src/Git/Git.cpp

   1 #include "StdAfx.h"\r
   2 #include "Git.h"\r
   3 #include "atlconv.h"\r
   4 #include "GitRev.h"\r
   5 #include "registry.h"\r
   6 #include "GitConfig.h"\r
   7 \r
   8 #define MAX_DIRBUFFER 1000\r
   9 CString CGit::ms_LastMsysGitDir;\r
  10 CGit g_Git;\r
  11 CGit::CGit(void)\r
  12 {\r
  13         GetCurrentDirectory(MAX_DIRBUFFER,m_CurrentDir.GetBuffer(MAX_DIRBUFFER));\r
  14 }\r
  15 \r
  16 CGit::~CGit(void)\r
  17 {\r
  18 }\r
  19 \r
  20 static char g_Buffer[4096];\r
  21 \r
  22 int CGit::RunAsync(CString cmd,PROCESS_INFORMATION *piOut,HANDLE *hReadOut,CString *StdioFile)\r
  23 {\r
  24         SECURITY_ATTRIBUTES sa;\r
  25         HANDLE hRead, hWrite;\r
  26         HANDLE hStdioFile = NULL;\r
  27 \r
  28         sa.nLength = sizeof(SECURITY_ATTRIBUTES);\r
  29         sa.lpSecurityDescriptor=NULL;\r
  30         sa.bInheritHandle=TRUE;\r
  31         if(!CreatePipe(&hRead,&hWrite,&sa,0))\r
  32         {\r
  33                 return GIT_ERROR_OPEN_PIP;\r
  34         }\r
  35         \r
  36         if(StdioFile)\r
  37         {\r
  38                 hStdioFile=CreateFile(*StdioFile,GENERIC_WRITE,FILE_SHARE_READ   |   FILE_SHARE_WRITE,   \r
  39                         &sa,CREATE_ALWAYS,FILE_ATTRIBUTE_NORMAL,NULL);  \r
  40         }\r
  41 \r
  42         STARTUPINFO si;\r
  43         PROCESS_INFORMATION pi;\r
  44         si.cb=sizeof(STARTUPINFO);\r
  45         GetStartupInfo(&si);\r
  46 \r
  47         si.hStdError=hWrite;\r
  48         if(StdioFile)\r
  49                 si.hStdOutput=hStdioFile;\r
  50         else\r
  51                 si.hStdOutput=hWrite;\r
  52 \r
  53         si.wShowWindow=SW_HIDE;\r
  54         si.dwFlags=STARTF_USESTDHANDLES|STARTF_USESHOWWINDOW;\r
  55 \r
  56         if(!CreateProcess(NULL,(LPWSTR)cmd.GetString(), NULL,NULL,TRUE,NULL,NULL,(LPWSTR)m_CurrentDir.GetString(),&si,&pi))\r
  57         {\r
  58                 LPVOID lpMsgBuf;\r
  59                 FormatMessage(FORMAT_MESSAGE_ALLOCATE_BUFFER|FORMAT_MESSAGE_FROM_SYSTEM,\r
  60                         NULL,GetLastError(),MAKELANGID(LANG_NEUTRAL, SUBLANG_DEFAULT),\r
  61                         (LPTSTR)&lpMsgBuf,\r
  62                         0,NULL);\r
  63                 return GIT_ERROR_CREATE_PROCESS;\r
  64         }\r
  65         \r
  66         CloseHandle(hWrite);\r
  67         if(piOut)\r
  68                 *piOut=pi;\r
  69         if(hReadOut)\r
  70                 *hReadOut=hRead;\r
  71         \r
  72         return 0;\r
  73 \r
  74 }\r
  75 //Must use sperate function to convert ANSI str to union code string\r
  76 //Becuase A2W use stack as internal convert buffer. \r
  77 void CGit::StringAppend(CString *str,BYTE *p,int code,int length)\r
  78 {\r
  79      //USES_CONVERSION;\r
  80          //str->Append(A2W_CP((LPCSTR)p,code));\r
  81         WCHAR * buf;\r
  82 \r
  83         int len ;\r
  84         if(length<0)\r
  85                 len= strlen((const char*)p);\r
  86         else\r
  87                 len=length;\r
  88         //if (len==0)\r
  89         //      return ;\r
  90         //buf = new WCHAR[len*4 + 1];\r
  91         buf = str->GetBuffer(len*4+1+str->GetLength())+str->GetLength();\r
  92         SecureZeroMemory(buf, (len*4 + 1)*sizeof(WCHAR));\r
  93         MultiByteToWideChar(code, 0, (LPCSTR)p, len, buf, len*4);\r
  94         str->ReleaseBuffer();\r
  95         //str->Append(buf);\r
  96         //delete buf;\r
