use tabs instead of spaces for Makevars.win.in

inst/templates/Makevars.win.in

@@ -12,37 +12,37 @@ $(SHLIB): $(STATLIB)
 CARGOTMP = $(CURDIR)/.cargo
 
 $(STATLIB):
-    mkdir -p $(TARGET_DIR)/libgcc_mock
-    # `rustc` adds `-lgcc_eh` flags to the compiler, but Rtools' GCC doesn't have
-    # `libgcc_eh` due to the compilation settings. So, in order to please the
-    # compiler, we need to add empty `libgcc_eh` to the library search paths.
-    #
-    # For more details, please refer to
-    # https://github.com/r-windows/rtools-packages/blob/2407b23f1e0925bbb20a4162c963600105236318/mingw-w64-gcc/PKGBUILD#L313-L316
-    touch $(TARGET_DIR)/libgcc_mock/libgcc_eh.a
-
-    # When the NOT_CRAN flag is *not* set, the vendor.tar.xz, if present,
-    # is unzipped and used for offline compilation.
-    if [ "$(NOT_CRAN)" != "true" ]; then \
-        if [ -f ./rust/vendor.tar.xz ]; then \
-            tar xf rust/vendor.tar.xz && \
-            mkdir -p $(CARGOTMP) && \
-            cp rust/vendor-config.toml $(CARGOTMP)/config.toml; \
-        fi; \
-    fi
-
-     # CARGO_LINKER is provided in Makevars.ucrt for R >= 4.2
-    # Build the project using Cargo with additional flags
-    export CARGO_HOME=$(CARGOTMP) && \
-    export CARGO_TARGET_X86_64_PC_WINDOWS_GNU_LINKER="$(CARGO_LINKER)" && \
-    export LIBRARY_PATH="$${LIBRARY_PATH};$(CURDIR)/$(TARGET_DIR)/libgcc_mock" && \
-    RUSTFLAGS="$(RUSTFLAGS) --print=native-static-libs" cargo @CRAN_FLAGS@ build --target=$(TARGET) --lib --release --manifest-path=./rust/Cargo.toml --target-dir $(TARGET_DIR)
-
-    # Always clean up CARGOTMP
-    rm -Rf $(CARGOTMP);
+	mkdir -p $(TARGET_DIR)/libgcc_mock
+	# `rustc` adds `-lgcc_eh` flags to the compiler, but Rtools' GCC doesn't have
+	# `libgcc_eh` due to the compilation settings. So, in order to please the
+	# compiler, we need to add empty `libgcc_eh` to the library search paths.
+	#
+	# For more details, please refer to
+	# https://github.com/r-windows/rtools-packages/blob/2407b23f1e0925bbb20a4162c963600105236318/mingw-w64-gcc/PKGBUILD#L313-L316
+	touch $(TARGET_DIR)/libgcc_mock/libgcc_eh.a
+
+	# When the NOT_CRAN flag is *not* set, the vendor.tar.xz, if present,
+	# is unzipped and used for offline compilation.
+	if [ "$(NOT_CRAN)" != "true" ]; then \
+		if [ -f ./rust/vendor.tar.xz ]; then \
+			tar xf rust/vendor.tar.xz && \
+			mkdir -p $(CARGOTMP) && \
+			cp rust/vendor-config.toml $(CARGOTMP)/config.toml; \
+		fi; \
+	fi
+
+	# CARGO_LINKER is provided in Makevars.ucrt for R >= 4.2
+	# Build the project using Cargo with additional flags
+	export CARGO_HOME=$(CARGOTMP) && \
+	export CARGO_TARGET_X86_64_PC_WINDOWS_GNU_LINKER="$(CARGO_LINKER)" && \
+	export LIBRARY_PATH="$${LIBRARY_PATH};$(CURDIR)/$(TARGET_DIR)/libgcc_mock" && \
+	RUSTFLAGS="$(RUSTFLAGS) --print=native-static-libs" cargo build @CRAN_FLAGS@ --target=$(TARGET) --lib --release --manifest-path=./rust/Cargo.toml --target-dir $(TARGET_DIR)
+
+	# Always clean up CARGOTMP
+	rm -Rf $(CARGOTMP);
 
 C_clean:
-    rm -Rf $(SHLIB) $(STATLIB) $(OBJECTS)
+	rm -Rf $(SHLIB) $(STATLIB) $(OBJECTS)
 
 clean:
-    rm -Rf $(SHLIB) $(STATLIB) $(OBJECTS) $(TARGET_DIR)
+	rm -Rf $(SHLIB) $(STATLIB) $(OBJECTS) $(TARGET_DIR)

inst/templates/configure.win

@@ -9,7 +9,7 @@ else
 fi
 
 # delete Makevars if it is present
-[ -f src/Makevars ] && rm src/Makevars.win
+[ -f src/Makevars.win ] && rm src/Makevars.win
 
 # Substitute @CRAN_FLAGS@ in Makevars.in with the actual value of $CRAN_FLAGS
 sed -e "s|@CRAN_FLAGS@|$CRAN_FLAGS|" src/Makevars.win.in > src/Makevars.win