Implemented project structure

xpack-riscv-none-elf-gcc-13.4.0-1/lib/gcc/riscv-none-elf/13.4.0/plugin/include/graphviz.h

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+/* Helper code for graphviz output.
+   Copyright (C) 2019-2023 Free Software Foundation, Inc.
+   Contributed by David Malcolm <dmalcolm@redhat.com>.
+
+This file is part of GCC.
+
+GCC is free software; you can redistribute it and/or modify it
+under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 3, or (at your option)
+any later version.
+
+GCC is distributed in the hope that it will be useful, but
+WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with GCC; see the file COPYING3.  If not see
+<http://www.gnu.org/licenses/>.  */
+
+#ifndef GCC_GRAPHVIZ_H
+#define GCC_GRAPHVIZ_H
+
+#include "pretty-print.h" /* for ATTRIBUTE_GCC_PPDIAG.  */
+
+/* A class for writing .dot output to a pretty_printer with
+   indentation to show nesting.  */
+
+class graphviz_out {
+ public:
+  graphviz_out (pretty_printer *pp);
+
+  void print (const char *fmt, ...)
+    ATTRIBUTE_GCC_PPDIAG(2,3);
+  void println (const char *fmt, ...)
+    ATTRIBUTE_GCC_PPDIAG(2,3);
+
+  void indent () { m_indent++; }
+  void outdent () { m_indent--; }
+
+  void write_indent ();
+
+  void begin_tr ();
+  void end_tr ();
+
+  void begin_td ();
+  void end_td ();
+
+  void begin_trtd ();
+  void end_tdtr ();
+
+  pretty_printer *get_pp () const { return m_pp; }
+
+ private:
+  pretty_printer *m_pp;
+  int m_indent;
+};
+
+#endif /* GCC_GRAPHVIZ_H */