0,  0,  0,  0,  0,  0,  0, 0, 0, 0, 0, 0, 0, 0, 0, 0, /* 192 ... 207 */
      0,  0,  0,  0,  0,  0,  0, 0, 0, 0, 0, 0, 0, 0, 0, 0, /* 208 ... 223 */
      0,  0,  0,  0,  0,  0,  0, 0, 0, 0, 0, 0, 0, 0, 0, 0, /* 224 ... 239 */
      0,  0,  0,  0,  0,  0,  0, 0, 0, 0, 0, 0, 0, 0, 0, 0, /* 240 ... 255 */
    };

    Tcl_DStringInit(&lineString);
    if (Tcl_Gets(chan, &lineString) != TCL_IO_FAILURE) {
	return NULL;
    }
    line = Tcl_DStringValue(&lineString);

    fallback = (int) strtol(line, &line, 16);
    symbol = (int) strtol(line, &line, 10);
    numPages = (int) strtol(line, &line, 10);
    Tcl_DStringFree(&lineString);

    pageMemPtr = (unsigned short *) (dataPtr->toUnicode + 256);

    TclNewObj(objPtr);
    Tcl_IncrRefCount(objPtr);
    for (i = 0; i < numPages; i++) {
	int ch;
	const char *p;
	int expected = 3 + 16 * (16 * 4 + 1);

	if (Tcl_ReadChars(chan, objPtr, expected, 0) != expected) {
	    return NULL;
	}
	p = TclGetString(objPtr);
	hi = (staticHex[UCHAR(p[0])] << 4) + staticHex[UCHAR(p[1])];
	dataPtr->toUnicode[hi] = pageMemPtr;
	p += 2;
	for (lo = 0; lo < 256; lo++) {
	    if ((lo & 0x0f) == 0) {
		p++;

	} else if (ch == '-') {
	    /*
	     * Check to see if this is the last character in the set, in which
	     * case it is not a range and we should add the previous character
	     * as well as the dash.
	     */

	    if (*format == ']' || !cset->ranges) {
		cset->chars[cset->nchars++] = start;
		cset->chars[cset->nchars++] = ch;
	    } else {
		format += TclUtfToUniChar(format, &ch);

		/*
		 * Check to see if the range is in reverse order.

			/*
			 * We need to remove the interpreter-wide trace which
			 * we created to allow 'step' traces.
			 */

			Tcl_DeleteTrace(interp, tcmdPtr->stepTrace);
			tcmdPtr->stepTrace = NULL;

			Tcl_Free(tcmdPtr->startCmd);

		    }
		    if (tcmdPtr->flags & TCL_TRACE_EXEC_IN_PROGRESS) {
			/*
			 * Postpone deletion.
			 */

			tcmdPtr->flags = 0;

    if (flags & (TCL_TRACE_DESTROYED | TCL_TRACE_DELETE)) {
	int untraceFlags = tcmdPtr->flags;
	Tcl_InterpState state;

	if (tcmdPtr->stepTrace != NULL) {
	    Tcl_DeleteTrace(interp, tcmdPtr->stepTrace);
	    tcmdPtr->stepTrace = NULL;

	    Tcl_Free(tcmdPtr->startCmd);

	}
	if (tcmdPtr->flags & TCL_TRACE_EXEC_IN_PROGRESS) {
	    /*
	     * Postpone deletion, until exec trace returns.
	     */

	    tcmdPtr->flags = 0;

	 */

	if ((flags & TCL_TRACE_LEAVE_EXEC) && (tcmdPtr->stepTrace != NULL)
		&& (level == tcmdPtr->startLevel)
		&& (strcmp(command, tcmdPtr->startCmd) == 0)) {
	    Tcl_DeleteTrace(interp, tcmdPtr->stepTrace);
	    tcmdPtr->stepTrace = NULL;

	    Tcl_Free(tcmdPtr->startCmd);

	}

	/*
	 * Second, create the tcl callback, if required.
	 */

	if (call) {

		   TraceExecutionProc, tcmdPtr, CommandObjTraceDeleted);
	}
    }
    if (flags & TCL_TRACE_DESTROYED) {
	if (tcmdPtr->stepTrace != NULL) {
	    Tcl_DeleteTrace(interp, tcmdPtr->stepTrace);
	    tcmdPtr->stepTrace = NULL;

