From 437bca524595d1007f37988e862db8bfeff329b0 Mon Sep 17 00:00:00 2001
From: marha <marha@users.sourceforge.net>
Date: Wed, 29 Jul 2009 09:17:47 +0000
Subject: Added mhmake GNU make compatible (with extensions) make utility.

---
 tools/mhmake/src/fileinfo.h | 450 ++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 450 insertions(+)
 create mode 100644 tools/mhmake/src/fileinfo.h

(limited to 'tools/mhmake/src/fileinfo.h')

diff --git a/tools/mhmake/src/fileinfo.h b/tools/mhmake/src/fileinfo.h
new file mode 100644
index 000000000..c44041d30
--- /dev/null
+++ b/tools/mhmake/src/fileinfo.h
@@ -0,0 +1,450 @@
+/*  This file is part of mhmake.
+ *
+ *  Copyright (C) 2001-2009 Marc Haesen
+ *
+ *  Mhmake is free software: you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation, either version 3 of the License, or
+ *  (at your option) any later version.
+ *
+ *  Mhmake is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with Mhmake.  If not, see <http://www.gnu.org/licenses/>.
+*/
+
+/* $Rev$ */
+
+#ifndef __FILEINFO_H
+#define __FILEINFO_H
+
+#include "curdir.h"
+#include "rule.h"
+#include "md5.h"
+
+#ifdef WIN32
+#define OSPATHSEP '\\'
+#define OSPATHSEPSTR "\\"
+#define OSPATHENVSEP      ';'
+#define OSPATHENVSEPSTR   ";"
+#else
+#define OSPATHSEP '/'
+#define OSPATHSEPSTR "/"
+#define OSPATHENVSEP      ':'
+#define OSPATHENVSEPSTR   ":"
+#endif
+
+extern bool g_DumpOnError;
+extern bool g_PrintVarsAndRules;
+extern bool g_DoNotExecute;
+extern bool g_GenProjectTree;
+extern bool g_Quiet;
+extern bool g_RebuildAll;
+extern bool g_PrintAdditionalInfo;
+extern bool g_pPrintDependencyCheck;
+extern bool g_CheckCircularDeps;
+extern bool g_ForceAutoDepRescan;
+extern bool g_PrintLexYacc;
+extern bool g_Clean;
+extern bool g_PrintMultipleDefinedRules;
+
+extern const string g_EmptyString;
+extern const string g_SpaceString;
+
+#define TIMESAFETY 3
+class mh_time
+{
+  enum
+  {
+    DATENOTVALID=0,
+    NOTEXISTTIME=1,
+    DIRTIME     =2+TIMESAFETY
+  };
+  unsigned long m_Time;
+
+  bool operator < (const mh_time &Src);
+public:
+  mh_time(){m_Time=DATENOTVALID;}
+#ifdef WIN32
+  mh_time(unsigned __int64 Time) : m_Time((unsigned long)(Time&0xffffffff)) {}
+  mh_time(__int64 Time) : m_Time((unsigned long)(Time&0xffffffff)) {}
+#endif
+  mh_time(unsigned long Time) : m_Time(Time) {}
+  mh_time(const mh_time &Time) : m_Time(Time.m_Time) {}
+
+  void SetDir(void)
+  {
+    m_Time=DIRTIME;
+  }
+  bool IsDir(void) const
+  {
+    return m_Time==DIRTIME;
+  }
+  void SetNotExist(void)
+  {
+    m_Time=NOTEXISTTIME;
+  }
+  bool IsExistingFile(void) const
+  {
+    return m_Time>DIRTIME;
+  }
+  bool DoesExist(void) const
+  {
+    return m_Time!=NOTEXISTTIME;
+  }
+  void Invalidate(void)
+  {
+    m_Time=DATENOTVALID;
+  }
+  bool IsDateValid(void) const
+  {
+    return m_Time!=DATENOTVALID;
+  }
+  friend ostream& operator<<(ostream& out,const mh_time &Src);
+
+  mh_time &operator = (const mh_time &Src) { m_Time=Src.m_Time; return *this;}
+
+  bool IsOlder(const mh_time &Src) const { return m_Time<Src.m_Time-TIMESAFETY; }
+
+  bool IsNewer(const mh_time &Src) const { return m_Time>Src.m_Time+TIMESAFETY; }
+  bool IsNewerOrSame(const mh_time &Src) const { return m_Time>=Src.m_Time-TIMESAFETY; }
+};
+typedef mh_time mh_time_t;
+
+inline ostream& operator<<(ostream& out,const mh_time &Src)
+{
+  out << hex << (unsigned long)Src.m_Time;
+  return out;
+}
+
+class fileinfo : public refbase
+{
+  string m_AbsFileName;
+  bool m_IsPhony;
+  bool m_IsBuild;
+  refptr<rule> m_pRule;
+  vector< refptr<fileinfo> > m_Deps;
+  mh_time_t m_Date;
+  uint32 m_CommandsMd5_32;  // 32-bit Md5 checksum of commands to build this target
+
+  fileinfo(const fileinfo &Src);
+  fileinfo(void);
+public:
+
+  fileinfo(const string &AbsFileName,uint32 Md5_32)
