isl_stream_read_with_params_templ.c

   1 /*
   2  * Copyright 2011      Sven Verdoolaege
   3  *
   4  * Use of this software is governed by the MIT license
   5  *
   6  * Written by Sven Verdoolaege.
   7  */
   8
   9 #define xCAT(A,B) A ## B
  10 #define CAT(A,B) xCAT(A,B)
  11 #undef TYPE
  12 #define TYPE CAT(isl_,TYPE_BASE)
  13
  14 /* Read an object of type "TYPE" from "s".
  15  *
  16  * In particular, first read the parameters and the opening brace.
  17  * Then read the body that is specific to the object type.
  18  * Finally, read the closing brace.
  19  */
  20 __isl_give TYPE *FN(isl_stream_read,TYPE_BASE)(__isl_keep isl_stream *s)
  21 {
  22         struct vars *v;
  23         isl_set *dom;
  24         TYPE *obj = NULL;
  25
  26         v = vars_new(s->ctx);
  27         if (!v)
  28                 return NULL;
  29
  30         dom = isl_set_universe(isl_space_params_alloc(s->ctx, 0));
  31         if (next_is_tuple(s)) {
  32                 dom = read_map_tuple(s, dom, isl_dim_param, v, 1, 0);
  33                 if (isl_stream_eat(s, ISL_TOKEN_TO))
  34                         goto error;
  35         }
  36         if (isl_stream_eat(s, '{'))
  37                 goto error;
  38
  39         obj = FN(isl_stream_read_with_params,TYPE_BASE)(s, dom, v);
  40
  41         if (isl_stream_eat(s, '}'))
  42                 goto error;
  43
  44         vars_free(v);
  45         isl_set_free(dom);
  46         return obj;
  47 error:
  48         vars_free(v);
  49         isl_set_free(dom);
  50         FN(TYPE,free)(obj);
  51         return NULL;
  52 }