	    Tcl_Free(tcmdPtr->startCmd);

	}
    }
    if (call) {
	if (tcmdPtr->refCount-- <= 1) {
	    Tcl_Free(tcmdPtr);
	}
    }

#!/bin/sh
#\
exec tclsh "$0" ${1+"$@"}

#----------------------------------------------------------------------
#
# installVfs.tcl --
#
#        This file wraps the /library file system around a binary
#
#----------------------------------------------------------------------
#
# Copyright (c) 2018 by Sean Woods.  All rights reserved.
# See the file "license.terms" for information on usage and redistribution
# of this file, and for a DISCLAIMER OF ALL WARRANTIES.
#----------------------------------------------------------------------

proc mapDir {resultvar prefix filepath} {
    upvar 1 $resultvar result
    if {![info exists result]} {
      set result {}
    }
    set queue [list $prefix $filepath]
    while {[llength $queue]} {
      set queue [lassign $queue qprefix qpath]
      foreach ftail [glob -directory $qpath -nocomplain -tails *] {
          set f [file join $qpath $ftail]
          if {[file isdirectory $f]} {
            if {$ftail eq "CVS"} continue
            lappend queue [file join $qprefix $ftail] $f
          } elseif {[file isfile $f]} {
              if {$ftail eq "pkgIndex.tcl"} continue
              if {$ftail eq "manifest.txt"} {
                lappend result $f [file join $qprefix pkgIndex.tcl]
              } else {
                lappend result $f [file join $qprefix $ftail]
              }
          }
       }
    }
}
if {[llength $argv]<4} {
  error "Usage: [file tail [info script]] IMG_OUTPUT IMG_INPUT PREFIX FILE_SYSTEM ?PREFIX FILE_SYSTEM?..."
}

set paths [lassign $argv DLL_OUTPUT DLL_INPUT]
foreach {prefix fpath} $paths {
  mapDir files $prefix [file normalize $fpath]
}
if {$DLL_INPUT != {}} {
  zipfs lmkzip $DLL_OUTPUT $files
} else {
  zipfs lmkimg $DLL_OUTPUT $files {} $DLL_INPUT
}

tclzipfile: ${TCL_ZIP_FILE}

${TCL_ZIP_FILE}:  ${ZIP_INSTALL_OBJS} ${DDE_DLL_FILE} ${REG_DLL_FILE}
	rm -rf ${TCL_VFS_ROOT}
	mkdir -p ${TCL_VFS_PATH}
	$(COPY) -a $(TOP_DIR)/library/* ${TCL_VFS_PATH}
	$(COPY) -a ${TCL_VFS_PATH}/manifest.txt ${TCL_VFS_PATH}/pkgIndex.tcl
	$(COPY) ${DDE_DLL_FILE} ${TCL_VFS_PATH}/dde
	$(COPY) ${REG_DLL_FILE} ${TCL_VFS_PATH}/reg
	cd  ${TCL_VFS_ROOT} ; ${NATIVE_ZIP} ${ZIP_PROG_OPTIONS} ../${TCL_ZIP_FILE} ${ZIP_PROG_VFSSEARCH}

$(TCLSH): $(TCLSH_OBJS) @LIBRARIES@ $(TCL_STUB_LIB_FILE) tclsh.$(RES)
	$(CC) $(CFLAGS) $(TCLSH_OBJS) $(TCL_LIB_FILE) $(TCL_STUB_LIB_FILE) $(LIBS) \
	tclsh.$(RES) $(CC_EXENAME) $(LDFLAGS_CONSOLE)

     */

    if ((len > 1) && (strncmp(optionName, "-sysbuffer", len) == 0)) {
	/*
	 * -sysbuffer 4096 or -sysbuffer {64536 4096}
	 */

	int inSize = -1, outSize = -1;

	if (Tcl_SplitList(interp, value, &argc, &argv) == TCL_ERROR) {
	    return TCL_ERROR;
	}
	if (argc == 1) {
	    inSize = atoi(argv[0]);
	    outSize = infoPtr->sysBufWrite;