# rules.gnu - rules for extracting objects from GNU libraries## modification history# --------------------# 01c,03jun03,sn   added support for GCC 3.x# 01b,06nov01,sn   define OBJ_PREFIX# 01a,15oct01,sn   wrote## DESCRIPTION# Generic rules for extracting objects from GNU libraries.# Subdirectory Makefiles for specific libraries should# set GNULIBDIR and GNULIBRARY and include this file.#  # Ask the compiler driver for the version (e.g. gcc-2.6) and# machine (e.g. powerpc-wrs-vxworksae). This info may# be used by subdirectory Makefiles to compute GNULIBDIR.CC_VERSION	= $(shell $(CC) -dumpversion)CC_MACHINE	= $(shell $(CC) -dumpmachine)MULTISUBDIR	= $(CPU)$(TOOL)TOOL_LIB	= $(GNULIBDIR)/$(MULTISUBDIR)/$(GNULIBRARY)OBJ_PREFIX      = _x_gnu_include $(TGT_DIR)/h/make/rules.libraryifneq (,$(findstring 3., $(CC_VERSION)))GNU_VERSION     = _3# This is pretty horrible; however it has the advantage of working on# both Unix and Windows. It does not work if $(WIND_BASE) happens to# contain the string $(WIND_HOST_TYPE).GNU_BASE        = $(shell $(CC) -print-libgcc-file-name | sed "s@\($(WIND_HOST_TYPE)\).*@\1@")else# GCC 2.96GNU_VERSION     = GNU_BASE        = $(WIND_BASE)/host/$(WIND_HOST_TYPE)endifinclude $(TGT_DIR)/src/tool/rules.tool