Makefile.global

PG_CONFIG ?= pg_config

PGXS := $(shell $(PG_CONFIG) --pgxs)
PG_LIB := $(shell $(PG_CONFIG) --pkglibdir)
INCLUDEDIR := ${shell $(PG_CONFIG) --includedir}
INCLUDEDIR_SERVER := ${shell $(PG_CONFIG) --includedir-server}

USE_PGXS = 1
include $(PGXS)

# All the below stuff is vendored in from Postgres its Makefile.global. It's
# normally only enabled when --enabled-depend is provided to Postgres its
# ./configure script. This enables it even if that is not the case, so that
# running "make clean" is pretty much never necessary anymore to re-trigger
# builds of C/C++ files when their headers are modified.
ifneq ($(autodepend), yes)

ifndef COMPILE.c
COMPILE.c = $(CC) $(CFLAGS) $(CPPFLAGS) -c
endif

ifndef COMPILE.cc
COMPILE.cc = $(CXX) $(CXXFLAGS) $(CPPFLAGS) -c
endif

DEPDIR = .deps

ifeq ($(GCC), yes)

# GCC allows us to create object and dependency file in one invocation.
%.o : %.c
	@if test ! -d $(DEPDIR); then mkdir -p $(DEPDIR); fi
	$(COMPILE.c) -o $@ $< -MMD -MP -MF $(DEPDIR)/$(*F).Po

%.o : %.cpp
	@if test ! -d $(DEPDIR); then mkdir -p $(DEPDIR); fi
	$(COMPILE.cc) -o $@ $< -MMD -MP -MF $(DEPDIR)/$(*F).Po

endif # GCC

# Include all the dependency files generated for the current
# directory. Note that make would complain if include was called with
# no arguments.
Po_files := $(wildcard $(DEPDIR)/*.Po)
ifneq (,$(Po_files))
include $(Po_files)
endif

# hook for clean-up
clean distclean: clean-deps

.PHONY: clean-deps
clean-deps:
	@rm -rf $(DEPDIR)

endif # autodepend