diff options
Diffstat (limited to 'win/winMain.c')
| -rw-r--r-- | win/winMain.c | 330 |
1 files changed, 195 insertions, 135 deletions
diff --git a/win/winMain.c b/win/winMain.c index b4e11f7..2883ad7 100644 --- a/win/winMain.c +++ b/win/winMain.c @@ -1,4 +1,4 @@ -/* +/* * winMain.c -- * * Main entry point for wish and other Tk-based applications. @@ -6,60 +6,63 @@ * Copyright (c) 1995-1997 Sun Microsystems, Inc. * Copyright (c) 1998-1999 by Scriptics Corporation. * - * See the file "license.terms" for information on usage and redistribution - * of this file, and for a DISCLAIMER OF ALL WARRANTIES. + * See the file "license.terms" for information on usage and redistribution of + * this file, and for a DISCLAIMER OF ALL WARRANTIES. */ -#include <tk.h> +#include "tkInt.h" #define WIN32_LEAN_AND_MEAN #include <windows.h> #undef WIN32_LEAN_AND_MEAN -#include <malloc.h> #include <locale.h> -#include "tkInt.h" /* - * The following declarations refer to internal Tk routines. These - * interfaces are available for use, but are not supported. + * The following declarations refer to internal Tk routines. These interfaces + * are available for use, but are not supported. */ +#ifdef TK_TEST +extern Tcl_PackageInitProc Tktest_Init; +#endif /* TK_TEST */ +#if defined(STATIC_BUILD) && TCL_USE_STATIC_PACKAGES +extern Tcl_PackageInitProc Registry_Init; +extern Tcl_PackageInitProc Dde_Init; +extern Tcl_PackageInitProc Dde_SafeInit; +#endif /* * Forward declarations for procedures defined later in this file: */ -static void setargv _ANSI_ARGS_((int *argcPtr, char ***argvPtr)); -static Tcl_PanicProc WishPanic; +static void WishPanic(CONST char *format, ...); -#ifdef TK_TEST -extern int Tktest_Init(Tcl_Interp *interp); -#endif /* TK_TEST */ +#if defined(__CYGWIN__) +static void setargv(int *argcPtr, char ***argvPtr); +#endif /* __CYGWIN__ */ static BOOL consoleRequired = TRUE; /* - * The following #if block allows you to change the AppInit - * function by using a #define of TCL_LOCAL_APPINIT instead - * of rewriting this entire file. The #if checks for that - * #define and uses Tcl_AppInit if it doesn't exist. + * The following #if block allows you to change the AppInit function by using + * a #define of TCL_LOCAL_APPINIT instead of rewriting this entire file. The + * #if checks for that #define and uses Tcl_AppInit if it doesn't exist. */ - + #ifndef TK_LOCAL_APPINIT -#define TK_LOCAL_APPINIT Tcl_AppInit +#define TK_LOCAL_APPINIT Tcl_AppInit #endif -extern int TK_LOCAL_APPINIT _ANSI_ARGS_((Tcl_Interp *interp)); - +extern int TK_LOCAL_APPINIT(Tcl_Interp *interp); + /* * The following #if block allows you to change how Tcl finds the startup - * script, prime the library or encoding paths, fiddle with the argv, - * etc., without needing to rewrite Tk_Main() + * script, prime the library or encoding paths, fiddle with the argv, etc., + * without needing to rewrite Tk_Main() */ #ifdef TK_LOCAL_MAIN_HOOK -extern int TK_LOCAL_MAIN_HOOK _ANSI_ARGS_((int *argc, char ***argv)); +extern int TK_LOCAL_MAIN_HOOK(int *argc, char ***argv); #endif - /* *---------------------------------------------------------------------- @@ -69,8 +72,7 @@ extern int TK_LOCAL_MAIN_HOOK _ANSI_ARGS_((int *argc, char ***argv)); * Main entry point from Windows. * * Results: - * Returns false if initialization fails, otherwise it never - * returns. + * Returns false if initialization fails, otherwise it never returns. * * Side effects: * Just about anything, since from here we call arbitrary Tcl code. @@ -79,43 +81,49 @@ extern int TK_LOCAL_MAIN_HOOK _ANSI_ARGS_((int *argc, char ***argv)); */ int APIENTRY -WinMain(hInstance, hPrevInstance, lpszCmdLine, nCmdShow) - HINSTANCE hInstance; - HINSTANCE hPrevInstance; - LPSTR lpszCmdLine; - int nCmdShow; +WinMain( + HINSTANCE hInstance, + HINSTANCE hPrevInstance, + LPSTR lpszCmdLine, + int nCmdShow) { char **argv; int argc; - char buffer[MAX_PATH+1]; char *p; Tcl_SetPanicProc(WishPanic); /* - * Create the console channels and install them as the standard - * channels. All I/O will be discarded until Tk_CreateConsoleWindow is - * called to attach the console to a text widget. + * Create the console channels and install them as the standard channels. + * All I/O will be discarded until Tk_CreateConsoleWindow is called to + * attach the console to a text widget. */ consoleRequired = TRUE; /* - * Set up the default locale to be standard "C" locale so parsing - * is performed correctly. + * Set up the default locale to be standard "C" locale so parsing is + * performed correctly. */ setlocale(LC_ALL, "C"); + + /* + * Get our args from the c-runtime. Ignore lpszCmdLine. + */ + +#if defined(__CYGWIN__) setargv(&argc, &argv); +#else + argc = __argc; + argv = __argv; +#endif /* - * Replace argv[0] with full pathname of executable, and forward - * slashes substituted for backslashes. + * Forward slashes substituted for backslashes. */ - GetModuleFileName(NULL, buffer, sizeof(buffer)); - argv[0] = buffer; - for (p = buffer; *p != '\0'; p++) { + for (p = argv[0]; *p != '\0'; p++) { if (*p == '\\') { *p = '/'; } @@ -128,20 +136,19 @@ WinMain(hInstance, hPrevInstance, lpszCmdLine, nCmdShow) Tk_Main(argc, argv, TK_LOCAL_APPINIT); return 1; } - /* *---------------------------------------------------------------------- * * Tcl_AppInit -- * - * This procedure performs application-specific initialization. - * Most applications, especially those that incorporate additional - * packages, will have their own version of this procedure. + * This procedure performs application-specific initialization. Most + * applications, especially those that incorporate additional packages, + * will have their own version of this procedure. * * Results: - * Returns a standard Tcl completion code, and leaves an error - * message in the interp's result if an error occurs. + * Returns a standard Tcl completion code, and leaves an error message in + * the interp's result if an error occurs. * * Side effects: * Depends on the startup script. @@ -150,9 +157,12 @@ WinMain(hInstance, hPrevInstance, lpszCmdLine, nCmdShow) */ int -Tcl_AppInit(interp) - Tcl_Interp *interp; /* Interpreter for application. */ +Tcl_AppInit( + Tcl_Interp *interp) /* Interpreter for application. */ { +#define TK_MAX_WARN_LEN 1024 + WCHAR msgString[TK_MAX_WARN_LEN + 5]; + if (Tcl_Init(interp) == TCL_ERROR) { goto error; } @@ -171,40 +181,69 @@ Tcl_AppInit(interp) goto error; } } -#if defined(STATIC_BUILD) && defined(TCL_USE_STATIC_PACKAGES) - { - extern Tcl_PackageInitProc Registry_Init; - extern Tcl_PackageInitProc Dde_Init; - - if (Registry_Init(interp) == TCL_ERROR) { - return TCL_ERROR; - } - Tcl_StaticPackage(interp, "registry", Registry_Init, NULL); +#if defined(STATIC_BUILD) && TCL_USE_STATIC_PACKAGES + if (Registry_Init(interp) == TCL_ERROR) { + goto error; + } + Tcl_StaticPackage(interp, "registry", Registry_Init, NULL); - if (Dde_Init(interp) == TCL_ERROR) { - return TCL_ERROR; - } - Tcl_StaticPackage(interp, "dde", Dde_Init, NULL); - } + if (Dde_Init(interp) == TCL_ERROR) { + goto error; + } + Tcl_StaticPackage(interp, "dde", Dde_Init, NULL); #endif #ifdef TK_TEST if (Tktest_Init(interp) == TCL_ERROR) { goto