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   源码介绍

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一款简易的C/C 开发环境源码，支持格式化、代码分色显示。必须与MinGW环境搭配使用，实现debug功能。 Dr.Dobb的作品，适合C/C 开发人员参考、定制自己的IDE.

Quincy2005ProjectV1.3.zip

// ---------- build.cpp
#include "stdafx.h"
#include "Quincy.h"
#include "QuincyView.h"
#include "QuincyDoc.h"
#include "TextDocument.h"
#include "compiler.h"
#include ".\quincyview.h"

// --- recursive function to make subdirectories that don't exist
void CQuincyView::MakeSubdirectories(const CString& strPath)
{
	if (!strPath.IsEmpty())	{
		int ndx = strPath.ReverseFind('\\');
		if (ndx != -1)
			MakeSubdirectories(strPath.Left(ndx));
		struct _stat sbf;
		if (_stat(strPath, &sbf) != 0 || (sbf.st_mode & _S_IFDIR) == 0)
			_mkdir(strPath);
	}
}

// ----- project Build command
void CQuincyView::BuildProject(bool bDoExecute, bool bDoStep)
{
	int ndx = m_strTargetFile.ReverseFind('\\');
	if (ndx != -1)	{
		CString strPath = m_strTargetFile.Left(ndx);
		struct _stat sbf;
		// see if the target path exists and is a directory
		if (_stat(strPath, &sbf) != 0 || (sbf.st_mode & _S_IFDIR) == 0)	{
			if (AfxMessageBox("Path "   strPath   "\\ does not exist. Make it?", MB_YESNO) == IDNO)
				return;
			MakeSubdirectories(strPath);
		}
	}
	CDocument* pDoc = GetDocument();
	ASSERT(pDoc != 0);
	const CString& strPath = pDoc->GetPathName();
	if (!strPath.IsEmpty())
		pDoc->OnSaveDocument(strPath);
	theApp.GetCompiler().BuildTarget(m_strTargetFile,
		bDoExecute ? (bDoStep ? Compiler::step : Compiler::run) : Compiler::none);
}

bool CQuincyView::TargetIsCurrent(bool bForceRebuild)
{
	CListCtrl& rlist = GetListCtrl();
	int count = rlist.GetItemCount();
	if (count == 0)
		return true;

	bool bIsCurrent = !bForceRebuild;

	theApp.SetBuildingCPP(false);

	theApp.GetCompiler().ClearArrays();

	theApp.GetCompiler().ClearErrorLog();
	theApp.GetCompiler().AddLogEntry("Checking dependencies");

	// ---- iterate through the source files in the project
	for (int nItem = 0; nItem < count; nItem  )	{
		CString strSrcFile = rlist.GetItemText(nItem, 0);

		bool bCpp = strSrcFile.Right(4).CompareNoCase(".cpp") == 0;

		if (bCpp)
			theApp.SetBuildingCPP(true);

		bool bLib = (strSrcFile.Right(2).CompareNoCase(".a") == 0);
		bool bRc  = strSrcFile.Right(3).CompareNoCase(".rc") == 0;
		bool bRes = strSrcFile.Right(4).CompareNoCase(".res") == 0;
		bool bDef = strSrcFile.Right(4).CompareNoCase(".def") == 0;

		if (!bLib && !bRes)
			// ---- if the source file is in memory and modified, save it
			bIsCurrent &= !UpdateSourceFile(strSrcFile);

		if (bLib)	{
			// --- object library, add to compiler's list of files to include in link
			theApp.GetCompiler().AddLibraryFile(strSrcFile);

			if (!bForceRebuild && bIsCurrent)	{
				CString strLibPathFile;
				const CStringArray& rstrLibs = theApp.GetLibraryArray();
				int nSize = rstrLibs.GetSize();
				int i;
				bool isLib = 
						(strSrcFile.Left(3).CompareNoCase("lib") == 0 && strSrcFile.Right(2).CompareNoCase(".a") == 0);

