Add gdb.dlang to the gdb testsuite for the purpose of creating D

specific tests.

gdb/testsuite/ChangeLog:
2014-01-17  Iain Buclaw  <ibuclaw@gdcproject.org>

    * configure.ac: Create gdb.dlang/Makefile.
    * configure: Regenerate.
    * Makefile.in (ALL_SUBDIRS): Add gdb.dlang.
    * gdb.dlang/Makefile.in: New file.
    * lib/d-support.exp: New file.
    * lib/gdb.exp (skip_d_tests): New proc.

gdb/testsuite/ChangeLog

@@ -1,3 +1,12 @@
+2014-01-17  Iain Buclaw  <ibuclaw@gdcproject.org>
+
+	* configure.ac: Create gdb.dlang/Makefile.
+	* configure: Regenerate.
+	* Makefile.in (ALL_SUBDIRS): Add gdb.dlang.
+	* gdb.dlang/Makefile.in: New file.
+	* lib/d-support.exp: New file.
+	* lib/gdb.exp (skip_d_tests): New proc.
+
 2014-01-16  Markus Metzger  <markus.t.metzger@intel.com>
 
 	* gdb.btrace/delta.exp: Check reverse stepi.

gdb/testsuite/Makefile.in

@@ -33,7 +33,7 @@ EXEEXT = @EXEEXT@
 SUBDIRS = @subdirs@
 RPATH_ENVVAR = @RPATH_ENVVAR@
 ALL_SUBDIRS = gdb.ada gdb.arch gdb.asm gdb.base gdb.btrace gdb.cell gdb.cp \
-	gdb.disasm gdb.dwarf2 gdb.fortran gdb.gdb gdb.go gdb.hp \
+	gdb.disasm gdb.dlang gdb.dwarf2 gdb.fortran gdb.gdb gdb.go gdb.hp \
 	gdb.java gdb.linespec gdb.mi gdb.modula2 gdb.multi \
 	gdb.objc gdb.opencl gdb.opt gdb.pascal gdb.python gdb.server \
 	gdb.stabs gdb.reverse gdb.threads gdb.trace gdb.xml \

gdb/testsuite/configure

@@ -3448,7 +3448,7 @@ done
 
 
 
-ac_config_files="$ac_config_files Makefile gdb.ada/Makefile gdb.arch/Makefile gdb.asm/Makefile gdb.base/Makefile gdb.btrace/Makefile gdb.cell/Makefile gdb.cp/Makefile gdb.disasm/Makefile gdb.dwarf2/Makefile gdb.fortran/Makefile gdb.go/Makefile gdb.server/Makefile gdb.java/Makefile gdb.hp/Makefile gdb.hp/gdb.objdbg/Makefile gdb.hp/gdb.base-hp/Makefile gdb.hp/gdb.aCC/Makefile gdb.hp/gdb.compat/Makefile gdb.hp/gdb.defects/Makefile gdb.linespec/Makefile gdb.mi/Makefile gdb.modula2/Makefile gdb.multi/Makefile gdb.objc/Makefile gdb.opencl/Makefile gdb.opt/Makefile gdb.pascal/Makefile gdb.perf/Makefile gdb.python/Makefile gdb.reverse/Makefile gdb.stabs/Makefile gdb.threads/Makefile gdb.trace/Makefile gdb.xml/Makefile"
+ac_config_files="$ac_config_files Makefile gdb.ada/Makefile gdb.arch/Makefile gdb.asm/Makefile gdb.base/Makefile gdb.btrace/Makefile gdb.cell/Makefile gdb.cp/Makefile gdb.disasm/Makefile gdb.dwarf2/Makefile gdb.dlang/Makefile gdb.fortran/Makefile gdb.go/Makefile gdb.server/Makefile gdb.java/Makefile gdb.hp/Makefile gdb.hp/gdb.objdbg/Makefile gdb.hp/gdb.base-hp/Makefile gdb.hp/gdb.aCC/Makefile gdb.hp/gdb.compat/Makefile gdb.hp/gdb.defects/Makefile gdb.linespec/Makefile gdb.mi/Makefile gdb.modula2/Makefile gdb.multi/Makefile gdb.objc/Makefile gdb.opencl/Makefile gdb.opt/Makefile gdb.pascal/Makefile gdb.perf/Makefile gdb.python/Makefile gdb.reverse/Makefile gdb.stabs/Makefile gdb.threads/Makefile gdb.trace/Makefile gdb.xml/Makefile"
 
