///////////////////////////////////////////////////////////////////////////////
// MuldeR's Utilities for Qt
-// Copyright (C) 2004-2014 LoRd_MuldeR <MuldeR2@GMX.de>
+// Copyright (C) 2004-2017 LoRd_MuldeR <MuldeR2@GMX.de>
//
// This library is free software; you can redistribute it and/or
// modify it under the terms of the GNU Lesser General Public
#define _CRT_RAND_S 1
#endif
+//MUtils
#include <MUtils/Global.h>
+#include <MUtils/OSSupport.h>
+#include <MUtils/Version.h>
+
+//Internal
+#include "DirLocker.h"
+#include "3rd_party/strnatcmp/include/strnatcmp.h"
//Qt
#include <QDir>
#include <QReadWriteLock>
+#include <QProcess>
+#include <QTextCodec>
+#include <QPair>
+#include <QListIterator>
+#include <QMutex>
+#include <QThreadStorage>
//CRT
#include <cstdlib>
#include <ctime>
#include <process.h>
+//VLD
+#ifdef _MSC_VER
+#include <vld.h>
+#endif
+
///////////////////////////////////////////////////////////////////////////////
// Random Support
///////////////////////////////////////////////////////////////////////////////
+#ifndef _CRT_RAND_S
+#define rand_s(X) (true)
+#endif
+
+//Per-thread init flag
+static QThreadStorage<bool> g_srand_flag;
+
//Robert Jenkins' 96 bit Mix Function
-static unsigned int mix_function(const unsigned int x, const unsigned int y, const unsigned int z)
+static quint32 mix_function(const quint32 x, const quint32 y, const quint32 z)
{
- unsigned int a = x;
- unsigned int b = y;
- unsigned int c = z;
+ quint32 a = x;
+ quint32 b = y;
+ quint32 c = z;
a=a-b; a=a-c; a=a^(c >> 13);
- b=b-c; b=b-a; b=b^(a << 8 );
+ b=b-c; b=b-a; b=b^(a << 8);
c=c-a; c=c-b; c=c^(b >> 13);
a=a-b; a=a-c; a=a^(c >> 12);
b=b-c; b=b-a; b=b^(a << 16);
- c=c-a; c=c-b; c=c^(b >> 5 );
- a=a-b; a=a-c; a=a^(c >> 3 );
+ c=c-a; c=c-b; c=c^(b >> 5);
+ a=a-b; a=a-c; a=a^(c >> 3);
b=b-c; b=b-a; b=b^(a << 10);
c=c-a; c=c-b; c=c^(b >> 15);
return a ^ b ^ c;
}
-void MUtils::seed_rand(void)
+static void seed_rand(void)
{
- qsrand(mix_function(clock(), time(NULL), _getpid()));
+ QDateTime build(MUtils::Version::lib_build_date(), MUtils::Version::lib_build_time());
+ const quint32 seed = mix_function(MUtils::OS::process_id(), MUtils::OS::thread_id(), build.toMSecsSinceEpoch());
+ qsrand(mix_function(clock(), time(NULL), seed));
}
-quint32 MUtils::next_rand32(void)
+static quint32 rand_fallback(void)
{
- quint32 rnd = 0xDEADBEEF;
-
-#ifdef _CRT_RAND_S
- if(rand_s(&rnd) == 0)
+ Q_ASSERT(RAND_MAX >= 0xFFF);
+ if (!(g_srand_flag.hasLocalData() && g_srand_flag.localData()))
{
- return rnd;
+ seed_rand();
+ g_srand_flag.setLocalData(true);
}
-#endif //_CRT_RAND_S
-
- for(size_t i = 0; i < sizeof(quint32); i++)
+ quint32 rnd = 0x32288EA3;
+ for (size_t i = 0; i < 3; i++)
{
- rnd = (rnd << 8) ^ qrand();
+ rnd = (rnd << 12) ^ qrand();
}
+ return rnd;
+}
+quint32 MUtils::next_rand_u32(void)
+{
+ quint32 rnd;
+ if (rand_s(&rnd))
+ {
+ return rand_fallback();
+ }
return rnd;
}
-quint64 MUtils::next_rand64(void)
+quint64 MUtils::next_rand_u64(void)
{
- return (quint64(next_rand32()) << 32) | quint64(next_rand32());
+ return (quint64(next_rand_u32()) << 32) | quint64(next_rand_u32());
}
-QString MUtils::rand_str(const bool &bLong)
+QString MUtils::next_rand_str(const bool &bLong)
{
- if(!bLong)
+ if (bLong)
{
- return QString::number(next_rand64(), 16).rightJustified(16, QLatin1Char('0'));
