1 files changed, 141 insertions, 0 deletions
diff --git a/Source/cmXMLWriter.cxx b/Source/cmXMLWriter.cxx
new file mode 100644
index 0000000..3cbc70d
--- /dev/null
+++ b/Source/cmXMLWriter.cxx
@@ -0,0 +1,141 @@
+/* Distributed under the OSI-approved BSD 3-Clause License.  See accompanying
+   file Copyright.txt or https://cmake.org/licensing for details.  */
+#include "cmXMLWriter.h"
+
+#include "cmsys/FStream.hxx"
+#include <cassert>
+
+cmXMLWriter::cmXMLWriter(std::ostream& output, std::size_t level)
+  : Output(output)
+  , IndentationElement(1, '\t')
+  , Level(level)
+  , ElementOpen(false)
+  , BreakAttrib(false)
+  , IsContent(false)
+{
+}
+
+cmXMLWriter::~cmXMLWriter()
+{
+  assert(this->Elements.empty());
+}
+
+void cmXMLWriter::StartDocument(const char* encoding)
+{
+  this->Output << "<?xml version=\"1.0\" encoding=\"" << encoding << "\"?>";
+}
+
+void cmXMLWriter::EndDocument()
+{
+  assert(this->Elements.empty());
+  this->Output << '\n';
+}
+
+void cmXMLWriter::StartElement(std::string const& name)
+{
+  this->CloseStartElement();
+  this->ConditionalLineBreak(!this->IsContent, this->Elements.size());
+  this->Output << '<' << name;
+  this->Elements.push(name);
+  this->ElementOpen = true;
+  this->BreakAttrib = false;
+}
+
+void cmXMLWriter::EndElement()
+{
+  assert(!this->Elements.empty());
+  if (this->ElementOpen) {
+    this->Output << "/>";
+  } else {
+    this->ConditionalLineBreak(!this->IsContent, this->Elements.size() - 1);
+    this->IsContent = false;
+    this->Output << "</" << this->Elements.top() << '>';
+  }
+  this->Elements.pop();
+  this->ElementOpen = false;
+}
+
+void cmXMLWriter::Element(const char* name)
+{
+  this->CloseStartElement();
+  this->ConditionalLineBreak(!this->IsContent, this->Elements.size());
+  this->Output << '<' << name << "/>";
+}
+
+void cmXMLWriter::BreakAttributes()
+{
+  this->BreakAttrib = true;
+}
+
+void cmXMLWriter::Comment(const char* comment)
+{
+  this->CloseStartElement();
+  this->ConditionalLineBreak(!this->IsContent, this->Elements.size());
+  this->Output << "<!-- " << comment << " -->";
+}
+
+void cmXMLWriter::CData(std::string const& data)
+{
+  this->PreContent();
+  this->Output << "<![CDATA[" << data << "]]>";
+}
+
+void cmXMLWriter::Doctype(const char* doctype)
+{
+  this->CloseStartElement();
+  this->ConditionalLineBreak(!this->IsContent, this->Elements.size());
+  this->Output << "<!DOCTYPE " << doctype << ">";
+}
+
+void cmXMLWriter::ProcessingInstruction(const char* target, const char* data)
+{
+  this->CloseStartElement();
+  this->ConditionalLineBreak(!this->IsContent, this->Elements.size());
+  this->Output << "<?" << target << ' ' << data << "?>";
+}
+
+void cmXMLWriter::FragmentFile(const char* fname)
+{
+  this->CloseStartElement();
+  cmsys::ifstream fin(fname, std::ios::in | std::ios::binary);
+  this->Output << fin.rdbuf();
+}
+
+void cmXMLWriter::SetIndentationElement(std::string const& element)
+{
+  this->IndentationElement = element;
+}
+
+void cmXMLWriter::ConditionalLineBreak(bool condition, std::size_t indent)
+{
+  if (condition) {
+    this->Output << '\n';
+    for (std::size_t i = 0; i < indent + this->Level; ++i) {
+      this->Output << this->IndentationElement;
+    }
+  }
+}
+
+void cmXMLWriter::PreAttribute()
+{
+  assert(this->ElementOpen);
+  this->ConditionalLineBreak(this->BreakAttrib, this->Elements.size());
+  if (!this->BreakAttrib) {
+    this->Output << ' ';
+  }
+}
+
+void cmXMLWriter::PreContent()
+{
+  this->CloseStartElement();
+  this->IsContent = true;
+}
+
+void cmXMLWriter::CloseStartElement()
+{
+  if (this->ElementOpen) {
+    this->ConditionalLineBreak(this->BreakAttrib, this->Elements.size());
+    this->Output << '>';
+    this->ElementOpen = false;
+  }
+}