diff options
Diffstat (limited to 'libc/Makeconfig')
| -rw-r--r-- | libc/Makeconfig | 59 |
1 files changed, 35 insertions, 24 deletions
diff --git a/libc/Makeconfig b/libc/Makeconfig index e02680c09..d3b2cffe6 100644 --- a/libc/Makeconfig +++ b/libc/Makeconfig @@ -411,22 +411,6 @@ LDFLAGS.so += $(hashstyle-LDFLAGS) LDFLAGS-rtld += $(hashstyle-LDFLAGS) endif -# Commands for linking programs with the C library. -ifndef +link -+link-before-libc = $(CC) -nostdlib -nostartfiles -o $@ \ - $(sysdep-LDFLAGS) $(config-LDFLAGS) $(LDFLAGS) $(LDFLAGS-$(@F)) \ - $(combreloc-LDFLAGS) $(relro-LDFLAGS) $(hashstyle-LDFLAGS) \ - $(addprefix $(csu-objpfx),$(start-installed-name)) \ - $(+preinit) $(+prector) \ - $(filter-out $(addprefix $(csu-objpfx),start.o \ - $(start-installed-name))\ - $(+preinit) $(link-extra-libs) \ - $(common-objpfx)libc% $(+postinit),$^) \ - $(link-extra-libs) -+link-after-libc = $(+postctor) $(+postinit) -+link = $(+link-before-libc) $(link-libc) $(+link-after-libc) -+link-tests = $(+link-before-libc) $(link-libc-tests) $(+link-after-libc) -endif # Command for linking PIE programs with the C library. ifndef +link-pie +link-pie = $(CC) -pie -Wl,-O1 -nostdlib -nostartfiles -o $@ \ @@ -445,29 +429,50 @@ ifndef +link-static +link-static-before-libc = $(CC) -nostdlib -nostartfiles -static -o $@ \ $(sysdep-LDFLAGS) $(LDFLAGS) $(LDFLAGS-$(@F)) \ $(addprefix $(csu-objpfx),$(static-start-installed-name)) \ - $(+preinit) $(+prector) \ + $(+preinit) $(+prectorT) \ $(filter-out $(addprefix $(csu-objpfx),start.o \ $(start-installed-name))\ $(+preinit) $(link-extra-libs-static) \ $(common-objpfx)libc% $(+postinit),$^) \ $(link-extra-libs-static) $(link-libc-static) -+link-static-after-libc = $(+postctor) $(+postinit) ++link-static-after-libc = $(+postctorT) $(+postinit) +link-static = $(+link-static-before-libc) $(link-libc-static) \ $(+link-static-after-libc) +link-static-tests = $(+link-static-before-libc) $(link-libc-static-tests) \ $(+link-static-after-libc) endif +# Commands for linking programs with the C library. +ifndef +link +ifeq (yes,$(build-shared)) ++link-before-libc = $(CC) -nostdlib -nostartfiles -o $@ \ + $(sysdep-LDFLAGS) $(config-LDFLAGS) $(LDFLAGS) $(LDFLAGS-$(@F)) \ + $(combreloc-LDFLAGS) $(relro-LDFLAGS) $(hashstyle-LDFLAGS) \ + $(addprefix $(csu-objpfx),$(start-installed-name)) \ + $(+preinit) $(+prector) \ + $(filter-out $(addprefix $(csu-objpfx),start.o \ + $(start-installed-name))\ + $(+preinit) $(link-extra-libs) \ + $(common-objpfx)libc% $(+postinit),$^) \ + $(link-extra-libs) ++link-after-libc = $(+postctor) $(+postinit) ++link = $(+link-before-libc) $(link-libc) $(+link-after-libc) ++link-tests = $(+link-before-libc) $(link-libc-tests) $(+link-after-libc) +else ++link = $(+link-static) ++link-tests = $(+link-static-tests) +endif +endif # Command for statically linking bounded-pointer programs with the C library. ifndef +link-bounded +link-bounded = $(CC) -nostdlib -nostartfiles -static -fbounded-pointers -o $@ \ $(sysdep-LDFLAGS) $(LDFLAGS) \ $(addprefix $(csu-objpfx),b$(static-start-installed-name)) \ - $(+preinit) $(+prector) \ + $(+preinit) $(+prectorT) \ $(filter-out $(addprefix $(csu-objpfx),start.ob \ $(start-installed-name))\ $(+preinit) $(link-extra-libs-bounded) \ $(common-objpfx)libc% $(+postinit),$^) \ - $(link-extra-libs-bounded) $(link-libc-bounded) $(+postctor) $(+postinit) + $(link-extra-libs-bounded) $(link-libc-bounded) $(+postctorT) $(+postinit) endif ifndef config-LDFLAGS ifeq (yes,$(build-shared)) @@ -568,7 +573,14 @@ gnulib-arch = gnulib = -lgcc $(gnulib-arch) gnulib-tests := -lgcc $(libgcc_eh) static-gnulib-arch = +# By default, elf/static-stubs.o, instead of -lgcc_eh, is used to +# statically link programs. When --disable-shared is used, we use +# -lgcc_eh since elf/static-stubs.o isn't sufficient. +ifeq (yes,$(build-shared)) static-gnulib = -lgcc $(static-gnulib-arch) +else +static-gnulib = -lgcc -lgcc_eh $(static-gnulib-arch) +endif static-gnulib-tests := -lgcc -lgcc_eh $(libunwind) libc.so-gnulib := -lgcc endif @@ -579,6 +591,9 @@ endif # Variants of the two previous definitions for linking PIE programs. +prectorS = `$(CC) $(sysdep-LDFLAGS) --print-file-name=crtbeginS.o` +postctorS = `$(CC) $(sysdep-LDFLAGS) --print-file-name=crtendS.o` +# Variants of the two previous definitions for statically linking programs. ++prectorT = `$(CC) $(sysdep-LDFLAGS) --print-file-name=crtbeginT.o` ++postctorT = `$(CC) $(sysdep-LDFLAGS) --print-file-name=crtend.o` +interp = $(addprefix $(elf-objpfx),interp.os) csu-objpfx = $(common-objpfx)csu/ elf-objpfx = $(common-objpfx)elf/ @@ -806,11 +821,7 @@ endif # The assembler can generate debug information too. ifndef ASFLAGS -ifeq ($(have-cpp-asm-debuginfo),yes) ASFLAGS := $(filter -g% -fdebug-prefix-map=%,$(CFLAGS)) -else -ASFLAGS := -endif endif ASFLAGS += $(ASFLAGS-config) $(asflags-cpu) |