/** main method starting SCIP */
int main(
int argc, /**< number of arguments from the shell */
char** argv /**< array of shell arguments */
)
{
SCIP_RETCODE retcode;
SCIP_Bool interactive;
const char* setfile;
int i;
assert(argc >= 1);
if( argc == 1 )
{
SCIP* scip;
SCIP_CALL_ABORT( SCIPcreate(&scip) );
SCIPprintVersion(scip, NULL);
printf("\n");
SCIP_CALL_ABORT( SCIPfree(&scip) );
printf("Usage: %s <nl-file> { [-AMPL] | [<settings-file>] | -i }\n", argv[0]);
printf("\n");
printf(" -i starts the SCIP shell after reading settings and .nl file, instead of starting the SCIP solve\n");
return 0;
}
/* check command line arguments after .nl file */
interactive = FALSE;
setfile = NULL;
for( i = 2; i < argc; ++i )
{
if( strcmp(argv[i], "-AMPL") == 0 )
continue;
if( strcmp(argv[i], "-i") == 0 )
{
interactive = TRUE;
continue;
}
setfile = argv[i];
}
if( setfile == NULL && SCIPfileExists("scip.set") )
setfile = "scip.set";
retcode = run(argv[1], setfile, interactive);
/* evaluate retrun code of the SCIP process */
if( retcode != SCIP_OKAY )
{
/* write error back trace */
SCIPprintError(retcode);
return -1;
}
return 0;
}
/** reads parameters */
static
SCIP_RETCODE readParams(
SCIP* scip, /**< SCIP data structure */
const char* filename /**< parameter file name, or NULL */
)
{
if( filename != NULL )
{
if( SCIPfileExists(filename) )
{
std::cout << "reading parameter file <" << filename << ">" << std::endl;
SCIP_CALL( SCIPreadParams(scip, filename) );
}
else
std::cout << "parameter file <" << filename << "> not found - using default parameters" << std::endl;
}
else if( SCIPfileExists("scipmip.set") )
{
std::cout << "reading parameter file <scipmip.set>" << std::endl;
SCIP_CALL( SCIPreadParams(scip, "scipmip.set") );
}
return SCIP_OKAY;
}
/** read in parameter file */
static
SCIP_RETCODE readParams(
SCIP* scip, /**< SCIP data structure */
const char* filename /**< parameter file name */
)
{
if( SCIPfileExists(filename) )
{
SCIPinfoMessage(scip, NULL, "reading user parameter file <%s>\n", filename);
SCIP_CALL( SCIPreadParams(scip, filename) );
}
else
SCIPinfoMessage(scip, NULL, "user parameter file <%s> not found - using default parameters\n", filename);
return SCIP_OKAY;
}
