status_t
PackageLink::WriteToPath(const char *path, ItemState *state)
{
if (state == NULL)
return B_ERROR;
status_t ret = B_OK;
BSymLink symlink;
parser_debug("Symlink: %s WriteToPath() called!\n", fPath.String());
BPath &destination = state->destination;
BDirectory *dir = &state->parent;
if (state->status == B_NO_INIT || destination.InitCheck() != B_OK
|| dir->InitCheck() != B_OK) {
// Not yet initialized
ret = InitPath(path, &destination);
if (ret != B_OK)
return ret;
BString linkName(destination.Leaf());
parser_debug("%s:%s:%s\n", fPath.String(), destination.Path(),
linkName.String());
BPath dirPath;
ret = destination.GetParent(&dirPath);
ret = dir->SetTo(dirPath.Path());
if (ret == B_ENTRY_NOT_FOUND) {
ret = create_directory(dirPath.Path(), kDefaultMode);
if (ret != B_OK) {
parser_debug("create_directory()) failed\n");
return B_ERROR;
}
}
if (ret != B_OK) {
parser_debug("destination InitCheck failed %s for %s\n",
strerror(ret), dirPath.Path());
return ret;
}
ret = dir->CreateSymLink(destination.Path(), fLink.String(), &symlink);
if (ret == B_FILE_EXISTS) {
// We need to check if the existing symlink is pointing at the same path
// as our new one - if not, let's prompt the user
symlink.SetTo(destination.Path());
BPath oldLink;
ret = symlink.MakeLinkedPath(dir, &oldLink);
chdir(dirPath.Path());
if (ret == B_BAD_VALUE || oldLink != fLink.String())
state->status = ret = B_FILE_EXISTS;
else
ret = B_OK;
}
}
if (state->status == B_FILE_EXISTS) {
switch (state->policy) {
case P_EXISTS_OVERWRITE:
{
BEntry entry;
ret = entry.SetTo(destination.Path());
if (ret != B_OK)
return ret;
entry.Remove();
ret = dir->CreateSymLink(destination.Path(), fLink.String(),
&symlink);
break;
}
case P_EXISTS_NONE:
case P_EXISTS_ASK:
ret = B_FILE_EXISTS;
break;
case P_EXISTS_SKIP:
return B_OK;
}
}
if (ret != B_OK) {
parser_debug("CreateSymLink failed\n");
return ret;
}
parser_debug(" Symlink created!\n");
ret = symlink.SetPermissions(static_cast<mode_t>(fMode));
if (fCreationTime && ret == B_OK)
ret = symlink.SetCreationTime(static_cast<time_t>(fCreationTime));
if (fModificationTime && ret == B_OK) {
ret = symlink.SetModificationTime(static_cast<time_t>(
fModificationTime));
}
if (ret != B_OK) {
parser_debug("Failed to set symlink attributes\n");
return ret;
}
if (fOffset) {
// Symlinks also seem to have attributes - so parse them
ret = HandleAttributes(&destination, &symlink, "LnDa");
}
return ret;
}
// MakeLinkedPathTest
void
SymLinkTest::MakeLinkedPathTest()
{
const char *dirLink = dirLinkname;
const char *fileLink = fileLinkname;
const char *relDirLink = relDirLinkname;
const char *relFileLink = relFileLinkname;
const char *cyclicLink1 = cyclicLinkname1;
const char *cyclicLink2 = cyclicLinkname2;
const char *existingDir = existingDirname;
const char *existingSuperDir = existingSuperDirname;
const char *existingFile = existingFilename;
const char *existingSuperFile = existingSuperFilename;
const char *nonExisting = nonExistingDirname;
BSymLink link;
BPath path;
// 1. MakeLinkedPath(const char*, BPath*)
// uninitialized
NextSubTest();
CPPUNIT_ASSERT( link.InitCheck() == B_NO_INIT );
CPPUNIT_ASSERT( equals(link.MakeLinkedPath("/boot", &path), B_BAD_ADDRESS,
B_FILE_ERROR) );
link.Unset();
path.Unset();