+  {
+    m_IsPhony=false;
+    m_IsBuild=false;
+    m_AbsFileName=AbsFileName;
+    InvalidateDate();
+    m_CommandsMd5_32=Md5_32;
+    #ifdef _DEBUG
+    if (g_PrintAdditionalInfo)
+      cout << "Initialising Md5 of "<<GetFullFileName().c_str()<<" to 0x"<<hex<<Md5_32<<endl;
+    #endif
+  }
+  fileinfo(const string &AbsFileName)
+  {
+    new (this) fileinfo(AbsFileName,0);
+  }
+  /* The following constructor is only used for name comparisons, and should only be used for that */
+  fileinfo(int Dummy,const string &AbsFileName)
+  {
+    m_AbsFileName=AbsFileName;
+  }
+
+  fileinfo(const char *szFile)
+  {
+    new (this) fileinfo(string(szFile));
+  }
+  fileinfo(const char *szFile,uint32 Md5_32)
+  {
+    new (this) fileinfo(string(szFile),Md5_32);
+  }
+  ~fileinfo()
+  {
+  }
+  const string &GetFullFileName(void) const
+  {
+    return m_AbsFileName;
+  }
+  void SetFullFileName(const string &strAbsName)
+  {
+    m_AbsFileName=strAbsName;
+    // If the last char is path sep strip it
+    if (!m_AbsFileName.empty() && m_AbsFileName[m_AbsFileName.length()-1]==OSPATHSEP)
+      m_AbsFileName.resize(m_AbsFileName.length()-1);
+  }
+  fileinfo &operator = (const fileinfo &Src)
+  {
+    new (this) fileinfo(Src);
+    return *this;
+  }
+
+  refptr<fileinfo> GetDir(void) const;
+  string GetName() const;
+  bool IsDir() const;
+
+  void DumpErrorMessageDuplicateRule(const refptr<rule> &pRule);
+
+  void SetRule(refptr<rule> &pRule)
+  {
+    #if defined(_DEBUG) && defined(_MSC_VER)
+    if (m_pRule && m_pRule->GetCommands().size()) {
+      _asm int 3;
+    }
+    #endif
+    m_pRule=pRule;
+  }
+
+  void SetRuleIfNotExist(refptr<rule> &pRule)
+  {
+    if (pRule)
+    {
+      if (!m_pRule)
+      {
+        SetRule(pRule);
+        pRule->AddTarget(this);
+      }
+      #ifdef _DEBUG
+      else
+      {
+        if (*m_pRule!=*pRule)
+        {
+          DumpErrorMessageDuplicateRule(pRule);
+          throw(1);
+        }
+        else if (g_PrintMultipleDefinedRules)
+        {
+          DumpErrorMessageDuplicateRule(pRule);
+        }
+      }
+      #endif
+    }
+  }
+
+  refptr<rule> GetRule(void)
+  {
+    return m_pRule;
+  }
+  void AddDep(const refptr<fileinfo> &Dep)
+  {
+    if (&*Dep==this)
+    {
+      #ifdef _DEBUG
+      cout << GetFullFileName()<<" is directly dependent on itself\n";
+      #endif
+      return;
+    }
+    m_Deps.push_back(Dep);
+  }
+  void AddDeps(vector< refptr<fileinfo> > &Deps);
+
+  void InsertDeps(vector< refptr<fileinfo> > &Deps)
+  {
+    vector< refptr<fileinfo> > NewDeps;
+    vector< refptr<fileinfo> >::const_iterator It=Deps.begin();
+    vector< refptr<fileinfo> >::const_iterator ItEnd=Deps.end();
+    while (It!=ItEnd)
+    {
+      if (&**It==this)
+      {
+        #ifdef _DEBUG
+        cout << GetFullFileName()<<" is directly dependent on itself\n";
+        #endif
+      }
+      else
+        NewDeps.push_back(*It);
+      It++;
+    }
+    if (NewDeps.size())
+      m_Deps.insert(m_Deps.begin(),NewDeps.begin(),NewDeps.end());
+  }
+  void AddMainDep(refptr<fileinfo> &MainDep)
+  {
+    if (&*MainDep==this)
+    {
+      #ifdef _DEBUG
+      cout << GetFullFileName()<<" is directly dependent on itself\n";
+      #endif
+      return;
+    }
+    m_Deps.insert(m_Deps.begin(),MainDep);
+  }
+  vector< refptr<fileinfo> > &GetDeps(void)
+  {
+    return m_Deps;
+  }
+  string GetPrerequisits(void) const;
+  void SetPhony(void)
+  {
+    m_IsPhony=true;
+    m_Date.SetNotExist(); // This will sure that this target will always be build (even if a corresponding file exists)
+  }
+  bool IsPhony(void)
+  {
+    return m_IsPhony;
+  }
+  mh_time_t realGetDate(void);
+  void SetDateToNow(void);
+
+  void SetDate(mh_time_t Date)
+  {
+    m_Date=Date;
+  }
+
