build: Add option to compile for coverage reports

Add --coverage option to configure to support
compiling for generation of C based coverage reports

PR-URL: https://github.com/nodejs/node/pull/9463
Reviewed-By: Anna Henningsen <anna@addaleax.net>
Reviewed-By: James M Snell <jasnell@gmail.com>
Reviewed-By: Colin Ihrig <cjihrig@gmail.com>
Reviewed-By: Michael Dawson <michael_dawson@ca.ibm.com>

1 files changed, 10 insertions, 0 deletions

diff --git a/configure b/configure
index 02e6296b56..af46f13225 100755
--- a/configure
+++ b/configure
@@ -59,6 +59,11 @@ parser.add_option('--prefix',
     default='/usr/local',
     help='select the install prefix [default: %default]')
 
+parser.add_option('--coverage',
+    action='store_true',
+    dest='coverage',
+    help='Build node with code coverage enabled')
+
 parser.add_option('--debug',
     action='store_true',
     dest='debug',
@@ -857,6 +862,11 @@ def configure_node(o):
   if options.use_xcode and options.use_ninja:
     raise Exception('--xcode and --ninja cannot be used together.')
 
+  if options.coverage:
+    o['variables']['coverage'] = 'true'
+  else:
+    o['variables']['coverage'] = 'false'
+
 def configure_library(lib, output):
   shared_lib = 'shared_' + lib
   output['variables']['node_' + shared_lib] = b(getattr(options, shared_lib))