EMPTY_LIB_NAMES = m rt pthread crypt util xnet resolv dl
EMPTY_LIBS = $(EMPTY_LIB_NAMES:%=lib/lib%.a)
-CRT_LIBS = lib/crt1.o lib/Scrt1.o lib/crti.o lib/crtn.o
+CRT_LIBS = lib/crt1.o lib/Scrt1.o lib/rcrt1.o lib/crti.o lib/crtn.o
STATIC_LIBS = lib/libc.a
SHARED_LIBS = lib/libc.so
TOOL_LIBS = lib/musl-gcc.specs
ALL_LIBS = $(CRT_LIBS) $(STATIC_LIBS) $(SHARED_LIBS) $(EMPTY_LIBS) $(TOOL_LIBS)
ALL_TOOLS = tools/musl-gcc
+WRAPCC_GCC = gcc
+WRAPCC_CLANG = clang
+
LDSO_PATHNAME = $(syslibdir)/ld-musl-$(ARCH)$(SUBARCH).so.1
-include config.mak
src/internal/version.lo: src/internal/version.h
-src/ldso/dlstart.lo src/ldso/dynlink.lo: src/internal/dynlink.h arch/$(ARCH)/reloc.h
+crt/rcrt1.o src/ldso/dlstart.lo src/ldso/dynlink.lo: src/internal/dynlink.h arch/$(ARCH)/reloc.h
+
+crt/crt1.o crt/Scrt1.o crt/rcrt1.o src/ldso/dlstart.lo: $(wildcard arch/$(ARCH)/crt_arch.h)
-crt/crt1.o crt/Scrt1.o src/ldso/dlstart.lo: $(wildcard arch/$(ARCH)/crt_arch.h)
+crt/rcrt1.o: src/ldso/dlstart.c
-crt/Scrt1.o: CFLAGS += -fPIC
+crt/Scrt1.o crt/rcrt1.o: CFLAGS += -fPIC
OPTIMIZE_SRCS = $(wildcard $(OPTIMIZE_GLOBS:%=src/%))
$(OPTIMIZE_SRCS:%.c=%.o) $(OPTIMIZE_SRCS:%.c=%.lo): CFLAGS += -O3
endef
$(foreach s,$(wildcard src/*/$(ARCH)*/*.s),$(eval $(call mkasmdep,$(s))))
+# Choose invocation of assembler to be used
+# $(1) is input file, $(2) is output file, $(3) is assembler flags
+ifeq ($(ADD_CFI),yes)
+ AS_CMD = LC_ALL=C awk -f tools/add-cfi.common.awk -f tools/add-cfi.$(ARCH).awk $< | $(CC) -x assembler -c -o $@ -
+else
+ AS_CMD = $(CC) -c -o $@ $<
+endif
+
%.o: $(ARCH)$(ASMSUBARCH)/%.sub
$(CC) $(CFLAGS_ALL_STATIC) -c -o $@ $(dir $<)$(shell cat $<)
%.o: $(ARCH)/%.s
- $(CC) $(CFLAGS_ALL_STATIC) -c -o $@ $<
+ $(AS_CMD) $(CFLAGS_ALL_STATIC)
%.o: %.c $(GENH) $(IMPH)
$(CC) $(CFLAGS_ALL_STATIC) -c -o $@ $<
$(CC) $(CFLAGS_ALL_SHARED) -c -o $@ $(dir $<)$(shell cat $<)
%.lo: $(ARCH)/%.s
- $(CC) $(CFLAGS_ALL_SHARED) -c -o $@ $<
+ $(AS_CMD) $(CFLAGS_ALL_SHARED)
%.lo: %.c $(GENH) $(IMPH)
$(CC) $(CFLAGS_ALL_SHARED) -c -o $@ $<
sh $< "$(includedir)" "$(libdir)" "$(LDSO_PATHNAME)" > $@
tools/musl-gcc: config.mak
- printf '#!/bin/sh\nexec "$${REALGCC:-gcc}" "$$@" -specs "%s/musl-gcc.specs"\n' "$(libdir)" > $@
+ printf '#!/bin/sh\nexec "$${REALGCC:-$(WRAPCC_GCC)}" "$$@" -specs "%s/musl-gcc.specs"\n' "$(libdir)" > $@
+ chmod +x $@
+
+tools/%-clang: tools/%-clang.in config.mak
+ sed -e 's!@CC@!$(WRAPCC_CLANG)!g' -e 's!@PREFIX@!$(prefix)!g' -e 's!@INCDIR@!$(includedir)!g' -e 's!@LIBDIR@!$(libdir)!g' -e 's!@LDSO@!$(LDSO_PATHNAME)!g' $< > $@
chmod +x $@
$(DESTDIR)$(bindir)/%: tools/%
musl-%.tar.gz: .git
git archive --format=tar.gz --prefix=$(patsubst %.tar.gz,%,$@)/ -o $@ v$(patsubst musl-%.tar.gz,%,$@)
-.PRECIOUS: $(CRT_LIBS:lib/%=crt/%)
-
.PHONY: all clean install install-libs install-headers install-tools