#--------------------------------------------------------
#
-#There are a number of configurable options in Rules.mak
+#There are a number of configurable options in "Config"
#
#--------------------------------------------------------
include Rules.mak
-DIRS = misc pwd_grp stdio string termios unistd net signal stdlib sysdeps extra
+DIRS = misc pwd_grp stdio string termios inet signal stdlib sysdeps unistd extra
-all: libc.a
+ifeq ($(strip $(HAS_MMU)),true)
+ DO_SHARED=shared
+endif
-libc.a: halfclean headers subdirs
+all: $(LIBNAME) $(DO_SHARED) done
+
+$(LIBNAME): halfclean headers uClibc_config.h subdirs
+ $(CROSS)ranlib $(LIBNAME)
+
+shared: $(LIBNAME)
+ @make -C ld.so-1
+ @rm -rf tmp
+ @mkdir tmp
+ @(cd tmp; CC=$(CC) /bin/sh ../extra/scripts/get-needed-libgcc-objects.sh)
+ if [ -s ./tmp/libgcc-need.a ] ; then \
+ $(CC) -g $(LDFLAGS) -shared -o $(SHARED_FULLNAME) \
+ -Wl,-soname,$(SHARED_MAJORNAME) -Wl,--whole-archive \
+ ./$(LIBNAME) ./tmp/libgcc-need.a ; \
+ else \
+ $(CC) -g $(LDFLAGS) -shared -o $(SHARED_FULLNAME) \
+ -Wl,-soname,$(SHARED_MAJORNAME) -Wl,--whole-archive \
+ ./$(LIBNAME) ; \
+ fi
+ @rm -rf tmp
+ ln -sf $(SHARED_FULLNAME) $(SHARED_MAJORNAME)
+ ln -sf $(SHARED_MAJORNAME) libc.so
+
+done: $(LIBNAME) $(DO_SHARED)
@echo
@echo Finally finished compiling...
@echo
- $(CROSS)ranlib libc.a
halfclean:
- @rm -f libc.a
+ @rm -f $(LIBNAME) crt0.o uClibc_config.h
+ @rm -f $(SHARED_FULLNAME) $(SHARED_MAJORNAME) libc.so
headers: dummy
- @rm -f include/asm include/net include/linux include/bits
+ @rm -f include/asm include/linux include/bits
@ln -s $(KERNEL_SOURCE)/include/asm include/asm
@if [ ! -f include/asm/unistd.h ] ; then \
echo " "; \
echo " "; \
/bin/false; \
fi;
- @ln -s $(KERNEL_SOURCE)/include/net include/net
+ @if [ $(HAS_MMU) != "true" ] && [ $(TARGET_ARCH) = "i386" ] ; then \
+ echo "WARNING: I bet your x86 system really has an MMU, right?"; \
+ echo " malloc and friends won't work unless you fix \`Config'"; \
+ echo " "; \
+ sleep 10; \
+ fi;
@ln -s $(KERNEL_SOURCE)/include/linux include/linux
@ln -s ../sysdeps/linux/$(TARGET_ARCH)/bits include/bits
+ @ln -sf ../../../../uClibc_config.h sysdeps/linux/$(TARGET_ARCH)/bits/uClibc_config.h
+
tags:
ctags -R
-clean: subdirs_clean
- rm -f libc.a
- rm -f include/asm include/net include/linux include/bits
+clean: subdirs_clean halfclean
+ @rm -rf tmp
+ rm -f include/asm include/linux include/bits
subdirs: $(patsubst %, _dir_%, $(DIRS))
subdirs_clean: $(patsubst %, _dirclean_%, $(DIRS) test)
$(patsubst %, _dirclean_%, $(DIRS) test) : dummy
$(MAKE) -C $(patsubst _dirclean_%, %, $@) clean
+install: install_runtime install_dev install_ldso
+
+# Installs shared library
+install_runtime:
+ifneq ($(DO_SHARED),)
+ install -d $(INSTALL_DIR)/lib
+ rm -rf $(INSTALL_DIR)/lib/$(SHARED_FULLNAME)
+ rm -rf $(INSTALL_DIR)/lib/$(SHARED_MAJORNAME)
+ rm -rf $(INSTALL_DIR)/lib/libc.so
+ install -m 644 $(SHARED_FULLNAME) $(INSTALL_DIR)/lib/
+ (cd $(INSTALL_DIR)/lib;ln -sf $(SHARED_FULLNAME) $(SHARED_MAJORNAME))
+ (cd $(INSTALL_DIR)/lib;ln -sf $(SHARED_MAJORNAME) libc.so)
+# ldconfig is really not necessary, and impossible to cross
+#ifeq ($(INSTALL_DIR),)
+# /sbin/ldconfig -n $(INSTALL_DIR)/lib
+#endif
+else
+ echo shared library not installed
+endif
+
+# Installs development library and headers
+# This is done with the assumption that it can blow away anything
+# in $(INSTALL_DIR)/include. Probably true only if you're using
+# a packaging system.