+ return next_rand_str(false) + next_rand_str(false);
+ }
+ else
+ {
+ return QString::number(next_rand_u64(), 16).rightJustified(16, QLatin1Char('0'));
}
- return QString("%1%2").arg(rand_str(false), rand_str(false));
}
///////////////////////////////////////////////////////////////////////////////
-// TEMP FOLDER
+// STRING UTILITY FUNCTIONS
///////////////////////////////////////////////////////////////////////////////
-static QReadWriteLock g_temp_folder_lock;
-static QFile *g_temp_folder_file;
-static QString *g_temp_folder_path = NULL;
+static QScopedPointer<QRegExp> g_str_trim_rx_r;
+static QScopedPointer<QRegExp> g_str_trim_rx_l;
+static QMutex g_str_trim_lock;
-#define INIT_TEMP_FOLDER_RAND(OUT_PTR, FILE_PTR, BASE_DIR) do \
-{ \
- for(int _i = 0; _i < 128; _i++) \
- { \
- const QString _randDir = QString("%1/%2").arg((BASE_DIR), rand_str()); \
- if(!QDir(_randDir).exists()) \
- { \
- *(OUT_PTR) = try_init_folder(_randDir, (FILE_PTR)); \
- if(!(OUT_PTR)->isEmpty()) break; \
- } \
- } \
-} \
-while(0)
+static QString& trim_helper(QString &str, QScopedPointer<QRegExp> ®ex, const char *const pattern)
+{
+ QMutexLocker lock(&g_str_trim_lock);
+ if (regex.isNull())
+ {
+ regex.reset(new QRegExp(QLatin1String(pattern)));
+ }
+ str.remove(*regex.data());
+ return str;
+}
-static QString try_init_folder(const QString &folderPath, QFile *&lockFile)
+QString& MUtils::trim_right(QString &str)
{
- static const char *TEST_DATA = "Lorem ipsum dolor sit amet, consectetur, adipisci velit!";
-
- bool success = false;
+ static const char *const TRIM_RIGHT = "\\s+$";
+ return trim_helper(str, g_str_trim_rx_r, TRIM_RIGHT);
+}
+
+QString& MUtils::trim_left(QString &str)
+{
+ static const char *const TRIM_LEFT = "^\\s+";
+ return trim_helper(str, g_str_trim_rx_l, TRIM_LEFT);
+}
+
+QString MUtils::trim_right(const QString &str)
+{
+ QString temp(str);
+ return trim_right(temp);
+}
+
+QString MUtils::trim_left(const QString &str)
+{
+ QString temp(str);
+ return trim_left(temp);
+}
+
+///////////////////////////////////////////////////////////////////////////////
+// GENERATE FILE NAME
+///////////////////////////////////////////////////////////////////////////////
- const QFileInfo folderInfo(folderPath);
- const QDir folderDir(folderInfo.absoluteFilePath());
+QString MUtils::make_temp_file(const QString &basePath, const QString &extension, const bool placeholder)
+{
+ for(int i = 0; i < 4096; i++)
+ {
+ const QString tempFileName = QString("%1/%2.%3").arg(basePath, next_rand_str(), extension);
+ if(!QFileInfo(tempFileName).exists())
+ {
+ if(placeholder)
+ {
+ QFile file(tempFileName);
+ if(file.open(QFile::ReadWrite))
+ {
+ file.close();
+ return tempFileName;
+ }
+ }
+ else
+ {
+ return tempFileName;
+ }
+ }
+ }
+
+ qWarning("Failed to generate temp file name!");
+ return QString();
+}
- //Remove existing lock file
- if(lockFile)
+QString MUtils::make_unique_file(const QString &basePath, const QString &baseName, const QString &extension, const bool fancy)
+{
+ quint32 n = fancy ? 2 : 0;
+ QString fileName = fancy ? QString("%1/%2.%3").arg(basePath, baseName, extension) : QString();
+ while (fileName.isEmpty() || QFileInfo(fileName).exists())
{
- lockFile->remove();
- MUTILS_DELETE(lockFile);
+ if (n <= quint32(USHRT_MAX))
+ {
+ if (fancy)
+ {
+ fileName = QString("%1/%2 (%3).%4").arg(basePath, baseName, QString::number(n++), extension);