 cat >confcache <<\_ACEOF
 # This file is a shell script that caches the results of configure
@@ -4158,6 +4158,7 @@ do
     "gdb.cp/Makefile") CONFIG_FILES="$CONFIG_FILES gdb.cp/Makefile" ;;
     "gdb.disasm/Makefile") CONFIG_FILES="$CONFIG_FILES gdb.disasm/Makefile" ;;
     "gdb.dwarf2/Makefile") CONFIG_FILES="$CONFIG_FILES gdb.dwarf2/Makefile" ;;
+    "gdb.dlang/Makefile") CONFIG_FILES="$CONFIG_FILES gdb.dlang/Makefile" ;;
     "gdb.fortran/Makefile") CONFIG_FILES="$CONFIG_FILES gdb.fortran/Makefile" ;;
     "gdb.go/Makefile") CONFIG_FILES="$CONFIG_FILES gdb.go/Makefile" ;;
     "gdb.server/Makefile") CONFIG_FILES="$CONFIG_FILES gdb.server/Makefile" ;;

gdb/testsuite/configure.ac

@@ -91,7 +91,8 @@ AC_OUTPUT([Makefile \
   gdb.ada/Makefile \
   gdb.arch/Makefile gdb.asm/Makefile gdb.base/Makefile gdb.btrace/Makefile \
   gdb.cell/Makefile gdb.cp/Makefile gdb.disasm/Makefile gdb.dwarf2/Makefile \
-  gdb.fortran/Makefile gdb.go/Makefile gdb.server/Makefile gdb.java/Makefile \
+  gdb.dlang/Makefile gdb.fortran/Makefile gdb.go/Makefile \
+  gdb.server/Makefile gdb.java/Makefile \
   gdb.hp/Makefile gdb.hp/gdb.objdbg/Makefile gdb.hp/gdb.base-hp/Makefile \
   gdb.hp/gdb.aCC/Makefile gdb.hp/gdb.compat/Makefile \
   gdb.hp/gdb.defects/Makefile gdb.linespec/Makefile \

gdb/testsuite/gdb.dlang/Makefile.in

@@ -0,0 +1,15 @@
+VPATH = @srcdir@
+srcdir = @srcdir@
+
+EXECUTABLES =
+
+all info install-info dvi install uninstall installcheck check:
+	@echo "Nothing to be done for $@..."
+
+clean mostlyclean:
+	-rm -f *~ *.o *.ci
+	-rm -f *.dwo *.dwp
+	-rm -f core ${EXECUTABLES}
+
+distclean maintainer-clean realclean: clean
+	-rm -f Makefile config.status config.log gdb.log gdb.sum

gdb/testsuite/lib/d-support.exp

@@ -0,0 +1,34 @@
+# Copyright 2014 Free Software Foundation, Inc.
+#
+# This program 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 3 of the License, or
+# (at your option) any later version.
+#
+# This program 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 this program.  If not, see <http://www.gnu.org/licenses/>.
+
+# Auxiliary function to set the language to D.
+# The result is 1 (true) for success, 0 (false) for failure.
+
+proc set_lang_d {} {
+    if [gdb_test_no_output "set language d"] {
+	return 0
+    }
+    if [gdb_test "show language" ".* source language is \"d\"." \
+	   "set language to \"d\""] {
+	return 0
+    }
+    return 1
+}
+
+# D version of runto_main.
+
+proc d_runto_main { } {
+    return [runto _Dmain]
+}

gdb/testsuite/lib/gdb.exp

@@ -1568,6 +1568,12 @@ proc skip_java_tests {} {
     return 0
 }
 
+# Return a 1 if I don't even want to try to test D.
+
+proc skip_d_tests {} {
+    return 0
+}
+
 # Return a 1 for configurations that do not support Python scripting.
 
 proc skip_python_tests {} {