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tools/build/bootstrap-m4/Makefile
- This file was added.
| # Build a bootstrap version of m4 (needed in order to build libelf and lex) | |||||
| .PATH: ${SRCTOP}/usr.bin/m4 ${.CURDIR} | |||||
| # Avoid using lex or yacc to generate sources | |||||
| LEX:=/this/should/not/be/used | |||||
| tokenizer.c: bootstrap_m4_tokenizer | |||||
| test -e ${.TARGET} | |||||
| # This target is used as a marker in usr.bin/m4/Makefile to not add the | |||||
| # lex and yacc includes. Therefore we must define it before including | |||||
| # the other Makefile. | |||||
| bootstrap_m4_tokenizer: inittokenizer.c | |||||
| .for _f in tokenizer.c | |||||
| @cmp -s ${.CURDIR}/init${_f} ${_f} || { \ | |||||
| echo "Bootstrapping ${_f}" ; \ | |||||
| ${CP} ${.CURDIR}/init${_f} ${_f} ; \ | |||||
| } | |||||
| .endfor | |||||
| BINDIR= /usr/bin | |||||
| .include "${SRCTOP}/usr.bin/m4/Makefile" | |||||
| regen: | |||||
| (cd ${SRCTOP}/usr.bin/m4 && lex -t ${SRCTOP}/usr.bin/m4/tokenizer.l) | grep -v '#line' > inittokenizer.c | |||||