#include "support/FileName.h"
#include "support/FileNameList.h"
-#include "support/convert.h"
#include "support/debug.h"
#include "support/filetools.h"
+#include "support/lassert.h"
#include "support/lstrings.h"
-#include "support/qstring_helpers.h"
+#include "support/mutex.h"
#include "support/os.h"
#include "support/Package.h"
#include "support/qstring_helpers.h"
#include <QTemporaryFile>
#include <QTime>
-#include "support/lassert.h"
-#include <boost/scoped_array.hpp>
+#include <boost/crc.hpp>
+#include <algorithm>
+#include <iterator>
+#include <fstream>
+#include <iomanip>
#include <map>
#include <sstream>
-#include <fstream>
-#include <algorithm>
#ifdef HAVE_SYS_TYPES_H
# include <sys/types.h>
#include <cerrno>
#include <fcntl.h>
-
-#ifdef HAVE_UNISTD_H
-# include <unistd.h>
-#endif
-
-#if defined(HAVE_MKSTEMP) && ! defined(HAVE_DECL_MKSTEMP)
-extern "C" int mkstemp(char *);
-#endif
-
-#if !defined(HAVE_MKSTEMP) && defined(HAVE_MKTEMP)
-# ifdef HAVE_IO_H
-# include <io.h>
-# endif
-# ifdef HAVE_PROCESS_H
-# include <process.h>
-# endif
-#endif
+// Three implementations of checksum(), depending on having mmap support or not.
+#if defined(HAVE_MMAP) && defined(HAVE_MUNMAP)
+#define SUM_WITH_MMAP
+#include <sys/mman.h>
+#endif // SUM_WITH_MMAP
using namespace std;
+using namespace lyx::support;
+
+// OK, this is ugly, but it is the only workaround I found to compile
+// with gcc (any version) on a system which uses a non-GNU toolchain.
+// The problem is that gcc uses a weak symbol for a particular
+// instantiation and that the system linker usually does not
+// understand those weak symbols (seen on HP-UX, tru64, AIX and
+// others). Thus we force an explicit instanciation of this particular
+// template (JMarc)
+template struct boost::detail::crc_table_t<32, 0x04C11DB7, true>;
namespace lyx {
namespace support {
-
/////////////////////////////////////////////////////////////////////
//
// FileName::Private
Private(string const & abs_filename) : fi(toqstr(abs_filename))
{
+ name = fromqstr(fi.absoluteFilePath());
fi.setCaching(fi.exists() ? true : false);
}
///
inline void refresh()
{
-// There seems to be a bug in Qt >= 4.2.0, at least, that causes problems with
-// QFileInfo::refresh() on *nix. So we recreate the object in that case.
-// FIXME: When Trolltech fixes the bug, we will have to replace 0x999999 below
-// with the actual working minimum version.
-#if defined(_WIN32) || (QT_VERSION >= 0x999999)
fi.refresh();
-#else
- fi = QFileInfo(fi.absoluteFilePath());
-#endif
}
+
+
+ static
+ bool isFilesystemEqual(QString const & lhs, QString const & rhs)
+ {
+ return QString::compare(lhs, rhs, os::isFilesystemCaseSensitive() ?
+ Qt::CaseSensitive : Qt::CaseInsensitive) == 0;
+ }
+
+ /// The absolute file name in UTF-8 encoding.
