1 files changed, 338 insertions, 0 deletions
diff --git a/win/tclAppInit.c b/win/tclAppInit.c
new file mode 100644
index 0000000..ef9f98b
--- /dev/null
+++ b/win/tclAppInit.c
@@ -0,0 +1,338 @@
+/*
+ * tclAppInit.c --
+ *
+ *	Provides a default version of the main program and Tcl_AppInit
+ *	procedure for tclsh and other Tcl-based applications (without Tk).
+ *	Note that this program must be built in Win32 console mode to work
+ *	properly.
+ *
+ * Copyright (c) 1993 The Regents of the University of California.
+ * Copyright (c) 1994-1997 Sun Microsystems, Inc.
+ * Copyright (c) 1998-1999 Scriptics Corporation.
+ *
+ * See the file "license.terms" for information on usage and redistribution of
+ * this file, and for a DISCLAIMER OF ALL WARRANTIES.
+ */
+
+#include "tcl.h"
+#define WIN32_LEAN_AND_MEAN
+#define STRICT			/* See MSDN Article Q83456 */
+#include <windows.h>
+#undef STRICT
+#undef WIN32_LEAN_AND_MEAN
+#include <locale.h>
+#include <stdlib.h>
+#include <tchar.h>
+
+#ifdef TCL_TEST
+extern Tcl_PackageInitProc Tcltest_Init;
+extern Tcl_PackageInitProc Tcltest_SafeInit;
+#endif /* TCL_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
+
+#ifdef TCL_BROKEN_MAINARGS
+int _CRT_glob = 0;
+static void setargv(int *argcPtr, TCHAR ***argvPtr);
+#endif /* TCL_BROKEN_MAINARGS */
+
+/*
+ * 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 does not exist.
+ */
+
+#ifndef TCL_LOCAL_APPINIT
+#define TCL_LOCAL_APPINIT Tcl_AppInit
+#endif
+#ifndef MODULE_SCOPE
+#   define MODULE_SCOPE extern
+#endif
+MODULE_SCOPE int TCL_LOCAL_APPINIT(Tcl_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 Tcl_Main()
+ */
+
+#ifdef TCL_LOCAL_MAIN_HOOK
+MODULE_SCOPE int TCL_LOCAL_MAIN_HOOK(int *argc, TCHAR ***argv);
+#endif
+
+/*
+ *----------------------------------------------------------------------
+ *
+ * main --
+ *
+ *	This is the main program for the application.
+ *
+ * Results:
+ *	None: Tcl_Main never returns here, so this procedure never returns
+ *	either.
+ *
+ * Side effects:
+ *	Just about anything, since from here we call arbitrary Tcl code.
+ *
+ *----------------------------------------------------------------------
+ */
+
+#ifdef TCL_BROKEN_MAINARGS
+int
+main(
+    int argc,			/* Number of command-line arguments. */
+    char *dummy[])		/* Not used. */
+{
+    TCHAR **argv;
+#else
+int
+_tmain(
+    int argc,			/* Number of command-line arguments. */
+    TCHAR *argv[])		/* Values of command-line arguments. */
+{
+#endif
+    TCHAR *p;
+
+    /*
+     * Set up the default locale to be standard "C" locale so parsing is
+     * performed correctly.
+     */
+
+    setlocale(LC_ALL, "C");
+
+#ifdef TCL_BROKEN_MAINARGS
+    /*
+     * Get our args from the c-runtime. Ignore command line.
+     */
+
+    setargv(&argc, &argv);
+#endif
+
+    /*
+     * Forward slashes substituted for backslashes.
+     */
+
+    for (p = argv[0]; *p != '\0'; p++) {
+	if (*p == '\\') {
+	    *p = '/';
+	}
+    }
+
+#ifdef TCL_LOCAL_MAIN_HOOK
+    TCL_LOCAL_MAIN_HOOK(&argc, &argv);
+#endif
+
+    Tcl_Main(argc, argv, TCL_LOCAL_APPINIT);
+    return 0;			/* Needed only to prevent compiler warning. */
+}
+
+/*
+ *----------------------------------------------------------------------
+ *
+ * Tcl_AppInit --
+ *
+ *	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.
+ *
+ * Side effects:
+ *	Depends on the startup script.