error; } - Tcl_StaticPackage(interp, "Tktest", Tktest_Init, - (Tcl_PackageInitProc *) NULL); + Tcl_StaticPackage(interp, "Tktest", Tktest_Init, NULL); #endif /* TK_TEST */ + /* + * Call the init procedures for included packages. Each call should look + * like this: + * + * if (Mod_Init(interp) == TCL_ERROR) { + * return TCL_ERROR; + * } + * + * where "Mod" is the name of the module. (Dynamically-loadable packages + * should have the same entry-point name.) + */ + + /* + * Call Tcl_CreateCommand for application-specific commands, if they + * weren't already created by the init procedures called above. + */ + + /* + * Specify a user-specific startup file to invoke if the application is + * run interactively. Typically the startup file is "~/.apprc" where "app" + * is the name of the application. If this line is deleted then no user- + * specific startup file will be run under any conditions. + */ + Tcl_SetVar(interp, "tcl_rcFileName", "~/wishrc.tcl", TCL_GLOBAL_ONLY); return TCL_OK; error: + MultiByteToWideChar(CP_UTF8, 0, Tcl_GetStringResult(interp), -1, + msgString, TK_MAX_WARN_LEN); + /* + * Truncate MessageBox string if it is too long to not overflow the screen + * and cause possible oversized window error. + */ + memcpy(msgString + TK_MAX_WARN_LEN, L" ...", 5 * sizeof(WCHAR)); MessageBeep(MB_ICONEXCLAMATION); - MessageBox(NULL, Tcl_GetStringResult(interp), "Error in Wish", + MessageBoxW(NULL, msgString, L"Error in Wish", MB_ICONSTOP | MB_OK | MB_TASKMODAL | MB_SETFOREGROUND); ExitProcess(1); - /* we won't reach this, but we need the return */ + + /* + * We won't reach this, but we need the return. + */ + return TCL_ERROR; } @@ -225,32 +264,85 @@ error: */ void -WishPanic TCL_VARARGS_DEF(CONST char *,arg1) +WishPanic( + CONST char *format, ...) { va_list argList; - char buf[1024]; - CONST char *format; - - format = TCL_VARARGS_START(CONST char *,arg1,argList); + char buf[TK_MAX_WARN_LEN]; + WCHAR msgString[TK_MAX_WARN_LEN + 5]; + + va_start(argList, format); vsprintf(buf, format, argList); + MultiByteToWideChar(CP_UTF8, 0, buf, -1, msgString, TK_MAX_WARN_LEN); + /* + * Truncate MessageBox string if it is too long to not overflow the screen + * and cause possible oversized window error. + */ + memcpy(msgString + TK_MAX_WARN_LEN, L" ...", 5 * sizeof(WCHAR)); MessageBeep(MB_ICONEXCLAMATION); - MessageBox(NULL, buf, "Fatal Error in Wish", + MessageBoxW(NULL, msgString, L"Fatal Error in Wish", MB_ICONSTOP | MB_OK | MB_TASKMODAL | MB_SETFOREGROUND); #ifdef _MSC_VER DebugBreak(); #endif ExitProcess(1); } + +#if !defined(__GNUC__) || defined(TK_TEST) +/* + *---------------------------------------------------------------------- + * + * main -- + * + * Main entry point from the console. + * + * Results: + * None: Tk_Main never returns here, so this procedure never returns + * either. + * + * Side effects: + * Whatever the applications does. + * + *---------------------------------------------------------------------- + */ + +int +main( + int argc, + char **argv) +{ + Tcl_SetPanicProc(WishPanic); + + /* + * Set up the default locale to be standard "C" locale so parsing is + * performed correctly. + */ + + setlocale(LC_ALL, "C"); + + /* + * Console emulation widget not required as this entry is from the + * console subsystem, thus stdin,out,err already have end-points. + */ + + consoleRequired = FALSE; + + Tk_Main(argc, argv, Tcl_AppInit); + return 0; +} +#endif /* !