char const * const filename = getenv("APT_EDSP_DUMP_FILENAME");
if (filename == NULL || strlen(filename) == 0)
{
EDSP::WriteError("ERR_NO_FILENAME", "You have to set the environment variable APT_EDSP_DUMP_FILENAME\n"
"to a valid filename to store the dump of EDSP solver input in.\n"
char const * const filename = getenv("APT_EDSP_DUMP_FILENAME");
if (filename == NULL || strlen(filename) == 0)
{
EDSP::WriteError("ERR_NO_FILENAME", "You have to set the environment variable APT_EDSP_DUMP_FILENAME\n"
"to a valid filename to store the dump of EDSP solver input in.\n"