X-Git-Url: http://info.iut-bm.univ-fcomte.fr/pub/gitweb/simgrid.git/blobdiff_plain/098b6beb025164bc7226f11ccf32ee5b3fa9fbb2..950b9d175a7966b91adf53b74745ce4e6e5da5f9:/src/smpi/internals/smpi_global.cpp

diff --git a/src/smpi/internals/smpi_global.cpp b/src/smpi/internals/smpi_global.cpp
index 0c5d88a847..2169f674a0 100644
--- a/src/smpi/internals/smpi_global.cpp
+++ b/src/smpi/internals/smpi_global.cpp
@@ -53,14 +53,6 @@ XBT_LOG_NEW_DEFAULT_SUBCATEGORY(smpi_kernel, smpi, "Logging specific to SMPI (ke
   extern "C" void _gfortran_set_args(int, char **);
 #endif
 
-#ifndef RTLD_DEEPBIND
-/* RTLD_DEEPBIND is a bad idea of GNU ld that obviously does not exist on other platforms
- * See https://www.akkadia.org/drepper/dsohowto.pdf
- * and https://lists.freebsd.org/pipermail/freebsd-current/2016-March/060284.html
-*/
-#define RTLD_DEEPBIND 0
-#endif
-
 #if HAVE_PAPI
 #include "papi.h"
 std::string papi_default_config_name = "default";
@@ -95,8 +87,6 @@ MPI_Errhandler *MPI_ERRHANDLER_NULL = nullptr;
 // No instance gets manually created; check also the smpirun.in script as
 // this default name is used there as well (when the <actor> tag is generated).
 static const std::string smpi_default_instance_name("smpirun");
-XBT_PRIVATE simgrid::config::Flag<double> smpi_wtime_sleep(
-  "smpi/wtime", "Minimum time to inject inside a call to MPI_Wtime", 0.0);
 static simgrid::config::Flag<double> smpi_init_sleep(
   "smpi/init", "Time to inject inside a call to MPI_Init", 0.0);
 
@@ -579,7 +569,7 @@ static void smpi_init_privatization_dlopen(std::string executable)
 
       smpi_copy_file(executable, target_executable, fdin_size);
       // if smpi/privatize-libs is set, duplicate pointed lib and link each executable copy to a different one.
-      std::string target_lib;
+      std::vector<std::string> target_libs;
       for (auto const& libpath : privatize_libs_paths) {
         // if we were given a full path, strip it
         size_t index = libpath.find_last_of("/\\");
@@ -598,8 +588,9 @@ static void smpi_init_privatization_dlopen(std::string executable)
           unsigned int pad = 7;
           if (libname.length() < pad)
             pad = libname.length();
-          target_lib =
+          std::string target_lib =
               std::string(pad - std::to_string(rank).length(), '0') + std::to_string(rank) + libname.substr(pad);
+          target_libs.push_back(target_lib);
           XBT_DEBUG("copy lib %s to %s, with size %lld", libpath.c_str(), target_lib.c_str(), (long long)fdin_size2);
           smpi_copy_file(libpath, target_lib, fdin_size2);
 
@@ -612,11 +603,11 @@ static void smpi_init_privatization_dlopen(std::string executable)
 
       rank++;
       // Load the copy and resolve the entry point:
-      void* handle    = dlopen(target_executable.c_str(), RTLD_LAZY | RTLD_LOCAL | RTLD_DEEPBIND);
+      void* handle    = dlopen(target_executable.c_str(), RTLD_LAZY | RTLD_LOCAL);
       int saved_errno = errno;
       if (simgrid::config::get_value<bool>("smpi/keep-temps") == false) {
         unlink(target_executable.c_str());
-        if (not target_lib.empty())
+        for (const std::string& target_lib : target_libs)
           unlink(target_lib.c_str());
       }
       if (handle == nullptr)
@@ -745,24 +736,3 @@ void smpi_mpi_init() {
   if(smpi_init_sleep > 0)
     simcall_process_sleep(smpi_init_sleep);
 }
-
-double smpi_mpi_wtime(){
-  double time;
-  if (smpi_process()->initialized() != 0 && smpi_process()->finalized() == 0 && smpi_process()->sampling() == 0) {
-    smpi_bench_end();
-    time = SIMIX_get_clock();
-    // to avoid deadlocks if used as a break condition, such as
-    //     while (MPI_Wtime(...) < time_limit) {
-    //       ....
-    //     }
-    // because the time will not normally advance when only calls to MPI_Wtime
-    // are made -> deadlock (MPI_Wtime never reaches the time limit)
-    if(smpi_wtime_sleep > 0)
-      simcall_process_sleep(smpi_wtime_sleep);
-    smpi_bench_begin();
-  } else {
-    time = SIMIX_get_clock();
-  }
-  return time;
-}
-