#include "model.h"
#include "snapshot-interface.h"
-static void print_usage() {
+static void param_defaults(struct model_params * params) {
+ params->maxreads = 0;
+ params->maxfuturedelay = 100;
+ params->fairwindow = 0;
+ params->enabledcount = 1;
+}
+
+static void print_usage(struct model_params *params) {
printf(
-"Usage: <program name> [OPTIONS]\n"
+"Usage: <program name> [MC_OPTIONS] -- [PROGRAM ARGUMENTS]\n"
"\n"
"Options:\n"
"-h Display this help message and exit\n"
-);
+"-m Maximum times a thread can read from the same write\n"
+" while other writes exist. Default: %d\n"
+"-s Maximum actions that the model checker will wait for\n"
+" a write from the future past the expected number of\n"
+" actions. Default: %d\n"
+"-f Specify a fairness window in which actions that are\n"
+" enabled sufficiently many times should receive\n"
+" priority for execution. Default: %d\n"
+"-e Enabled count. Default: %d\n"
+"-- Program arguments follow.\n\n",
+params->maxreads, params->maxfuturedelay, params->fairwindow, params->enabledcount);
exit(EXIT_SUCCESS);
}
-static void parse_options(struct model_params *params, int argc, char **argv) {
- const char *shortopts = "h";
+static void parse_options(struct model_params *params, int *argc, char ***argv) {
+ const char *shortopts = "hm:s:f:e:";
int opt;
bool error = false;
- while (!error && (opt = getopt(argc, argv, shortopts)) != -1) {
+ while (!error && (opt = getopt(*argc, *argv, shortopts)) != -1) {
switch (opt) {
case 'h':
- print_usage();
+ print_usage(params);
+ break;
+ case 's':
+ params->maxfuturedelay = atoi(optarg);
+ break;
+ case 'f':
+ params->fairwindow = atoi(optarg);
+ break;
+ case 'e':
+ params->enabledcount = atoi(optarg);
+ break;
+ case 'm':
+ params->maxreads = atoi(optarg);
break;
default: /* '?' */
error = true;
break;
}
}
+ (*argc) -= optind;
+ (*argv) += optind;
+
if (error)
- print_usage();
+ print_usage(params);
}
int main_argc;
thrd_t user_thread;
struct model_params params;
- parse_options(¶ms, main_argc, main_argv);
+ param_defaults(¶ms);
+
+ parse_options(¶ms, &main_argc, &main_argv);
//Initialize race detector
initRaceDetector();