dtdocbook: merge dtinfogen into dtdocbook.

cde/programs/dtdocbook/infolib/StringList.C

@@ -0,0 +1,88 @@
+/*
+ * CDE - Common Desktop Environment
+ *
+ * Copyright (c) 1993-2012, The Open Group. All rights reserved.
+ *
+ * These libraries and programs are free software; you can
+ * redistribute them and/or modify them under the terms of the GNU
+ * Lesser General Public License as published by the Free Software
+ * Foundation; either version 2 of the License, or (at your option)
+ * any later version.
+ *
+ * These libraries and programs are distributed in the hope that
+ * they will be useful, but WITHOUT ANY WARRANTY; without even the
+ * implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
+ * PURPOSE. See the GNU Lesser General Public License for more
+ * details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with these libraries and programs; if not, write
+ * to the Free Software Foundation, Inc., 51 Franklin Street, Fifth
+ * Floor, Boston, MA 02110-1301 USA
+ */
+/* $XConsortium: StringList.cc /main/2 1996/07/18 15:19:21 drk $ */
+
+/* exported interfaces... */
+#include "StringList.h"
+
+/* imported interfaces... */
+#include <string.h>
+
+StringList::StringList()
+{
+  used = alloc = 0;
+  items = NULL;
+}
+
+StringList::~StringList()
+{
+  reset();
+  delete [] items;
+}
+
+void StringList::grow(size_t total)
+{
+  if(total + 1 > alloc){
+    char **born = new char*[alloc = total * 3 / 2 + 1];
+    
+    if(used > 0){
+      memcpy(born, items, used *sizeof(items[0]));
+      delete [] items;
+    }
+
+    items = born;
+  }
+}
+
+
+const char * StringList::append(const char *str)
+{
+  int len = strlen(str);
+  char *p = new char[len + 1];
+  *((char *) memcpy(p, str, len) + len) = '\0';
+  
+  grow(used);
+  
+  items[used++] = p;
+
+  return p;
+}
+
+void StringList::add(char *str)
+{
+  grow(used);
+  
+  items[used++] = str;
+}
+
+void StringList::reset()
+{
+  for(size_t i = 0; i < used; i++){
+    delete items[i]; 
+    items[i] = 0;     /* This is to prevent the item[i] from being deleted
+                       * again, ie free memory freed.
+                       */
+  }
+
+  used = 0;
+}