+ }
+ else
+ {
+ fileName = QString("%1/%2.%3.%4").arg(basePath, baseName, QString::number(n++, 16).rightJustified(4, QLatin1Char('0')), extension);
+ }
+ }
+ else
+ {
+ qWarning("Failed to generate unique file name!");
+ return QString();
+ }
}
+ return fileName;
+}
+
+///////////////////////////////////////////////////////////////////////////////
+// COMPUTE PARITY
+///////////////////////////////////////////////////////////////////////////////
+
+/*
+ * Compute parity in parallel
+ * http://www.graphics.stanford.edu/~seander/bithacks.html#ParityParallel
+ */
+bool MUtils::parity(quint32 value)
+{
+ value ^= value >> 16;
+ value ^= value >> 8;
+ value ^= value >> 4;
+ value &= 0xf;
+ return ((0x6996 >> value) & 1) != 0;
+}
+
+///////////////////////////////////////////////////////////////////////////////
+// TEMP FOLDER
+///////////////////////////////////////////////////////////////////////////////
+
+static QScopedPointer<MUtils::Internal::DirLock> g_temp_folder_file;
+static QReadWriteLock g_temp_folder_lock;
- //Create folder, if it does *not* exist yet
- if(!folderDir.exists())
+static QString try_create_subfolder(const QString &baseDir, const QString &postfix)
+{
+ const QString baseDirPath = QDir(baseDir).absolutePath();
+ for(int i = 0; i < 32; i++)
{
- for(int i = 0; i < 16; i++)
+ QDir directory(baseDirPath);
+ if(directory.mkpath(postfix) && directory.cd(postfix))
{
- if(folderDir.mkpath(".")) break;
+ return directory.canonicalPath();
}
}
+ return QString();
+}
- //Make sure folder exists now *and* is writable
- if(folderDir.exists())
+static MUtils::Internal::DirLock *try_init_temp_folder(const QString &baseDir)
+{
+ const QString tempPath = try_create_subfolder(baseDir, MUtils::next_rand_str());
+ if(!tempPath.isEmpty())
{
- const QByteArray testData = QByteArray(TEST_DATA);
for(int i = 0; i < 32; i++)
{
- lockFile = new QFile(folderDir.absoluteFilePath(QString("~%1.tmp").arg(MUtils::rand_str())));
- if(lockFile->open(QIODevice::ReadWrite | QIODevice::Truncate))
+ MUtils::Internal::DirLock *lockFile = NULL;
+ try
{
- if(lockFile->write(testData) >= testData.size())
- {
- success = true;
- break;
- }
- lockFile->remove();
- MUTILS_DELETE(lockFile);
+ lockFile = new MUtils::Internal::DirLock(tempPath);
+ return lockFile;
+ }
+ catch(MUtils::Internal::DirLockException&)
+ {
+ /*ignore error and try again*/
}
}
}
+ return NULL;
+}
- return (success ? folderDir.canonicalPath() : QString());
+static bool temp_folder_cleanup_helper(const QString &tempPath)
+{
+ size_t delay = 1;
+ static const size_t MAX_DELAY = 8192;
+ forever
+ {
+ QDir::setCurrent(QDir::rootPath());
+ if(MUtils::remove_directory(tempPath, true))
+ {
+ return true;
+ }
+ else
+ {
+ if(delay > MAX_DELAY)
+ {
+ return false;
+ }
+ MUtils::OS::sleep_ms(delay);
+ delay *= 2;
+ }
+ }
+}
+
+static void temp_folder_cleaup(void)
+{
+ QWriteLocker writeLock(&g_temp_folder_lock);
+
+ //Clean the directory
+ while(!g_temp_folder_file.isNull())
+ {
+ const QString tempPath = g_temp_folder_file->getPath();
+ g_temp_folder_file.reset(NULL);
+ if(!temp_folder_cleanup_helper(tempPath))
+ {
+ MUtils::OS::system_message_wrn(L"Temp Cleaner", L"Warning: Not all temporary files could be removed!");
+ }
+ }
}
const QString &MUtils::temp_folder(void)
QReadLocker readLock(&g_temp_folder_lock);
//Already initialized?
