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https://github.com/cirosantilli/linux-kernel-module-cheat.git
synced 2026-01-23 02:05:57 +01:00
26b890f42f
This allows add.c to run unmodified on both! For that to work, use int main on baremetal, and pass the return value to the final exit.
59 lines
1.8 KiB
Makefile
59 lines
1.8 KiB
Makefile
.PHONY: all clean mkdir
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CCFLAGS = -ggdb3 -I$(COMMON_DIR) -O0 -Wall -Werror -Wextra -Wno-unused-function $(CCFLAGS_EXTRA) $(CCFLAGS_SCRIPT)
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CFLAGS = -fopenmp -std=c99 $(CCFLAGS) $(CFLAGS_EXTRA)
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CXXFLAGS = -std=c++17 $(CCFLAGS) $(CXXFLAGS_EXTRA)
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# -Wno-unused-function for function definitions on headers,
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# because we are lazy to make a shared object. TODO.
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COMMON_DIR = ..
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COMMON_BASENAME = common
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COMMON_OBJ = $(OUT_DIR)/$(COMMON_BASENAME)$(OBJ_EXT)
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IN_EXT_C = .c
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IN_EXT_CXX = .cpp
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LIBS = -lm
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OBJ_EXT = .o
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OUT_EXT = .out
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OUT_DIR = .
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OUTS := $(foreach IN_EXT,$(IN_EXT_C) $(IN_EXT_CXX),$(addsuffix $(OUT_EXT), $(basename $(wildcard *$(IN_EXT)))))
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ifeq ($(HAS_EIGEN),y)
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CXXFLAGS_EXTRA += -I$(STAGING_DIR)/usr/include/eigen3
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# TODO: was failing with:
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# fatal error: Eigen/Dense: No such file or directory as of
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# 975ce0723ee3fa1fea1766e6683e2f3acb8558d6
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# http://lists.busybox.net/pipermail/buildroot/2018-June/222914.html
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#CXXFLAGS_EXTRA += $(shell $(PKG_CONFIG) --cflags eigen3)
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else
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OUTS := $(filter-out eigen_%$(OUT_EXT),$(OUTS))
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endif
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ifeq ($(HAS_LIBDRM),y)
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LIBS += $(shell $(PKG_CONFIG) --libs libdrm)
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CFLAGS_EXTRA += $(shell $(PKG_CONFIG) --cflags libdrm)
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else
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OUTS := $(filter-out libdrm_%$(OUT_EXT),$(OUTS))
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endif
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ifeq ($(HAS_OPENBLAS),y)
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LIBS += $(shell $(PKG_CONFIG) --libs openblas)
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CFLAGS_EXTRA += $(shell $(PKG_CONFIG) --cflags openblas)
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else
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OUTS := $(filter-out openblas_%$(OUT_EXT),$(OUTS))
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endif
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OUTS := $(addprefix $(OUT_DIR)/,$(OUTS))
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all: mkdir $(OUTS)
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$(COMMON_OBJ): $(COMMON_DIR)/$(COMMON_BASENAME)$(IN_EXT_C)
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$(CC) $(CFLAGS) -c -o '$@' '$<' $(LIBS)
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$(OUT_DIR)/%$(OUT_EXT): %$(IN_EXT_C) $(COMMON_OBJ)
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$(CC) $(CFLAGS) $(COMMON_OBJ) -o '$@' '$<' $(LIBS)
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$(OUT_DIR)/%$(OUT_EXT): %$(IN_EXT_CXX) $(COMMON_OBJ)
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$(CXX) $(CXXFLAGS) -o '$@' '$<' $(LIBS)
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clean:
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rm -f *'$(OBJ_EXT)' *'$(OUT_EXT)'
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mkdir:
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mkdir -p '$(OUT_DIR)'
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