btl/sm: fix race condition

[ggouaillardet]

write to file and then rename, so when the file is open for read, its content is known to have been written.

Fixes #1230

[ggouaillardet]

@rhc54
i also applied the patch below, but i still get errors at run time when compiled with --disable-dlopen
(and i did not try yet without it)

i tried to disable one module, but i still get runtime errors

$ OMPI_MCA_pmix=^pmix112 OMPI_MCA_pmix_base_verbose=19 ./hello_c 2>&1 | grep pmix1
[xxx:07332] mca: base: components_register: found loaded component pmix120
[xxx:07332] mca: base: components_register: component pmix120 has no register or open function
[xxx:07332] mca: base: components_open: found loaded component pmix120
[xxx:07332] mca: base: components_open: component pmix120 open function successful
[xxx:07332] mca:base:select:( pmix) Querying component [pmix120]
[xxx:07332] mca:base:select:( pmix) Query of component [pmix120] set priority to 0
[xxx:07332] mca:base:select:( pmix) Selected component [pmix120]
[xxx:07334] mca: base: components_register: found loaded component pmix112
[xxx:07334] mca: base: components_register: component pmix112 has no register or open function
[xxx:07334] mca: base: components_register: found loaded component pmix120
[xxx:07334] mca: base: components_register: component pmix120 has no register or open function
[xxx:07334] mca: base: components_open: found loaded component pmix112
[xxx:07334] mca: base: components_open: component pmix112 open function successful
[xxx:07334] mca: base: components_open: found loaded component pmix120
[xxx:07334] mca: base: components_open: component pmix120 open function successful
[xxx:07334] mca:base:select:( pmix) Querying component [pmix112]
[xxx:07334] mca:base:select:( pmix) Query of component [pmix112] set priority to 5
[xxx:07334] mca:base:select:( pmix) Querying component [pmix120]
[xxx:07334] mca:base:select:( pmix) Query of component [pmix120] set priority to 0
[xxx:07334] mca:base:select:( pmix) Selected component [pmix112]
[xxx:07334] mca: base: close: component pmix120 closed
[xxx:07334] mca: base: close: unloading component pmix120

diff --git a/opal/mca/pmix/pmix112/pmix/include/pmix/rename.h b/opal/mca/pmix/pmix112/pmix/include/pmix/rename.h
index 195d143..0931fc9 100644
--- a/opal/mca/pmix/pmix112/pmix/include/pmix/rename.h
+++ b/opal/mca/pmix/pmix112/pmix/include/pmix/rename.h
@@ -288,6 +288,60 @@ BEGIN_C_DECLS
 #define pmix_usock_set_blocking                 PMIX_NAME(usock_set_blocking)
 #define pmix_usock_set_nonblocking              PMIX_NAME(usock_set_nonblocking)

+/* misc stuff */
+#define pmix_add_errhandler PMIX_NAME(pmix_add_errhandler)
+#define pmix_bfrop_copy_topo PMIX_NAME(pmix_bfrop_copy_topo)
+#define pmix_bfrop_pack_bool PMIX_NAME(pmix_bfrop_pack_bool)
+#define pmix_bfrop_pack_topo PMIX_NAME(pmix_bfrop_pack_topo)
+#define pmix_bfrop_print_bool PMIX_NAME(pmix_bfrop_print_bool)
+#define pmix_bfrop_print_topo PMIX_NAME(pmix_bfrop_print_topo)
+#define pmix_bfrop_unpack_bool PMIX_NAME(pmix_bfrop_unpack_bool)
+#define pmix_bfrop_unpack_topo PMIX_NAME(pmix_bfrop_unpack_topo)
+#define pmix_client_deregister_errhandler PMIX_NAME(pmix_client_deregister_errhandler)
+#define pmix_client_notify_error PMIX_NAME(pmix_client_notify_error)
+#define pmix_client_register_errhandler PMIX_NAME(pmix_client_register_errhandler)
+#define pmix_get_errorgroup PMIX_NAME(pmix_get_errorgroup)
+#define pmix_globals_finalize PMIX_NAME(pmix_globals_finalize)
+#define pmix_globals_init PMIX_NAME(pmix_globals_init)
+#define pmix_lookup_errhandler PMIX_NAME(pmix_lookup_errhandler)
+#define pmix_pack_proc_map PMIX_NAME(pmix_pack_proc_map)
+#define pmix_pending_nspace_requests PMIX_NAME(pmix_pending_nspace_requests)
+#define pmix_pending_resolve PMIX_NAME(pmix_pending_resolve)
+#define pmix_regex_parse_nodes PMIX_NAME(pmix_regex_parse_nodes)
+#define pmix_regex_parse_procs PMIX_NAME(pmix_regex_parse_procs)
+#define pmix_remove_errhandler PMIX_NAME(pmix_remove_errhandler)
+#define pmix_server_abort PMIX_NAME(pmix_server_abort)
+#define pmix_server_commit PMIX_NAME(pmix_server_commit)
+#define pmix_server_connect PMIX_NAME(pmix_server_connect)
+#define pmix_server_deregister_errhandler PMIX_NAME(pmix_server_deregister_errhandler)
+#define pmix_server_deregister_events PMIX_NAME(pmix_server_deregister_events)
+#define pmix_server_fence PMIX_NAME(pmix_server_fence)
+#define pmix_server_get PMIX_NAME(pmix_server_get)
+#define pmix_server_lookup PMIX_NAME(pmix_server_lookup)
+#define pmix_server_notify_error PMIX_NAME(pmix_server_notify_error)
+#define pmix_server_notify_error_client PMIX_NAME(pmix_server_notify_error_client)
+#define pmix_server_publish PMIX_NAME(pmix_server_publish)
+#define pmix_server_register_errhandler PMIX_NAME(pmix_server_register_errhandler)
+#define pmix_server_register_events PMIX_NAME(pmix_server_register_events)
+#define pmix_server_spawn PMIX_NAME(pmix_server_spawn)
+#define pmix_server_unpublish PMIX_NAME(pmix_server_unpublish)
+#define pmix_start_listening PMIX_NAME(pmix_start_listening)
+#define pmix_stop_listening PMIX_NAME(pmix_stop_listening)
+#define pmix_value_cmp PMIX_NAME(pmix_value_cmp)
+
+#define PMIx_generate_ppn PMIX_NAME(PMIx_generate_ppn)
+#define PMIx_generate_regex PMIX_NAME(PMIx_generate_regex)
+#define PMIx_Notify_error PMIX_NAME(PMIx_Notify_error)
+#define PMIx_server_deregister_client PMIX_NAME(PMIx_server_deregister_client)
+#define PMIx_server_deregister_nspace PMIX_NAME(PMIx_server_deregister_nspace)
+#define PMIx_server_dmodex_request PMIX_NAME(PMIx_server_dmodex_request)
+#define PMIx_server_finalize PMIX_NAME(PMIx_server_finalize)
+#define PMIx_server_init PMIX_NAME(PMIx_server_init)
+#define PMIx_server_register_client PMIX_NAME(PMIx_server_register_client)
+#define PMIx_server_register_nspace PMIX_NAME(PMIx_server_register_nspace)
+#define PMIx_server_setup_fork PMIX_NAME(PMIx_server_setup_fork)
+#define PMIx_Store_internal PMIX_NAME(PMIx_Store_internal) 
+

 #endif /* PMIX_SYM_TRANSFORM */