+ std::string name;
///
QFileInfo fi;
};
FileName::FileName(string const & abs_filename)
: d(abs_filename.empty() ? new Private : new Private(abs_filename))
{
+ //LYXERR(Debug::FILES, "FileName(" << abs_filename << ')');
+ LATTEST(empty() || isAbsolute(d->name));
}
FileName::FileName(FileName const & rhs) : d(new Private)
{
+ d->name = rhs.d->name;
d->fi = rhs.d->fi;
}
FileName & FileName::operator=(FileName const & rhs)
{
+ if (&rhs == this)
+ return *this;
+ d->name = rhs.d->name;
d->fi = rhs.d->fi;
return *this;
}
bool FileName::empty() const
{
- return d->fi.absoluteFilePath().isEmpty();
+ return d->name.empty();
}
-bool FileName::isAbsolute() const
+bool FileName::isAbsolute(string const & name)
{
- return d->fi.isAbsolute();
+ QFileInfo fi(toqstr(name));
+ return fi.isAbsolute();
}
-string FileName::absFilename() const
+string FileName::absFileName() const
{
- return fromqstr(d->fi.absoluteFilePath());
+ return d->name;
+}
+
+
+string FileName::realPath() const
+{
+ return os::real_path(absFileName());
}
void FileName::set(string const & name)
{
d->fi.setFile(toqstr(name));
+ d->name = fromqstr(d->fi.absoluteFilePath());
+ //LYXERR(Debug::FILES, "FileName::set(" << name << ')');
+ LATTEST(empty() || isAbsolute(d->name));
}
d->fi.setFile(rhs.d->fi.filePath() + toqstr(suffix));
else
d->fi.setFile(QDir(rhs.d->fi.absoluteFilePath()), toqstr(suffix));
+ d->name = fromqstr(d->fi.absoluteFilePath());
+ //LYXERR(Debug::FILES, "FileName::set(" << d->name << ')');
+ LATTEST(empty() || isAbsolute(d->name));
}
void FileName::erase()
{
+ d->name.clear();
d->fi = QFileInfo();
}
-bool FileName::copyTo(FileName const & name) const
+bool FileName::copyTo(FileName const & name, bool keepsymlink) const
+{
+ FileNameSet visited;
+ return copyTo(name, keepsymlink, visited);
+}
+
+
+bool FileName::copyTo(FileName const & name, bool keepsymlink,
+ FileName::FileNameSet & visited) const
{
- LYXERR(Debug::FILES, "Copying " << name);
+ LYXERR(Debug::FILES, "Copying " << name << " keep symlink: " << keepsymlink);
+ if (keepsymlink && name.isSymLink()) {
+ visited.insert(*this);
+ FileName const target(fromqstr(name.d->fi.symLinkTarget()));
+ if (visited.find(target) != visited.end()) {
+ LYXERR(Debug::FILES, "Found circular symlink: " << target);
+ return false;
+ }
+ return copyTo(target, true);
+ }
QFile::remove(name.d->fi.absoluteFilePath());
bool success = QFile::copy(d->fi.absoluteFilePath(), name.d->fi.absoluteFilePath());
if (!success)
bool FileName::renameTo(FileName const & name) const
{
+ LYXERR(Debug::FILES, "Renaming " << name << " as " << *this);
bool success = QFile::rename(d->fi.absoluteFilePath(), name.d->fi.absoluteFilePath());
if (!success)
LYXERR0("Could not rename file " << *this << " to " << name);
bool FileName::moveTo(FileName const & name) const
{
+ LYXERR(Debug::FILES, "Moving " << name << " to " << *this);
QFile::remove(name.d->fi.absoluteFilePath());
bool success = QFile::rename(d->fi.absoluteFilePath(),
string FileName::toFilesystemEncoding() const
{
+ // This doesn't work on Windows for non ascii file names.
QByteArray const encoded = QFile::encodeName(d->fi.absoluteFilePath());
return string(encoded.begin(), encoded.end());
}
+string FileName::toSafeFilesystemEncoding(os::file_access how) const
+{
+ // This will work on Windows for non ascii file names.
+ QString const safe_path =
+ toqstr(os::safe_internal_path(absFileName(), how));
+ QByteArray const encoded = QFile::encodeName(safe_path);
+ return string(encoded.begin(), encoded.end());
+}
+
+
FileName FileName::fromFilesystemEncoding(string const & name)
{
QByteArray const encoded(name.c_str(), name.length());
bool FileName::exists() const
{
- return d->fi.exists();
+ return !empty() && d->fi.exists();
}
bool FileName::isSymLink() const
{
- return d->fi.isSymLink();
+ return !empty() && d->fi.isSymLink();
}
+//QFileInfo caching info might fool this test if file was changed meanwhile.
