erts: Create gdb pything script for thread listing

erts/.gitignore

@@ -11,6 +11,7 @@
 
 /etc/common/Install
 /etc/common/erl.src
+/etc/unix/etp-commands
 
 /test/Emakefile
 /test/*.beam

erts/etc/Makefile

@@ -18,10 +18,11 @@
 #
 include $(ERL_TOP)/make/target.mk
 
-
 SUB_DIRECTORIES = common
 ifeq ($(TARGET),win32)
 SUB_DIRECTORIES += win32
+else
+SUB_DIRECTORIES += unix
 endif
 
 include $(ERL_TOP)/make/otp_subdir.mk

erts/etc/unix/Makefile

@@ -0,0 +1,46 @@
+#
+# %CopyrightBegin%
+#
+# Copyright Ericsson AB 2013. All Rights Reserved.
+#
+# The contents of this file are subject to the Erlang Public License,
+# Version 1.1, (the "License"); you may not use this file except in
+# compliance with the License. You should have received a copy of the
+# Erlang Public License along with this software. If not, it can be
+# retrieved online at http://www.erlang.org/.
+#
+# Software distributed under the License is distributed on an "AS IS"
+# basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See
+# the License for the specific language governing rights and limitations
+# under the License.
+#
+# %CopyrightEnd%
+#
+
+include $(ERL_TOP)/make/output.mk
+include $(ERL_TOP)/make/target.mk
+
+include $(ERL_TOP)/make/$(TARGET)/otp.mk
+include ../../vsn.mk
+
+opt debug: etc
+
+.PHONY: etc
+etc: etp-commands
+
+etp-commands: etp-commands.in
+	sed 's:@ERL_TOP@:${ERL_TOP}:g' etp-commands.in > etp-commands
+
+.PHONY: docs
+docs:
+
+.PHONY: clean
+clean:
+
+# ----------------------------------------------------
+# Release Target
+# ---------------------------------------------------- 
+include $(ERL_TOP)/make/otp_release_targets.mk
+
+.PHONY: release_spec
+release_spec: etc

erts/etc/unix/etp-commands → erts/etc/unix/etp-commands.in

@@ -2757,6 +2757,10 @@ document etp-run
 %---------------------------------------------------------------------------
 end
 
+define etp-thr
+  source @ERL_TOP@/erts/etc/unix/etp-thr.py
+end
+
 ############################################################################
 # Toolbox parameter handling
 #

erts/etc/unix/etp-thr.py

@@ -0,0 +1,57 @@
+#
+# %CopyrightBegin%
+#
+# Copyright Ericsson AB 2013. All Rights Reserved.
+#
+# The contents of this file are subject to the Erlang Public License,
+# Version 1.1, (the "License"); you may not use this file except in
+# compliance with the License. You should have received a copy of the
+# Erlang Public License along with this software. If not, it can be
+# retrieved online at http://www.erlang.org/.
+#
+# Software distributed under the License is distributed on an "AS IS"
+# basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See
+# the License for the specific language governing rights and limitations
+# under the License.
+#
+# %CopyrightEnd%
+#
+
+def get_thread_name(t):
+    if t.name != None:
+        return t.name;
+    f = gdb.newest_frame();
+    while f:
+        if f.name() == "async_main":
+            return "async";
+        elif f.name() == "erts_sys_main_thread":
+            return "main";
+        elif f.name() == "signal_dispatcher_thread_func":
+            return "signal_dispatcher";
+        elif f.name() == "sys_msg_dispatcher_func":
+            return "sys_msg_dispatcher";
+        elif f.name() == "child_waiter":
+            return "child_waiter";
+        elif f.name() == "sched_thread_func":
+            return "scheduler";
+        elif f.name() == "aux_thread":
+            return "aux";
+        f = f.older();
+    return "unknown";
+
+
+curr_thread = gdb.selected_thread();
+
+for i in gdb.inferiors():
+    gdb.write(" Id   Thread Name           Frame\n");
+    for t in i.threads():
+        t.switch();
+        if curr_thread == t:
+            gdb.write("*");
+        else:
+            gdb.write(" ");
+        gdb.write("{0:<3}  {1:20} {2}\n".format(
+                t.num,get_thread_name(t),
+                gdb.newest_frame().name()));
+
+curr_thread.switch();