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/*
* Copyright 2017 Sven Verdoolaege
*
* Use of this software is governed by the MIT license
*
* Written by Sven Verdoolaege.
*/
#include <isl/stream.h>
#include <isl_list_macro.h>
/* Read a list of elements of type EL from "s".
* The input format corresponds to the way lists are printed
* by isl_printer_print_list_*.
* In particular, the elements are separated by a comma and
* the entire list is surrounded by parentheses.
*/
__isl_give LIST(EL) *FN(isl_stream_read,LIST(EL_BASE))(isl_stream *s)
{
isl_ctx *ctx;
LIST(EL) *list;
if (!s)
return NULL;
ctx = isl_stream_get_ctx(s);
list = FN(LIST(EL),alloc)(ctx, 0);
if (!list)
return NULL;
if (isl_stream_eat(s, '(') < 0)
return FN(LIST(EL),free)(list);
if (isl_stream_eat_if_available(s, ')'))
return list;
do {
EL *el;
el = FN(isl_stream_read,EL_BASE)(s);
list = FN(LIST(EL),add)(list, el);
if (!list)
return NULL;
} while (isl_stream_eat_if_available(s, ','));
if (isl_stream_eat(s, ')') < 0)
return FN(LIST(EL),free)(list);
return list;
}
#undef TYPE_BASE
#define TYPE_BASE LIST(EL_BASE)
#include "isl_read_from_str_templ.c"
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