Ada95/mk-1st.awk

# $Id: mk-1st.awk,v 1.5 2020/02/02 23:34:34 tom Exp $
##############################################################################
# Copyright 2020 Thomas E. Dickey                                            #
# Copyright 2010,2011 Free Software Foundation, Inc.                         #
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# copy of this software and associated documentation files (the "Software"), #
# to deal in the Software without restriction, including without limitation  #
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# permit persons to whom the Software is furnished to do so, subject to the  #
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# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,   #
# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL    #
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##############################################################################
#
# Author: Thomas E. Dickey
#
# Generate compile-rules for the Ada95 modules that we are using in libraries
# or programs.  This script is used for older versions of gnatmake, which do
# not build libraries reliably, e.g., gnatmake 3.15.
#
# Fields in src/modules:
#	$1 = module name
#	$2 = directory where spec-dependency ".ads" is found
#	$3 = directory where body-dependency ".adb" is found
#	$4 = unit to compile (spec or body)
#
BEGIN	{
		printf "\n";
		printf "# generated by Ada95/mk-1st.awk\n";
	}
	/^[#]/ {
		next
	}
	/^$/ {
		next
	}
	{
		printf "\n";
		printf "%s.o :", $1;

		if ( $2 == "none" ) {
			pre_spec = "";
		} else if ( $2 == "." ) {
			pre_spec = "";
			printf " \\\n\t\t%s.ads", $1;
		} else {
			pre_spec = sprintf("%s/", $2);
			printf " \\\n\t\t%s%s.ads", pre_spec, $1;
		}

		if ( $3 == "none" ) {
			pre_body = "";
		} else if ( $3 == "." ) {
			pre_body = "";
			printf " \\\n\t\t%s.adb", $1;
		} else {
			pre_body = sprintf("%s/", $3);
			printf " \\\n\t\t%s%s.adb", pre_body, $1;
			printf " \\\n\t\t$(BASEDEPS)";
		}

		if ( $4 == "spec" ) {
			suffix = "ads";
			prefix = pre_spec;
		} else {
			suffix = "adb";
			prefix = pre_body;
		}

		printf  "\n";
		printf "\t$(ADA) $(ADAFLAGS) -c -o $@ %s%s.%s\n", prefix, $1, suffix
	}
END	{
		print  ""
	}