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32 lines
989 B
Makefile
32 lines
989 B
Makefile
# ==========================================================================
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# Build system
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# ==========================================================================
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BB_VER = $(VERSION).$(PATCHLEVEL).$(SUBLEVEL)$(EXTRAVERSION)
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# -std=gnu99 needed for [U]LLONG_MAX on some systems
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CPPFLAGS += \
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-std=gnu99 \
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-Iinclude -Ilibbb \
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$(if $(KBUILD_SRC),-Iinclude2 -I$(srctree)/include) -I$(srctree)/libbb \
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-include include/autoconf.h \
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-D_GNU_SOURCE -DNDEBUG \
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$(if $(CONFIG_LFS),-D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64) \
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-D"BB_VER=KBUILD_STR($(BB_VER))" -DBB_BT=AUTOCONF_TIMESTAMP
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CFLAGS += \
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-Wall -Wstrict-prototypes -Wshadow -Werror -Wundef \
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-funsigned-char -fno-builtin-strlen -finline-limit=0 -static-libgcc \
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-Os -falign-functions=1 -falign-jumps=1 -falign-loops=1 \
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-fomit-frame-pointer -ffunction-sections -fdata-sections
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ifeq ($(CONFIG_DEBUG),y)
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CFLAGS += -g
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endif
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ifeq ($(CONFIG_STATIC),y)
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LDFLAGS += -static
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endif
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#LDFLAGS += -nostdlib
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