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Diffstat (limited to 'tools/mhmake/src/fileinfo.h')
| -rw-r--r-- | tools/mhmake/src/fileinfo.h | 442 |
1 files changed, 442 insertions, 0 deletions
diff --git a/tools/mhmake/src/fileinfo.h b/tools/mhmake/src/fileinfo.h new file mode 100644 index 000000000..b658ac677 --- /dev/null +++ b/tools/mhmake/src/fileinfo.h @@ -0,0 +1,442 @@ +/* This file is part of mhmake.
+ *
+ * Copyright (C) 2001-2010 marha@sourceforge.net
+ *
+ * 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_StopCompiling;
+extern bool g_PrintMultipleDefinedRules;
+
+extern const string g_EmptyString;
+extern const string g_SpaceString;
+extern const string g_QuoteString;
+
+string QuoteFileName(const string &Filename);
+string UnquoteFileName(const string &Filename);
+
+template<typename T>
+inline string stringify(const T& x)
+{
+ ostringstream o;
+ o << x;
+ return o.str();
+}
+
+#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;}
+ mh_time(time_t Time) : m_Time((unsigned long)Time) {}
+ 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
+{
+ string m_AbsFileName;
+ bool m_IsPhony;
+ int m_BuildStatus; /* Bit 0 means the target built is started, Bit 1 means the target is still building */
+ refptr<rule> m_pRule;
+ mhmakefileparser *m_pAutoDepsMakefile;
+ vector<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);
+
+ void init(const string &AbsFileName,uint32 Md5_32)
+ {
+ m_IsPhony=false;
+ m_pAutoDepsMakefile=NULL;
+ m_BuildStatus=0;
+ m_AbsFileName=UnquoteFileName(AbsFileName);
+ InvalidateDate();
+ m_CommandsMd5_32=Md5_32;
+ #ifdef _DEBUG
+ if (g_PrintAdditionalInfo)
+ cout << "Initialising Md5 of "<<GetQuotedFullFileName().c_str()<<" to 0x"<<hex<<Md5_32<<endl;
+ #endif
+ }
+ fileinfo &operator = (const fileinfo &Src); // Do not allow copying
+public:
+ fileinfo(const string &AbsFileName,uint32 Md5_32)
+ {
+ init(AbsFileName,Md5_32);
+ }
+ fileinfo(const string &AbsFileName)
+ {
+ init(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=UnquoteFileName(AbsFileName);
+ }
+
+ fileinfo(const char *szFile)
+ {
+ init(szFile,0);
+ }
+ fileinfo(const char *szFile,uint32 Md5_32)
+ {
+ init(szFile,Md5_32);
+ }
+ const string &GetFullFileName(void) const
+ {
+ return m_AbsFileName;
+ }
+ string GetQuotedFullFileName(void) const
+ {
+ return QuoteFileName(m_AbsFileName);
+ }
+#ifdef WIN32
+#define MINPATHLENGTH 3 // The smallest dir name in windows is 3, e.g. "c:\"
+#else
+#define MINPATHLENGTH 1 // The smallest dir name in linux is 1, e.g. "/"
+#endif
+ void SetFullFileName(const string &strAbsName)
+ {
+ m_AbsFileName=UnquoteFileName(strAbsName);
+ // If the last char is path sep strip it, except for the smallest dir name
+ if (m_AbsFileName.length()>MINPATHLENGTH && m_AbsFileName[m_AbsFileName.length()-1]==OSPATHSEP)
+ m_AbsFileName.resize(m_AbsFileName.length()-1);
+ }
+
+ fileinfo* GetDir(void) const;
+ string GetName() const;
+ bool IsDir() const;
+
+ string GetErrorMessageDuplicateRule(const refptr<rule> &pRule);
+
+ void SetRule(refptr<rule> &pRule)
+ {
+ #if defined(_DEBUG) && defined(_MSC_VER)
+ if (m_pRule && m_pRule->GetCommands().size() && !IsBuilding()) {
+ DebugBreak();
+ }
+ #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)
+ {
+ throw(GetErrorMessageDuplicateRule(pRule));
+ }
+ else if (g_PrintMultipleDefinedRules)
+ {
