C++ (Cpp) windows_format_error_string Examples

Example #1

File: main.cpp Project: gchilders/boinc

// Log error messages to system specific places
//
void log_message_error(const char* msg) {
    char evt_msg[2048];
    char* time_string = time_to_string(dtime());
#ifdef _WIN32
    char buf[1024];
    snprintf(evt_msg, sizeof(evt_msg),
             "%s %s\n"
             "GLE: %s\n",
             time_string, msg,
             windows_format_error_string(GetLastError(), buf, sizeof(buf))
            );
#else
    snprintf(evt_msg, sizeof(evt_msg),
             "%s %s\n",
             time_string, msg
            );
#endif
    if (!gstate.executing_as_daemon) {
        fprintf(stderr, "%s", evt_msg);
    } else {
#ifdef _WIN32
        LogEventErrorMessage(evt_msg);
#elif defined(__EMX__)
#elif defined (__APPLE__)
#elif defined (ANDROID)
        __android_log_print(ANDROID_LOG_ERROR, "BOINC", evt_msg);
#else
        syslog(LOG_DAEMON|LOG_ERR, "%s", evt_msg);
#endif
    }
}

Example #2

File: main.cpp Project: MestreLion/boinc-debian

// Log error messages to system specific places
//
void log_message_error(const char* msg) {
    char evt_msg[2048];
#ifdef _WIN32
    snprintf(evt_msg, sizeof(evt_msg),
        "%s\n"
        "GLE: %s\n",
        msg, 
        windows_format_error_string(GetLastError(), evt_msg, (sizeof(evt_msg)-((int)strlen(msg)+7)))
    );
#else
    snprintf(evt_msg, sizeof(evt_msg),
        "%s\n",
        msg
    );
#endif
    if (!gstate.executing_as_daemon) {
        fprintf(stderr, evt_msg);
    } else {
#ifdef _WIN32
        LogEventErrorMessage(evt_msg);
#elif defined(__EMX__)
#elif defined (__APPLE__)
#elif defined (ANDROID)
        __android_log_print(ANDROID_LOG_ERROR, "BOINC", evt_msg);
#else
        syslog(LOG_DAEMON|LOG_ERR, evt_msg);
#endif
    }
}

Example #3

File: cs_statefile.cpp Project: Wizardofoddz/boinc

// Write the client_state.xml file
//
int CLIENT_STATE::write_state_file() {
    MFILE mf;
    int retval, ret1, ret2, attempt;
#ifdef _WIN32
    char win_error_msg[4096];
#endif

    for (attempt=1; attempt<=MAX_STATE_FILE_WRITE_ATTEMPTS; attempt++) {
        if (attempt > 1) boinc_sleep(1.0);
            
        if (log_flags.statefile_debug) {
            msg_printf(0, MSG_INFO,
                "[statefile] Writing state file"
            );
        }
#ifdef _WIN32
        retval = mf.open(STATE_FILE_NEXT, "wc");
#else
        retval = mf.open(STATE_FILE_NEXT, "w");
#endif
        if (retval) {
            if ((attempt == MAX_STATE_FILE_WRITE_ATTEMPTS) || log_flags.statefile_debug) {
                msg_printf(0, MSG_INTERNAL_ERROR,
                    "Can't open %s: %s",
                    STATE_FILE_NEXT, boincerror(retval)
                );
            }
            if (attempt < MAX_STATE_FILE_WRITE_ATTEMPTS) continue;
            return ERR_FOPEN;
        }
        MIOFILE miof;
        miof.init_mfile(&mf);
        ret1 = write_state(miof);
        ret2 = mf.close();
        if (ret1) {
            if ((attempt == MAX_STATE_FILE_WRITE_ATTEMPTS) || log_flags.statefile_debug) {
                msg_printf(NULL, MSG_INTERNAL_ERROR,
                    "Couldn't write state file: %s", boincerror(retval)
                );
            }
            if (attempt < MAX_STATE_FILE_WRITE_ATTEMPTS) continue;
            return ret1;
        }
        if (ret2) {
            if (attempt < MAX_STATE_FILE_WRITE_ATTEMPTS) continue;
            return ret2;
        }

        // only attempt to rename the current state file if it exists.
        //
        if (boinc_file_exists(STATE_FILE_NAME)) {
            if (boinc_file_exists(STATE_FILE_PREV)) {
                retval = boinc_delete_file(STATE_FILE_PREV);
                if (retval) {
                    if ((attempt == MAX_STATE_FILE_WRITE_ATTEMPTS) || log_flags.statefile_debug) {
#ifdef _WIN32
                        msg_printf(0, MSG_INFO,
                            "Can't delete previous state file; %s",
                            windows_format_error_string(GetLastError(), win_error_msg, sizeof(win_error_msg))
                        );
#else
                        msg_printf(0, MSG_INFO,
                            "Can't delete previous state file: %s",
                            strerror(errno)
                        );
#endif
                    }
                    if (attempt < MAX_STATE_FILE_WRITE_ATTEMPTS) continue;
                }
            }
            
            retval = boinc_rename(STATE_FILE_NAME, STATE_FILE_PREV);
            if (retval) {
                if ((attempt == MAX_STATE_FILE_WRITE_ATTEMPTS) || log_flags.statefile_debug) {
#ifdef _WIN32
                    msg_printf(0, MSG_INFO,
                        "Can't rename current state file to previous state file; %s",
                        windows_format_error_string(GetLastError(), win_error_msg, sizeof(win_error_msg))
                    );
#else
                    msg_printf(0, MSG_INFO, 
                        "Can't rename current state file to previous state file: %s", 
                        strerror(errno)
                    );
#endif
                }
                if (attempt < MAX_STATE_FILE_WRITE_ATTEMPTS) continue;
            }
        }

        retval = boinc_rename(STATE_FILE_NEXT, STATE_FILE_NAME);
        if (log_flags.statefile_debug) {
            msg_printf(0, MSG_INFO,
                "[statefile] Done writing state file"
            );
        }
        if (!retval) break;     // Success!
        
        if ((attempt == MAX_STATE_FILE_WRITE_ATTEMPTS) || log_flags.statefile_debug) {
#ifdef _WIN32
            msg_printf(0, MSG_INFO,
                "rename error: %s",
                windows_format_error_string(GetLastError(), win_error_msg, sizeof(win_error_msg))
            );
#elif defined (__APPLE__)
            if (log_flags.statefile_debug) {
                system("ls -al /Library/Application\\ Support/BOINC\\ Data/client*.*");
            }
#endif
        }
        if (attempt < MAX_STATE_FILE_WRITE_ATTEMPTS) continue;
        return ERR_RENAME;
    }
    return 0;
}