isl_list_templ.c

   1 /*
   2  * Copyright 2008-2009 Katholieke Universiteit Leuven
   3  * Copyright 2011      INRIA Saclay
   4  *
   5  * Use of this software is governed by the GNU LGPLv2.1 license
   6  *
   7  * Written by Sven Verdoolaege, K.U.Leuven, Departement
   8  * Computerwetenschappen, Celestijnenlaan 200A, B-3001 Leuven, Belgium
   9  * and INRIA Saclay - Ile-de-France, Parc Club Orsay Universite,
  10  * ZAC des vignes, 4 rue Jacques Monod, 91893 Orsay, France
  11  */
  12
  13 #define xCAT(A,B) A ## B
  14 #define CAT(A,B) xCAT(A,B)
  15 #undef EL
  16 #define EL CAT(isl_,BASE)
  17 #define xFN(TYPE,NAME) TYPE ## _ ## NAME
  18 #define FN(TYPE,NAME) xFN(TYPE,NAME)
  19 #define xLIST(EL) EL ## _list
  20 #define LIST(EL) xLIST(EL)
  21
  22 isl_ctx *FN(LIST(EL),get_ctx)(__isl_keep LIST(EL) *list)
  23 {
  24         return list ? list->ctx : NULL;
  25 }
  26
  27 __isl_give LIST(EL) *FN(LIST(EL),alloc)(isl_ctx *ctx, int n)
  28 {
  29         LIST(EL) *list;
  30
  31         if (n < 0)
  32                 isl_die(ctx, isl_error_invalid,
  33                         "cannot create list of negative length",
  34                         return NULL);
  35         list = isl_alloc(ctx, LIST(EL),
  36                          sizeof(LIST(EL)) + (n - 1) * sizeof(struct EL *));
  37         if (!list)
  38                 return NULL;
  39
  40         list->ctx = ctx;
  41         isl_ctx_ref(ctx);
  42         list->ref = 1;
  43         list->size = n;
  44         list->n = 0;
  45         return list;
  46 }
  47
  48 __isl_give LIST(EL) *FN(LIST(EL),copy)(__isl_keep LIST(EL) *list)
  49 {
  50         if (!list)
  51                 return NULL;
  52
  53         list->ref++;
  54         return list;
  55 }
  56
  57 __isl_give LIST(EL) *FN(LIST(EL),dup)(__isl_keep LIST(EL) *list)
  58 {
  59         int i;
  60         LIST(EL) *dup;
  61
  62         if (!list)
  63                 return NULL;
  64
  65         dup = FN(LIST(EL),alloc)(FN(LIST(EL),get_ctx)(list), list->n);
  66         if (!dup)
  67                 return NULL;
  68         for (i = 0; i < list->n; ++i)
  69                 dup = FN(LIST(EL),add)(dup, FN(EL,copy)(list->p[i]));
  70         return dup;
  71 }
  72
  73 __isl_give LIST(EL) *FN(LIST(EL),add)(__isl_take LIST(EL) *list,
  74         __isl_take struct EL *el)
  75 {
  76         if (!list || !el)
  77                 goto error;
  78         isl_assert(list->ctx, list->n < list->size, goto error);
  79         list->p[list->n] = el;
  80         list->n++;
  81         return list;
  82 error:
  83         FN(EL,free)(el);
  84         FN(LIST(EL),free)(list);
  85         return NULL;
  86 }
  87
  88 void FN(LIST(EL),free)(__isl_take LIST(EL) *list)
  89 {
  90         int i;
  91
  92         if (!list)
  93                 return;
  94
  95         if (--list->ref > 0)
  96                 return;
  97
  98         isl_ctx_deref(list->ctx);
  99         for (i = 0; i < list->n; ++i)
 100                 FN(EL,free)(list->p[i]);
 101         free(list);
 102 }
 103
 104 int FN(FN(LIST(EL),n),BASE)(__isl_keep LIST(EL) *list)
 105 {
 106         return list ? list->n : 0;
 107 }
 108
 109 __isl_give EL *FN(FN(LIST(EL),get),BASE)(__isl_keep LIST(EL) *list, int index)
 110 {
 111         if (!list)
 112                 return NULL;
 113         if (index < 0 || index >= list->n)
 114                 isl_die(list->ctx, isl_error_invalid,
 115                         "index out of bounds", return NULL);
 116         return FN(EL,copy)(list->p[index]);
 117 }
 118
 119 int FN(LIST(EL),foreach)(__isl_keep LIST(EL) *list,
 120         int (*fn)(__isl_take EL *el, void *user), void *user)
 121 {
 122         int i;
 123
 124         if (!list)
 125                 return -1;
 126
 127         for (i = 0; i < list->n; ++i) {
 128                 EL *el = FN(EL,copy(list->p[i]));
 129                 if (!el)
 130                         return -1;
 131                 if (fn(el, user) < 0)
 132                         return -1;
 133         }
 134
 135         return 0;
 136 }
 137
 138 __isl_give isl_printer *CAT(isl_printer_print_,LIST(BASE))(
 139         __isl_take isl_printer *p, __isl_keep LIST(EL) *list)
 140 {
 141         int i;
 142
 143         if (!p || !list)
 144                 goto error;
 145         p = isl_printer_print_str(p, "(");
 146         for (i = 0; i < list->n; ++i) {
 147                 if (i)
 148                         p = isl_printer_print_str(p, ",");
 149                 p = CAT(isl_printer_print_,BASE)(p, list->p[i]);
 150         }
 151         p = isl_printer_print_str(p, ")");
 152         return p;
 153 error:
 154         isl_printer_free(p);
 155         return NULL;
 156 }
 157
 158 void FN(LIST(EL),dump)(__isl_keep LIST(EL) *list)
 159 {
 160         isl_printer *printer;
 161
 162         if (!list)
 163                 return;
 164
 165         printer = isl_printer_to_file(FN(LIST(EL),get_ctx)(list), stderr);
 166         printer = CAT(isl_printer_print_,LIST(BASE))(printer, list);
 167         printer = isl_printer_end_line(printer);
 168
 169         isl_printer_free(printer);
 170 }