提交 ec05a0b0 编写于 作者: R Rich Felker

adapt build/install/gcc-wrapper systems for dynamic linking support

上级 b7f6e0c6
......@@ -35,14 +35,15 @@ EMPTY_LIBS = $(EMPTY_LIB_NAMES:%=lib/lib%.a)
CRT_LIBS = lib/crt1.o lib/crti.o lib/crtn.o
LIBC_LIBS = lib/libc.a
ALL_LIBS = $(LIBC_LIBS) $(CRT_LIBS) $(EMPTY_LIBS)
ALL_LDSO = lib/ld-musl-$(ARCH).so.1
ALL_TOOLS = tools/musl-gcc
-include config.mak
all: $(ALL_LIBS) $(ALL_TOOLS)
all: $(ALL_LIBS) $(ALL_TOOLS) $(ALL_LDSO)
install: $(ALL_LIBS:lib/%=$(DESTDIR)$(libdir)/%) $(ALL_INCLUDES:include/%=$(DESTDIR)$(includedir)/%) $(ALL_TOOLS:tools/%=$(DESTDIR)$(bindir)/%)
install: $(ALL_LIBS:lib/%=$(DESTDIR)$(libdir)/%) $(ALL_INCLUDES:include/%=$(DESTDIR)$(includedir)/%) $(ALL_TOOLS:tools/%=$(DESTDIR)$(bindir)/%) $(ALL_LDSO:%=$(DESTDIR)/%) $(ALL_LDSO:%/ld-musl-$(ARCH).so.1=$(DESTDIR)$(libdir)/libc.so)
clean:
rm -f crt/*.o
......@@ -74,7 +75,7 @@ include/bits/alltypes.h: include/bits/alltypes.h.sh
%.lo: %.c $(GENH)
$(CC) $(CFLAGS) $(INC) $(PIC) -c -o $@ $<
lib/libc.so: $(LOBJS)
lib/ld-musl-$(ARCH).so.1: $(LOBJS)
$(CC) $(LDFLAGS) -o $@ $(LOBJS) -lgcc
$(OBJCOPY) --weaken $@
......@@ -91,15 +92,24 @@ lib/%.o: crt/%.o
cp $< $@
tools/musl-gcc: tools/gen-musl-gcc.sh config.mak
sh $< "$(prefix)" > $@ || { rm -f $@ ; exit 1 ; }
sh $< "$(prefix)" "$(ARCH)" > $@ || { rm -f $@ ; exit 1 ; }
chmod +x $@
$(DESTDIR)$(bindir)/%: tools/%
install -D $< $@
$(DESTDIR)$(prefix)/%: %
$(DESTDIR)$(libdir)/%: lib/%
install -D -m 644 $< $@
$(DESTDIR)$(includedir)/%: include/%
install -D -m 644 $< $@
$(DESTDIR)/lib/ld-musl-$(ARCH).so.1: lib/ld-musl-$(ARCH).so.1
install -D -m 755 $< $@
$(DESTDIR)$(libdir)/libc.so: $(DESTDIR)/lib/ld-musl-$(ARCH).so.1
echo 'GROUP ( /lib/ld-musl-$(ARCH).so.1 )' > $@
.PRECIOUS: $(CRT_LIBS:lib/%=crt/%)
.PHONY: all clean install
......@@ -20,5 +20,5 @@ exec_prefix = /usr/local
# Uncomment for warnings (as errors). Might need tuning to your gcc version.
#CFLAGS += -Werror -Wall -Wpointer-arith -Wcast-align -Wno-parentheses -Wno-char-subscripts -Wno-uninitialized -Wno-sequence-point -Wno-missing-braces -Wno-unused-value -Wno-overflow -Wno-int-to-pointer-cast
# Uncomment if you want to build a shared library (experimental).
#LIBC_LIBS += lib/libc.so
# Uncomment if you want to disable building the shared library.
#ALL_LDSO =
#!/bin/sh
printf '#!/bin/sh\n\nlibc_prefix="%s"\n' "$1"
printf '#!/bin/sh\n\nlibc_prefix="%s"\narch="%s"\n' "$1" "$2"
cat <<"EOF"
libc_lib=$libc_prefix/lib
......@@ -27,5 +27,6 @@ done
exec "$0" "$@"
' -std=gnu99 -nostdinc -nostdlib \
-isystem "$libc_inc" -isystem "$gcc_inc" \
-Wl,-xxxxxx "$@" -L"$libc_lib" -lc -L"$libgcc" -lgcc -Lxxxxxx -Wl,-nostdlib
-Wl,-xxxxxx "$@" -L"$libc_lib" -lc -L"$libgcc" -lgcc -Lxxxxxx \
-Wl,-dynamic-linker /lib/ld-musl-"$arch".so.1 -Wl,-nostdlib
EOF
Markdown is supported
0% .
You are about to add 0 people to the discussion. Proceed with caution.
先完成此消息的编辑!
想要评论请 注册