				// ---- test to see if the library file exists
				for (i = 0; i < nSize; i  )	{
					if (isLib)
						strLibPathFile = rstrLibs[i]   "\\"   strSrcFile;
					else
						strLibPathFile = strSrcFile;
					if (_access(strLibPathFile, 0) == 0)
						break;
				}
				// ---- test to see if the library file exists and is newer than the executable
				if (i < nSize && theApp.CompareFileTimes(m_strTargetFile, strLibPathFile) < 0)
					bIsCurrent = false;
			}
			continue;
		}
		if (bDef && bIsCurrent)	{
			bool bCompileDef = false;
			if (!bForceRebuild && bIsCurrent)	{
				// if target older than def, compile
				bCompileDef = theApp.CompareFileTimes(m_strTargetFile, strSrcFile) < 0;
				if (!bCompileDef)	{
					const Compiler& rc = theApp.GetCompiler();
					const CString& strTg = rc.GetTargetName();
					CString ext("a");
					CString strImportLib = 
						theApp.GetFileName(strTg.Left(strTg.GetLength() - 3)   ext);
					// if import lib older than def, compile
					bCompileDef = theApp.CompareFileTimes(strImportLib, strSrcFile) < 0;
				}
			}
			if (bForceRebuild || bCompileDef)	{
				theApp.GetCompiler().AddSourceFile(strSrcFile);
				bIsCurrent = false;
			}
			continue;
		}
		// ---- make a copy of the source file name without the path or file extension
		CString strSrcName = theApp.GetFileName(strSrcFile.Left(strSrcFile.ReverseFind('.')));

// ==================================================

		CString strObjFile = theApp.GetCompiler().MakeObjectFileName(strSrcName);
		if (bRc)	{
			// --- compiling .rc into .o
			theApp.GetCompiler().AddObjectFile(strObjFile);
			if (bForceRebuild || theApp.CompareFileTimes(strObjFile, strSrcFile) < 0)	{
				theApp.GetCompiler().AddSourceFile(strSrcFile);
				bIsCurrent = false;
			}
			else if (theApp.CompareFileTimes(m_strTargetFile, strObjFile) < 0)
				bIsCurrent = false;
			continue;
		}
		if (bRes)	{
			// --- linking .res into .exe (bcc) or compiling res or rc into .o (gcc)
			CString strResFile(strSrcName   ".res");

			// --- compiling .res into .o
			theApp.GetCompiler().AddObjectFile(strObjFile);
			if (bForceRebuild || theApp.CompareFileTimes(strObjFile, strSrcFile) < 0)	{
				theApp.GetCompiler().AddSourceFile(strResFile);
				bIsCurrent = false;
			}
			if (theApp.CompareFileTimes(m_strTargetFile, strObjFile) < 0)
				bIsCurrent = false;
			continue;
		}

		// --- c or cpp source file
		// ---- make a copy of the source file's object file specification
		strObjFile = theApp.GetCompiler().MakeObjectFileName(strSrcName);
		// ---- add the object file to the compiler's link list
		theApp.GetCompiler().AddObjectFile(strObjFile);
		// ---- if the object file has no path info, add it from the target spec
		if (strObjFile.Find("\\") == -1)	{
			// --- extract path info from target spec
			int ndx = m_strTargetFile.ReverseFind('\\');
			strObjFile = m_strTargetFile.Left(ndx 1)   strObjFile;
		}
		// ---- test for rebuild all or if the source file is newer than the object or
		// an included file is newer than the object file.
		if ( IncludesAreNewer(strSrcFile, strObjFile)
			   || bForceRebuild || theApp.CompareFileTimes(strObjFile, strSrcFile) < 0 )	{
			// ---- queue the source file to be compiled
			theApp.GetCompiler().AddSourceFile(strSrcFile);
			bIsCurrent = false;
			m_IncludesChecked.RemoveAll();
		}
		// ---- test to see if the object file is newer than the executable
		else if (theApp.CompareFileTimes(m_strTargetFile, strObjFile) < 0)
			bIsCurrent = false;
	}
	if (bIsCurrent)	{
		theApp.GetCompiler().ClearArrays();
		if (!bForceRebuild)	{
			CString msg = theApp.GetFileName(m_strTargetFile);
			msg  = " is up to date";
			theApp.GetCompiler().AddLogEntry(msg);
		}
	}
	return bIsCurrent;
}

// ---- if the named source file is in memory and modified, save it
bool CQuincyView::UpdateSourceFile(CString& strSrcFile)
{
	CTextDocument* pDoc = theApp.GetTextDocument(strSrcFile);
	bool bUd = pDoc != 0 && pDoc->IsModified();
	if (bUd)
		pDoc->OnSaveDocument(strSrcFile);
	return bUd;
}

bool CQuincyView::IncludesAreNewer(CString& strSrcFile, CString& strObjFile)
{
	CStdioFile ifile(strSrcFile, CFile::modeRead);
	char buf[81];
	while (ifile.ReadString(buf, 80) != 0)	{
		// ---- parse the line for an #include statement with "" delimiters
		char *cp = buf;
		while (isspace(*cp))
			cp  ;
		if (*cp   != '#')
			continue;
		while (isspace(*cp))
			cp  ;
		if (strncmp(cp, "include", 7) != 0)
			continue;
		cp  = 7;
		while (isspace(*cp))
			cp  ;
		if (*cp != '"')
			continue;

		cp  ;

