Add an unused (for the moment) module file

[simgrid.git] / src / simix / smx_context_sysv.c

diff --git a/src/simix/smx_context_sysv.c b/src/simix/smx_context_sysv.c
index e5b66e1..18cd39f 100644 (file)
--- a/src/simix/smx_context_sysv.c
+++ b/src/simix/smx_context_sysv.c
@@ -26,7 +26,9 @@
 
 XBT_LOG_EXTERNAL_DEFAULT_CATEGORY(simix_context);
 
+#ifdef CONTEXT_THREADS
 static xbt_parmap_t parmap;
+#endif
 
 static smx_context_t
 smx_ctx_sysv_create_context(xbt_main_func_t code, int argc, char **argv,
@@ -62,11 +64,12 @@ void SIMIX_ctx_sysv_factory_init(smx_context_factory_t *factory)
   (*factory)->suspend = smx_ctx_sysv_suspend;
   (*factory)->name = "smx_sysv_context_factory";
 
-  if (smx_parallel_contexts) {
+  if (SIMIX_context_is_parallel()) {
 #ifdef CONTEXT_THREADS /* To use parallel ucontexts a thread pool is needed */
     parmap = xbt_parmap_new(2);
     (*factory)->runall = smx_ctx_sysv_runall_parallel;
     (*factory)->self = smx_ctx_sysv_self_parallel;
+    (*factory)->get_thread_id = smx_ctx_sysv_get_thread_id;
 #else
     THROW0(arg_error, 0, "No thread support for parallel context execution");
 #endif
@@ -108,10 +111,10 @@ smx_ctx_sysv_create_context_sized(size_t size, xbt_main_func_t code,
     context->uc.uc_link = NULL;
 
     context->uc.uc_stack.ss_sp =
-        pth_skaddr_makecontext(context->stack, CONTEXT_STACK_SIZE);
+        pth_skaddr_makecontext(context->stack, smx_context_stack_size);
 
     context->uc.uc_stack.ss_size =
-        pth_sksize_makecontext(context->stack, CONTEXT_STACK_SIZE);
+        pth_sksize_makecontext(context->stack, smx_context_stack_size);
 
 #ifdef HAVE_VALGRIND_VALGRIND_H
     context->valgrind_stack_id =
@@ -136,7 +139,7 @@ smx_ctx_sysv_create_context(xbt_main_func_t code, int argc, char **argv,
     void *data)
 {
 
-  return smx_ctx_sysv_create_context_sized(sizeof(s_smx_ctx_sysv_t),
+  return smx_ctx_sysv_create_context_sized(sizeof(s_smx_ctx_sysv_t) + smx_context_stack_size,
                                            code, argc, argv, cleanup_func,
                                            data);
 
@@ -213,9 +216,9 @@ void smx_ctx_sysv_runall(xbt_dynar_t processes)
 void smx_ctx_sysv_resume_parallel(smx_process_t process)
 {
   smx_context_t context = process->context;
-  xbt_os_thread_set_extra_data(context);
+  smx_current_context = (smx_context_t)context;
   int rv = swapcontext(&((smx_ctx_sysv_t)context)->old_uc, &((smx_ctx_sysv_t) context)->uc);
-  xbt_os_thread_set_extra_data(NULL);
+  smx_current_context = (smx_context_t)maestro_context;
 
   xbt_assert0((rv == 0), "Context swapping failure");
 }
@@ -228,6 +231,12 @@ void smx_ctx_sysv_runall_parallel(xbt_dynar_t processes)
 
 smx_context_t smx_ctx_sysv_self_parallel(void)
 {
-  smx_context_t self_context = (smx_context_t) xbt_os_thread_get_extra_data();
-  return self_context ? self_context : (smx_context_t) maestro_context;
+  /*smx_context_t self_context = (smx_context_t) xbt_os_thread_get_extra_data();
+  return self_context ? self_context : (smx_context_t) maestro_context;*/
+  return smx_current_context;
+}
+
+int smx_ctx_sysv_get_thread_id(void)
+{
+  return (int)(unsigned long)xbt_os_thread_get_extra_data();
 }