mk-0th.awk

# $Id: mk-0th.awk,v 1.18 2010/01/09 21:45:41 tom Exp $
##############################################################################
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##############################################################################
#
# Author: Thomas E. Dickey 1996-on
#
# Generate list of sources for a library, together with lint/lintlib rules
#
# Variables:
#	libname (library name, e.g., "ncurses", "panel", "forms", "menus")
#	subsets (is used here to decide if wide-character code is used)
#
BEGIN	{
		which = libname;
		using = 0;
		found = 0;
	}
	/^@/ {
		which = $0;
	}
	!/^[@#]/ {
		if (using == 0)
		{
			print  ""
			print  "# generated by mk-0th.awk"
			printf "#   libname:    %s\n", libname
			printf "#   subsets:    %s\n", subsets
			print  ""
			print  ".SUFFIXES: .c .cc .h .i .ii"
			print  ".c.i :"
			printf "\t$(CPP) $(CPPFLAGS) $< >$@\n"
			print  ".cc.ii :"
			printf "\t$(CPP) $(CPPFLAGS) $< >$@\n"
			print  ".h.i :"
			printf "\t$(CPP) $(CPPFLAGS) $< >$@\n"
			print  ""
			using = 1;
		}
		if (which ~ /port_/ )
		{
			# skip win32 source
		}
		else if ( $0 != "" && $1 != "link_test" )
		{
			if ( found == 0 )
			{
				if ( subsets ~ /widechar/ )
					widechar = 1;
				else
					widechar = 0;
				printf "C_SRC ="
				if ( $2 == "lib" )
					found = 1
				else
					found = 2
			}
			if ( libname == "c++" || libname == "c++w" ) {
				printf " \\\n\t%s/%s.cc", $3, $1
			} else if ( widechar == 1 || $3 != "$(wide)" ) {
				printf " \\\n\t%s/%s.c", $3, $1
			}
		}
	}
END	{
		print  ""
		if ( found == 1 )
		{
			print  ""
			printf "# Producing llib-l%s is time-consuming, so there's no direct-dependency for\n", libname
			print  "# it in the lintlib rule.  We'll only remove in the cleanest setup."
			print  "clean ::"
			printf "\trm -f llib-l%s.*\n", libname
			print  ""
			print  "realclean ::"
			printf "\trm -f llib-l%s\n", libname
			print  ""
			printf "llib-l%s : $(C_SRC)\n", libname
			printf "\tcproto -a -l -DNCURSES_ENABLE_STDBOOL_H=0 -DLINT $(CPPFLAGS) $(C_SRC) >$@\n"
			print  ""
			print  "lintlib :"
			printf "\tsh $(srcdir)/../misc/makellib %s $(CPPFLAGS)", libname
			print ""
			print "lint :"
			print "\t$(LINT) $(LINT_OPTS) $(CPPFLAGS) $(C_SRC) $(LINT_LIBS)"
		}
		else
		{
			print  ""
			print  "lintlib :"
			print  "\t@echo no action needed"
		}
	}