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* Fixed a bug that caused 'execute*' commands to fail when trying to run a program without any arguments.

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git-svn-id: svn://rakshasa.no/libtorrent/trunk/rtorrent@1187 e378c898-3ddf-0310-93e7-cc216c733640
This commit is contained in:
rakshasa
2010-11-07 08:52:27 +00:00
parent 220f59ee15
commit 6985fce321
2 changed files with 31 additions and 17 deletions
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src/rpc/exec_file.cc
+27 -13
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@@ -161,25 +161,39 @@ ExecFile::execute_object(const torrent::Object& rawArgs, int flags) {
char valueBuffer[buffer_size];
char* valueCurrent = valueBuffer;
const torrent::Object::list_type& args = rawArgs.as_list();
if (rawArgs.is_list()) {
const torrent::Object::list_type& args = rawArgs.as_list();
if (args.empty())
throw torrent::input_error("Too few arguments.");
if (args.empty())
throw torrent::input_error("Too few arguments.");
for (torrent::Object::list_const_iterator itr = args.begin(), last = args.end(); itr != last; itr++, argsCurrent++) {
if (argsCurrent == argsBuffer + max_args - 1)
throw torrent::input_error("Too many arguments.");
for (torrent::Object::list_const_iterator itr = args.begin(), last = args.end(); itr != last; itr++, argsCurrent++) {
if (argsCurrent == argsBuffer + max_args - 1)
throw torrent::input_error("Too many arguments.");
if (itr->is_string() && (!(flags & flag_expand_tilde) || *itr->as_string().c_str() != '~')) {
*argsCurrent = const_cast<char*>(itr->as_string().c_str());
if (itr->is_string() && (!(flags & flag_expand_tilde) || *itr->as_string().c_str() != '~')) {
*argsCurrent = const_cast<char*>(itr->as_string().c_str());
} else {
} else {
*argsCurrent = valueCurrent;
valueCurrent = print_object(valueCurrent, valueBuffer + buffer_size, &*itr, flags) + 1;
if (valueCurrent >= valueBuffer + buffer_size)
throw torrent::input_error("Overflowed execute arg buffer.");
}
}
} else {
const torrent::Object::string_type& args = rawArgs.as_string();
if ((flags & flag_expand_tilde) && args.c_str()[0] == '~') {
*argsCurrent = valueCurrent;
valueCurrent = print_object(valueCurrent, valueBuffer + buffer_size, &*itr, flags) + 1;
valueCurrent = print_object(valueCurrent, valueBuffer + buffer_size, &rawArgs, flags) + 1;
} else {
*argsCurrent = const_cast<char*>(args.c_str());
}
if (valueCurrent >= valueBuffer + buffer_size)
throw torrent::input_error("Overflowed execute arg buffer.");
}
argsCurrent++;
}
*argsCurrent = NULL;