- if(g_temp_folder_path && (!g_temp_folder_path->isEmpty()))
+ if(!g_temp_folder_file.isNull())
{
- return (*g_temp_folder_path);
+ return g_temp_folder_file->getPath();
}
//Obtain the write lock to initilaize
QWriteLocker writeLock(&g_temp_folder_lock);
//Still uninitilaized?
- if(g_temp_folder_path && (!g_temp_folder_path->isEmpty()))
+ if(!g_temp_folder_file.isNull())
+ {
+ return g_temp_folder_file->getPath();
+ }
+
+ //Try the %TMP% or %TEMP% directory first
+ if(MUtils::Internal::DirLock *lockFile = try_init_temp_folder(QDir::tempPath()))
+ {
+ g_temp_folder_file.reset(lockFile);
+ atexit(temp_folder_cleaup);
+ return lockFile->getPath();
+ }
+
+ qWarning("%%TEMP%% directory not found -> trying fallback mode now!");
+ static const OS::known_folder_t FOLDER_ID[2] = { OS::FOLDER_LOCALAPPDATA, OS::FOLDER_SYSTROOT_DIR };
+ for(size_t id = 0; id < 2; id++)
+ {
+ const QString &knownFolder = OS::known_folder(FOLDER_ID[id]);
+ if(!knownFolder.isEmpty())
+ {
+ const QString tempRoot = try_create_subfolder(knownFolder, QLatin1String("TEMP"));
+ if(!tempRoot.isEmpty())
+ {
+ if(MUtils::Internal::DirLock *lockFile = try_init_temp_folder(tempRoot))
+ {
+ g_temp_folder_file.reset(lockFile);
+ atexit(temp_folder_cleaup);
+ return lockFile->getPath();
+ }
+ }
+ }
+ }
+
+ qFatal("Temporary directory could not be initialized !!!");
+ return (*((QString*)NULL));
+}
+
+///////////////////////////////////////////////////////////////////////////////
+// REMOVE DIRECTORY / FILE
+///////////////////////////////////////////////////////////////////////////////
+
+static const QFile::Permissions FILE_PERMISSIONS_NONE = QFile::ReadOther | QFile::WriteOther;
+
+bool MUtils::remove_file(const QString &fileName)
+{
+ QFileInfo fileInfo(fileName);
+ if(!(fileInfo.exists() && fileInfo.isFile()))
+ {
+ return true;
+ }
+
+ for(int i = 0; i < 32; i++)
+ {
+ QFile file(fileName);
+ file.setPermissions(FILE_PERMISSIONS_NONE);
+ if((!(fileInfo.exists() && fileInfo.isFile())) || file.remove())
+ {
+ return true;
+ }
+ MUtils::OS::sleep_ms(1);
+ fileInfo.refresh();
+ }
+
+ qWarning("Could not delete \"%s\"", MUTILS_UTF8(fileName));
+ return false;
+}
+
+static bool remove_directory_helper(const QDir &folder)
+{
+ if(!folder.exists())
+ {
+ return true;
+ }
+ const QString dirName = folder.dirName();
+ if(!dirName.isEmpty())
+ {
+ QDir parent(folder);
+ if(parent.cdUp())
+ {
+ QFile::setPermissions(folder.absolutePath(), FILE_PERMISSIONS_NONE);
+ if(parent.rmdir(dirName))
+ {
+ return true;
+ }
+ }
+ }
+ return false;
+}
+
+bool MUtils::remove_directory(const QString &folderPath, const bool &recursive)
+{
+ QDir folder(folderPath);
+ if(!folder.exists())
{
- return (*g_temp_folder_path);
+ return true;
}
- //Create the string, if not done yet
- if(!g_temp_folder_path)
+ if(recursive)
{
- g_temp_folder_path = new QString();
+ const QFileInfoList entryList = folder.entryInfoList(QDir::AllEntries | QDir::NoDotAndDotDot | QDir::Hidden);
+ for(QFileInfoList::ConstIterator iter = entryList.constBegin(); iter != entryList.constEnd(); iter++)
+ {
+ if(iter->isDir())
+ {
+ remove_directory(iter->canonicalFilePath(), true);