// existing absolute dir link
NextSubTest();
CPPUNIT_ASSERT( link.SetTo(dirLink) == B_OK );
CPPUNIT_ASSERT( link.MakeLinkedPath("/boot", &path)
== (ssize_t)strlen(existingDir) );
CPPUNIT_ASSERT( path.InitCheck() == B_OK );
CPPUNIT_ASSERT( string(existingDir) == path.Path() );
link.Unset();
path.Unset();
// existing absolute file link
NextSubTest();
CPPUNIT_ASSERT( link.SetTo(fileLink) == B_OK );
CPPUNIT_ASSERT( link.MakeLinkedPath("/boot", &path)
== (ssize_t)strlen(existingFile) );
CPPUNIT_ASSERT( path.InitCheck() == B_OK );
CPPUNIT_ASSERT( string(existingFile) == path.Path() );
link.Unset();
path.Unset();
// existing absolute cyclic link
NextSubTest();
CPPUNIT_ASSERT( link.SetTo(cyclicLink1) == B_OK );
CPPUNIT_ASSERT( link.MakeLinkedPath("/boot", &path)
== (ssize_t)strlen(cyclicLink2) );
CPPUNIT_ASSERT( path.InitCheck() == B_OK );
CPPUNIT_ASSERT( string(cyclicLink2) == path.Path() );
link.Unset();
path.Unset();
// existing relative dir link
NextSubTest();
BEntry entry;
BPath entryPath;
CPPUNIT_ASSERT( entry.SetTo(existingDir) == B_OK );
CPPUNIT_ASSERT( entry.GetPath(&entryPath) == B_OK );
CPPUNIT_ASSERT( link.SetTo(relDirLink) == B_OK );
CPPUNIT_ASSERT( link.MakeLinkedPath(existingSuperDir, &path)
== (ssize_t)strlen(entryPath.Path()) );
CPPUNIT_ASSERT( path.InitCheck() == B_OK );
CPPUNIT_ASSERT( entryPath == path );
link.Unset();
path.Unset();
entry.Unset();
entryPath.Unset();
// existing relative file link
NextSubTest();
CPPUNIT_ASSERT( entry.SetTo(existingFile) == B_OK );
CPPUNIT_ASSERT( entry.GetPath(&entryPath) == B_OK );
CPPUNIT_ASSERT( link.SetTo(relFileLink) == B_OK );
CPPUNIT_ASSERT( link.MakeLinkedPath(existingSuperFile, &path)
== (ssize_t)strlen(entryPath.Path()) );
CPPUNIT_ASSERT( path.InitCheck() == B_OK );
CPPUNIT_ASSERT( entryPath == path );
link.Unset();
path.Unset();
entry.Unset();
entryPath.Unset();
// bad args
NextSubTest();
CPPUNIT_ASSERT( link.SetTo(dirLink) == B_OK );
// R5: crashs, when passing a NULL path
#if !TEST_R5
CPPUNIT_ASSERT( link.MakeLinkedPath("/boot", NULL) == B_BAD_VALUE );
#endif
CPPUNIT_ASSERT( link.MakeLinkedPath((const char*)NULL, &path)
== B_BAD_VALUE );
// R5: crashs, when passing a NULL path
#if !TEST_R5
CPPUNIT_ASSERT( link.MakeLinkedPath((const char*)NULL, NULL)
== B_BAD_VALUE );
#endif
link.Unset();
path.Unset();
// 2. MakeLinkedPath(const BDirectory*, BPath*)
// uninitialized
NextSubTest();
link.Unset();
CPPUNIT_ASSERT( link.InitCheck() == B_NO_INIT );
BDirectory dir;
CPPUNIT_ASSERT( dir.SetTo("/boot") == B_OK);
CPPUNIT_ASSERT( equals(link.MakeLinkedPath(&dir, &path), B_BAD_ADDRESS,
B_FILE_ERROR) );
link.Unset();
path.Unset();
dir.Unset();
// existing absolute dir link
NextSubTest();
CPPUNIT_ASSERT( link.SetTo(dirLink) == B_OK );
CPPUNIT_ASSERT( dir.SetTo("/boot") == B_OK);
CPPUNIT_ASSERT( link.MakeLinkedPath(&dir, &path)
== (ssize_t)strlen(existingDir) );
CPPUNIT_ASSERT( path.InitCheck() == B_OK );
CPPUNIT_ASSERT( string(existingDir) == path.Path() );
link.Unset();
path.Unset();
dir.Unset();
// existing absolute file link
NextSubTest();
CPPUNIT_ASSERT( link.SetTo(fileLink) == B_OK );
CPPUNIT_ASSERT( dir.SetTo("/boot") == B_OK);
CPPUNIT_ASSERT( link.MakeLinkedPath(&dir, &path)
== (ssize_t)strlen(existingFile) );
CPPUNIT_ASSERT( path.InitCheck() == B_OK );
