1 files changed, 16 insertions, 0 deletions
diff --git a/scons/gallium.py b/scons/gallium.py
index 61643a6d4fc..450da8cc6ef 100755
--- a/scons/gallium.py
+++ b/scons/gallium.py
@@ -146,6 +146,19 @@ def check_cc(env, cc, expr, cpp_opt = '-E'):
     return result
 
 
+def check_functions(env, functions):
+    '''Check if all of the functions exist'''
+
+    conf = SCons.Script.Configure(env)
+    have_functions = True
+
+    for function in functions:
+        if not conf.CheckFunc(function):
+            have_functions = False
+
+    env = conf.Finish()
+    return have_functions
+
 def check_prog(env, prog):
     """Check whether this program exists."""
 
@@ -330,6 +343,9 @@ def generate(env):
             cppdefines += ['HAVE_XLOCALE_H']
         env = conf.Finish()
 
+        if check_functions(env, ['strtod_l', 'strtof_l']):
+            cppdefines += ['HAVE_STRTOD_L']
+
     if platform == 'windows':
         cppdefines += [
             'WIN32',