don't require a module name when resolving a dl symbol

git-svn-id: file:///home/lennart/svn/public/pulseaudio/branches/glitch-free@2352 fefdeb5f-60dc-0310-8127-8f9354f1896f

1 files changed, 5 insertions, 3 deletions

diff --git a/src/pulsecore/ltdl-helper.c b/src/pulsecore/ltdl-helper.c
index 711396d8..b83897a6 100644
--- a/src/pulsecore/ltdl-helper.c
+++ b/src/pulsecore/ltdl-helper.c
@@ -42,12 +42,14 @@ pa_void_func_t pa_load_sym(lt_dlhandle handle, const char *module, const char *s
     pa_void_func_t f;
 
     pa_assert(handle);
-    pa_assert(module);
     pa_assert(symbol);
 
-    if ((f = ((pa_void_func_t) (long) lt_dlsym(handle, symbol))))
+    if ((f = ((pa_void_func_t) (size_t) lt_dlsym(handle, symbol))))
         return f;
 
+    if (!module)
+        return NULL;
+
     /* As the .la files might have been cleansed from the system, we should
      * try with the ltdl prefix as well. */
 
@@ -57,7 +59,7 @@ pa_void_func_t pa_load_sym(lt_dlhandle handle, const char *module, const char *s
         if (!isalnum(*c))
             *c = '_';
 
-    f = (pa_void_func_t) (long) lt_dlsym(handle, sn);
+    f = (pa_void_func_t) (size_t) lt_dlsym(handle, sn);
     pa_xfree(sn);
 
     return f;