		// ---- extract the filename of the included file
		while (isspace(*cp))
			cp  ;
		char ifilename[81];
		char *cp2 = ifilename;
		while (*cp != '"' && !isspace(*cp) && cp2 < ifilename   80)
			*cp2   = *cp  ;
		*cp2 = '\0';
		CString strInclFile(ifilename);

		// ---- see if this file has already been checked
		int nSize = m_IncludesChecked.GetSize();
		int i;
		for (i = 0; i < nSize; i  )
			if (strInclFile == m_IncludesChecked[i])
				break;
		if (i < nSize)
			continue;
		m_IncludesChecked.Add(strInclFile);

		// ---- if the included source file is in memory and modified, save it
		if (UpdateSourceFile(strInclFile))
			return true;

		// ---- see if the included file is in one of the -I specifications
		const CStringArray& rstrIncludes = theApp.GetIncludeArray();
		nSize = rstrIncludes.GetSize();
		i = 0;
		if (nSize && (_access(strInclFile, 0) != 0))	{
			// --- not a local header
			for (; i < nSize; i  )	{
				strInclFile = rstrIncludes[i]   "\\"   theApp.GetFileName(strInclFile);
				if (_access(strInclFile, 0) == 0)
					break;
			}
		}
		if (i == nSize)	// not in -I, must be system header
			continue;

		// ---- compare the times of the two files
		if (theApp.CompareFileTimes(strInclFile, strObjFile) > 0)
			return true;

		// ---- now check nested includes
		if (IncludesAreNewer(strInclFile, strObjFile))
			return true;
	}
	return false;
}

void CQuincyView::MakeTargetName()
{
	CQuincyDoc* pDoc = static_cast<CQuincyDoc*>(GetDocument());
	ASSERT(pDoc != 0);
	m_strTargetFile =  pDoc->TargetName();
	if (m_strTargetFile.Find('\\') == -1 || m_strTargetFile[1] != ':')	{
		// --- incomplete or no path information in the target, prefix with the path of the project
		CString strProjPath = pDoc->GetPathName();
		// strip the file name
		int nIndex = strProjPath.ReverseFind('\\');
		if (nIndex == -1)
			nIndex = strProjPath.ReverseFind(':');
		if (nIndex != -1)
			strProjPath = strProjPath.Left(nIndex   1);
		// ----- build the target file specification
		m_strTargetFile =  strProjPath   pDoc->TargetName();
	}
}

bool CQuincyView::CanExecuteProgram(bool bDoStep)
{
	MakeTargetName();
	CString msg = theApp.GetFileName(m_strTargetFile);
	bool bExeExists = _access(m_strTargetFile, 0) == 0;
	bool bIsCurrent = TargetIsCurrent();
	if (bExeExists)	{
		// ---- exe file exists
		if (bIsCurrent)
			return true;
		msg  = " is out of date. Rebuild?";
	}
	else
		// ---- exe file does not exist
		msg  = " does not exist. Build?";
	int rtn = AfxMessageBox(msg, MB_YESNOCANCEL | MB_ICONQUESTION);
	if (rtn == IDYES)
		BuildProject(true, bDoStep);			// ???????
	else if (rtn != IDCANCEL && bExeExists)
		return true;
	return false;
}

void CQuincyView::OnRun() 
{
	if (!theApp.ExecuteRunningProgram())
		if (CanExecuteProgram(false))
			theApp.StartProgram(m_strTargetFile);
}

void CQuincyView::OnDebugStep() 
{
	if (!theApp.StepProgram())
		if (CanExecuteProgram(true))
			theApp.DebugProgram(m_strTargetFile, true);
}

void CQuincyView::OnBuild()
{
	MakeTargetName();
	if (!TargetIsCurrent())
		BuildProject(false, false);
}

void CQuincyView::OnBuildAll()
{
	MakeTargetName();
	TargetIsCurrent(true);
	BuildProject(false, false);
}