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* Use new (std::nothrow), check for out of memory conditions and report them. 

git-svn-id: file:///srv/svn/repos/haiku/haiku/trunk@24557 a95241bf-73f2-0310-859d-f6bbb57e9c96
This commit is contained in:
Stephan Aßmus 2008-03-24 15:25:52 +00:00
parent 8b940bb400
commit a715f908f2
1 changed files with 18 additions and 13 deletions
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31
src/kits/media/MediaRoster.cpp
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@ -34,6 +34,8 @@ char __dont_remove_copyright_from_binary[] = "Copyright (c) 2002-2006 Marcus "
//#define DEBUG 7
#include <MediaRoster.h>
#include <new>
#include <Locker.h>
#include <Message.h>
#include <Messenger.h>
@ -1951,8 +1953,10 @@ BMediaRoster::Roster(status_t *out_error)
*out_error = B_OK;
if (_sDefault == NULL) {
status_t err;
_sDefault = new BMediaRosterEx(&err);
if (err != B_OK) {
_sDefault = new (std::nothrow) BMediaRosterEx(&err);
if (_sDefault == NULL)
err = B_NO_MEMORY;
else if (err != B_OK) {
if (_sDefault) {
_sDefault->Lock();
_sDefault->Quit();
@ -2061,26 +2065,27 @@ BMediaRoster::GetParameterWebFor(const media_node & node,
// no parameter web available
// XXX should we return an error?
ERROR("BMediaRoster::GetParameterWebFor node %ld has no parameter web\n", node.node);
*out_web = new BParameterWeb();
*out_web = new (std::nothrow) BParameterWeb();
delete_area(area);
return B_OK;
return *out_web != NULL ? B_OK : B_NO_MEMORY;
}
if (reply.size > 0) {
// we got a flattened parameter web!
*out_web = new BParameterWeb();
printf("BMediaRoster::GetParameterWebFor Unflattening %ld bytes, 0x%08lx, 0x%08lx, 0x%08lx, 0x%08lx\n",
reply.size, ((uint32*)data)[0], ((uint32*)data)[1], ((uint32*)data)[2], ((uint32*)data)[3]);
rv = (*out_web)->Unflatten(reply.code, data, reply.size);
*out_web = new (std::nothrow) BParameterWeb();
if (*out_web == NULL)
rv = B_NO_MEMORY;
else {
printf("BMediaRoster::GetParameterWebFor Unflattening %ld bytes, 0x%08lx, 0x%08lx, 0x%08lx, 0x%08lx\n",
reply.size, ((uint32*)data)[0], ((uint32*)data)[1], ((uint32*)data)[2], ((uint32*)data)[3]);
rv = (*out_web)->Unflatten(reply.code, data, reply.size);
}
if (rv != B_OK) {
ERROR("BMediaRoster::GetParameterWebFor Unflatten failed, %s\n", strerror(rv));
delete_area(area);
delete *out_web;
return B_ERROR;
}
delete_area(area);
return B_OK;
return rv;
}
delete_area(area);
ASSERT(reply.size == -1);