cpprules.in

#							-*- Makefile -*-
# Rules for generating files using the C pre-processor
# (Replaces CppFileTarget from Imake)

SED = sed

SUFFIXES = .pre .man .man.pre

# Translate XCOMM into pound sign with sed, rather than passing -DXCOMM=XCOMM
# to cpp, because that trick does not work on all ANSI C preprocessors.
# Delete line numbers from the cpp output (-P is not portable, I guess).
# Allow XCOMM to be preceded by whitespace and provide a means of generating
# output lines with trailing backslashes.
# Allow XHASH to always be substituted, even in cases where XCOMM isn't.

CPP_SED_MAGIC = $(SED) -e '/^\#  *[0-9][0-9]*  *.*$$/d' \
                       -e '/^\#line  *[0-9][0-9]*  *.*$$/d' \
                       -e '/^[         ]*XCOMM$$/s/XCOMM/\#/' \
                       -e '/^[         ]*XCOMM[^a-zA-Z0-9_]/s/XCOMM/\#/' \
                       -e '/^[         ]*XHASH/s/XHASH/\#/' \
                       -e '/\@\@$$/s/\@\@$$/\\/'

# Strings to replace in man pages
XORGRELSTRING = @PACKAGE_STRING@
  XORGMANNAME = X Version 11
  XSERVERNAME = Xorg

MANDEFS = \
        -D__vendorversion__="\"$(XORGRELSTRING)\" \"$(XORGMANNAME)\"" \
        -D__xorgversion__="\"$(XORGRELSTRING)\" \"$(XORGMANNAME)\"" \
	-D__appmansuffix__=$(APP_MAN_SUFFIX) \
	-D__filemansuffix__=$(FILE_MAN_SUFFIX) \
	-D__libmansuffix__=$(LIB_MAN_SUFFIX) \
	-D__miscmansuffix__=$(MISC_MAN_SUFFIX) \
	-D__drivermansuffix__=$(DRIVER_MAN_SUFFIX) \
	-D__adminmansuffix__=$(ADMIN_MAN_SUFFIX) \
	-D__mandir__=$(mandir) \
	-D__projectroot__=$(prefix) \
	-D__xconfigfile__=$(__XCONFIGFILE__) -D__xconfigdir__=$(XCONFIGDIR) \
	-D__xlogfile__=$(XLOGFILE) -D__xservername__=$(XSERVERNAME) 

.pre:
	$(RAWCPP) $(RAWCPPFLAGS) $(CPP_FILES_FLAGS) < $< | $(CPP_SED_MAGIC) > $@

.man.pre.man:
	$(RAWCPP) $(RAWCPPFLAGS) $(MANDEFS) $(EXTRAMANDEFS) < $< | $(CPP_SED_MAGIC) > $@