+ *
+ *----------------------------------------------------------------------
+ */
+
+int
+Tcl_AppInit(
+    Tcl_Interp *interp)		/* Interpreter for application. */
+{
+    if ((Tcl_Init)(interp) == TCL_ERROR) {
+	return TCL_ERROR;
+    }
+
+#if defined(STATIC_BUILD) && TCL_USE_STATIC_PACKAGES
+    if (Registry_Init(interp) == TCL_ERROR) {
+	return TCL_ERROR;
+    }
+    Tcl_StaticPackage(interp, "registry", Registry_Init, NULL);
+
+    if (Dde_Init(interp) == TCL_ERROR) {
+	return TCL_ERROR;
+    }
+    Tcl_StaticPackage(interp, "dde", Dde_Init, Dde_SafeInit);
+#endif
+
+#ifdef TCL_TEST
+    if (Tcltest_Init(interp) == TCL_ERROR) {
+	return TCL_ERROR;
+    }
+    Tcl_StaticPackage(interp, "Tcltest", Tcltest_Init, Tcltest_SafeInit);
+#endif /* TCL_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_ObjSetVar2)(interp, Tcl_NewStringObj("tcl_rcFileName", -1), NULL,
+	    Tcl_NewStringObj("~/tclshrc.tcl", -1), TCL_GLOBAL_ONLY);
+    return TCL_OK;
+}
+
+/*
+ *-------------------------------------------------------------------------
+ *
+ * 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.
+ *
+ *	2N backslashes + quote -> N backslashes + begin quoted string
+ *	2N + 1 backslashes + quote -> literal
+ *	N backslashes + non-quote -> literal
+ *	quote + quote in a quoted string -> single quote
+ *	quote + quote not in quoted string -> empty string
+ *	quote -> begin quoted string
+ *
+ * Results:
+ *	Fills argcPtr with the number of arguments and argvPtr with the array
+ *	of arguments.
+ *
+ * Side effects:
+ *	Memory allocated.
+ *
+ *--------------------------------------------------------------------------
+ */
+
+#ifdef TCL_BROKEN_MAINARGS
+static void
+setargv(
+    int *argcPtr,		/* Filled with number of argument strings. */
+    TCHAR ***argvPtr)		/* Filled with argument strings (malloc'd). */
+{
+    TCHAR *cmdLine, *p, *arg, *argSpace;
+    TCHAR **argv;
+    int argc, size, inquote, copy, slashes;
+
+    cmdLine = GetCommandLine();
+
+    /*
+     * Precompute an overly pessimistic guess at the number of arguments in
+     * the command line by counting non-space spans.
+     */
+
+    size = 2;
+    for (p = cmdLine; *p != '\0'; p++) {
+	if ((*p == ' ') || (*p == '\t')) {	/* INTL: ISO space. */
+	    size++;
+	    while ((*p == ' ') || (*p == '\t')) { /* INTL: ISO space. */
+		p++;
+	    }
+	    if (*p == '\0') {
+		break;
+	    }
+	}
+    }
+
+    /* Make sure we don't call ckalloc through the (not yet initialized) stub table */
+#   undef Tcl_Alloc
+#   undef Tcl_DbCkalloc
+
+    argSpace = ckalloc(size * sizeof(char *)
+	    + (_tcslen(cmdLine) * sizeof(TCHAR)) + sizeof(TCHAR));
+    argv = (TCHAR **) argSpace;
+    argSpace += size * (sizeof(char *)/sizeof(TCHAR));
+    size--;
+
+    p = cmdLine;
+    for (argc = 0; argc < size; argc++) {
+	argv[argc] = arg = argSpace;
+	while ((*p == ' ') || (*p == '\t')) {	/* INTL: ISO space. */
+	    p++;
+	}
+	if (*p == '\0') {
+	    break;
+	}
+
+	inquote = 0;
+	slashes = 0;
+	while (1) {
+	    copy = 1;
+	    while (*p == '\\') {
+		slashes++;
+		p++;
+	    }
+	    if (*p == '"') {
+		if ((slashes & 1) == 0) {
+		    copy = 0;
+		    if ((inquote) && (p[1] == '"')) {
+			p++;
+			copy = 1;
+		    } else {
+			inquote = !inquote;
+		    }
+		}
+		slashes >>= 1;
+	    }
+
+	    while (slashes) {
+		*arg = '\\';
+		arg++;
+		slashes--;
+	    }
+
+	    if ((*p == '\0') || (!inquote &&
+		    ((*p == ' ') || (*p == '\t')))) {	/* INTL: ISO space. */
+		break;
+	    }
+	    if (copy != 0) {
+		*arg = *p;
+		arg++;
+	    }
+	    p++;
+	}
+	*arg = '\0';
+	argSpace = arg + 1;
+    }
+    argv[argc] = NULL;
+
+    *argcPtr = argc;
+    *argvPtr = argv;
+}
+#endif /* TCL_BROKEN_MAINARGS */
+
+/*
+ * Local Variables:
+ * mode: c
+ * c-basic-offset: 4
+ * fill-column: 78
+ * End:
+ */