+ cerr<<GetErrorMessageDuplicateRule(pRule);
+ }
+ }
+ #endif
+ }
+ }
+
+ refptr<rule> GetRule(void) const
+ {
+ return m_pRule;
+ }
+ void AddDep(fileinfo *pDep)
+ {
+ if (&*pDep==this)
+ {
+ #ifdef _DEBUG
+ cout << GetQuotedFullFileName()<<" is directly dependent on itself\n";
+ #endif
+ return;
+ }
+ m_Deps.push_back(pDep);
+ }
+ void AddDeps(vector<fileinfo*> &Deps);
+
+ void InsertDeps(vector<fileinfo*> &Deps)
+ {
+ #ifdef _DEBUG
+ vector<fileinfo*> NewDeps;
+ vector<fileinfo*>::const_iterator It=Deps.begin();
+ vector<fileinfo*>::const_iterator ItEnd=Deps.end();
+ while (It!=ItEnd)
+ {
+ if (&**It==this)
+ {
+ #ifdef _DEBUG
+ cout << GetQuotedFullFileName()<<" 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());
+ #else
+ m_Deps.insert(m_Deps.begin(),Deps.begin(),Deps.end());
+ #endif
+ }
+ vector<fileinfo*> &GetDeps(void)
+ {
+ return m_Deps;
+ }
+ string GetPrerequisits(void) const;
+ void SetAutoDepsScan(mhmakefileparser *pMakefile)
+ {
+ #ifdef _DEBUG
+ if (m_pAutoDepsMakefile)
+ throw(string(".AUTODEPS can only defined ones for rule ")+GetFullFileName());
+ #endif
+ m_pAutoDepsMakefile=pMakefile;
+ }
+ mhmakefileparser *GetAutoDepsMakefile(void) const
+ {
+ return m_pAutoDepsMakefile;
+ }
+ 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) const
+ {
+ return m_IsPhony;
+ }
+ mh_time_t realGetDate(void) const;
+ 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) const
+ {
+ 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) const
+ {
+ return GetDate().DoesExist();
+ }
+ bool IsBuildStarted(void) const
+ {
+ return (m_BuildStatus&1)==1;
+ }
+ bool IsBuild(void) const
+ {
+ return m_BuildStatus==1;
+ }
+ void SetBuild(void)
+ {
+ m_BuildStatus=1;
+ }
+ bool IsBuilding(void) const
+ {
+ return (m_BuildStatus&2)==2;
+ }
+ void SetBuilding(bool Others=true)
+ {
+ m_BuildStatus|=2;
+ /* Check if there are targets build by the rule attached to this target, if so set them also to building */
+ if (Others && m_pRule)
+ {
+ m_pRule->SetTargetsIsBuilding(this);
+ }
+ }
+ void ClearBuilding(void)
+ {
+ m_BuildStatus&=~2;
+ }
+ bool IsAutoDepExtention(void) const;
+
+ void SetCommandsMd5_32(uint32 Md5_32)
+ {
+ #ifdef _DEBUG
+ if (g_PrintAdditionalInfo)
+ cout << "Setting Md5 of "<<GetQuotedFullFileName()<<" 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_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());
+ }
+};
+
+fileinfo *GetFileInfo(const string &szName,const fileinfo* pRelDir);
+
+class fileinfos : public set<fileinfo*,less_fileinfo>
+{
+ public:
+ ~fileinfos();
+};
+
+extern fileinfos g_FileInfos;
+
+inline fileinfo *GetAbsFileInfo(const string &strAbsName)
+{
+ static fileinfo SearchFileInfo("");
+ SearchFileInfo.SetFullFileName(strAbsName);
+ /* Using find is just an optimalisation, you could use insert immediately */
+ fileinfos::const_iterator pFind=g_FileInfos.find(&SearchFileInfo);
+ if (pFind==g_FileInfos.end())
+ {
+ pair <fileinfos::iterator, bool> pPair=g_FileInfos.insert(new fileinfo(SearchFileInfo.GetFullFileName()));
+ return *(pPair.first);
+ }
+ else
+ return *pFind;
+}
+
+inline fileinfo *GetFileInfo(const char *szName,const fileinfo* pRelDir)
+{
+ return GetFileInfo(string(szName),pRelDir);
+}
+
+string &NormalizePathName(string &Name);
+void PrintFileInfos();
+
+#endif
+
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