# $PostgreSQL: pgsql/src/makefiles/Makefile.cygwin,v 1.15 2010/07/05 23:15:56 tgl Exp $
DLLTOOL= dlltool
DLLWRAP= dllwrap
ifdef PGXS
BE_DLLLIBS= -L$(libdir) -lpostgres
else
BE_DLLLIBS= -L$(top_builddir)/src/backend -lpostgres
endif

# linking with -lm or -lc causes program to crash
# (see http://sources.redhat.com/cygwin/faq/faq.html#SEC110)
LIBS:=$(filter-out -lm -lc, $(LIBS))

AROPT = crs
DLSUFFIX = .dll
CFLAGS_SL =

ifneq (,$(findstring backend,$(subdir)))
ifeq (,$(findstring conversion_procs,$(subdir)))
ifeq (,$(findstring snowball,$(subdir)))
ifeq (,$(findstring libpqwalreceiver,$(subdir)))
override CPPFLAGS+= -DBUILDING_DLL
endif
endif
endif
endif

ifneq (,$(findstring timezone,$(subdir)))
override CPPFLAGS+= -DBUILDING_DLL
endif

ifneq (,$(findstring ecpg/ecpglib,$(subdir)))
override CPPFLAGS+= -DBUILDING_DLL
endif

# required by Python headers
ifneq (,$(findstring src/pl/plpython,$(subdir)))
override CPPFLAGS+= -DUSE_DL_IMPORT
endif

# Rule for building a shared library from a single .o file
%.dll: %.o
	$(DLLTOOL) --export-all --output-def $*.def $<
	$(DLLWRAP) -o $@ --def $*.def $< $(LDFLAGS) $(LDFLAGS_SL) $(BE_DLLLIBS)
	rm -f $*.def