+//refresh() helps, but we don't want to put it blindly here, because it might
+//trigger slowdown on networked file systems.
bool FileName::isFileEmpty() const
{
+ LASSERT(!empty(), return true);
return d->fi.size() == 0;
}
bool FileName::isDirectory() const
{
- return d->fi.isDir();
+ return !empty() && d->fi.isDir();
}
bool FileName::isReadOnly() const
{
+ LASSERT(!empty(), return true);
return d->fi.isReadable() && !d->fi.isWritable();
}
bool FileName::isReadableDirectory() const
{
- return d->fi.isDir() && d->fi.isReadable();
+ return isDirectory() && d->fi.isReadable();
}
string FileName::onlyFileNameWithoutExt() const
{
- return fromqstr(d->fi.baseName());
+ return fromqstr(d->fi.completeBaseName());
+}
+
+
+string FileName::extension() const
+{
+ return fromqstr(d->fi.suffix());
+}
+
+
+bool FileName::hasExtension(const string & ext)
+{
+ return Private::isFilesystemEqual(d->fi.suffix(), toqstr(ext));
}
FileName FileName::onlyPath() const
{
FileName path;
+ if (empty())
+ return path;
+ path.d->fi.setFile(d->fi.path());
+ path.d->name = fromqstr(path.d->fi.absoluteFilePath());
+ return path;
+}
+
+
+FileName FileName::parentPath() const
+{
+ FileName path;
+ // return empty path for parent of root dir
+ // parent of empty path is empty too
+ if (empty() || d->fi.isRoot())
+ return path;
path.d->fi.setFile(d->fi.path());
+ path.d->name = fromqstr(path.d->fi.absoluteFilePath());
return path;
}
bool FileName::isReadableFile() const
{
- return d->fi.isFile() && d->fi.isReadable();
+ return !empty() && d->fi.isFile() && d->fi.isReadable();
}
bool FileName::isWritable() const
{
- return d->fi.isWritable();
+ return !empty() && d->fi.isWritable();
}
bool FileName::isDirWritable() const
{
- LASSERT(d->fi.isDir(), return false);
- QFileInfo tmp(d->fi.absoluteDir(), "lyxwritetest");
+ LASSERT(isDirectory(), return false);
+ QFileInfo tmp(QDir(d->fi.absoluteFilePath()), "lyxwritetest");
QTemporaryFile qt_tmp(tmp.absoluteFilePath());
if (qt_tmp.open()) {
LYXERR(Debug::FILES, "Directory " << *this << " is writable");
return dirlist;
}
- QDir dir = d->fi.absoluteDir();
+ // If the directory is specified without a trailing '/', absoluteDir()
+ // would return the parent dir, so we must use absoluteFilePath() here.
+ QDir dir = d->fi.absoluteFilePath();
if (!ext.empty()) {
QString filter;
}
-static string createTempFile(QString const & mask)
-{
- QTemporaryFile qt_tmp(mask);
- if (qt_tmp.open()) {
- string const temp_file = fromqstr(qt_tmp.fileName());
- LYXERR(Debug::FILES, "Temporary file `" << temp_file << "' created.");
- return temp_file;
- }
- LYXERR(Debug::FILES, "Unable to create temporary file with following template: "
- << qt_tmp.fileTemplate());
- return string();
-}
-
-
-FileName FileName::tempName(FileName const & temp_dir, string const & mask)
-{
- QFileInfo tmp_fi(QDir(temp_dir.d->fi.absoluteFilePath()), toqstr(mask));
- LYXERR(Debug::FILES, "Temporary file in " << tmp_fi.absoluteFilePath());
- return FileName(createTempFile(tmp_fi.absoluteFilePath()));
-}
-
-
-FileName FileName::tempName(string const & mask)
+FileName FileName::getcwd()
{
- QFileInfo tmp_fi(toqstr(mask));
- if (!tmp_fi.isAbsolute())
- tmp_fi.setFile(package().temp_dir().d->fi.absoluteDir(), toqstr(mask));
- return FileName(createTempFile(tmp_fi.absoluteFilePath()));
+ // return makeAbsPath("."); would create an infinite loop
+ QFileInfo fi(".");
+ return FileName(fromqstr(fi.absoluteFilePath()));
}
-FileName FileName::getcwd()
+FileName FileName::tempPath()
{
- return FileName(".");
+ return FileName(os::internal_path(fromqstr(QDir::tempPath())));
}
-FileName FileName::tempPath()
+void FileName::refresh() const
{
- return FileName(fromqstr(QDir::tempPath()));
+ d->refresh();
}
}
-extern unsigned long sum(char const * file);
+bool FileName::link(FileName const & name) const
+{
+ return QFile::link(toqstr(absFileName()), toqstr(name.absFileName()));
+}
+
+
+unsigned long checksum_ifstream_fallback(char const * file)
+{
+ unsigned long result = 0;
+ //LYXERR(Debug::FILES, "lyx::sum() using istreambuf_iterator (fast)");
+ ifstream ifs(file, ios_base::in | ios_base::binary);
+ if (!ifs)
+ return result;
+
+ istreambuf_iterator<char> beg(ifs);
+ istreambuf_iterator<char> end;
+ boost::crc_32_type crc;
+ crc = for_each(beg, end, crc);
+ result = crc.checksum();
+ return result;
+}
unsigned long FileName::checksum() const
{
+ unsigned long result = 0;
+
if (!exists()) {
- //LYXERR0("File \"" << absFilename() << "\" does not exist!");
- return 0;
+ //LYXERR0("File \"" << absFileName() << "\" does not exist!");
+ return result;
}
// a directory may be passed here so we need to test it. (bug 3622)
if (isDirectory()) {
- LYXERR0('"' << absFilename() << "\" is a directory!");
- return 0;
+ LYXERR0('"' << absFileName() << "\" is a directory!");
+ return result;
+ }
+
+ // This is used in the debug output at the end of the method.