  97 }       \r
  98 BOOL CGit::IsInitRepos()\r
  99 {\r
 100         CString cmdout;\r
 101         cmdout.Empty();\r
 102         if(g_Git.Run(_T("git.exe rev-parse --revs-only HEAD"),&cmdout,CP_UTF8))\r
 103         {\r
 104         //      CMessageBox::Show(NULL,cmdout,_T("TortoiseGit"),MB_OK);\r
 105                 return TRUE;\r
 106         }\r
 107         if(cmdout.IsEmpty())\r
 108                 return TRUE;\r
 109 \r
 110         return FALSE;\r
 111 }\r
 112 int CGit::Run(CString cmd,BYTE_VECTOR *vector)\r
 113 {\r
 114         PROCESS_INFORMATION pi;\r
 115         HANDLE hRead;\r
 116         if(RunAsync(cmd,&pi,&hRead))\r
 117                 return GIT_ERROR_CREATE_PROCESS;\r
 118 \r
 119         DWORD readnumber;\r
 120         BYTE data;\r
 121         while(ReadFile(hRead,&data,1,&readnumber,NULL))\r
 122         {\r
 123                 //g_Buffer[readnumber]=0;\r
 124                 vector->push_back(data);\r
 125 //              StringAppend(output,g_Buffer,codes);\r
 126         }\r
 127 \r
 128         \r
 129         CloseHandle(pi.hThread);\r
 130 \r
 131         WaitForSingleObject(pi.hProcess, INFINITE);\r
 132         DWORD exitcode =0;\r
 133 \r
 134         if(!GetExitCodeProcess(pi.hProcess,&exitcode))\r
 135         {\r
 136                 return GIT_ERROR_GET_EXIT_CODE;\r
 137         }\r
 138 \r
 139         CloseHandle(pi.hProcess);\r
 140 \r
 141         CloseHandle(hRead);\r
 142         return exitcode;\r
 143 \r
 144 }\r
 145 int CGit::Run(CString cmd, CString* output,int code)\r
 146 {\r
 147         BYTE_VECTOR vector;\r
 148         int ret;\r
 149         ret=Run(cmd,&vector);\r
 150 \r
 151         if(ret)\r
 152                 return ret;\r
 153         \r
 154         vector.push_back(0);\r
 155         \r
 156         StringAppend(output,&(vector[0]),code);\r
 157         return 0;\r
 158 }\r
 159 \r
 160 CString CGit::GetUserName(void)\r
 161 {\r
 162         CString UserName;\r
 163         Run(_T("git.exe config user.name"),&UserName,CP_UTF8);\r
 164         return UserName;\r
 165 }\r
 166 CString CGit::GetUserEmail(void)\r
 167 {\r
 168         CString UserName;\r
 169         Run(_T("git.exe config user.email"),&UserName,CP_UTF8);\r
 170         return UserName;\r
 171 }\r
 172 \r
 173 CString CGit::GetCurrentBranch(void)\r
 174 {\r
 175         CString output;\r
 176         //Run(_T("git.exe branch"),&branch);\r
 177 \r
 178         int ret=g_Git.Run(_T("git.exe branch"),&output,CP_UTF8);\r
 179         if(!ret)\r
 180         {               \r
 181                 int pos=0;\r
 182                 CString one;\r
 183                 while( pos>=0 )\r
 184                 {\r
 185                         //i++;\r
 186                         one=output.Tokenize(_T("\n"),pos);\r
 187                         //list.push_back(one.Right(one.GetLength()-2));\r
 188                         if(one[0] == _T('*'))\r
 189                                 return one.Right(one.GetLength()-2);\r
 190                 }\r
 191         }\r
 192         return CString("");\r
 193 }\r
 194 \r
 195 int CGit::BuildOutputFormat(CString &format,bool IsFull)\r
 196 {\r
 197         CString log;\r
 198         log.Format(_T("#<%c>%%x00"),LOG_REV_ITEM_BEGIN);\r
 199         format += log;\r
 200         if(IsFull)\r
 201         {\r
 202                 log.Format(_T("#<%c>%%an%%x00"),LOG_REV_AUTHOR_NAME);\r
 203                 format += log;\r
