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/*
* nextpnr -- Next Generation Place and Route
*
* Copyright (C) 2018 Miodrag Milanovic <micko@yosyshq.com>
* Copyright (C) 2018 Serge Bazanski <q3k@q3k.org>
*
* Permission to use, copy, modify, and/or distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*
*/
#include "application.h"
#include <QMessageBox>
#include <QOpenGLContext>
#include <QSurfaceFormat>
#include <QTextStream>
#include <exception>
#include "log.h"
#ifdef __linux__
#if defined(__GLIBC__)
#include <execinfo.h>
#else
#include <libunwind.h>
#endif
#endif
NEXTPNR_NAMESPACE_BEGIN
#ifdef _WIN32
#define NOMINMAX
#include <windows.h>
BOOL WINAPI WinHandler(DWORD dwCtrlType)
{
if (dwCtrlType == CTRL_C_EVENT)
qApp->quit();
return TRUE;
}
#endif
namespace {
#ifdef __linux__
std::string get_backtrace_str()
{
std::ostringstream ss;
ss << "Backtrace: " << std::endl;
#if defined(__GLIBC__)
static const size_t MAX_BT_SIZE = 1024;
std::array<void *, MAX_BT_SIZE> bt_data;
int bt_len = backtrace(bt_data.data(), MAX_BT_SIZE);
char **bt_symbols = backtrace_symbols(bt_data.data(), bt_len);
if (bt_symbols == nullptr)
return "";
for (int i = 0; i < bt_len; i++)
ss << " " << bt_symbols[i] << std::endl;
free(bt_symbols);
#else
unw_cursor_t cursor;
unw_context_t context;
unw_getcontext(&context);
unw_init_local(&cursor, &context);
int frame_num = 0;
while (unw_step(&cursor) > 0) {
unw_word_t ip;
char func_name[256];
unw_word_t offset;
unw_get_reg(&cursor, UNW_REG_IP, &ip);
if (unw_get_proc_name(&cursor, func_name, sizeof(func_name), &offset) == 0) {
ss << " #" << frame_num << ": " << func_name << " + 0x" << std::hex << offset << " [0x" << ip << "]\n";
} else {
ss << " #" << frame_num << ": -- unknown -- [0x" << std::hex << ip << "]\n";
}
frame_num++;
}
#endif
return ss.str();
}
#else
std::string get_backtrace_str() { return ""; }
#endif
void do_error()
{
std::string bt = get_backtrace_str();
std::exception_ptr eptr = std::current_exception();
std::string err_msg = "Unknown Exception Type";
try {
if (eptr) {
std::rethrow_exception(eptr);
}
} catch (const std::exception &e) {
err_msg = e.what();
} catch (...) {
}
QString msg;
QTextStream out(&msg);
out << "Internal Error: " << err_msg.c_str() << "\n";
out << bt.c_str();
QMessageBox::critical(0, "Error", msg);
std::abort();
}
} // namespace
Application::Application(int &argc, char **argv, bool noantialiasing) : QApplication(argc, argv)
{
QSurfaceFormat fmt;
if (!noantialiasing)
fmt.setSamples(10);
fmt.setRenderableType(QSurfaceFormat::OpenGL);
fmt.setProfile(QSurfaceFormat::CoreProfile);
// macOS is very picky about this version matching
// the version of openGL used in ImGuiRenderer
fmt.setMajorVersion(3);
fmt.setMinorVersion(2);
QSurfaceFormat::setDefaultFormat(fmt);
QOpenGLContext glContext;
fmt = glContext.format();
if (fmt.majorVersion() < 3) {
printf("Could not get OpenGL 3.0 context. Aborting.\n");
log_abort();
}
if (fmt.minorVersion() < 2) {
printf("Could not get OpenGL 3.2 context - trying anyway...\n ");
}
#ifdef _WIN32
SetConsoleCtrlHandler((PHANDLER_ROUTINE)WinHandler, TRUE);
#endif
std::set_terminate(do_error);
}
bool Application::notify(QObject *receiver, QEvent *event)
{
try {
return QApplication::notify(receiver, event);
} catch (log_execution_error_exception) {
QMessageBox::critical(0, "Error", "Pass failed, see log for details!");
return true;
}
}
NEXTPNR_NAMESPACE_END
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