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Diffstat (limited to 'tools/mhmake/src/fileinfo.h')
| -rw-r--r-- | tools/mhmake/src/fileinfo.h | 450 |
1 files changed, 450 insertions, 0 deletions
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
+
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