CPPUNIT_ASSERT( string(existingFile) == path.Path() );
link.Unset();
path.Unset();
dir.Unset();
// existing absolute cyclic link
NextSubTest();
CPPUNIT_ASSERT( link.SetTo(cyclicLink1) == B_OK );
CPPUNIT_ASSERT( dir.SetTo("/boot") == B_OK);
CPPUNIT_ASSERT( link.MakeLinkedPath(&dir, &path)
== (ssize_t)strlen(cyclicLink2) );
CPPUNIT_ASSERT( path.InitCheck() == B_OK );
CPPUNIT_ASSERT( string(cyclicLink2) == path.Path() );
link.Unset();
path.Unset();
dir.Unset();
// existing relative dir link
NextSubTest();
CPPUNIT_ASSERT( entry.SetTo(existingDir) == B_OK );
CPPUNIT_ASSERT( entry.GetPath(&entryPath) == B_OK );
CPPUNIT_ASSERT( link.SetTo(relDirLink) == B_OK );
CPPUNIT_ASSERT( dir.SetTo(existingSuperDir) == B_OK);
CPPUNIT_ASSERT( link.MakeLinkedPath(&dir, &path)
== (ssize_t)strlen(entryPath.Path()) );
CPPUNIT_ASSERT( path.InitCheck() == B_OK );
CPPUNIT_ASSERT( entryPath == path );
link.Unset();
path.Unset();
dir.Unset();
entry.Unset();
entryPath.Unset();
// existing relative file link
NextSubTest();
CPPUNIT_ASSERT( entry.SetTo(existingFile) == B_OK );
CPPUNIT_ASSERT( entry.GetPath(&entryPath) == B_OK );
CPPUNIT_ASSERT( link.SetTo(relFileLink) == B_OK );
CPPUNIT_ASSERT( dir.SetTo(existingSuperFile) == B_OK);
CPPUNIT_ASSERT( link.MakeLinkedPath(&dir, &path)
== (ssize_t)strlen(entryPath.Path()) );
CPPUNIT_ASSERT( path.InitCheck() == B_OK );
CPPUNIT_ASSERT( entryPath == path );
link.Unset();
path.Unset();
dir.Unset();
entry.Unset();
entryPath.Unset();
// absolute link, uninitialized dir
NextSubTest();
CPPUNIT_ASSERT( link.SetTo(dirLink) == B_OK );
CPPUNIT_ASSERT( dir.InitCheck() == B_NO_INIT);
CPPUNIT_ASSERT( link.MakeLinkedPath(&dir, &path)
== (ssize_t)strlen(existingDir) );
CPPUNIT_ASSERT( path.InitCheck() == B_OK );
CPPUNIT_ASSERT( string(existingDir) == path.Path() );
// absolute link, badly initialized dir
NextSubTest();
CPPUNIT_ASSERT( link.SetTo(dirLink) == B_OK );
CPPUNIT_ASSERT( dir.SetTo(nonExisting) == B_ENTRY_NOT_FOUND);
CPPUNIT_ASSERT( link.MakeLinkedPath(&dir, &path)
== (ssize_t)strlen(existingDir) );
CPPUNIT_ASSERT( path.InitCheck() == B_OK );
CPPUNIT_ASSERT( string(existingDir) == path.Path() );
link.Unset();
path.Unset();
dir.Unset();
// relative link, uninitialized dir
NextSubTest();
CPPUNIT_ASSERT( link.SetTo(relDirLink) == B_OK );
CPPUNIT_ASSERT( dir.InitCheck() == B_NO_INIT);
CPPUNIT_ASSERT( equals(link.MakeLinkedPath(&dir, &path), B_NO_INIT,
B_BAD_VALUE) );
link.Unset();
// relative link, badly initialized dir
NextSubTest();
CPPUNIT_ASSERT( link.SetTo(relDirLink) == B_OK );
CPPUNIT_ASSERT( dir.SetTo(nonExisting) == B_ENTRY_NOT_FOUND);
CPPUNIT_ASSERT( equals(link.MakeLinkedPath(&dir, &path), B_NO_INIT,
B_BAD_VALUE) );
link.Unset();
path.Unset();
dir.Unset();
// bad args
NextSubTest();
CPPUNIT_ASSERT( link.SetTo(dirLink) == B_OK );
CPPUNIT_ASSERT( dir.SetTo("/boot") == B_OK);
// R5: crashs, when passing a NULL path
#if !TEST_R5
CPPUNIT_ASSERT( link.MakeLinkedPath(&dir, NULL) == B_BAD_VALUE );
#endif
CPPUNIT_ASSERT( link.MakeLinkedPath((const BDirectory*)NULL, &path)
== B_BAD_VALUE );
// R5: crashs, when passing a NULL path
#if !TEST_R5
CPPUNIT_ASSERT( link.MakeLinkedPath((const BDirectory*)NULL, NULL)
== B_BAD_VALUE );
#endif
link.Unset();
path.Unset();
dir.Unset();
}
