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Makefile: Make it possible to use system-wide lexbor. #37

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Makefile: Make it possible to use system-wide lexbor. #37

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24 changes: 17 additions & 7 deletions Makefile
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Original file line number Diff line number Diff line change
Expand Up @@ -5,14 +5,22 @@ C_SRC := $(shell pwd)/c_src
CPPFLAGS := -shared -fPIC -fvisibility=hidden -std=c++17 -Wall -Wextra -Wno-unused-parameter -Wno-comment
CPPFLAGS += -I$(ERTS_INCLUDE_DIR) -I$(FINE_INCLUDE_DIR)

LEXBOR_DIR := $(shell pwd)/_build/c/third_party/lexbor/$(LEXBOR_GIT_SHA)
ifdef CC_PRECOMPILER_CURRENT_TARGET
LEXBOR_BUILD_DIR := $(LEXBOR_DIR)/build-$(CC_PRECOMPILER_CURRENT_TARGET)
# Set LAZY_HTML_SYSTEM_LEXBOR=true to link against the system-wide lexbor
# library, instead of downloading and building a vendored copy.
SYSTEM_LEXBOR := $(filter true 1,$(LAZY_HTML_SYSTEM_LEXBOR))

ifdef SYSTEM_LEXBOR
LDLIBS += -llexbor
else
LEXBOR_BUILD_DIR := $(LEXBOR_DIR)/build
LEXBOR_DIR := $(shell pwd)/_build/c/third_party/lexbor/$(LEXBOR_GIT_SHA)
ifdef CC_PRECOMPILER_CURRENT_TARGET
LEXBOR_BUILD_DIR := $(LEXBOR_DIR)/build-$(CC_PRECOMPILER_CURRENT_TARGET)
else
LEXBOR_BUILD_DIR := $(LEXBOR_DIR)/build
endif
LEXBOR_LIB := $(LEXBOR_BUILD_DIR)/liblexbor_static.a
CPPFLAGS += -I$(LEXBOR_DIR)/source
endif
LEXBOR_LIB := $(LEXBOR_BUILD_DIR)/liblexbor_static.a
CPPFLAGS += -I$(LEXBOR_DIR)/source

ifdef DEBUG
CPPFLAGS += -g
Expand All @@ -35,8 +43,9 @@ all: $(NIF_PATH)

$(NIF_PATH): $(SOURCES) $(LEXBOR_LIB)
@ mkdir -p $(PRIV_DIR)
$(CXX) $(CPPFLAGS) $(SOURCES) $(LEXBOR_LIB) -o $(NIF_PATH)
$(CXX) $(CPPFLAGS) $(SOURCES) $(LEXBOR_LIB) $(LDLIBS) -o $(NIF_PATH)

ifndef SYSTEM_LEXBOR
$(LEXBOR_LIB): $(LEXBOR_DIR)
@ mkdir -p $(LEXBOR_BUILD_DIR)
# We explicitly specify CMAKE_OSX_DEPLOYMENT_TARGET, otherwise cmake
Expand All @@ -51,3 +60,4 @@ $(LEXBOR_DIR):
cd $(LEXBOR_DIR) && \
git fetch --depth 1 origin $(LEXBOR_GIT_SHA) && \
git checkout $(LEXBOR_GIT_SHA)
endif