+ }
+ else if(iter->isFile())
+ {
+ remove_file(iter->canonicalFilePath());
+ }
+ }
+ }
+
+ for(int i = 0; i < 32; i++)
+ {
+ if(remove_directory_helper(folder))
+ {
+ return true;
+ }
+ MUtils::OS::sleep_ms(1);
+ folder.refresh();
}
- g_temp_folder_path->clear();
+ qWarning("Could not rmdir \"%s\"", MUTILS_UTF8(folderPath));
+ return false;
+}
- //Try the %TMP% or %TEMP% directory first
- QString tempPath = try_init_folder(QDir::temp().absolutePath(), g_temp_folder_file);
- if(!tempPath.isEmpty())
+///////////////////////////////////////////////////////////////////////////////
+// PROCESS UTILS
+///////////////////////////////////////////////////////////////////////////////
+
+static void prependToPath(QProcessEnvironment &env, const QString &value)
+{
+ const QLatin1String PATH = QLatin1String("PATH");
+ const QString path = env.value(PATH, QString()).trimmed();
+ env.insert(PATH, path.isEmpty() ? value : QString("%1;%2").arg(value, path));
+}
+
+void MUtils::init_process(QProcess &process, const QString &wokringDir, const bool bReplaceTempDir, const QStringList *const extraPaths)
+{
+ //Environment variable names
+ static const char *const s_envvar_names_temp[] =
+ {
+ "TEMP", "TMP", "TMPDIR", "HOME", "USERPROFILE", "HOMEPATH", NULL
+ };
+ static const char *const s_envvar_names_remove[] =
+ {
+ "WGETRC", "SYSTEM_WGETRC", "HTTP_PROXY", "FTP_PROXY", "NO_PROXY", "GNUPGHOME", "LC_ALL", "LC_COLLATE", "LC_CTYPE", "LC_MESSAGES", "LC_MONETARY", "LC_NUMERIC", "LC_TIME", "LANG", NULL
+ };
+
+ //Initialize environment
+ QProcessEnvironment env = process.processEnvironment();
+ if(env.isEmpty()) env = QProcessEnvironment::systemEnvironment();
+
+ //Clean a number of enviroment variables that might affect our tools
+ for(size_t i = 0; s_envvar_names_remove[i]; i++)
+ {
+ env.remove(QString::fromLatin1(s_envvar_names_remove[i]));
+ env.remove(QString::fromLatin1(s_envvar_names_remove[i]).toLower());
+ }
+
+ const QString tempDir = QDir::toNativeSeparators(temp_folder());
+
+ //Replace TEMP directory in environment
+ if(bReplaceTempDir)
+ {
+ for(size_t i = 0; s_envvar_names_temp[i]; i++)
+ {
+ env.insert(s_envvar_names_temp[i], tempDir);
+ }
+ }
+
+ //Setup PATH variable
+ prependToPath(env, tempDir);
+ if (extraPaths && (!extraPaths->isEmpty()))
+ {
+ QListIterator<QString> iter(*extraPaths);
+ iter.toBack();
+ while (iter.hasPrevious())
+ {
+ prependToPath(env, QDir::toNativeSeparators(iter.previous()));
+ }
+ }
+
+ //Setup QPorcess object
+ process.setWorkingDirectory(wokringDir);
+ process.setProcessChannelMode(QProcess::MergedChannels);
+ process.setReadChannel(QProcess::StandardOutput);
+ process.setProcessEnvironment(env);
+}
+
+///////////////////////////////////////////////////////////////////////////////
+// NATURAL ORDER STRING COMPARISON
+///////////////////////////////////////////////////////////////////////////////
+
+static bool natural_string_sort_helper(const QString &str1, const QString &str2)
+{
+ return (MUtils::Internal::NaturalSort::strnatcmp(MUTILS_WCHR(str1), MUTILS_WCHR(str2)) < 0);
+}
+
