NATRON_NAMESPACE_ANONYMOUS_EXIT
QString
ProcInfo::applicationFilePath(const char* argv0Param)
{
#if defined(Q_OS_WIN)
//The only viable solution
return applicationFileName();
#elif defined(Q_OS_MAC)
//First guess this way, then use the fallback solution
QString appFile = applicationFileName_mac();
if ( !appFile.isEmpty() ) {
return appFile;
} else {
return applicationFilePath_fromArgv(argv0Param);
}
#elif defined(Q_OS_LINUX)
// Try looking for a /proc/<pid>/exe symlink first which points to
// the absolute path of the executable
std::stringstream ss;
ss << "/proc/" << getpid() << "/exe";
std::string filename = ss.str();
char buf[2048] = {0};
ssize_t sizeofbuf = sizeof(char) * 2048;
ssize_t size = readlink(filename.c_str(), buf, sizeofbuf);
if ( (size != 0) && (size != sizeofbuf) ) {
//detected symlink
return QString::fromUtf8( QByteArray(buf) );
} else {
return applicationFilePath_fromArgv(argv0Param);
}
#endif
}
NATRON_NAMESPACE_ANONYMOUS_EXIT
QString
ProcInfo::applicationFilePath(const char* argv0Param)
{
#if defined(Q_OS_WIN)
Q_UNUSED(argv0Param);
//The only viable solution
return applicationFileName();
#elif defined(Q_OS_MAC)
//First guess this way, then use the fallback solution
static QString appFileName;
if ( appFileName.isEmpty() ) {
NatronCFType<CFURLRef> bundleURL( CFBundleCopyExecutableURL( CFBundleGetMainBundle() ) );
if (bundleURL) {
NatronCFString cfPath( CFURLCopyFileSystemPath(bundleURL, kCFURLPOSIXPathStyle) );
if (cfPath) {
appFileName = cfPath;
}
}
}
if ( !appFileName.isEmpty() ) {
return appFileName;
} else {
return applicationFilePath_fromArgv(argv0Param);
}
#elif defined(Q_OS_LINUX)
// Try looking for a /proc/<pid>/exe symlink first which points to
// the absolute path of the executable
std::stringstream ss;
ss << "/proc/" << getpid() << "/exe";
std::string filename = ss.str();
char buf[2048] = {0};
ssize_t sizeofbuf = sizeof(char) * 2048;
ssize_t size = readlink(filename.c_str(), buf, sizeofbuf);
if ( (size != 0) && (size != sizeofbuf) ) {
//detected symlink
return QString::fromUtf8( QByteArray(buf) );
} else {
return applicationFilePath_fromArgv(argv0Param);
}
#endif
}
