From d51d0aa5d5eca5f63da2b516c254dd1e87aa8703 Mon Sep 17 00:00:00 2001
From: Max Brunsfeld <maxbrunsfeld@gmail.com>
Date: Tue, 27 Jan 2015 19:01:16 -0800
Subject: [PATCH] Add linker flag and test script for google-perftools

---
 script/util/run_tests.sh | 14 +++++++++++++-
 tests.gyp                |  3 ++-
 2 files changed, 15 insertions(+), 2 deletions(-)

diff --git a/script/util/run_tests.sh b/script/util/run_tests.sh
index 736c134f..4e3759e4 100644
--- a/script/util/run_tests.sh
+++ b/script/util/run_tests.sh
@@ -20,13 +20,14 @@ EOF
 }
 
 function run_tests {
+  local profile=
   local mode=normal
   local args=()
   local target=$1
   local cmd="out/Debug/${target}"
   shift
 
-  while getopts "df:ghv" option; do
+  while getopts "df:ghpv" option; do
     case ${option} in
       h)
         usage
@@ -38,6 +39,9 @@ function run_tests {
       g)
         mode=valgrind
         ;;
+      p)
+        profile=true
+        ;;
       f)
         args+=("--only=${OPTARG}")
         ;;
@@ -50,6 +54,10 @@ function run_tests {
   BUILDTYPE=Debug make $target
   args=${args:-""}
 
+  if [[ -n $profile ]]; then
+    export CPUPROFILE=/tmp/${target}-$(date '+%s').prof
+  fi
+
   case ${mode} in
     valgrind)
       valgrind \
@@ -74,4 +82,8 @@ function run_tests {
       time $cmd "${args[@]}"
       ;;
   esac
+
+  if [[ -n $profile ]]; then
+    pprof $cmd $CPUPROFILE
+  fi
 }
diff --git a/tests.gyp b/tests.gyp
index 00915d1f..bb78a38e 100644
--- a/tests.gyp
+++ b/tests.gyp
@@ -65,6 +65,8 @@
       '-std=c++0x',
     ],
 
+    'libraries': ['-weak-lprofiler'],
+
     'xcode_settings': {
       'CLANG_CXX_LANGUAGE_STANDARD': 'c++11',
       'ALWAYS_SEARCH_USER_PATHS': 'NO',
@@ -76,4 +78,3 @@
     },
   }
 }
-