$LLVM_TARGET_ARCH|g" \
+                        -e "s|@LLVM_DEFAULT_TARGET_TRIPLE@|$LLVM_DEFAULT_TARGET_TRIPLE|g" \
+                        -e "s|@TERMUX_ARCH@|$TERMUX_ARCH|g" > $TERMUX_PREFIX/bin/llvm-config
+                        chmod 755 $TERMUX_PREFIX/bin/llvm-config
+	fi
 	# Following directories may contain files with read-only permissions which
 	# makes them undeletable. We need to fix that.
 	[ -d "$TERMUX_PKG_BUILDDIR" ] && chmod +w -R "$TERMUX_PKG_BUILDDIR"