Initial import of the CDE 2.1.30 sources from the Open Group.

cde/programs/nsgmls/InputSource.C

@@ -0,0 +1,76 @@
+/* $XConsortium: InputSource.C /main/1 1996/07/29 16:55:11 cde-hp $ */
+// Copyright (c) 1994 James Clark
+// See the file COPYING for copying permission.
+
+#ifdef __GNUG__
+#pragma implementation
+#endif
+#include "splib.h"
+#include "InputSource.h"
+#include "MarkupScan.h"
+
+#ifdef SP_NAMESPACE
+namespace SP_NAMESPACE {
+#endif
+
+InputSource::InputSource(InputSourceOrigin *origin, const Char *start,
+			 const Char *end)
+: origin_(origin), start_(start), end_(end), cur_(start), accessError_(0),
+  startLocation_(origin, 0), multicode_(0), scanSuppress_(0)
+{
+}
+
+void InputSource::reset(const Char *start,
+			const Char *end)
+{
+  origin_ = origin_->copy();
+  start_ = start;
+  end_ = end;
+  cur_ = start_;
+  startLocation_ = Location(origin_.pointer(), 0);
+  multicode_ = 0;
+  scanSuppress_ = 0;
+  markupScanTable_.clear();
+}
+
+InputSource::~InputSource()
+{
+}
+
+void InputSource::advanceStartMulticode(const Char *to)
+{
+  while (start_ < to) {
+    switch (markupScanTable_[*start_]) {
+    case MarkupScan::normal:
+      break;
+    case MarkupScan::in:
+      scanSuppress_ = 0;
+      break;
+    case MarkupScan::out:
+      if (!scanSuppress()) {
+	scanSuppress_ = 1;
+	scanSuppressSingle_ = 0;
+      }
+      break;
+    case MarkupScan::suppress:
+      // what's the effect of MSSCHAR followed by MSSCHAR
+      if (!scanSuppress()) {
+	scanSuppress_ = 1;
+	scanSuppressSingle_ = 1;
+	scanSuppressIndex_ = startLocation_.index() + 1;
+      }
+      break;
+    }
+    start_++;
+    startLocation_ += 1;
+  }
+}
+
+void InputSource::willNotRewind()
+{
+}
+
+
+#ifdef SP_NAMESPACE
+}
+#endif