xref: /netbsd/external/gpl3/gcc.old/dist/gcc/graphviz.h (revision 0bfacb9b)
1*0bfacb9bSmrg /* Helper code for graphviz output.
2*0bfacb9bSmrg    Copyright (C) 2019-2020 Free Software Foundation, Inc.
3*0bfacb9bSmrg    Contributed by David Malcolm <dmalcolm@redhat.com>.
4*0bfacb9bSmrg 
5*0bfacb9bSmrg This file is part of GCC.
6*0bfacb9bSmrg 
7*0bfacb9bSmrg GCC is free software; you can redistribute it and/or modify it
8*0bfacb9bSmrg under the terms of the GNU General Public License as published by
9*0bfacb9bSmrg the Free Software Foundation; either version 3, or (at your option)
10*0bfacb9bSmrg any later version.
11*0bfacb9bSmrg 
12*0bfacb9bSmrg GCC is distributed in the hope that it will be useful, but
13*0bfacb9bSmrg WITHOUT ANY WARRANTY; without even the implied warranty of
14*0bfacb9bSmrg MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
15*0bfacb9bSmrg General Public License for more details.
16*0bfacb9bSmrg 
17*0bfacb9bSmrg You should have received a copy of the GNU General Public License
18*0bfacb9bSmrg along with GCC; see the file COPYING3.  If not see
19*0bfacb9bSmrg <http://www.gnu.org/licenses/>.  */
20*0bfacb9bSmrg 
21*0bfacb9bSmrg #ifndef GCC_GRAPHVIZ_H
22*0bfacb9bSmrg #define GCC_GRAPHVIZ_H
23*0bfacb9bSmrg 
24*0bfacb9bSmrg #include "pretty-print.h" /* for ATTRIBUTE_GCC_PPDIAG.  */
25*0bfacb9bSmrg 
26*0bfacb9bSmrg /* A class for writing .dot output to a pretty_printer with
27*0bfacb9bSmrg    indentation to show nesting.  */
28*0bfacb9bSmrg 
29*0bfacb9bSmrg class graphviz_out {
30*0bfacb9bSmrg  public:
31*0bfacb9bSmrg   graphviz_out (pretty_printer *pp);
32*0bfacb9bSmrg 
33*0bfacb9bSmrg   void print (const char *fmt, ...)
34*0bfacb9bSmrg     ATTRIBUTE_GCC_PPDIAG(2,3);
35*0bfacb9bSmrg   void println (const char *fmt, ...)
36*0bfacb9bSmrg     ATTRIBUTE_GCC_PPDIAG(2,3);
37*0bfacb9bSmrg 
indent()38*0bfacb9bSmrg   void indent () { m_indent++; }
outdent()39*0bfacb9bSmrg   void outdent () { m_indent--; }
40*0bfacb9bSmrg 
41*0bfacb9bSmrg   void write_indent ();
42*0bfacb9bSmrg 
43*0bfacb9bSmrg   void begin_tr ();
44*0bfacb9bSmrg   void end_tr ();
45*0bfacb9bSmrg 
46*0bfacb9bSmrg   void begin_td ();
47*0bfacb9bSmrg   void end_td ();
48*0bfacb9bSmrg 
49*0bfacb9bSmrg   void begin_trtd ();
50*0bfacb9bSmrg   void end_tdtr ();
51*0bfacb9bSmrg 
get_pp()52*0bfacb9bSmrg   pretty_printer *get_pp () const { return m_pp; }
53*0bfacb9bSmrg 
54*0bfacb9bSmrg  private:
55*0bfacb9bSmrg   pretty_printer *m_pp;
56*0bfacb9bSmrg   int m_indent;
57*0bfacb9bSmrg };
58*0bfacb9bSmrg 
59*0bfacb9bSmrg #endif /* GCC_GRAPHVIZ_H */
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