#
# file:         rules-common.mk
# purpose:      list of common rules to be included in rules.mk's
# created:      pasha jun 5 2001
# modified:     pasha jan 27 2010
# modification: added STRIP_COMMENTS rule
#

# rule for generating html/php/cgi page from perl source
define PL_RULE
$(YAEP) $< | $(HTMLPOSTPROCESS) --pagedir=$(<D) > $@; \
if (( $${PIPESTATUS[0]} || $${PIPESTATUS[1]} )); then rm -f $@; exit 1; fi
@if ! [ -s $@ ]; then rm -f $@; echo zero output file $@; exit 1; fi
endef

# html postprocessing rule
define HTML_RULE
($(HTMLPOSTPROCESS) --pagedir=$(<D) < $< > $@) || (rm -f $@; exit 1;)
endef

# strip comments (i.e., lines starting with # and blank lines)
define STRIP_COMMENTS
sed '/^#.*$$/d' $< | sed '/^[:blank:]*$$/d' > $@
endef

# copy rule
define CP_RULE
cp -p $< $@ && chmod a+r $@
endef

# end of rules-common.mk