Initial revision

From-SVN: r14209

gcc/configure.frag

@@ -0,0 +1,76 @@
+# configure.frag for GNU CC
+# Process the Makefile fragments from language directories.
+
+# Copyright (C) 1997 Free Software Foundation, Inc.
+
+#This file is part of GNU CC.
+
+#GNU CC is free software; you can redistribute it and/or modify
+#it under the terms of the GNU General Public License as published by
+#the Free Software Foundation; either version 2, or (at your option)
+#any later version.
+
+#GNU CC is distributed in the hope that it will be useful,
+#but WITHOUT ANY WARRANTY; without even the implied warranty of
+#MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+#GNU General Public License for more details.
+
+#You should have received a copy of the GNU General Public License
+#along with GNU CC; see the file COPYING.  If not, write to
+#the Free Software Foundation, 59 Temple Place - Suite 330,
+#Boston, MA 02111-1307, USA.
+
+rm -f Make-lang
+touch Make-lang
+
+# First parameter is the source directory, second is list of subdirectories
+savesrcdir=$1
+savesubdirs=$2
+for subdir in . $savesubdirs
+do
+	oldsrcdir=$savesrcdir
+
+	# Re-adjust the path
+	case $oldsrcdir in
+	/*)
+		case $subdir in
+		.)
+			srcdir=$oldsrcdir
+			;;
+		*)
+			srcdir=$oldsrcdir/$subdir
+			;;
+		esac
+		;;
+	*)
+		case $subdir in
+		.)
+			;;
+		*)
+			oldsrcdir=../${oldsrcdir}
+			srcdir=$oldsrcdir/$subdir
+			;;
+		esac
+		;;
+	esac
+	mainsrcdir=$oldsrcdir
+	STARTDIR=`pwd`
+	test -d $subdir || mkdir $subdir
+	cd $subdir
+
+	# If this is the top level Makefile, add the language fragments.
+	if [ $subdir = . ]
+	then
+		for s in .. $savesubdirs
+		do
+			if [ $s != ".." ]
+			then
+				cat ${mainsrcdir}/$s/Make-lang.in >> Make-lang
+			fi
+		done
+	fi
+
+	cd $STARTDIR
+done   # end of current-dir SUBDIRS loop
+
+srcdir=$savesrcdir