+  bool IsDateValid() const
+  {
+    return m_Date.IsDateValid();
+  }
+  void InvalidateDate(void)
+  {
+    m_Date.Invalidate();
+  }
+
+  mh_time_t GetDate(void)
+  {
+    if (m_Date.IsDateValid())
+      return m_Date;
+    else
+      return realGetDate();
+  }
+  void SetNotExist(void)
+  {  // this is used to make sure that this item is rebuild, even if it really exists
+    m_Date.SetNotExist();
+  }
+  bool Exists(void)
+  {
+    return GetDate().DoesExist();
+  }
+  bool IsBuild(void) const
+  {
+    return m_IsBuild;
+  }
+  void SetBuild(void)
+  {
+    m_IsBuild=true;
+  }
+  void ClearBuild(void)
+  {
+    m_IsBuild=false;
+  }
+  bool IsAutoDepExtention(void) const;
+
+  void SetCommandsMd5_32(uint32 Md5_32)
+  {
+    #ifdef _DEBUG
+    if (g_PrintAdditionalInfo)
+      cout << "Setting Md5 of "<<GetFullFileName().c_str()<<" to 0x"<<hex<<Md5_32<<endl;
+    #endif
+    m_CommandsMd5_32=Md5_32;
+  }
+#ifdef _DEBUG
+  uint32 GetCommandsMd5_32(void) const
+  {
+    return m_CommandsMd5_32;
+  }
+#endif
+  bool CompareMd5_32(uint32 Md5_32) const
+  {
+    return m_CommandsMd5_32==Md5_32;
+  }
+  void WriteMd5_32(FILE *pFile) const
+  {
+    fwrite(&m_CommandsMd5_32,sizeof(m_CommandsMd5_32),1,pFile);
+  }
+};
+
+struct less_refptrfileinfo : public binary_function <refptr<fileinfo>, refptr<fileinfo>, bool>
+{
+  bool operator()(const refptr<fileinfo>& _Left, const refptr<fileinfo>& _Right) const
+  {
+    return less<string>().operator ()(_Left->GetFullFileName(),_Right->GetFullFileName());
+  }
+};
+
+struct less_fileinfo : public binary_function <const fileinfo*, const fileinfo*, bool>
+{
+  bool operator()(const fileinfo *_Left, const fileinfo *_Right) const
+  {
+    return less<string>().operator ()(_Left->GetFullFileName(),_Right->GetFullFileName());
+  }
+};
+
+extern const string NullString;
+extern refptr<fileinfo> NullFileInfo;
+
+const refptr<fileinfo> &GetFileInfo(const string &szName,const refptr<fileinfo> &pRelDir=curdir::GetCurDir());
+
+extern set<refptr<fileinfo>,less_refptrfileinfo > g_FileInfos;
+
+inline const refptr<fileinfo> &GetAbsFileInfo(const string &strAbsName)
+{
+  static refptr<fileinfo> SearchFileInfo(new fileinfo(""));
+  SearchFileInfo->SetFullFileName(strAbsName);
+  /* Using find is just an optimalisation, you could use insert immediately */
+  set<refptr<fileinfo>,less_refptrfileinfo >::const_iterator pFind=g_FileInfos.find(SearchFileInfo);
+  if (pFind==g_FileInfos.end())
+  {
+    pair <set<refptr<fileinfo>,less_refptrfileinfo >::iterator, bool> pPair=g_FileInfos.insert(new fileinfo(SearchFileInfo->GetFullFileName()));
+    return *(pPair.first);
+  }
+  else
+    return *pFind;
+}
+
+
+inline const refptr<fileinfo> &GetFileInfo(const string &szName,const string &RelDir)
+{
+  return GetFileInfo(szName,GetFileInfo(RelDir));
+}
+
+inline const refptr<fileinfo> &GetFileInfo(const char *szName,const char *RelDir)
+{
+  return GetFileInfo(string(szName),string(RelDir));
+}
+
+inline const refptr<fileinfo> &GetFileInfo(const char *szName,const refptr<fileinfo> &RelDir=curdir::GetCurDir())
+{
+  return GetFileInfo(string(szName),RelDir);
+}
+
+void PrintFileInfos();
+
+#ifdef WIN32
+class ZEROTIME
+{
+  __int64 m_ZeroTime;
+public:
+  ZEROTIME()
+  {
+    SYSTEMTIME SystemTime;
+
+    memset(&SystemTime,0,sizeof(SystemTime));
+    SystemTime.wYear=1970;
+    SystemTime.wMonth=1;
+    SystemTime.wDay=1;
+    SystemTime.wDayOfWeek=4;
+
+    SystemTimeToFileTime(&SystemTime,(FILETIME*)&m_ZeroTime);
+  }
+
+  __int64 GetZeroTime()
+  {
+    return m_ZeroTime;
+  }
+
+  mh_time_t ConvertTime(FILETIME *pFileTime)
+  {
+    return (mh_time_t)((*(__int64*)pFileTime-m_ZeroTime)/10000000);  /* filetime is in nano seconds*/
+  }
+};
+
+extern ZEROTIME g_ZeroTime;
+#endif
+
+#endif
+
-- 
cgit v1.2.3