diff options
| -rw-r--r-- | ChangeLog | 6 | ||||
| -rw-r--r-- | win/tclWinInit.c | 64 | ||||
| -rw-r--r-- | win/tclWinThrd.c | 83 |
3 files changed, 148 insertions, 5 deletions
@@ -1,3 +1,9 @@ +2012-11-13 Joe Mistachkin <joe@mistachkin.com> + + * win/tclWinInit.c: also search for the library directory (init.tcl, + encodings, etc) relative to the build directory associated with the + source checkout. + 2012-11-10 Miguel Sofer <msofer@users.sf.net> * generic/tclBasic.c: re-enable bcc-tailcall, after fixing an diff --git a/win/tclWinInit.c b/win/tclWinInit.c index d89c98e..f552e2c 100644 --- a/win/tclWinInit.c +++ b/win/tclWinInit.c @@ -101,6 +101,10 @@ static TclInitProcessGlobalValueProc InitializeDefaultLibraryDir; static ProcessGlobalValue defaultLibraryDir = {0, 0, NULL, NULL, InitializeDefaultLibraryDir, NULL, NULL}; +static TclInitProcessGlobalValueProc InitializeSourceLibraryDir; +static ProcessGlobalValue sourceLibraryDir = + {0, 0, NULL, NULL, InitializeSourceLibraryDir, NULL, NULL}; + static void AppendEnvironment(Tcl_Obj *listPtr, const char *lib); static int ToUtf(const WCHAR *wSrc, char *dst); @@ -175,7 +179,7 @@ TclpInitLibraryPath( int *lengthPtr, Tcl_Encoding *encodingPtr) { -#define LIBRARY_SIZE 32 +#define LIBRARY_SIZE 64 Tcl_Obj *pathPtr; char installLib[LIBRARY_SIZE]; const char *bytes; @@ -206,6 +210,13 @@ TclpInitLibraryPath( Tcl_ListObjAppendElement(NULL, pathPtr, TclGetProcessGlobalValue(&defaultLibraryDir)); + /* + * Look for the library in its source checkout location. + */ + + Tcl_ListObjAppendElement(NULL, pathPtr, + TclGetProcessGlobalValue(&sourceLibraryDir)); + *encodingPtr = NULL; bytes = Tcl_GetStringFromObj(pathPtr, lengthPtr); *valuePtr = ckalloc((*lengthPtr) + 1); @@ -360,6 +371,57 @@ InitializeDefaultLibraryDir( /* *--------------------------------------------------------------------------- * + * InitializeSourceLibraryDir -- + * + * Locate the Tcl script library default location relative to the + * location of the Tcl DLL as it exists in the build output directory + * associated with the source checkout. + * + * Results: + * None. + * + * Side effects: + * None. + * + *--------------------------------------------------------------------------- + */ + +static void +InitializeSourceLibraryDir( + char **valuePtr, + int *lengthPtr, + Tcl_Encoding *encodingPtr) +{ + HMODULE hModule = TclWinGetTclInstance(); + WCHAR wName[MAX_PATH + LIBRARY_SIZE]; + char name[(MAX_PATH + LIBRARY_SIZE) * TCL_UTF_MAX]; + char *end, *p; + + if (GetModuleFileNameW(hModule, wName, MAX_PATH) == 0) { + GetModuleFileNameA(hModule, name, MAX_PATH); + } else { + ToUtf(wName, name); + } + + end = strrchr(name, '\\'); + *end = '\0'; + p = strrchr(name, '\\'); + if (p != NULL) { + end = p; + } + *end = '\\'; + + TclWinNoBackslash(name); + sprintf(end + 1, "../library"); + *lengthPtr = strlen(name); + *valuePtr = ckalloc(*lengthPtr + 1); + *encodingPtr = NULL; + memcpy(*valuePtr, name, (size_t) *lengthPtr + 1); +} + +/* + *--------------------------------------------------------------------------- + * * ToUtf -- * * Convert a char string to a UTF string. diff --git a/win/tclWinThrd.c b/win/tclWinThrd.c index 102fd40..7b0f6f8 100644 --- a/win/tclWinThrd.c +++ b/win/tclWinThrd.c @@ -13,8 +13,17 @@ #include "tclWinInt.h" +#include <float.h> #include <sys/stat.h> +/* Workaround for mingw versions which don't provide this in float.h */ +#ifndef _MCW_EM +# define _MCW_EM 0x0008001F /* Error masks */ +# define _MCW_RC 0x00000300 /* Rounding */ +# define _MCW_PC 0x00030000 /* Precision */ +_CRTIMP unsigned int __cdecl _controlfp (unsigned int unNew, unsigned int unMask); +#endif + /* * This is the master lock used to serialize access to other serialization * data structures. @@ -124,6 +133,66 @@ typedef struct allocMutex { #endif /* USE_THREAD_ALLOC */ /* + * The per thread data passed from TclpThreadCreate + * to TclWinThreadStart. + */ + +typedef struct WinThread { + LPTHREAD_START_ROUTINE lpStartAddress; /* Original startup routine */ + LPVOID lpParameter; /* Original startup data */ + unsigned int fpControl; /* Floating point control word from the + * main thread */ +} WinThread; + + +/* + *---------------------------------------------------------------------- + * + * TclWinThreadStart -- + * + * This procedure is the entry point for all new threads created + * by Tcl on Windows. + * + * Results: + * Various, depending on the result of the wrapped thread start + * routine. + * + * Side effects: + * Arbitrary, since user code is executed. + * + *---------------------------------------------------------------------- + */ + +static DWORD WINAPI +TclWinThreadStart( + LPVOID lpParameter) /* The WinThread structure pointer passed + * from TclpThreadCreate */ +{ + WinThread *winThreadPtr = (WinThread *) lpParameter; + unsigned int fpmask; + LPTHREAD_START_ROUTINE lpOrigStartAddress; + LPVOID lpOrigParameter; + + if (!winThreadPtr) { + return TCL_ERROR; + } + + fpmask = _MCW_EM | _MCW_RC | _MCW_PC; + +#if defined(_MSC_VER) && _MSC_VER >= 1200 + fpmask |= _MCW_DN; +#endif + + _controlfp(winThreadPtr->fpControl, fpmask); + + lpOrigStartAddress = winThreadPtr->lpStartAddress; + lpOrigParameter = winThreadPtr->lpParameter; + + ckfree((char *)winThreadPtr); + return lpOrigStartAddress(lpOrigParameter); +} + +/* *---------------------------------------------------------------------- * * TclpThreadCreate -- @@ -149,8 +218,14 @@ TclpThreadCreate( int flags) /* Flags controlling behaviour of the new * thread. */ { + WinThread *winThreadPtr; /* Per-thread startup info */ HANDLE tHandle; + winThreadPtr = (WinThread *)ckalloc(sizeof(WinThread)); + winThreadPtr->lpStartAddress = (LPTHREAD_START_ROUTINE) proc; + winThreadPtr->lpParameter = clientData; + winThreadPtr->fpControl = _controlfp(0, 0); + EnterCriticalSection(&joinLock); *idPtr = 0; /* must initialize as Tcl_Thread is a pointer and @@ -158,12 +233,12 @@ TclpThreadCreate( */ #if defined(_MSC_VER) || defined(__MSVCRT__) || defined(__BORLANDC__) - tHandle = (HANDLE) _beginthreadex(NULL, (unsigned) stackSize, proc, - clientData, 0, (unsigned *)idPtr); + tHandle = (HANDLE) _beginthreadex(NULL, (unsigned) stackSize, + (Tcl_ThreadCreateProc*) TclWinThreadStart, winThreadPtr, + 0, (unsigned *)idPtr); #else tHandle = CreateThread(NULL, (DWORD) stackSize, - (LPTHREAD_START_ROUTINE) proc, (LPVOID) clientData, - (DWORD) 0, (LPDWORD)idPtr); + TclWinThreadStart, winThreadPtr, 0, (LPDWORD)idPtr); #endif if (tHandle == NULL) { |