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/* -*- c-basic-offset: 4 indent-tabs-mode: nil -*- vi:set ts=8 sts=4 sw=4: */
/*
Sonic Visualiser
An audio file viewer and annotation editor.
Centre for Digital Music, Queen Mary, University of London.
This file copyright 2006-2016 Chris Cannam and QMUL.
This program is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License as
published by the Free Software Foundation; either version 2 of the
License, or (at your option) any later version. See the file
COPYING included with this distribution for more information.
*/
#include "HelperExecPath.h"
#include "Debug.h"
#include <QCoreApplication>
#include <QFile>
#include <QDir>
#include <QFileInfo>
namespace sv {
QStringList
HelperExecPath::getTags()
{
(void)m_type; // some compilation paths don't refer to this and
// that can cause a warning
if (sizeof(void *) == 4) {
// 32-bit, gets the most basic treatment
return { "32", "" };
}
#ifdef Q_OS_MAC
#if (defined(__aarch64__) || defined(__arm__) || defined(_M_ARM64))
if (m_type == NativeArchitectureOnly) {
return { "arm64", "" };
} else {
return { "arm64", "", "x86_64", "translated" };
}
#elif (defined(__x86_64__) || defined(__i386__) || defined(_M_IX86) || defined(_M_X64))
return { "x86_64", "" };
#else
#warning "Unknown Mac architecture - can't determine whether we're arm64 or x86_64"
return { "" };
#endif
#else // not Q_OS_MAC
if (m_type == NativeArchitectureOnly) {
return { "64", "" };
} else {
return { "64", "", "32", "translated" };
}
#endif
}
static bool
isGood(QString path)
{
return QFile(path).exists() && QFileInfo(path).isExecutable();
}
QList<HelperExecPath::HelperExec>
HelperExecPath::getHelperExecutables(QString basename)
{
QStringList dummy;
return search(basename, dummy);
}
QString
HelperExecPath::getHelperExecutable(QString basename)
{
auto execs = getHelperExecutables(basename);
if (execs.empty()) return "";
else return execs[0].executable;
}
QStringList
HelperExecPath::getHelperDirPaths()
{
// Helpers are expected to exist in one of the following, in order
// from most strongly preferred to least:
//
// 1. (on Mac only) in <mydir>/../Resources
//
// 2. (on non-Windows non-Mac platforms only) in
// <mydir>/../lib/application-name/
//
// 3. (on non-Mac platforms only) in <mydir>/helpers
//
// 4. in <mydir>
QStringList dirs;
QString appName = QCoreApplication::applicationName();
QString myDir = QCoreApplication::applicationDirPath();
QString binaryName = QFileInfo(QCoreApplication::arguments().at(0))
.fileName();
#ifdef Q_OS_MAC
dirs.push_back(myDir + "/../Resources");
#else
#ifndef Q_OS_WIN32
if (binaryName != "") {
dirs.push_back(myDir + "/../lib/" + binaryName);
}
dirs.push_back(myDir + "/../lib/" + appName);
#endif
dirs.push_back(myDir + "/helpers");
#endif
dirs.push_back(myDir);
return dirs;
}
QStringList
HelperExecPath::getBundledPluginPaths()
{
// Plugins are expected to exist in one of the following, in order
// from most strongly preferred to least:
//
// 1. (on Mac only) in <mydir>/../Resources
//
// 2. (on non-Windows non-Mac platforms only) in
// <mydir>/../lib/application-name/plugins/
//
// 3. (on non-Mac platforms only) in <mydir>/plugins/
QStringList dirs;
QString appName = QCoreApplication::applicationName();
QString myDir = QCoreApplication::applicationDirPath();
QString binaryName = QFileInfo(QCoreApplication::arguments().at(0))
.fileName();
#ifdef Q_OS_MAC
dirs.push_back(myDir + "/../Resources");
#else
#ifndef Q_OS_WIN32
if (binaryName != "") {
dirs.push_back(myDir + "/../lib/" + binaryName + "/plugins");
}
dirs.push_back(myDir + "/../lib/" + appName + "/plugins");
#endif
dirs.push_back(myDir + "/plugins");
#endif
return dirs;
}
QStringList
HelperExecPath::getHelperCandidatePaths(QString basename)
{
QStringList candidates;
(void)search(basename, candidates);
return candidates;
}
QList<HelperExecPath::HelperExec>
HelperExecPath::search(QString basename, QStringList &candidates)
{
QString extension = "";
#ifdef _WIN32
extension = ".exe";
#endif
QList<HelperExec> executables;
QStringList dirs = getHelperDirPaths();
QStringList tags = getTags();
SVDEBUG << "HelperExecPath::search(" << basename << "): dirs = "
<< dirs.join(",") << ", tags = " << tags.join(",") << endl;
for (QString t: tags) {
for (QString d: dirs) {
QString path = d + QDir::separator() + basename;
if (t != QString()) path += "-" + t;
path += extension;
candidates.push_back(path);
if (isGood(path)) {
executables.push_back({ path, t });
break;
}
}
}
return executables;
}
}
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