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-rw-r--r--tools/include/nolibc/Makefile82
1 files changed, 60 insertions, 22 deletions
diff --git a/tools/include/nolibc/Makefile b/tools/include/nolibc/Makefile
index cfd06764b5ae..8118e22844f1 100644
--- a/tools/include/nolibc/Makefile
+++ b/tools/include/nolibc/Makefile
@@ -23,10 +23,55 @@ else
Q=@
endif
-nolibc_arch := $(patsubst arm64,aarch64,$(ARCH))
-arch_file := arch-$(nolibc_arch).h
-all_files := ctype.h errno.h nolibc.h signal.h std.h stdio.h stdlib.h string.h \
- sys.h time.h types.h unistd.h
+arch_files := arch.h $(wildcard arch-*.h)
+all_files := \
+ compiler.h \
+ crt.h \
+ ctype.h \
+ dirent.h \
+ elf.h \
+ errno.h \
+ fcntl.h \
+ getopt.h \
+ inttypes.h \
+ limits.h \
+ math.h \
+ nolibc.h \
+ poll.h \
+ sched.h \
+ signal.h \
+ stackprotector.h \
+ std.h \
+ stdarg.h \
+ stdbool.h \
+ stddef.h \
+ stdint.h \
+ stdlib.h \
+ string.h \
+ sys.h \
+ sys/auxv.h \
+ sys/ioctl.h \
+ sys/mman.h \
+ sys/mount.h \
+ sys/prctl.h \
+ sys/random.h \
+ sys/reboot.h \
+ sys/resource.h \
+ sys/select.h \
+ sys/stat.h \
+ sys/syscall.h \
+ sys/sysmacros.h \
+ sys/time.h \
+ sys/timerfd.h \
+ sys/types.h \
+ sys/uio.h \
+ sys/utsname.h \
+ sys/wait.h \
+ time.h \
+ types.h \
+ unistd.h \
+ stdio.h \
+
# install all headers needed to support a bare-metal compiler
all: headers
@@ -37,7 +82,7 @@ help:
@echo "Supported targets under nolibc:"
@echo " all call \"headers\""
@echo " clean clean the sysroot"
- @echo " headers prepare a sysroot in tools/include/nolibc/sysroot"
+ @echo " headers prepare a multi-arch sysroot in \$${OUTPUT}sysroot"
@echo " headers_standalone like \"headers\", and also install kernel headers"
@echo " help this help"
@echo ""
@@ -48,28 +93,21 @@ help:
@echo " OUTPUT = $(OUTPUT)"
@echo ""
-# Note: when ARCH is "x86" we concatenate both x86_64 and i386
+# installs headers for all archs at once.
headers:
- $(Q)mkdir -p $(OUTPUT)sysroot
- $(Q)mkdir -p $(OUTPUT)sysroot/include
- $(Q)cp $(all_files) $(OUTPUT)sysroot/include/
- $(Q)if [ "$(ARCH)" = "x86" ]; then \
- sed -e \
- 's,^#ifndef _NOLIBC_ARCH_X86_64_H,#if !defined(_NOLIBC_ARCH_X86_64_H) \&\& defined(__x86_64__),' \
- arch-x86_64.h; \
- sed -e \
- 's,^#ifndef _NOLIBC_ARCH_I386_H,#if !defined(_NOLIBC_ARCH_I386_H) \&\& !defined(__x86_64__),' \
- arch-i386.h; \
- elif [ -e "$(arch_file)" ]; then \
- cat $(arch_file); \
- else \
- echo "Fatal: architecture $(ARCH) not yet supported by nolibc." >&2; \
- exit 1; \
- fi > $(OUTPUT)sysroot/include/arch.h
+ $(Q)mkdir -p "$(OUTPUT)sysroot"
+ $(Q)mkdir -p "$(OUTPUT)sysroot/include"
+ $(Q)cp --parents $(arch_files) $(all_files) "$(OUTPUT)sysroot/include/"
headers_standalone: headers
$(Q)$(MAKE) -C $(srctree) headers
$(Q)$(MAKE) -C $(srctree) headers_install INSTALL_HDR_PATH=$(OUTPUT)sysroot
+headers_check: headers_standalone
+ $(Q)for header in $(filter-out crt.h std.h,$(all_files)); do \
+ $(CC) $(CLANG_CROSS_FLAGS) -Wall -Werror -nostdinc -fsyntax-only -x c /dev/null \
+ -I$(or $(objtree),$(srctree))/usr/include -include $$header -include $$header || exit 1; \
+ done
+
clean:
$(call QUIET_CLEAN, nolibc) rm -rf "$(OUTPUT)sysroot"