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# $NetBSD: config-override.mk,v 1.2 2006/07/06 13:25:57 jlam Exp $
######################################################################
### config-{guess,sub,rpath}-override (PRIVATE)
######################################################################
### config-{guess,sub,rpath}-override replace any existing config.guess,
### config.sub, and config-rpath under ${WRKSRC} with the specially-kept
### versions under pkgsrc/mk/gnu-config.
###
do-configure-pre-hook: config-guess-override
do-configure-pre-hook: config-sub-override
.if defined(CONFIG_RPATH_OVERRIDE)
do-configure-pre-hook: config-rpath-override
.endif
_OVERRIDE_VAR.guess= CONFIG_GUESS_OVERRIDE
_OVERRIDE_VAR.sub= CONFIG_SUB_OVERRIDE
_OVERRIDE_VAR.rpath= CONFIG_RPATH_OVERRIDE
OVERRIDE_DIRDEPTH.config-guess?= ${OVERRIDE_DIRDEPTH}
OVERRIDE_DIRDEPTH.config-sub?= ${OVERRIDE_DIRDEPTH}
OVERRIDE_DIRDEPTH.config-rpath?= ${OVERRIDE_DIRDEPTH}
.for _sub_ in guess sub rpath
_SCRIPT.config-${_sub_}-override= \
${RM} -f $$file; \
${LN} -fs ${PKGSRCDIR}/mk/gnu-config/config.${_sub_} $$file
.PHONY: config-${_sub_}-override
config-${_sub_}-override:
@${STEP_MSG} "Replacing config-${_sub_} with pkgsrc versions"
. if defined(${_OVERRIDE_VAR.${_sub_}}) && !empty(${_OVERRIDE_VAR.${_sub_}})
${_PKG_SILENT}${_PKG_DEBUG}set -e; \
cd ${WRKSRC}; \
for file in ${${_OVERRIDE_VAR.${_sub_}}}; do \
${TEST} -f "$$file" || continue; \
${_SCRIPT.${.TARGET}}; \
done
. else
${_PKG_SILENT}${_PKG_DEBUG}set -e; \
cd ${WRKSRC}; \
depth=0; pattern=config.${_sub_}; \
while ${TEST} $$depth -le ${OVERRIDE_DIRDEPTH.config-${_sub_}}; do \
for file in $$pattern; do \
${TEST} -f "$$file" || continue; \
${_SCRIPT.${.TARGET}}; \
done; \
depth=`${EXPR} $$depth + 1`; pattern="*/$$pattern"; \
done
. endif
.endfor
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