+install_dev:
+ install -d $(INSTALL_DIR)/include
+ install -d $(INSTALL_DIR)/include/bits
+ rm -f $(INSTALL_DIR)/include/asm
+ rm -f $(INSTALL_DIR)/include/linux
+ 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 -not -path "*CVS*" -exec install -D -m 644 {} $(INSTALL_DIR)/'{}' ';'
+ find include/bits/ -type f -depth -not -path "*CVS*" -exec install -D -m 644 {} $(INSTALL_DIR)/'{}' ';'
+ install -m 644 include/bits/uClibc_config.h $(INSTALL_DIR)/include/bits/
+ install -d $(INSTALL_DIR)/lib
+ rm -f $(INSTALL_DIR)/lib/$(LIBNAME)
+ install -m 644 $(LIBNAME) $(INSTALL_DIR)/lib/
+ @if [ -f crt0.o ] ; then install -m 644 crt0.o $(INSTALL_DIR)/lib/; fi
+ install -d $(INSTALL_DIR)/bin
+ @if [ -f extra/gcc-uClibc/$(TARGET_ARCH)-uclibc-gcc ] ; then install -m 755 extra/gcc-uClibc/$(TARGET_ARCH)-uclibc-gcc $(INSTALL_DIR)/bin/ ; fi
+
+
+install_ldso:
+ifeq ($(strip $(DO_SHARED)),shared)
+ @make -C ld.so-1 install
+else
+ @echo "Skipping shared library support"
+endif
+
+uClibc_config.h: Config
+ @echo "/* WARNING!!! AUTO-GENERATED FILE!!! DO NOT EDIT!!! */" > uClibc_config.h
+ @echo "#if !defined __FEATURES_H && !defined __need_uClibc_config_h" >> uClibc_config.h
+ @echo "#error Never include <bits/uClibc_config.h> directly; use <features.h> instead." >> uClibc_config.h
+ @echo "#endif" >> uClibc_config.h
+ @echo "#define linux 1" >> uClibc_config.h
+ @echo "#define __linux__ 1" >> uClibc_config.h
+ @if [ "$(HAS_MMU)" = "true" ] ; then \
+ echo "#define __UCLIBC_HAS_MMU__ 1" >> uClibc_config.h ; \
+ else \
+ echo "#undef __UCLIBC_HAS_MMU__" >> uClibc_config.h ; \
+ fi
+ @if [ "$(HAS_FLOATS)" = "true" ] ; then \
+ echo "#define __UCLIBC_HAS_FLOATS__ 1" >> uClibc_config.h ; \
+ else \
+ echo "#undef __UCLIBC_HAS_FLOATS__" >> uClibc_config.h ; \
+ fi
+ @if [ "$(HAS_LONG_LONG)" = "true" ] ; then \
+ echo "#define __UCLIBC_HAS_LONG_LONG__ 1" >> uClibc_config.h ; \
+ else \
+ echo "#undef __UCLIBC_HAS_LONG_LONG__" >> uClibc_config.h ; \
+ fi
+ @if [ "$(HAS_LOCALE)" = "true" ] ; then \
+ echo "#define __UCLIBC_HAS_LOCALE__ 1" >> uClibc_config.h ; \
+ echo "#define __UCLIBC_LOCALE_DIR \""$(LOCALE_DIR)"\"" >> uClibc_config.h ; \
+ else \
+ echo "#undef __UCLIBC_HAS_LOCALE__" >> uClibc_config.h ; \
+ fi
+ @if [ "$(TARGET_ARCH)" = "m68k" ] ; then \
+ echo "#define __VFORK_MACRO__ 1" >> uClibc_config.h ; \
+ if [ `expr match "$(CC)" ".*\(m68k-elf-.*\)"`x = x ]; then \
+ echo "#define const" >> uClibc_config.h ; \
+ echo "#define __const" >> uClibc_config.h ; \
+ echo "#define __extension" >> uClibc_config.h ; \
+ fi; \
+ else \
+ echo "#undef __VFORK_MACRO__" >> uClibc_config.h ; \
+ fi
+ @if [ "$(TARGET_ARCH)" = "sh" ] ; then \
+ echo "#define NO_UNDERSCORES 1" >> uClibc_config.h ; \
+ else \
+ echo "#undef NO_UNDERSCORES" >> uClibc_config.h ; \
+ fi
+
.PHONY: dummy
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