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path: root/src/libexpr/local.mk
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libraries += libexpr

libexpr_NAME = libnixexpr

libexpr_DIR := $(d)

libexpr_SOURCES := $(wildcard $(d)/*.cc) $(wildcard $(d)/primops/*.cc) $(d)/lexer-tab.cc $(d)/parser-tab.cc

libexpr_LIBS = libutil libstore

libexpr_LDFLAGS =
ifneq ($(OS), FreeBSD)
 libexpr_LDFLAGS += -ldl
endif

# The dependency on libgc must be propagated (i.e. meaning that
# programs/libraries that use libexpr must explicitly pass -lgc),
# because inline functions in libexpr's header files call libgc.
libexpr_LDFLAGS_PROPAGATED = $(BDW_GC_LIBS)

libexpr_ORDER_AFTER := $(d)/parser-tab.cc $(d)/parser-tab.hh $(d)/lexer-tab.cc $(d)/lexer-tab.hh

$(d)/parser-tab.cc $(d)/parser-tab.hh: $(d)/parser.y
	$(trace-gen) bison -v -o $(libexpr_DIR)/parser-tab.cc $< -d

$(d)/lexer-tab.cc $(d)/lexer-tab.hh: $(d)/lexer.l
	$(trace-gen) flex --outfile $(libexpr_DIR)/lexer-tab.cc --header-file=$(libexpr_DIR)/lexer-tab.hh $<

clean-files += $(d)/parser-tab.cc $(d)/parser-tab.hh $(d)/lexer-tab.cc $(d)/lexer-tab.hh

dist-files += $(d)/parser-tab.cc $(d)/parser-tab.hh $(d)/lexer-tab.cc $(d)/lexer-tab.hh

$(eval $(call install-file-in, $(d)/nix-expr.pc, $(prefix)/lib/pkgconfig, 0644))