+ static QTime t;
+ if (lyxerr.debugging(Debug::FILES))
+ t.restart();
+
+#if QT_VERSION >= 0x999999
+ // First version of checksum uses Qt4.4 mmap support.
+ // FIXME: This code is not ready with Qt4.4.2,
+ // see http://www.lyx.org/trac/ticket/5293
+ // FIXME: should we check if the MapExtension extension is supported?
+ // see QAbstractFileEngine::supportsExtension() and
+ // QAbstractFileEngine::MapExtension)
+ QFile qf(fi.filePath());
+ if (!qf.open(QIODevice::ReadOnly))
+ return result;
+ qint64 size = fi.size();
+ uchar * ubeg = qf.map(0, size);
+ uchar * uend = ubeg + size;
+ boost::crc_32_type ucrc;
+ ucrc.process_block(ubeg, uend);
+ qf.unmap(ubeg);
+ qf.close();
+ result = ucrc.checksum();
+
+#else // QT_VERSION
+
+ string const encoded = toSafeFilesystemEncoding();
+ char const * file = encoded.c_str();
+
+ #ifdef SUM_WITH_MMAP
+ //LYXERR(Debug::FILES, "using mmap (lightning fast)");
+
+ int fd = open(file, O_RDONLY);
+ if (!fd)
+ return result;
+
+ struct stat info;
+ if (fstat(fd, &info)){
+ // fstat fails on samba shares (bug 5891)
+ close(fd);
+ return checksum_ifstream_fallback(file);
+ }
+
+ void * mm = mmap(0, info.st_size, PROT_READ,
+ MAP_PRIVATE, fd, 0);
+ // Some platforms have the wrong type for MAP_FAILED (compaq cxx).
+ if (mm == reinterpret_cast<void*>(MAP_FAILED)) {
+ close(fd);
+ return result;
}
- if (!lyxerr.debugging(Debug::FILES))
- return sum(absFilename().c_str());
- QTime t;
- t.start();
- unsigned long r = sum(absFilename().c_str());
- lyxerr << "Checksumming \"" << absFilename() << "\" lasted "
- << t.elapsed() << " ms." << endl;
- return r;
+ char * beg = static_cast<char*>(mm);
+ char * end = beg + info.st_size;
+
+ boost::crc_32_type crc;
+ crc.process_block(beg, end);
+ result = crc.checksum();
+
+ munmap(mm, info.st_size);
+ close(fd);
+
+ #else // no SUM_WITH_MMAP
+ result = checksum_ifstream_fallback(file);
+ #endif // SUM_WITH_MMAP
+#endif // QT_VERSION
+
+ LYXERR(Debug::FILES, "Checksumming \"" << absFileName() << "\" "
+ << result << " lasted " << t.elapsed() << " ms.");
+ return result;
}
bool FileName::removeFile() const
{
bool const success = QFile::remove(d->fi.absoluteFilePath());
+ d->refresh();
if (!success && exists())
LYXERR0("Could not delete file " << *this);
return success;
}
+// Only used in non Win32 platforms
static int mymkdir(char const * pathname, unsigned long int mode)
{
// FIXME: why don't we have mode_t in lyx::mkdir prototype ??
bool FileName::createDirectory(int permission) const
{
- LASSERT(!empty(), /**/);
+ LASSERT(!empty(), return false);
+#ifdef Q_OS_WIN32
+ // FIXME: "Permissions of created directories are ignored on this system."
