diff options
Diffstat (limited to 'mcop/tmpglobalcomm.cpp')
-rw-r--r-- | mcop/tmpglobalcomm.cpp | 82 |
1 files changed, 82 insertions, 0 deletions
diff --git a/mcop/tmpglobalcomm.cpp b/mcop/tmpglobalcomm.cpp new file mode 100644 index 0000000..aeca1ad --- /dev/null +++ b/mcop/tmpglobalcomm.cpp @@ -0,0 +1,82 @@ + /* + + Copyright (C) 2000 Stefan Westerfeld + + This library is free software; you can redistribute it and/or + modify it under the terms of the GNU Library General Public + License as published by the Free Software Foundation; either + version 2 of the License, or (at your option) any later version. + + This library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Library General Public License for more details. + + You should have received a copy of the GNU Library General Public License + along with this library; see the file COPYING.LIB. If not, write to + the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, + Boston, MA 02110-1301, USA. + + */ + +#include <sys/types.h> +#include <sys/stat.h> +#include <fcntl.h> +#include "common.h" +#include "mcoputils.h" + +using namespace std; +using namespace Arts; + +namespace Arts { + +class TmpGlobalComm_impl : virtual public TmpGlobalComm_skel { +public: + bool put(const string& variable, const string& value) + { + string filename = MCOPUtils::createFilePath(variable); + + int fd = open(filename.c_str(),O_CREAT|O_EXCL|O_WRONLY,S_IRUSR|S_IWUSR); + if(fd != -1) + { + int result = write(fd,value.c_str(),value.size()); + + assert(result == (int)value.size()); + close(fd); + return true; + } + + return false; + } + + string get(const string& variable) + { + string result = ""; + string filename = MCOPUtils::createFilePath(variable); + + int fd = open(filename.c_str(),O_RDONLY); + if(fd != -1) + { + char buffer[8192]; + int size = read(fd,buffer,8192); + if(size > 0 && size < 8192) { + buffer[size] = 0; + result = buffer; + } + + close(fd); + } + return result; + } + + void erase(const string& variable) + { + string filename = MCOPUtils::createFilePath(variable); + unlink(filename.c_str()); + } +}; + +REGISTER_IMPLEMENTATION(TmpGlobalComm_impl); + +} |