From: Gabriel Corona <gabriel.corona@enst-bretagne.fr>
Date: Mon, 29 Feb 2016 19:41:29 +0000 (+0100)
Subject: [smpi] Fix shared memoy name for SMPI_SHARED_MALLOC
X-Git-Tag: v3_13~617^2
X-Git-Url: http://info.iut-bm.univ-fcomte.fr/pub/gitweb/simgrid.git/commitdiff_plain/1306cfadb7f9b5c3dc4041eb6064a0d3a8bf72c2

[smpi] Fix shared memoy name for SMPI_SHARED_MALLOC

The name is expected to start with a '/'. This should fix
SMPI_SHARED_MALLOC on MacOS X.
---

diff --git a/src/smpi/smpi_bench.cpp b/src/smpi/smpi_bench.cpp
index c7c1dc1c11..516d22af95 100644
--- a/src/smpi/smpi_bench.cpp
+++ b/src/smpi/smpi_bench.cpp
@@ -490,7 +490,7 @@ void *smpi_shared_malloc(size_t size, const char *file, int line)
       // The insertion did not take place.
       // Generate a shared memory name from the address of the shared_data:
       char shmname[256];
-      sprintf(shmname, "smpi_shared_malloc_%p", &*data);
+      sprintf(shmname, "/smpi_shared_malloc_%p", &*data);
       fd = shm_open(shmname, O_RDWR | O_CREAT | O_EXCL,
                     S_IRUSR | S_IWUSR | S_IRGRP | S_IROTH);
       if (fd < 0) {