+ return createPath();
+#else
return mymkdir(toFilesystemEncoding().c_str(), permission) == 0;
+#endif
}
bool FileName::createPath() const
{
- LASSERT(!empty(), /**/);
+ LASSERT(!empty(), return false);
+ LYXERR(Debug::FILES, "creating path '" << *this << "'.");
if (isDirectory())
- return true;
+ return false;
QDir dir;
bool success = dir.mkpath(d->fi.absoluteFilePath());
docstring FileName::displayName(int threshold) const
{
- return makeDisplayPath(absFilename(), threshold);
+ return makeDisplayPath(absFileName(), threshold);
}
docstring FileName::fileContents(string const & encoding) const
{
if (!isReadableFile()) {
- LYXERR0("File '" << *this << "' is not redable!");
+ LYXERR0("File '" << *this << "' is not readable!");
return docstring();
}
if (encoding.empty() || encoding == "UTF-8")
s = QString::fromUtf8(contents.data());
else if (encoding == "ascii")
+#if (QT_VERSION < 0x050000)
s = QString::fromAscii(contents.data());
+#else
+ s = QString::fromLatin1(contents.data());
+#endif
else if (encoding == "local8bit")
s = QString::fromLocal8Bit(contents.data());
else if (encoding == "latin1")
void FileName::changeExtension(string const & extension)
{
// FIXME: use Qt native methods...
- string const oldname = absFilename();
+ string const oldname = absFileName();
string::size_type const last_slash = oldname.rfind('/');
string::size_type last_dot = oldname.rfind('.');
if (last_dot < last_slash && last_slash != string::npos)
}
-string FileName::guessFormatFromContents() const
-{
- // the different filetypes and what they contain in one of the first lines
- // (dots are any characters). (Herbert 20020131)
- // AGR Grace...
- // BMP BM...
- // EPS %!PS-Adobe-3.0 EPSF...
- // FIG #FIG...
- // FITS ...BITPIX...
- // GIF GIF...
- // JPG JFIF
- // PDF %PDF-...
- // PNG .PNG...
- // PBM P1... or P4 (B/W)
- // PGM P2... or P5 (Grayscale)
- // PPM P3... or P6 (color)
- // PS %!PS-Adobe-2.0 or 1.0, no "EPSF"!
- // SGI \001\332... (decimal 474)
- // TGIF %TGIF...
- // TIFF II... or MM...
- // XBM ..._bits[]...
- // XPM /* XPM */ sometimes missing (f.ex. tgif-export)
- // ...static char *...
- // XWD \000\000\000\151 (0x00006900) decimal 105
- //
- // GZIP \037\213 http://www.ietf.org/rfc/rfc1952.txt
- // ZIP PK... http://www.halyava.ru/document/ind_arch.htm
- // Z \037\235 UNIX compress
-
- // paranoia check
- if (empty() || !isReadableFile())
- return string();
-
- ifstream ifs(toFilesystemEncoding().c_str());
- if (!ifs)
- // Couldn't open file...
- return string();
-
- // gnuzip
- static string const gzipStamp = "\037\213";
-
- // PKZIP
- static string const zipStamp = "PK";
-
- // compress
- static string const compressStamp = "\037\235";
-
- // Maximum strings to read
- int const max_count = 50;
- int count = 0;
-
- string str;
- string format;
- bool firstLine = true;
- while ((count++ < max_count) && format.empty()) {
- if (ifs.eof()) {
- LYXERR(Debug::GRAPHICS, "filetools(getFormatFromContents)\n"
- << "\tFile type not recognised before EOF!");
- break;
- }
-
- getline(ifs, str);
- string const stamp = str.substr(0, 2);
- if (firstLine && str.size() >= 2) {
- // at first we check for a zipped file, because this
- // information is saved in the first bytes of the file!
- // also some graphic formats which save the information
- // in the first line, too.
