tag modules that may only be loaded once at most especially, and enforce that in the module loader

git-svn-id: file:///home/lennart/svn/public/pulseaudio/trunk@2043 fefdeb5f-60dc-0310-8127-8f9354f1896f

1 files changed, 5 insertions, 0 deletions

diff --git a/src/pulsecore/modinfo.c b/src/pulsecore/modinfo.c
index da2df653..d1a78fbb 100644
--- a/src/pulsecore/modinfo.c
+++ b/src/pulsecore/modinfo.c
@@ -40,10 +40,12 @@
 #define PA_SYMBOL_DESCRIPTION "pa__get_description"
 #define PA_SYMBOL_USAGE "pa__get_usage"
 #define PA_SYMBOL_VERSION "pa__get_version"
+#define PA_SYMBOL_LOAD_ONCE "pa__load_once"
 
 pa_modinfo *pa_modinfo_get_by_handle(lt_dlhandle dl, const char *module_name) {
     pa_modinfo *i;
     const char* (*func)(void);
+    pa_bool_t (*func2) (void);
 
     pa_assert(dl);
 
@@ -61,6 +63,9 @@ pa_modinfo *pa_modinfo_get_by_handle(lt_dlhandle dl, const char *module_name) {
     if ((func = (const char* (*)(void)) pa_load_sym(dl, module_name, PA_SYMBOL_VERSION)))
         i->version = pa_xstrdup(func());
 
+    if ((func2 = (pa_bool_t (*)(void)) pa_load_sym(dl, module_name, PA_SYMBOL_LOAD_ONCE)))
+        i->load_once = func2();
+
     return i;
 }