 204                 log.Format(_T("#<%c>%%ae%%x00"),LOG_REV_AUTHOR_EMAIL);\r
 205                 format += log;\r
 206                 log.Format(_T("#<%c>%%ai%%x00"),LOG_REV_AUTHOR_DATE);\r
 207                 format += log;\r
 208                 log.Format(_T("#<%c>%%cn%%x00"),LOG_REV_COMMIT_NAME);\r
 209                 format += log;\r
 210                 log.Format(_T("#<%c>%%ce%%x00"),LOG_REV_COMMIT_EMAIL);\r
 211                 format += log;\r
 212                 log.Format(_T("#<%c>%%ci%%x00"),LOG_REV_COMMIT_DATE);\r
 213                 format += log;\r
 214                 log.Format(_T("#<%c>%%s%%x00"),LOG_REV_COMMIT_SUBJECT);\r
 215                 format += log;\r
 216                 log.Format(_T("#<%c>%%b%%x00"),LOG_REV_COMMIT_BODY);\r
 217                 format += log;\r
 218         }\r
 219         log.Format(_T("#<%c>%%m%%H%%x00"),LOG_REV_COMMIT_HASH);\r
 220         format += log;\r
 221         log.Format(_T("#<%c>%%P%%x00"),LOG_REV_COMMIT_PARENT);\r
 222         format += log;\r
 223 \r
 224         if(IsFull)\r
 225         {\r
 226                 log.Format(_T("#<%c>%%x00"),LOG_REV_COMMIT_FILE);\r
 227                 format += log;\r
 228         }\r
 229         return 0;\r
 230 }\r
 231 \r
 232 int CGit::GetLog(BYTE_VECTOR& logOut, CString &hash,  CTGitPath *path ,int count,int mask)\r
 233 {\r
 234 \r
 235         CString cmd;\r
 236         CString log;\r
 237         CString num;\r
 238         CString since;\r
 239 \r
 240         CString file;\r
 241 \r
 242         if(path)\r
 243                 file.Format(_T(" -- \"%s\""),path->GetGitPathString());\r
 244         \r
 245         if(count>0)\r
 246                 num.Format(_T("-n%d"),count);\r
 247 \r
 248         CString param;\r
 249 \r
 250         if(mask& LOG_INFO_STAT )\r
 251                 param += _T(" --numstat ");\r
 252         if(mask& LOG_INFO_FILESTATE)\r
 253                 param += _T(" --raw ");\r
 254 \r
 255         if(mask& LOG_INFO_FULLHISTORY)\r
 256                 param += _T(" --full-history ");\r
 257 \r
 258         if(mask& LOG_INFO_BOUNDARY)\r
 259                 param += _T(" --left-right --boundary ");\r
 260 \r
 261         if(mask& CGit::LOG_INFO_ALL_BRANCH)\r
 262                 param += _T(" --all ");\r
 263 \r
 264         if(mask& CGit::LOG_INFO_DETECT_COPYRENAME)\r
 265                 param += _T(" -C ");\r
 266         \r
 267         if(mask& CGit::LOG_INFO_DETECT_RENAME )\r
 268                 param += _T(" -M ");\r
 269 \r
 270         param+=hash;\r
 271 \r
 272         cmd.Format(_T("git.exe log %s -z --topo-order --parents %s --pretty=format:\""),\r
 273                                 num,param);\r
 274 \r
 275         BuildOutputFormat(log,!(mask&CGit::LOG_INFO_ONLY_HASH));\r
 276 \r
 277         cmd += log;\r
 278         cmd += CString(_T("\"  "))+hash+file;\r
 279 \r
 280         return Run(cmd,&logOut);\r
 281 }\r
 282 \r
 283 #if 0\r
 284 int CGit::GetShortLog(CString &logOut,CTGitPath * path, int count)\r
 285 {\r
 286         CString cmd;\r
 287         CString log;\r
 288         int n;\r
 289         if(count<0)\r
 290                 n=100;\r
 291         else\r
 292                 n=count;\r
 293         cmd.Format(_T("git.exe log --left-right --boundary --topo-order -n%d --pretty=format:\""),n);\r
 294         BuildOutputFormat(log,false);\r
 295         cmd += log+_T("\"");\r
 296         if (path)\r