- if (prefixIs(str, gzipStamp)) {
- format = "gzip";
-
- } else if (stamp == zipStamp) {
- format = "zip";
-
- } else if (stamp == compressStamp) {
- format = "compress";
-
- // the graphics part
- } else if (stamp == "BM") {
- format = "bmp";
-
- } else if (stamp == "\001\332") {
- format = "sgi";
-
- // PBM family
- // Don't need to use str.at(0), str.at(1) because
- // we already know that str.size() >= 2
- } else if (str[0] == 'P') {
- switch (str[1]) {
- case '1':
- case '4':
- format = "pbm";
- break;
- case '2':
- case '5':
- format = "pgm";
- break;
- case '3':
- case '6':
- format = "ppm";
- }
- break;
-
- } else if ((stamp == "II") || (stamp == "MM")) {
- format = "tiff";
-
- } else if (prefixIs(str,"%TGIF")) {
- format = "tgif";
-
- } else if (prefixIs(str,"#FIG")) {
- format = "fig";
-
- } else if (prefixIs(str,"GIF")) {
- format = "gif";
-
- } else if (str.size() > 3) {
- int const c = ((str[0] << 24) & (str[1] << 16) &
- (str[2] << 8) & str[3]);
- if (c == 105) {
- format = "xwd";
- }
- }
-
- firstLine = false;
- }
-
- if (!format.empty())
- break;
- else if (contains(str,"EPSF"))
- // dummy, if we have wrong file description like
- // %!PS-Adobe-2.0EPSF"
- format = "eps";
-
- else if (contains(str, "Grace"))
- format = "agr";
-
- else if (contains(str, "JFIF"))
- format = "jpg";
-
- else if (contains(str, "%PDF"))
- format = "pdf";
+docstring const FileName::relPath(string const & path) const
+{
+ // FIXME UNICODE
+ return makeRelPath(absoluteFilePath(), from_utf8(path));
+}
- else if (contains(str, "PNG"))
- format = "png";
- else if (contains(str, "%!PS-Adobe")) {
- // eps or ps
- ifs >> str;
- if (contains(str,"EPSF"))
- format = "eps";
- else
- format = "ps";
- }
+// Note: According to Qt, QFileInfo::operator== is undefined when
+// both files do not exist (Qt4.5 gives true for all non-existent
+// files, while Qt4.4 compares the filenames).
+// see:
+// http://www.qtsoftware.com/developer/task-tracker/
+// index_html?id=248471&method=entry.
+bool equivalent(FileName const & l, FileName const & r)
+{
+ // FIXME: In future use Qt.
+ // Qt 4.4: We need to solve this warning from Qt documentation:
+ // * Long and short file names that refer to the same file on Windows are
+ // treated as if they referred to different files.
+ // This is supposed to be fixed for Qt5.
+ FileName const lhs(os::internal_path(l.absFileName()));
+ FileName const rhs(os::internal_path(r.absFileName()));
- else if (contains(str, "_bits[]"))
- format = "xbm";
+ if (lhs.empty())
+ // QFileInfo::operator==() returns false if the two QFileInfo are empty.
+ return rhs.empty();
- else if (contains(str, "XPM") || contains(str, "static char *"))
- format = "xpm";
+ if (rhs.empty())
+ // Avoid unnecessary checks below.
+ return false;
- else if (contains(str, "BITPIX"))
- format = "fits";
- }
+ lhs.d->refresh();
+ rhs.d->refresh();
- if (!format.empty()) {
- LYXERR(Debug::GRAPHICS, "Recognised Fileformat: " << format);
- return format;
+ if (!lhs.d->fi.isSymLink() && !rhs.d->fi.isSymLink()) {
+ // Qt already checks if the filesystem is case sensitive or not.
+ // see note above why the extra check with fileName is needed.
+ return lhs.d->fi == rhs.d->fi
+ && lhs.d->fi.fileName() == rhs.d->fi.fileName();
}
- LYXERR(Debug::GRAPHICS, "filetools(getFormatFromContents)\n"
- << "\tCouldn't find a known format!");
- return string();
-}
-
-
-bool FileName::isZippedFile() const
-{
- string const type = guessFormatFromContents();
- return contains("gzip zip compress", type) && !type.empty();
-}
-
-
-docstring const FileName::relPath(string const & path) const
-{
- // FIXME UNICODE
- return makeRelPath(absoluteFilePath(), from_utf8(path));
+ // FIXME: When/if QFileInfo support symlink comparison, remove this code.
+ QFileInfo fi1(lhs.d->fi);
+ if (fi1.isSymLink())
+ fi1 = QFileInfo(fi1.symLinkTarget());
+ QFileInfo fi2(rhs.d->fi);
+ if (fi2.isSymLink())
+ fi2 = QFileInfo(fi2.symLinkTarget());
+ // see note above why the extra check with fileName is needed.
