rust: Install to $(STAGING_DIR)/host

This allows rustc/cargo/etc to be called without having to set PATH, as
$(STAGING_DIR)/host/bin is already in PATH.

This also fixes CARGO_HOME not being set during Host/Configure and
Host/Compile.

Signed-off-by: Jeffery To <jeffery.to@gmail.com>

lang/python/python3-host.mk

@@ -78,8 +78,7 @@ HOST_PYTHON3_VARS = \
 	CFLAGS="$(HOST_CFLAGS)" \
 	CPPFLAGS="$(HOST_CPPFLAGS) -I$(HOST_PYTHON3_INC_DIR)" \
 	LDFLAGS="$(HOST_LDFLAGS) -lpython$(PYTHON3_VERSION) -Wl$(comma)-rpath$(comma)$(STAGING_DIR_HOSTPKG)/lib" \
-	CARGO_HOME="$(CARGO_HOME)" \
-	PATH="$(CARGO_HOME)/bin:$(PATH)"
+	CARGO_HOME="$(CARGO_HOME)"
 
 # $(1) => directory of python script
 # $(2) => python script and its arguments

lang/python/python3-package.mk

@@ -47,7 +47,6 @@ PYTHON3_VARS = \
 	_python_exec_prefix="/usr" \
 	CARGO_BUILD_TARGET="$(RUSTC_TARGET_ARCH)" \
 	CARGO_HOME="$(CARGO_HOME)" \
-	PATH="$(CARGO_HOME)/bin:$(PATH)" \
 	PYO3_CROSS_LIB_DIR="$(PYTHON3_LIB_DIR)" \
 	RUSTFLAGS="$(CARGO_RUSTFLAGS)"
 

lang/rust/Makefile

@@ -6,7 +6,7 @@ include $(TOPDIR)/rules.mk
 
 PKG_NAME:=rust
 PKG_VERSION:=1.72.0
-PKG_RELEASE:=2
+PKG_RELEASE:=3
 
 PKG_SOURCE:=rustc-$(PKG_VERSION)-src.tar.gz
 PKG_SOURCE_URL:=https://static.rust-lang.org/dist/
@@ -40,7 +40,7 @@ define Package/rust/description
 endef
 
 # Rust-lang has an uninstall script
-RUST_UNINSTALL:=$(CARGO_HOME)/lib/rustlib/uninstall.sh
+RUST_UNINSTALL:=$(STAGING_DIR)/host/lib/rustlib/uninstall.sh
 
 # Target Flags
 TARGET_CONFIGURE_ARGS = \
@@ -52,19 +52,19 @@ TARGET_CONFIGURE_ARGS = \
 	$(if $(CONFIG_USE_MUSL),--set=target.$(RUSTC_TARGET_ARCH).musl-root=$(TOOLCHAIN_DIR))
 
 # CARGO_HOME is an environmental
-HOST_CONFIGURE_OPTS += CARGO_HOME="$(CARGO_HOME)"
+HOST_CONFIGURE_VARS += CARGO_HOME="$(CARGO_HOME)"
 
 # Rust Configuration Arguments
 HOST_CONFIGURE_ARGS = \
 	--build=$(RUSTC_HOST_ARCH) \
 	--target=$(RUSTC_TARGET_ARCH),$(RUSTC_HOST_ARCH) \
 	--host=$(RUSTC_HOST_ARCH) \
-	--prefix=$(CARGO_HOME) \
-	--bindir=$(CARGO_HOME)/bin \
-	--libdir=$(CARGO_HOME)/lib \
-	--sysconfdir=$(CARGO_HOME)/etc \
-	--datadir=$(CARGO_HOME)/share \
-	--mandir=$(CARGO_HOME)/man \
+	--prefix=$(STAGING_DIR)/host \
+	--bindir=$(STAGING_DIR)/host/bin \
+	--libdir=$(STAGING_DIR)/host/lib \
+	--sysconfdir=$(STAGING_DIR)/host/etc \
+	--datadir=$(STAGING_DIR)/host/share \
+	--mandir=$(STAGING_DIR)/host/man \
 	--dist-compression-formats=gz \
 	--enable-missing-tools \
 	--disable-sanitizers \
@@ -82,6 +82,7 @@ endef
 define Host/Compile
 	( \
 		cd $(HOST_BUILD_DIR) ; \
+		CARGO_HOME=$(CARGO_HOME) \
 		OPENWRT_RUSTC_BOOTSTRAP_CACHE=$(DL_DIR)/rustc \
 		$(PYTHON) x.py --config ./config.toml dist build-manifest cargo llvm-tools \
 			rustc rust-std rust-src ; \
@@ -95,7 +96,7 @@ define Host/Install
 			$(STAGING_DIR_HOST)/bin/libdeflate-gzip -dc "$$$$targz" | tar -xf - ; \
 		done ; \
 		find . -mindepth 2 -maxdepth 2 -type f -name install.sh \
-			-execdir bash '{}' --prefix=$(CARGO_HOME) --disable-ldconfig \; ; \
+			-execdir bash '{}' --prefix=$(STAGING_DIR)/host --disable-ldconfig \; ; \
 		\
 		sed -e 's|@RUSTC_TARGET_ARCH@|$(RUSTC_TARGET_ARCH)|g' \
 		    -e 's|@TARGET_CC_NOCACHE@|$(TARGET_CC_NOCACHE)|g' \

lang/rust/rust-host-build.mk

@@ -20,7 +20,6 @@ include $(RUST_INCLUDE_DIR)/rust-values.mk
 define Host/Compile/Cargo
 	( \
 		cd $(HOST_BUILD_DIR) ; \
-		export PATH="$(CARGO_HOME)/bin:$(PATH)" ; \
 		CARGO_HOME=$(CARGO_HOME) \
 		CC=$(HOSTCC_NOCACHE) \
 		cargo install -v \
@@ -34,7 +33,6 @@ endef
 define Host/Uninstall/Cargo
 	( \
 		cd $(HOST_BUILD_DIR) ; \
-		export PATH="$(CARGO_HOME)/bin:$(PATH)" ; \
 		CARGO_HOME=$(CARGO_HOME) \
 		CC=$(HOSTCC_NOCACHE) \
 		cargo uninstall -v \

lang/rust/rust-package.mk

@@ -20,7 +20,6 @@ include $(RUST_INCLUDE_DIR)/rust-values.mk
 define Build/Compile/Cargo
 	( \
 		cd $(PKG_BUILD_DIR) ; \
-		export PATH="$(CARGO_HOME)/bin:$(PATH)" ; \
 		CARGO_HOME=$(CARGO_HOME) \
 		TARGET_CFLAGS="$(TARGET_CFLAGS) $(RUSTC_CFLAGS)" \
 		TARGET_CC=$(TARGET_CC_NOCACHE) \