# Makefile.common - common definitions for the winsup directory
#
# This file is part of Cygwin.
#
# This software is a copyrighted work licensed under the terms of the
# Cygwin license.  Please consult the file "CYGWIN_LICENSE" for
# details.

define justdir
$(patsubst %/,%,$(dir $1))
endef

define libname
$(realpath $(shell ${CC} --print-file-name=$1 $2))
endef

export PATH:=${winsup_srcdir}:${PATH}

# Allow CFLAGS=-O,-g to control CXXFLAGS too
opt=$(filter -O%,${CFLAGS}) $(filter -g%,${CFLAGS})
override CXXFLAGS:=${filter-out -g%,$(filter-out -O%,${CXXFLAGS})} ${opt}

cflags_common:=-Wall -Wstrict-aliasing -Wwrite-strings -fno-common -pipe -fbuiltin -fmessage-length=0
COMPILE.cc=c++wrap ${CXXFLAGS} -fno-rtti -fno-exceptions -fno-use-cxa-atexit ${cflags_common}
COMPILE.c=ccwrap ${CFLAGS} ${cflags_common}

top_srcdir:=$(call justdir,${winsup_srcdir})
top_builddir:=$(call justdir,${target_builddir})

cygwin_build:=${target_builddir}/winsup/cygwin
newlib_build:=${target_builddir}/newlib

nostdlib:=-nostdlib

VPATH:=${srcdir}

.SUFFIXES:
.SUFFIXES: .c .cc .def .S .a .o .d .s .E

%.o: %.cc
	$(strip ${COMPILE.cc} -c -o $@ $<)

%.o: %.c
	$(strip ${COMPILE.c} -c -o $@ $<)

%.E: %.cc
	$(strip ${COMPILE.cc} -E -dD -o $@ $<)

%.E: %.c
	$(strip ${COMPILE.c} -E -dD -o $@ $<)

%.o: %.S
	$(strip ${COMPILE.S} -c -o $@ $<)