X-Git-Url: http://bilbo.iut-bm.univ-fcomte.fr/pub/gitweb/simgrid.git/blobdiff_plain/1e9ffea6fdfe24e3268eebcda6fa00d34d6a652b..3e8cbdbebfce89fb0abf0cb8710c8505e111d097:/src/sthread/sthread_impl.cpp

diff --git a/src/sthread/sthread_impl.cpp b/src/sthread/sthread_impl.cpp
index 5ec2a0435a..c4aa27d0c8 100644
--- a/src/sthread/sthread_impl.cpp
+++ b/src/sthread/sthread_impl.cpp
@@ -20,6 +20,7 @@
 #include <sstream>
 #include <stdio.h>
 #include <stdlib.h>
+#include <string_view>
 #include <thread>
 
 XBT_LOG_NEW_DEFAULT_CATEGORY(sthread, "pthread intercepter");
@@ -31,7 +32,7 @@ int sthread_main(int argc, char** argv, char** envp, int (*raw_main)(int, char**
 {
   /* Do not intercept the main when run from SMPI: it will initialize the simulation properly */
   for (int i = 0; envp[i] != nullptr; i++)
-    if (strncmp(envp[i], "SMPI_GLOBAL_SIZE", strlen("SMPI_GLOBAL_SIZE")) == 0)
+    if (std::string_view(envp[i]).rfind("SMPI_GLOBAL_SIZE", 0) == 0)
       return raw_main(argc, argv, envp);
 
   /* If not in SMPI, the old main becomes an actor in a newly created simulation */
@@ -61,17 +62,6 @@ struct sthread_mutex {
   s4u_Mutex* mutex;
 };
 
-static void thread_create_wrapper(void* (*user_function)(void*), void* param)
-{
-#if HAVE_SMPI
-  if (SMPI_is_inited())
-    SMPI_thread_create();
-#endif
-  sthread_enable();
-  user_function(param);
-  sthread_disable();
-}
-
 int sthread_create(unsigned long int* thread, const void* /*pthread_attr_t* attr*/, void* (*start_routine)(void*),
                    void* arg)
 {
@@ -84,7 +74,18 @@ int sthread_create(unsigned long int* thread, const void* /*pthread_attr_t* attr
     MPI_Comm_rank(MPI_COMM_WORLD, &rank);
 #endif
   std::string name    = simgrid::xbt::string_printf("%d:%d", rank, TID);
-  sg4::ActorPtr actor = sg4::Actor::create(name, lilibeth, thread_create_wrapper, start_routine, arg);
+  sg4::ActorPtr actor = sg4::Actor::create(
+      name, lilibeth,
+      [](auto* user_function, auto* param) {
+#if HAVE_SMPI
+        if (SMPI_is_inited())
+          SMPI_thread_create();
+#endif
+        sthread_enable();
+        user_function(param);
+        sthread_disable();
+      },
+      start_routine, arg);
 
   intrusive_ptr_add_ref(actor.get());
   *thread = reinterpret_cast<unsigned long>(actor.get());
@@ -153,7 +154,7 @@ int sthread_gettimeofday(struct timeval* tv)
     double secs  = trunc(now);
     double usecs = (now - secs) * 1e6;
     tv->tv_sec   = static_cast<time_t>(secs);
-    tv->tv_usec  = static_cast<decltype(tv->tv_usec)>(usecs); // suseconds_t (or useconds_t on WIN32)
+    tv->tv_usec  = static_cast<decltype(tv->tv_usec)>(usecs); // suseconds_t
   }
   return 0;
 }