From 7d5029c0b268e944e93f37c578b46e22ea2d739e Mon Sep 17 00:00:00 2001
From: Eric Andersen <andersen@codepoet.org>
Date: Mon, 5 Feb 2001 03:11:51 +0000
Subject: Update the build system a bit.  -Erik

---
 Makefile | 74 +++++++++++++++++++++++++++++++++++++++-------------------------
 1 file changed, 45 insertions(+), 29 deletions(-)

(limited to 'Makefile')

diff --git a/Makefile b/Makefile
index 1c568e425..ed40ceae9 100644
--- a/Makefile
+++ b/Makefile
@@ -31,32 +31,32 @@ include Rules.mak
 
 DIRS = extra misc pwd_grp stdio string termios net signal stdlib sysdeps unistd
 
-ifeq ($(HAS_MMU),true)
+ifeq ($(strip $(HAS_MMU)),true)
 	DO_SHARED=shared
 endif
 
-all: libc.a $(DO_SHARED) done
+all: $(STATIC_NAME) $(DO_SHARED) done
 
-libc.a: halfclean headers subdirs
-	$(CROSS)ranlib libc.a
+$(STATIC_NAME): halfclean headers subdirs
+	$(CROSS)ranlib $(STATIC_NAME)
 
 # Surely there is a better way to do this then dumping all 
 # the objects into a tmp dir.  Please -- someone enlighten me.
-shared: libc.a
+shared: $(STATIC_NAME)
 	@rm -rf tmp
 	@mkdir tmp
-	@(cd tmp; ar -x ../libc.a)
+	@(cd tmp; ar -x ../$(STATIC_NAME))
 	@(cd tmp; CC=$(CC) /bin/sh ../extra/scripts/get-needed-libgcc-objects.sh)
-	$(CC) -s -nostdlib -shared -o libuClibc.so.1 -Wl,-soname,libuClibc.so.1 tmp/*.o
+	$(CC) -s -nostdlib -shared -o $(SHARED_NAME) -Wl,-soname,$(SHARED_NAME) tmp/*.o
 	@rm -rf tmp
 
-done: libc.a $(DO_SHARED)
+done: $(STATIC_NAME) $(DO_SHARED)
 	@echo
 	@echo Finally finished compiling...
 	@echo
 
 halfclean:
-	@rm -f libc.a libuClibc.so.1 crt0.o
+	@rm -f $(STATIC_NAME) $(SHARED_NAME) crt0.o
 
 headers: dummy
 	@rm -f include/asm include/linux include/bits
@@ -83,7 +83,7 @@ tags:
 
 clean: subdirs_clean
 	@rm -rf tmp
-	rm -f libc.a crt0.o libuClibc.so.1
+	rm -f $(STATIC_NAME) crt0.o $(SHARED_NAME)
 	rm -f include/asm include/linux include/bits
 
 subdirs: $(patsubst %, _dir_%, $(DIRS))
@@ -100,26 +100,42 @@ install:
 	    echo "Aborting install -- You must be root."; \
 	    /bin/false; \
 	fi;
-	rm -f $(INSTALL_DIR)/include/asm
-	rm -f $(INSTALL_DIR)/include/linux
-	mkdir -p $(INSTALL_DIR)/include/bits
-	ln -s $(KERNEL_SOURCE)/include/asm $(INSTALL_DIR)/include/asm
-	ln -s $(KERNEL_SOURCE)/include/linux $(INSTALL_DIR)/include/linux
-	find include/ -type f -depth -print | cpio -pdmu $(INSTALL_DIR)
-	find include/bits/ -depth -print | cpio -pdmu $(INSTALL_DIR)
-	rm -f $(INSTALL_DIR)/lib/libc.a
-	cp libc.a $(INSTALL_DIR)/lib
-	chmod 644 $(INSTALL_DIR)/lib/libc.a
-	chown -R root.root $(INSTALL_DIR)/lib/libc.a
-	if [ -f crt0.o ] ; then \
-	    rm -f $(INSTALL_DIR)/lib/crt0.o; \
-	    cp crt0.o $(INSTALL_DIR)/lib ; \
-	    chmod 644 $(INSTALL_DIR)/lib/crt0.o; \
-	    chown -R root.root $(INSTALL_DIR)/lib/crt0.o; \
+	@if [ -n "$(DO_SHARED)" ] ; then \
+	    set -x; \
+	    mv -f $(INSTALL_DIR)/lib/$(SHARED_NAME) \
+		$(INSTALL_DIR)/lib/$(SHARED_NAME).old > /dev/null 2>&1; \
+	    rm -f $(INSTALL_DIR)/lib/$(SHARED_NAME).old; \
+	    cp $(SHARED_NAME) $(INSTALL_DIR)/lib; \
+	    chmod 644 $(INSTALL_DIR)/lib/$(SHARED_NAME); \
+	    chown -R root.root $(INSTALL_DIR)/lib/$(SHARED_NAME); \
+	    rm -f $(INSTALL_DIR)/lib/libuClibc.so; \
+	    ln -s $(INSTALL_DIR)/lib/$(SHARED_NAME) \
+		    $(INSTALL_DIR)/lib/libuClibc.so; \
+	    ldconfig; \
+	fi;
+	@if [ "$(HAS_MMU)" = "false" ] ; then \
+	    set -x; \
+	    rm -f $(INSTALL_DIR)/include/asm; \
+	    rm -f $(INSTALL_DIR)/include/linux; \
+	    mkdir -p $(INSTALL_DIR)/include/bits; \
+	    ln -s $(KERNEL_SOURCE)/include/asm $(INSTALL_DIR)/include/asm; \
+	    ln -s $(KERNEL_SOURCE)/include/linux $(INSTALL_DIR)/include/linux; \
+	    find include/ -type f -depth -print | cpio -pdmu $(INSTALL_DIR); \
+	    find include/bits/ -depth -print | cpio -pdmu $(INSTALL_DIR); \
+	    rm -f $(INSTALL_DIR)/lib/$(STATIC_NAME); \
+	    cp $(STATIC_NAME) $(INSTALL_DIR)/lib; \
+	    chmod 644 $(INSTALL_DIR)/lib/$(STATIC_NAME); \
+	    chown -R root.root $(INSTALL_DIR)/lib/$(STATIC_NAME); \
+	    if [ -f crt0.o ] ; then \
+		rm -f $(INSTALL_DIR)/lib/crt0.o; \
+		cp crt0.o $(INSTALL_DIR)/lib ; \
+		chmod 644 $(INSTALL_DIR)/lib/crt0.o; \
+		chown -R root.root $(INSTALL_DIR)/lib/crt0.o; \
+	    fi; \
+	    chmod -R 775 `find $(INSTALL_DIR)/include -type d`; \
+	    chmod -R 644 `find $(INSTALL_DIR)/include -type f`; \
+	    chown -R root.root $(INSTALL_DIR)/include; \
 	fi;
-	chmod -R 775 `find $(INSTALL_DIR)/include -type d`
-	chmod -R 644 `find $(INSTALL_DIR)/include -type f`
-	chown -R root.root $(INSTALL_DIR)/include
 
 .PHONY: dummy
 
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