 297                 cmd+= _T("  -- \"")+path->GetGitPathString()+_T("\"");\r
 298         //cmd += CString(_T("\" HEAD~40..HEAD"));\r
 299         return Run(cmd,&logOut);\r
 300 }\r
 301 #endif\r
 302 \r
 303 #define BUFSIZE 512\r
 304 void GetTempPath(CString &path)\r
 305 {\r
 306         TCHAR lpPathBuffer[BUFSIZE];\r
 307         DWORD dwRetVal;\r
 308         DWORD dwBufSize=BUFSIZE;\r
 309         dwRetVal = GetTempPath(dwBufSize,     // length of the buffer\r
 310                            lpPathBuffer); // buffer for path \r
 311     if (dwRetVal > dwBufSize || (dwRetVal == 0))\r
 312     {\r
 313         path=_T("");\r
 314     }\r
 315         path.Format(_T("%s"),lpPathBuffer);\r
 316 }\r
 317 CString GetTempFile()\r
 318 {\r
 319         TCHAR lpPathBuffer[BUFSIZE];\r
 320         DWORD dwRetVal;\r
 321     DWORD dwBufSize=BUFSIZE;\r
 322         TCHAR szTempName[BUFSIZE];  \r
 323         UINT uRetVal;\r
 324 \r
 325         dwRetVal = GetTempPath(dwBufSize,     // length of the buffer\r
 326                            lpPathBuffer); // buffer for path \r
 327     if (dwRetVal > dwBufSize || (dwRetVal == 0))\r
 328     {\r
 329         return _T("");\r
 330     }\r
 331          // Create a temporary file. \r
 332     uRetVal = GetTempFileName(lpPathBuffer, // directory for tmp files\r
 333                               TEXT("Patch"),  // temp file name prefix \r
 334                               0,            // create unique name \r
 335                               szTempName);  // buffer for name \r
 336 \r
 337 \r
 338     if (uRetVal == 0)\r
 339     {\r
 340         return _T("");\r
 341     }\r
 342 \r
 343         return CString(szTempName);\r
 344 \r
 345 }\r
 346 \r
 347 int CGit::RunLogFile(CString cmd,CString &filename)\r
 348 {\r
 349         STARTUPINFO si;\r
 350         PROCESS_INFORMATION pi;\r
 351         si.cb=sizeof(STARTUPINFO);\r
 352         GetStartupInfo(&si);\r
 353 \r
 354         SECURITY_ATTRIBUTES   psa={sizeof(psa),NULL,TRUE};;   \r
 355         psa.bInheritHandle=TRUE;   \r
 356     \r
 357         HANDLE   houtfile=CreateFile(filename,GENERIC_WRITE,FILE_SHARE_READ   |   FILE_SHARE_WRITE,   \r
 358                         &psa,CREATE_ALWAYS,FILE_ATTRIBUTE_NORMAL,NULL);   \r
 359 \r
 360 \r
 361         si.wShowWindow=SW_HIDE;\r
 362         si.dwFlags=STARTF_USESTDHANDLES|STARTF_USESHOWWINDOW;\r
 363         si.hStdOutput   =   houtfile; \r
 364         \r
 365         if(!CreateProcess(NULL,(LPWSTR)cmd.GetString(), NULL,NULL,TRUE,NULL,NULL,(LPWSTR)m_CurrentDir.GetString(),&si,&pi))\r
 366         {\r
 367                 LPVOID lpMsgBuf;\r
 368                 FormatMessage(FORMAT_MESSAGE_ALLOCATE_BUFFER|FORMAT_MESSAGE_FROM_SYSTEM,\r
 369                         NULL,GetLastError(),MAKELANGID(LANG_NEUTRAL, SUBLANG_DEFAULT),\r
 370                         (LPTSTR)&lpMsgBuf,\r
 371                         0,NULL);\r
 372                 return GIT_ERROR_CREATE_PROCESS;\r
 373         }\r
 374         \r
 375         WaitForSingleObject(pi.hProcess,INFINITE);   \r
 376         \r
 377         CloseHandle(pi.hThread);\r
 378         CloseHandle(pi.hProcess);\r
 379         CloseHandle(houtfile);\r
 380         return GIT_SUCCESS;\r
 381         return 0;\r
 382 }\r
 383 \r
 384 git_revnum_t CGit::GetHash(CString &friendname)\r
 385 {\r
 386         CString cmd;\r
 387         CString out;\r
 388         cmd.Format(_T("git.exe rev-parse %s" ),friendname);\r
 389         Run(cmd,&out,CP_UTF8);\r