+static bool natural_string_sort_helper_fold_case(const QString &str1, const QString &str2)
+{
+ return (MUtils::Internal::NaturalSort::strnatcasecmp(MUTILS_WCHR(str1), MUTILS_WCHR(str2)) < 0);
+}
+
+void MUtils::natural_string_sort(QStringList &list, const bool bIgnoreCase)
+{
+ qSort(list.begin(), list.end(), bIgnoreCase ? natural_string_sort_helper_fold_case : natural_string_sort_helper);
+}
+
+///////////////////////////////////////////////////////////////////////////////
+// CLEAN FILE PATH
+///////////////////////////////////////////////////////////////////////////////
+
+QString MUtils::clean_file_name(const QString &name)
+{
+ static const QLatin1Char REPLACEMENT_CHAR('_');
+ static const char FILENAME_ILLEGAL_CHARS[] = "<>:\"/\\|?*";
+ static const char *const FILENAME_RESERVED_NAMES[] =
+ {
+ "CON", "PRN", "AUX", "NUL",
+ "COM1", "COM2", "COM3", "COM4", "COM5", "COM6", "COM7", "COM8", "COM9",
+ "LPT1", "LPT2", "LPT3", "LPT4", "LPT5", "LPT6", "LPT7", "LPT8", "LPT9", NULL
+ };
+
+ QString result(name);
+ if (result.contains(QLatin1Char('"')))
+ {
+ QRegExp quoted("\"(.+)\"");
+ quoted.setMinimal(true);
+ result.replace(quoted, "``\\1ยดยด");
+ }
+
+ for(QString::Iterator iter = result.begin(); iter != result.end(); iter++)
+ {
+ if (iter->category() == QChar::Other_Control)
+ {
+ *iter = REPLACEMENT_CHAR;
+ }
+ }
+
+ for(size_t i = 0; FILENAME_ILLEGAL_CHARS[i]; i++)
+ {
+ result.replace(QLatin1Char(FILENAME_ILLEGAL_CHARS[i]), REPLACEMENT_CHAR);
+ }
+
+ trim_right(result);
+ while (result.endsWith(QLatin1Char('.')))
+ {
+ result.chop(1);
+ trim_right(result);
+ }
+
+ for (size_t i = 0; FILENAME_RESERVED_NAMES[i]; i++)
+ {
+ const QString reserved = QString::fromLatin1(FILENAME_RESERVED_NAMES[i]);
+ if ((!result.compare(reserved, Qt::CaseInsensitive)) || result.startsWith(reserved + QLatin1Char('.'), Qt::CaseInsensitive))
+ {
+ result.replace(0, reserved.length(), QString().leftJustified(reserved.length(), REPLACEMENT_CHAR));
+ }
+ }
+
+ return result;
+}
+
+static QPair<QString,QString> clean_file_path_get_prefix(const QString path)
+{
+ static const char *const PREFIXES[] =
+ {
+ "//?/", "//", "/", NULL
+ };
+ const QString posixPath = QDir::fromNativeSeparators(path.trimmed());
+ for (int i = 0; PREFIXES[i]; i++)
+ {
+ const QString prefix = QString::fromLatin1(PREFIXES[i]);
+ if (posixPath.startsWith(prefix))
+ {
+ return qMakePair(prefix, posixPath.mid(prefix.length()));
+ }
+ }
+ return qMakePair(QString(), posixPath);
+}
+
+QString MUtils::clean_file_path(const QString &path)
+{
+ const QPair<QString, QString> prefix = clean_file_path_get_prefix(path);
+
+ QStringList parts = prefix.second.split(QLatin1Char('/'), QString::SkipEmptyParts);
+ for(int i = 0; i < parts.count(); i++)
+ {
+ if((i == 0) && (parts[i].length() == 2) && parts[i][0].isLetter() && (parts[i][1] == QLatin1Char(':')))
+ {
+ continue; //handle case "c:\"
+ }
+ parts[i] = MUtils::clean_file_name(parts[i]);
+ }
+
+ const QString cleanPath = parts.join(QLatin1String("/"));
+ return prefix.first.isEmpty() ? cleanPath : prefix.first + cleanPath;
+}
+
+///////////////////////////////////////////////////////////////////////////////
