use memcpy in ds_copy.

This commit was SVN r24942.

opal/mca/shmem/mmap/shmem_mmap_module.c

@@ -149,14 +149,7 @@ static int
 ds_copy(const opal_shmem_ds_t *from,
         opal_shmem_ds_t *to)
 {
-    /* SKG */
-    to->flags = from->flags;
-    to->seg_base_addr = from->seg_base_addr;
-    to->opid = from->opid;
-    to->seg_id = from->seg_id;
-    to->seg_size = from->seg_size;
-    to->seg_cpid = from->seg_cpid;
-    memcpy(to->seg_name, from->seg_name, OPAL_PATH_MAX);
+    memcpy(to, from, sizeof(opal_shmem_ds_t));
 
     OPAL_OUTPUT_VERBOSE(
         (70, opal_shmem_base_output,

opal/mca/shmem/posix/shmem_posix_common_utils.c

@@ -55,7 +55,7 @@
 int
 shmem_posix_shm_open(char *posix_file_name_buff, size_t size)
 {
-    int attempt =  0, fd = -1;
+    int attempt = 0, fd = -1;
 
     /* workaround for simultaneous posix shm_opens on the same node (e.g.
      * multiple Open MPI jobs sharing a node).  name collision during component

opal/mca/shmem/posix/shmem_posix_module.c

@@ -148,15 +148,7 @@ static int
 ds_copy(const opal_shmem_ds_t *from,
         opal_shmem_ds_t *to)
 {
-
-    /* SKG */
-    to->flags = from->flags;
-    to->seg_base_addr = from->seg_base_addr;
-    to->opid = from->opid;
-    to->seg_id = from->seg_id;
-    to->seg_size = from->seg_size;
-    to->seg_cpid = from->seg_cpid;
-    memcpy(to->seg_name, from->seg_name, OPAL_PATH_MAX);
+    memcpy(to, from, sizeof(opal_shmem_ds_t));
 
     OPAL_OUTPUT_VERBOSE(
         (70, opal_shmem_base_output,

opal/mca/shmem/sysv/shmem_sysv_module.c

@@ -153,14 +153,7 @@ static int
 ds_copy(const opal_shmem_ds_t *from,
         opal_shmem_ds_t *to)
 {
-    /* SKG */
-    to->flags = from->flags;
-    to->seg_base_addr = from->seg_base_addr;
-    to->opid = from->opid;
-    to->seg_id = from->seg_id;
-    to->seg_size = from->seg_size;
-    to->seg_cpid = from->seg_cpid;
-    memcpy(to->seg_name, from->seg_name, OPAL_PATH_MAX);
+    memcpy(to, from, sizeof(opal_shmem_ds_t));
 
     OPAL_OUTPUT_VERBOSE(
         (70, opal_shmem_base_output,

opal/mca/shmem/windows/shmem_windows_module.c

@@ -146,25 +146,7 @@ static int
 ds_copy(const opal_shmem_ds_t *from,
         opal_shmem_ds_t *to)
 {
-    pid_t my_pid = getpid();
-
-    /* inter-process copy - exclude process-specific data */
-    if (from->opid != my_pid) {
-        /* mask out internal flags */
-        to->flags = (from->flags & OPAL_SHMEM_DS_FLAGS_INTERNAL_MASK);
-        to->seg_base_addr = NULL;
-    }
-    /* i am the owner process, so i can safely copy all the information */
-    else {
-        to->flags = from->flags;
-        to->seg_base_addr = from->seg_base_addr;
-    }
-
-    to->opid = my_pid;
-    to->seg_id = from->seg_id;
-    to->seg_size = from->seg_size;
-    to->seg_cpid = from->seg_cpid;
-    memcpy(to->seg_name, from->seg_name, OPAL_PATH_MAX);
+    memcpy(to, from, sizeof(opal_shmem_ds_t));
 
     OPAL_OUTPUT_VERBOSE(
         (70, opal_shmem_base_output,