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/***************************************************************************
*
* Copyright (C) 2007 Elad Lahav (elad_lahav@users.sourceforge.net)
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AS IS'' AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
***************************************************************************/
#include "projectbase.h"
#include "kscopeconfig.h"
#include "cscopefrontend.h"
ProjectBase::ProjectBase()
{
}
ProjectBase::~ProjectBase()
{
}
bool ProjectBase::open(const QString& sPath)
{
QFileInfo fi(sPath);
// Make sure the file exists, and that is is a cross-reference file
if (!fi.exists() || !isCscopeOut(fi.absFilePath()))
return false;
// Set the project's directory
m_dir = fi.dirPath(true);
// Set the name of the project to be the full path of the file
m_sName = fi.absFilePath();
// Initialise project options (assume source root is the folder holding the
// cscope.out file)
getDefOptions(m_opt);
m_opt.sSrcRootPath = m_dir.absPath();
return true;
}
/**
* Determines if the cscope.out file for this project exists.
* @return true if the database exists, false otherwise
*/
bool ProjectBase::dbExists()
{
return m_dir.exists("cscope.out");
}
void ProjectBase::getOptions(Options& opt) const
{
getDefOptions(opt);
}
void ProjectBase::getMakeParams(QString& sCmd, QString& sDir) const
{
sCmd = "make";
sDir = getSourceRoot();
}
/**
* Fills a structure with default properties for a new project.
* Default properties are partly based on the system profile.
* @param opt The structure to fill
*/
void ProjectBase::getDefOptions(Options& opt)
{
// Set default source path to file-system root
opt.sSrcRootPath = "/";
// Initialise MIME-type list
opt.slFileTypes.append("*.c");
opt.slFileTypes.append("*.h");
// Set other options
opt.bKernel = DEF_IS_KERNEL;
opt.bInvIndex = DEF_INV_INDEX;
opt.bNoCompress = DEF_NO_COMPRESS;
opt.bSlowPathDef = DEF_SLOW_PATH;
opt.nACMinChars = DEF_AC_MIN_CHARS;
opt.nACDelay = DEF_AC_DELAY;
opt.nACMaxEntries = DEF_AC_MAX_ENTRIES;
opt.nTabWidth = DEF_TAB_WIDTH;
// Set profile-dependant options
if (Config().getSysProfile() == KScopeConfig::Fast) {
opt.nAutoRebuildTime = 10;
opt.bACEnabled = true;
}
else {
opt.nAutoRebuildTime = -1;
opt.bACEnabled = false;
}
}
void ProjectBase::initOptions()
{
// Load the options
getOptions(m_opt);
// Create the argument list for invoking Cscope
m_nArgs = 0;
if (m_opt.bKernel)
m_nArgs |= CscopeFrontend::Kernel;
if (m_opt.bInvIndex)
m_nArgs |= CscopeFrontend::InvIndex;
if (m_opt.bNoCompress)
m_nArgs |= CscopeFrontend::NoCompression;
if (m_opt.bSlowPathDef)
m_nArgs |= CscopeFrontend::SlowPathDef;
}
/**
* Determines if the given file is a Cscope cross-reference database.
* @param sPath The full path of the file to check
* @return true if the given file is a cscope.out file, false otherwise
*/
bool ProjectBase::isCscopeOut(const QString& sPath)
{
QFile file(sPath);
QString sLine;
int nVer;
char szDir[PATH_MAX];
// Try to open the file
if (!file.open(IO_ReadOnly))
return false;
// Check if the first line matches the expected format
sLine = QTextStream(&file).readLine();
return sscanf(sLine.latin1(), "cscope %d %s", &nVer, szDir) == 2;
}
/**
* Fills a list object with all files in the project.
* List items are created by reading and parsing all file name entries from
* the project's 'cscope.files' file.
* Note that the file may contain option lines, beginning with a dash. These
* should be ignored.
* @param pList Pointer to the object to fill
*/
bool ProjectBase::loadFileList(FileListTarget* pList)
{
QString sFilePath;
QFile file;
// Make sure the file exists
if (!m_dir.exists("cscope.files"))
return false;
// Open the file
file.setName(m_dir.absPath() + "/cscope.files");
if (!file.open(IO_ReadOnly))
return false;
// Read all file names from the file
QTextStream str(&file);
while ((sFilePath = str.readLine()) != QString::null) {
// Skip option lines
if (sFilePath.at(0) == '-')
continue;
// Set the new list item
pList->addItem(sFilePath);
}
file.close();
return true;
}
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