 390         int pos=out.ReverseFind(_T('\n'));\r
 391         if(pos>0)\r
 392                 return out.Left(pos);\r
 393         return out;\r
 394 }\r
 395 \r
 396 int CGit::GetTagList(STRING_VECTOR &list)\r
 397 {\r
 398         int ret;\r
 399         CString cmd,output;\r
 400         cmd=_T("git.exe tag -l");\r
 401         int i=0;\r
 402         ret=g_Git.Run(cmd,&output,CP_UTF8);\r
 403         if(!ret)\r
 404         {               \r
 405                 int pos=0;\r
 406                 CString one;\r
 407                 while( pos>=0 )\r
 408                 {\r
 409                         i++;\r
 410                         one=output.Tokenize(_T("\n"),pos);\r
 411                         list.push_back(one);\r
 412                 }\r
 413         }\r
 414         return ret;\r
 415 }\r
 416 \r
 417 int CGit::GetBranchList(STRING_VECTOR &list,int *current,BRANCH_TYPE type)\r
 418 {\r
 419         int ret;\r
 420         CString cmd,output;\r
 421         cmd=_T("git.exe branch");\r
 422 \r
 423         if(type==(BRANCH_LOCAL|BRANCH_REMOTE))\r
 424                 cmd+=_T(" -a");\r
 425         else if(type==BRANCH_REMOTE)\r
 426                 cmd+=_T(" -r");\r
 427 \r
 428         int i=0;\r
 429         ret=g_Git.Run(cmd,&output,CP_UTF8);\r
 430         if(!ret)\r
 431         {               \r
 432                 int pos=0;\r
 433                 CString one;\r
 434                 while( pos>=0 )\r
 435                 {\r
 436                         i++;\r
 437                         one=output.Tokenize(_T("\n"),pos);\r
 438                         list.push_back(one.Right(one.GetLength()-2));\r
 439                         if(one[0] == _T('*'))\r
 440                                 if(current)\r
 441                                         *current=i;\r
 442                 }\r
 443         }\r
 444         return ret;\r
 445 }\r
 446 \r
 447 int CGit::GetRemoteList(STRING_VECTOR &list)\r
 448 {\r
 449         int ret;\r
 450         CString cmd,output;\r
 451         cmd=_T("git.exe config  --get-regexp remote.*.url");\r
 452         ret=g_Git.Run(cmd,&output,CP_UTF8);\r
 453         if(!ret)\r
 454         {\r
 455                 int pos=0;\r
 456                 CString one;\r
 457                 while( pos>=0 )\r
 458                 {\r
 459                         one=output.Tokenize(_T("\n"),pos);\r
 460                         int start=one.Find(_T("."),0);\r
 461                         if(start>0)\r
 462                         {\r
 463                                 CString url;\r
 464                                 url=one.Right(one.GetLength()-start-1);\r
 465                                 one=url;\r
 466                                 one=one.Left(one.Find(_T("."),0));\r
 467                                 list.push_back(one);\r
 468                         }\r
 469                 }\r
 470         }\r
 471         return ret;\r
 472 }\r
 473 \r
 474 int CGit::GetMapHashToFriendName(MAP_HASH_NAME &map)\r
 475 {\r
 476         int ret;\r
 477         CString cmd,output;\r
 478         cmd=_T("git show-ref -d");\r
 479         ret=g_Git.Run(cmd,&output,CP_UTF8);\r
 480         if(!ret)\r
 481         {\r
 482                 int pos=0;\r
 483                 CString one;\r
 484                 while( pos>=0 )\r
 485                 {\r
 486                         one=output.Tokenize(_T("\n"),pos);\r
