gcc/fortran/constructor.h

   1 /* Array and structure constructors
   2    Copyright (C) 2009-2017 Free Software Foundation, Inc.
   3
   4 This file is part of GCC.
   5
   6 GCC is free software; you can redistribute it and/or modify it under
   7 the terms of the GNU General Public License as published by the Free
   8 Software Foundation; either version 3, or (at your option) any later
   9 version.
  10
  11 GCC is distributed in the hope that it will be useful, but WITHOUT ANY
  12 WARRANTY; without even the implied warranty of MERCHANTABILITY or
  13 FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  14 for more details.
  15
  16 You should have received a copy of the GNU General Public License
  17 along with GCC; see the file COPYING3.  If not see
  18 <http://www.gnu.org/licenses/>.  */
  19
  20 #ifndef GFC_CONSTRUCTOR_H
  21 #define GFC_CONSTRUCTOR_H
  22
  23 /* Get a new constructor structure.  */
  24 gfc_constructor *gfc_constructor_get (void);
  25
  26 gfc_constructor_base gfc_constructor_get_base (void);
  27
  28 /* Copy a constructor structure.  */
  29 gfc_constructor_base gfc_constructor_copy (gfc_constructor_base base);
  30
  31
  32 /* Free a gfc_constructor structure.  */
  33 void gfc_constructor_free (gfc_constructor_base base);
  34
  35
  36 /* Given an constructor structure, append the expression node onto
  37    the constructor. Returns the constructor node appended.  */
  38 gfc_constructor *gfc_constructor_append (gfc_constructor_base *base,
  39                                          gfc_constructor *c);
  40
  41 gfc_constructor *gfc_constructor_append_expr (gfc_constructor_base *base,
  42                                               gfc_expr *e, locus *where);
  43
  44
  45 /* Given an constructor structure, place the expression node at position.
  46    Returns the constructor node inserted.  */
  47 gfc_constructor *gfc_constructor_insert (gfc_constructor_base *base,
  48                                          gfc_constructor *c, int n);
  49
  50 gfc_constructor *gfc_constructor_insert_expr (gfc_constructor_base *base,
  51                                               gfc_expr *e, locus *where,
  52                                               int n);
  53
  54 /* Given an array constructor expression and an element number (starting
  55    at zero), return a pointer to the array element.  NULL is returned if
  56    the size of the array has been exceeded. The expression node returned
  57    remains a part of the array and should not be freed.  */
  58
  59 gfc_constructor *gfc_constructor_lookup (gfc_constructor_base base, int n);
  60
  61 /* Convenience function. Same as ...
  62      gfc_constructor *c = gfc_constructor_lookup (base, n);
  63      gfc_expr *e = c ? c->expr : NULL;
  64 */
  65 gfc_expr *gfc_constructor_lookup_expr (gfc_constructor_base base, int n);
  66
  67
  68 int gfc_constructor_expr_foreach (gfc_constructor *ctor, int(*)(gfc_expr *));
  69
  70
  71 void gfc_constructor_swap (gfc_constructor *ctor, int n, int m);
  72
  73
  74
  75 /* Get the first constructor node in the constructure structure.
  76    Returns NULL if there is no such expression.  */
  77 gfc_constructor *gfc_constructor_first (gfc_constructor_base base);
  78
  79 /* Get the next constructor node in the constructure structure.
  80    Returns NULL if there is no next expression.  */
  81 gfc_constructor *gfc_constructor_next (gfc_constructor *ctor);
  82
  83 /* Remove the gfc_constructor node from the splay tree.  */
  84 void gfc_constructor_remove (gfc_constructor *);
  85
  86 /* Return first constructor node after offset.  */
  87 gfc_constructor *gfc_constructor_lookup_next (gfc_constructor_base, int);
  88
  89 #endif /* GFC_CONSTRUCTOR_H */