DNBError.cpp
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//===-- DNBError.cpp --------------------------------------------*- C++ -*-===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
//
// Created by Greg Clayton on 6/26/07.
//
//===----------------------------------------------------------------------===//
#include "DNBError.h"
#include "CFString.h"
#include "DNBLog.h"
#include "PThreadMutex.h"
#ifdef WITH_SPRINGBOARD
#include <SpringBoardServices/SpringBoardServer.h>
#endif
const char *DNBError::AsString() const {
if (Success())
return NULL;
if (m_str.empty()) {
const char *s = NULL;
switch (m_flavor) {
case MachKernel:
s = ::mach_error_string(m_err);
break;
case POSIX:
s = ::strerror(m_err);
break;
#ifdef WITH_SPRINGBOARD
case SpringBoard: {
CFStringRef statusStr = SBSApplicationLaunchingErrorString(m_err);
if (CFString::UTF8(statusStr, m_str) == NULL)
m_str.clear();
} break;
#endif
#ifdef WITH_BKS
case BackBoard: {
// You have to call ObjC routines to get the error string from
// BackBoardServices.
// Not sure I want to make DNBError.cpp an .mm file. For now just make
// sure you
// pre-populate the error string when you make the DNBError of type
// BackBoard.
m_str.assign(
"Should have set BackBoard error when making the error string.");
} break;
#endif
#ifdef WITH_FBS
case FrontBoard: {
// You have to call ObjC routines to get the error string from
// FrontBoardServices.
// Not sure I want to make DNBError.cpp an .mm file. For now just make
// sure you
// pre-populate the error string when you make the DNBError of type
// FrontBoard.
m_str.assign(
"Should have set FrontBoard error when making the error string.");
} break;
#endif
default:
break;
}
if (s)
m_str.assign(s);
}
if (m_str.empty())
return NULL;
return m_str.c_str();
}
void DNBError::LogThreadedIfError(const char *format, ...) const {
if (Fail()) {
char *arg_msg = NULL;
va_list args;
va_start(args, format);
::vasprintf(&arg_msg, format, args);
va_end(args);
if (arg_msg != NULL) {
const char *err_str = AsString();
if (err_str == NULL)
err_str = "???";
DNBLogThreaded("error: %s err = %s (0x%8.8x)", arg_msg, err_str, m_err);
free(arg_msg);
}
}
}
void DNBError::LogThreaded(const char *format, ...) const {
char *arg_msg = NULL;
va_list args;
va_start(args, format);
::vasprintf(&arg_msg, format, args);
va_end(args);
if (arg_msg != NULL) {
if (Fail()) {
const char *err_str = AsString();
if (err_str == NULL)
err_str = "???";
DNBLogThreaded("error: %s err = %s (0x%8.8x)", arg_msg, err_str, m_err);
} else {
DNBLogThreaded("%s err = 0x%8.8x", arg_msg, m_err);
}
free(arg_msg);
}
}