+ return fi1 == fi2 && fi1.fileName() == fi2.fileName();
}
bool operator==(FileName const & lhs, FileName const & rhs)
{
- // FIXME: We need to solve these warnings from documentations:
- // * This will not compare two different symbolic links pointing to the same
- // file.
- // * Long and short file names that refer to the same file on Windows are
- // treated as if they referred to different files.
- return lhs.d->fi == rhs.d->fi;
+ return os::isFilesystemCaseSensitive()
+ ? lhs.absFileName() == rhs.absFileName()
+ : !QString::compare(toqstr(lhs.absFileName()),
+ toqstr(rhs.absFileName()), Qt::CaseInsensitive);
}
bool operator<(FileName const & lhs, FileName const & rhs)
{
- return lhs.absFilename() < rhs.absFilename();
+ return lhs.absFileName() < rhs.absFileName();
}
bool operator>(FileName const & lhs, FileName const & rhs)
{
- return lhs.absFilename() > rhs.absFilename();
+ return lhs.absFileName() > rhs.absFileName();
}
ostream & operator<<(ostream & os, FileName const & filename)
{
- return os << filename.absFilename();
+ return os << filename.absFileName();
}
DocFileName::DocFileName(string const & abs_filename, bool save_abs)
- : FileName(abs_filename), save_abs_path_(save_abs), zipped_valid_(false)
+ : FileName(abs_filename), save_abs_path_(save_abs)
{}
DocFileName::DocFileName(FileName const & abs_filename, bool save_abs)
- : FileName(abs_filename), save_abs_path_(save_abs), zipped_valid_(false)
+ : FileName(abs_filename), save_abs_path_(save_abs)
{}
void DocFileName::set(string const & name, string const & buffer_path)
{
- FileName::set(name);
- bool const nameIsAbsolute = isAbsolute();
- save_abs_path_ = nameIsAbsolute;
- if (!nameIsAbsolute)
- FileName::set(makeAbsPath(name, buffer_path).absFilename());
- zipped_valid_ = false;
+ save_abs_path_ = isAbsolute(name);
+ if (save_abs_path_)
+ FileName::set(name);
+ else
+ FileName::set(makeAbsPath(name, buffer_path).absFileName());
}
void DocFileName::erase()
{
FileName::erase();
- zipped_valid_ = false;
}
-string DocFileName::relFilename(string const & path) const
+string DocFileName::relFileName(string const & path) const
{
// FIXME UNICODE
return to_utf8(relPath(path));
}
-string DocFileName::outputFilename(string const & path) const
+string DocFileName::outputFileName(string const & path) const
{
- return save_abs_path_ ? absFilename() : relFilename(path);
+ return save_abs_path_ ? absFileName() : relFileName(path);
}
-string DocFileName::mangledFilename(string const & dir) const
+string DocFileName::mangledFileName(string const & dir) const
{
+ // Concurrent access to these variables is possible.
+
// We need to make sure that every DocFileName instance for a given
// filename returns the same mangled name.
typedef map<string, string> MangledMap;
static MangledMap mangledNames;
- MangledMap::const_iterator const it = mangledNames.find(absFilename());
+ static Mutex mangledMutex;
+ // this locks both access to mangledNames and counter below
+ Mutex::Locker lock(&mangledMutex);
+ MangledMap::const_iterator const it = mangledNames.find(absFileName());
if (it != mangledNames.end())
return (*it).second;
- string const name = absFilename();
+ string const name = absFileName();
// Now the real work
string mname = os::internal_path(name);
// Remove the extension.
// in the name.
static string const keep = "abcdefghijklmnopqrstuvwxyz"
"ABCDEFGHIJKLMNOPQRSTUVWXYZ"
- "+,-0123456789;=";
+ "+-0123456789;=";
string::size_type pos = 0;
while ((pos = mname.find_first_not_of(keep, pos)) != string::npos)
mname[pos++] = '_';
}
}
- mangledNames[absFilename()] = mname;
+ mangledNames[absFileName()] = mname;
return mname;
}
-bool DocFileName::isZipped() const
-{
- if (!zipped_valid_) {
- zipped_ = isZippedFile();
- zipped_valid_ = true;
- }
- return zipped_;
-}
-
-
-string DocFileName::unzippedFilename() const
+string DocFileName::unzippedFileName() const
{
- return unzippedFileName(absFilename());
+ return support::unzippedFileName(absFileName());
}