 487                         int start=one.Find(_T(" "),0);\r
 488                         if(start>0)\r
 489                         {\r
 490                                 CString name;\r
 491                                 name=one.Right(one.GetLength()-start-1);\r
 492 \r
 493                                 CString hash;\r
 494                                 hash=one.Left(start);\r
 495 \r
 496                                 map[hash].push_back(name);\r
 497                         }\r
 498                 }\r
 499         }\r
 500         return ret;\r
 501 }\r
 502 \r
 503 BOOL CGit::CheckMsysGitDir()\r
 504 {\r
 505         CRegString msysdir=CRegString(REG_MSYSGIT_PATH,_T(""),FALSE,HKEY_LOCAL_MACHINE);\r
 506         CString str=msysdir;\r
 507         if(str.IsEmpty())\r
 508         {\r
 509                 CRegString msysinstalldir=CRegString(REG_MSYSGIT_INSTALL,_T(""),FALSE,HKEY_LOCAL_MACHINE);\r
 510                 str=msysinstalldir;\r
 511         // check it has a trailing blank\r
 512         if (str.Right(1) != _T("\\"))\r
 513         {\r
 514             str += _T("\\");\r
 515         }\r
 516                 str+=_T("bin");\r
 517                 msysdir=str;\r
 518                 msysdir.write();\r
 519 \r
 520         }\r
 521         //CGit::m_MsysGitPath=str;\r
 522 \r
 523         TCHAR *oldpath,*home;\r
 524         size_t size;\r
 525 \r
 526         _tdupenv_s(&home,&size,_T("HOME")); \r
 527         \r
 528         if(home == NULL)\r
 529         {               \r
 530                 _tdupenv_s(&home,&size,_T("USERPROFILE")); \r
 531                 _tputenv_s(_T("HOME"),home);\r
 532         }\r
 533         free(home);\r
 534         \r
 535         //set path\r
 536         _tdupenv_s(&oldpath,&size,_T("PATH")); \r
 537 \r
 538         CString path;\r
 539         CString unterminated_path = str;        // path to msysgit without semicolon\r
 540         CString oldpath_s = oldpath;\r
 541         path.Format(_T("%s;"),str);\r
 542         // check msysgit not already in path\r
 543         if ( oldpath_s.Find( path ) < 0  &&  oldpath_s.Right( unterminated_path.GetLength() ) != unterminated_path )\r
 544         {\r
 545                 // not already there, see if we have to take out one we added last time\r
 546                 if ( ms_LastMsysGitDir != _T("") )\r
 547                 {\r
 548                         // we have added one so take it out\r
 549                         int index = oldpath_s.Find( ms_LastMsysGitDir );\r
 550                         if ( index >= 0 )\r
 551                         {\r
 552                                 oldpath_s = oldpath_s.Left( index ) + \r
 553                                         oldpath_s.Right( oldpath_s.GetLength() - (index+ms_LastMsysGitDir.GetLength()) );\r
 554                         }\r
 555                 }\r
 556                 // save the new msysdir path that we are about to add\r
 557                 ms_LastMsysGitDir = path;\r
 558                 // add the new one on the front of the existing path\r
 559                 path+=oldpath_s;\r
 560                 _tputenv_s(_T("PATH"),path);\r
 561         }\r
 562         free(oldpath);\r
 563 \r
 564         CString cmd,out;\r
 565         cmd=_T("git.exe --version");\r
 566         if(g_Git.Run(cmd,&out,CP_UTF8))\r
 567         {\r
 568                 return false;\r
 569         }\r
 570         else\r
 571                 return true;\r
 572 \r
 573 }