1# $FreeBSD$ 2 3.if !target(__<bsd.symver.mk>__) 4__<bsd.symver.mk>__: 5 6.include <bsd.init.mk> 7 8# Generate the version map given the version definitions 9# and symbol maps. 10.if !empty(VERSION_DEF) && !empty(SYMBOL_MAPS) 11# Find the awk script that generates the version map. 12VERSION_GEN?= version_gen.awk 13VERSION_MAP?= Version.map 14 15CLEANFILES+= ${VERSION_MAP} 16 17# Compute the make's -m path. 18_mpath= 19_oarg= 20.for _arg in ${.MAKEFLAGS} 21.if ${_oarg} == "-m" 22_mpath+= ${_arg} 23.endif 24_oarg= ${_arg} 25.endfor 26_mpath+= /usr/share/mk 27 28# Look up ${VERSION_GEN} in ${_mpath}. 29_vgen= 30.for path in ${_mpath} 31.if empty(_vgen) 32.if exists(${path}/${VERSION_GEN}) 33_vgen= ${path}/${VERSION_GEN} 34.endif 35.endif 36.endfor 37.if empty(_vgen) 38.error ${VERSION_GEN} not found in the search path. 39.endif 40 41# Run the symbol maps through the C preprocessor before passing 42# them to the symbol version generator. 43${VERSION_MAP}: ${VERSION_DEF} ${_vgen} ${SYMBOL_MAPS} 44 cat ${SYMBOL_MAPS} | ${CPP} - - \ 45 | awk -v vfile=${VERSION_DEF} -f ${_vgen} > ${.TARGET} 46.endif # !empty(VERSION_DEF) && !empty(SYMBOL_MAPS) 47.endif # !target(__<bsd.symver.mk>__) 48