__GNUC__ || TK_TEST */ + + /* *------------------------------------------------------------------------- * * setargv -- * - * Parse the Windows command line string into argc/argv. Done here - * because we don't trust the builtin argument parser in crt0. - * Windows applications are responsible for breaking their command - * line into arguments. + * Parse the Windows command line string into argc/argv. Done here + * because we don't trust the builtin argument parser in crt0. Windows + * applications are responsible for breaking their command line into + * arguments. * * 2N backslashes + quote -> N backslashes + begin quoted string * 2N + 1 backslashes + quote -> literal @@ -260,8 +352,8 @@ WishPanic TCL_VARARGS_DEF(CONST char *,arg1) * quote -> begin quoted string * * Results: - * Fills argcPtr with the number of arguments and argvPtr with the - * array of arguments. + * Fills argcPtr with the number of arguments and argvPtr with the array + * of arguments. * * Side effects: * Memory allocated. @@ -269,20 +361,21 @@ WishPanic TCL_VARARGS_DEF(CONST char *,arg1) *-------------------------------------------------------------------------- */ +#if defined(__CYGWIN__) static void -setargv(argcPtr, argvPtr) - int *argcPtr; /* Filled with number of argument strings. */ - char ***argvPtr; /* Filled with argument strings (malloc'd). */ +setargv( + int *argcPtr, /* Filled with number of argument strings. */ + char ***argvPtr) /* Filled with argument strings (malloc'd). */ { char *cmdLine, *p, *arg, *argSpace; char **argv; int argc, size, inquote, copy, slashes; - + cmdLine = GetCommandLine(); /* INTL: BUG */ /* - * Precompute an overly pessimistic guess at the number of arguments - * in the command line by counting non-space spans. + * Precompute an overly pessimistic guess at the number of arguments in + * the command line by counting non-space spans. */ size = 2; @@ -297,7 +390,7 @@ setargv(argcPtr, argvPtr) } } } - argSpace = (char *) Tcl_Alloc( + argSpace = (char *) ckalloc( (unsigned) (size * sizeof(char *) + strlen(cmdLine) + 1)); argv = (char **) argSpace; argSpace += size * sizeof(char *); @@ -330,18 +423,18 @@ setargv(argcPtr, argvPtr) } else { inquote = !inquote; } - } - slashes >>= 1; - } + } + slashes >>= 1; + } - while (slashes) { + while (slashes) { *arg = '\\'; arg++; slashes--; } - if ((*p == '\0') - || (!inquote && ((*p == ' ') || (*p == '\t')))) { /* INTL: ISO space. */ + if ((*p == '\0') || (!inquote && + ((*p == ' ') || (*p == '\t')))) { /* INTL: ISO space. */ break; } if (copy != 0) { @@ -349,7 +442,7 @@ setargv(argcPtr, argvPtr) arg++; } p++; - } + } *arg = '\0'; argSpace = arg + 1; } @@ -358,45 +451,12 @@ setargv(argcPtr, argvPtr) *argcPtr = argc; *argvPtr = argv; } - -#if !defined(__GNUC__) || defined(TK_TEST) +#endif /* __CYGWIN__ */ + /* - *---------------------------------------------------------------------- - * - * main -- - * - * Main entry point from the console. - * - * Results: - * None: Tk_Main never returns here, so this procedure never - * returns either. - * - * Side effects: - * Whatever the applications does. - * - *---------------------------------------------------------------------- + * Local Variables: + * mode: c + * c-basic-offset: 4 + * fill-column: 78 + * End: */ - -int main(int argc, char **argv) -{ - Tcl_SetPanicProc(WishPanic); - - /* - * Set up the default locale to be standard "C" locale so parsing - * is performed correctly. - */ - - setlocale(LC_ALL, "C"); - - /* - * Create the console channels and install them as the standard - * channels. All I/O will be discarded until Tk_CreateConsoleWindow is - * called to attach the console to a text widget. - */ - - consoleRequired = FALSE; - - Tk_Main(argc, argv, Tcl_AppInit); - return 0; -} -#endif /* !__GNUC__ || TK_TEST */ |