static inline bool s_is_valid_path(const char *path, char *buf, size_t buflen) { bool ret = false; if (IS_VALID_STRING(path) == true && buf != NULL) { const char *org = path; char *t = NULL; while (isspace((int)*org)) { org++; } if (lagopus_str_trim_right(org, "\t\r\n ", &t) >= 0) { if (strlen(t) > 0) { snprintf(buf, buflen, "%s", t); ret = true; } free((void *)t); } } return ret; }
int main(int argc, const char *const argv[]) { lagopus_result_t st = LAGOPUS_RESULT_ANY_FAILURES; lagopus_pipeline_stage_t s = NULL; size_t nthd = 1; (void)argc; if (IS_VALID_STRING(argv[1]) == true) { size_t tmp; if (lagopus_str_parse_uint64(argv[1], &tmp) == LAGOPUS_RESULT_OK && tmp > 0LL) { nthd = tmp; } } fprintf(stdout, "Creating... "); st = lagopus_pipeline_stage_create(&s, 0, "a_test", nthd, sizeof(void *), 1024, s_pre_pause, s_sched, s_setup, s_fetch, s_main, s_throw, s_shutdown, s_finalize, s_freeup); if (st == LAGOPUS_RESULT_OK) { fprintf(stdout, "Created.\n"); fprintf(stdout, "Setting up... "); st = lagopus_pipeline_stage_setup(&s); if (st == LAGOPUS_RESULT_OK) { fprintf(stdout, "Set up.\n"); fprintf(stdout, "Starting... "); st = lagopus_pipeline_stage_start(&s); if (st == LAGOPUS_RESULT_OK) { fprintf(stdout, "Started.\n"); fprintf(stdout, "Opening the front door... "); st = global_state_set(GLOBAL_STATE_STARTED); if (st == LAGOPUS_RESULT_OK) { char buf[1024]; char *cmd = NULL; fprintf(stdout, "The front door is open.\n"); fprintf(stdout, "> "); while (fgets(buf, sizeof(buf), stdin) != NULL && st == LAGOPUS_RESULT_OK) { (void)lagopus_str_trim_right(buf, "\r\n\t ", &cmd); if (strcasecmp(cmd, "pause") == 0 || strcasecmp(cmd, "spause") == 0) { fprintf(stdout, "Pausing... "); if ((st = lagopus_pipeline_stage_pause(&s, -1LL)) == LAGOPUS_RESULT_OK) { if (strcasecmp(cmd, "spause") == 0) { s_set(0LL); } fprintf(stdout, "Paused " PF64(u) "\n", s_get()); } else { fprintf(stdout, "Failure.\n"); } } else if (strcasecmp(cmd, "resume") == 0) { fprintf(stdout, "Resuming... "); if ((st = lagopus_pipeline_stage_resume(&s)) == LAGOPUS_RESULT_OK) { fprintf(stdout, "Resumed.\n"); } else { fprintf(stdout, "Failure.\n"); } } else if (strcasecmp(cmd, "get") == 0) { fprintf(stdout, PF64(u) "\n", s_get()); } free((void *)cmd); cmd = NULL; fprintf(stdout, "> "); } fprintf(stdout, "\nDone.\n"); fprintf(stdout, "Shutting down... "); st = lagopus_pipeline_stage_shutdown(&s, SHUTDOWN_GRACEFULLY); if (st == LAGOPUS_RESULT_OK) { fprintf(stdout, "Shutdown accepted... "); sleep(1); s_do_stop = true; fprintf(stdout, "Waiting shutdown... "); st = lagopus_pipeline_stage_wait(&s, -1LL); if (st == LAGOPUS_RESULT_OK) { fprintf(stdout, "OK, Shutdown.\n"); } } } } } } fflush(stdout); if (st != LAGOPUS_RESULT_OK) { lagopus_perror(st); } fprintf(stdout, "Destroying... "); lagopus_pipeline_stage_destroy(&s); fprintf(stdout, "Destroyed.\n"); return (st == LAGOPUS_RESULT_OK) ? 0 : 1; }