windows: add tracing with performance counters

Patch by Henry Rawas and Scott Blomquist.

1 files changed, 20 insertions, 2 deletions

diff --git a/configure b/configure
index 2778da276d..112d7cda34 100755
--- a/configure
+++ b/configure
@@ -211,6 +211,16 @@ parser.add_option("--without-etw",
     dest="without_etw",
     help="Build without ETW")
 
+parser.add_option("--with-perfctr",
+    action="store_true",
+    dest="with_perfctr",
+    help="Build with performance counters (default is true on Windows)")
+
+parser.add_option("--without-perfctr",
+    action="store_true",
+    dest="without_perfctr",
+    help="Build without performance counters")
+
 # CHECKME does this still work with recent releases of V8?
 parser.add_option("--gdb",
     action="store_true",
@@ -454,7 +464,7 @@ def configure_node(o):
     o['variables']['node_use_systemtap'] = b(options.with_dtrace)
     if options.systemtap_includes:
       o['include_dirs'] += [options.systemtap_includes]
-  elif b(options.with_dtrace) == 'true':
+  elif options.with_dtrace:
     raise Exception(
        'DTrace is currently only supported on SunOS or Linux systems.')
   else:
@@ -467,11 +477,19 @@ def configure_node(o):
   # By default, enable ETW on Windows.
   if sys.platform.startswith('win32'):
     o['variables']['node_use_etw'] = b(not options.without_etw);
-  elif b(options.with_etw) == 'true':
+  elif options.with_etw:
     raise Exception('ETW is only supported on Windows.')
   else:
     o['variables']['node_use_etw'] = 'false'
 
+  # By default, enable Performance counters on Windows.
+  if sys.platform.startswith('win32'):
+    o['variables']['node_use_perfctr'] = b(not options.without_perfctr);
+  elif options.with_perfctr:
+    raise Exception('Performance counter is only supported on Windows.')
+  else:
+    o['variables']['node_use_perfctr'] = 'false'
+
 
 def configure_libz(o):
   o['variables']['node_shared_zlib'] = b(options.shared_zlib)