+// REGULAR EXPESSION HELPER
+///////////////////////////////////////////////////////////////////////////////
+
+bool MUtils::regexp_parse_uint32(const QRegExp ®exp, quint32 &value)
+{
+ return regexp_parse_uint32(regexp, &value, 1);
+}
+
+bool MUtils::regexp_parse_uint32(const QRegExp ®exp, quint32 *values, const size_t &count)
+{
+ const QStringList caps = regexp.capturedTexts();
+
+ if(caps.isEmpty() || (quint32(caps.count()) <= count))
{
- INIT_TEMP_FOLDER_RAND(g_temp_folder_path, g_temp_folder_file, tempPath);
+ return false;
}
- //Otherwise create TEMP folder in %LOCALAPPDATA% or %SYSTEMROOT%
- if(g_temp_folder_path->isEmpty())
+ for(size_t i = 0; i < count; i++)
{
- qWarning("%%TEMP%% directory not found -> trying fallback mode now!");
- static const lamexp_known_folder_t folderId[2] = { lamexp_folder_localappdata, lamexp_folder_systroot_dir };
- for(size_t id = 0; (g_lamexp_temp_folder.path->isEmpty() && (id < 2)); id++)
+ bool ok = false;
+ values[i] = caps[i+1].toUInt(&ok);
+ if(!ok)
{
- const QString &knownFolder = lamexp_known_folder(folderId[id]);
- if(!knownFolder.isEmpty())
+ return false;
+ }
+ }
+
+ return true;
+}
+
+///////////////////////////////////////////////////////////////////////////////
+// AVAILABLE CODEPAGES
+///////////////////////////////////////////////////////////////////////////////
+
+QStringList MUtils::available_codepages(const bool &noAliases)
+{
+ QStringList codecList;
+ QList<QByteArray> availableCodecs = QTextCodec::availableCodecs();
+
+ while(!availableCodecs.isEmpty())
+ {
+ const QByteArray current = availableCodecs.takeFirst();
+ if(!current.toLower().startsWith("system"))
+ {
+ codecList << QString::fromLatin1(current.constData(), current.size());
+ if(noAliases)
{
- tempPath = try_init_folder(QString("%1/Temp").arg(knownFolder));
- if(!tempPath.isEmpty())
+ if(QTextCodec *const currentCodec = QTextCodec::codecForName(current.constData()))
{
- INIT_TEMP_FOLDER_RAND(g_temp_folder_path, g_temp_folder_file, tempPath);
+ const QList<QByteArray> aliases = currentCodec->aliases();
+ for(QList<QByteArray>::ConstIterator iter = aliases.constBegin(); iter != aliases.constEnd(); iter++)
+ {
+ availableCodecs.removeAll(*iter);
+ }
}
}
}
}
- //Failed to create TEMP folder?
- if(g_temp_folder_path->isEmpty())
+ return codecList;
+}
+
+///////////////////////////////////////////////////////////////////////////////
+// SELF-TEST
+///////////////////////////////////////////////////////////////////////////////
+
+int MUtils::Internal::selfTest(const char *const buildKey, const bool debug)
+{
+ static const bool MY_DEBUG_FLAG = MUTILS_DEBUG;
+ static const char *const MY_BUILD_KEY = __DATE__ "@" __TIME__;
+
+ if(strncmp(buildKey, MY_BUILD_KEY, 13) || (MY_DEBUG_FLAG != debug))
{
- qFatal("Temporary directory could not be initialized !!!");
+ MUtils::OS::system_message_err(L"MUtils", L"FATAL ERROR: MUtils library version mismatch detected!");
+ MUtils::OS::system_message_wrn(L"MUtils", L"Perform a clean(!) re-install of the application to fix the problem!");
+ abort();
}
-
- return (*g_temp_folder_path);
+ return 0;
}