| /* |
| * 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. |
| */ |
| static __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; |
| } |
| |
| /* Read a list of elements of type EL from the string "str". |
| * 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(LIST(EL),read_from_str)(isl_ctx *ctx, |
| const char *str) |
| { |
| LIST(EL) *list; |
| isl_stream *s; |
| |
| s = isl_stream_new_str(ctx, str); |
| if (!s) |
| return NULL; |
| list = FN(isl_stream_read,LIST(EL_BASE))(s); |
| isl_stream_free(s); |
| return list; |
| } |