nsz Git - cparser/blob - wrappergen/write_compoundsizes.c

   1 /*
   2  * This file is part of cparser.
   3  * Copyright (C) 2012 Matthias Braun <matze@braunis.de>
   4  */
   5 #include "type_t.h"
   6 #include "ast_t.h"
   7 #include "entity_t.h"
   8 #include "attribute_t.h"
   9 #include "write_compoundsizes.h"
  10
  11 void write_compoundsizes(FILE *output, const translation_unit_t *unit)
  12 {
  13         for (const entity_t *entity = unit->scope.entities;
  14                  entity != NULL; entity = entity->base.next) {
  15                 if (entity->kind != ENTITY_TYPEDEF)
  16                         continue;
  17
  18                 type_t *type = skip_typeref(entity->typedefe.type);
  19                 if (!is_type_compound(type))
  20                         continue;
  21
  22                 /* see if we have the required attributes */
  23                 const compound_t *compound = type->compound.compound;
  24                 bool        had_dllexport = false;
  25                 const char *string        = NULL;
  26                 for (const attribute_t *attrib = compound->attributes;
  27                      attrib != NULL; attrib = attrib->next) {
  28                     if (attrib->kind == ATTRIBUTE_GNU_DLLEXPORT)
  29                                 had_dllexport = true;
  30                         if (attrib->kind == ATTRIBUTE_GNU_DEPRECATED) {
  31                                 const attribute_argument_t *argument = attrib->a.arguments;
  32                                 assert(argument != NULL && argument->kind == ATTRIBUTE_ARGUMENT_EXPRESSION);
  33                                 const expression_t *expr = argument->v.expression;
  34                                 assert(expr->kind == EXPR_STRING_LITERAL);
  35                                 string = expr->string_literal.value.begin;
  36                         }
  37                 }
  38
  39                 if (had_dllexport && string != NULL) {
  40                         fprintf(output, "%s %u\n", string, get_type_size(type));
  41                 }
  42         }
  43 }