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author | The Android Open Source Project <initial-contribution@android.com> | 2009-03-03 18:28:18 -0800 |
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committer | The Android Open Source Project <initial-contribution@android.com> | 2009-03-03 18:28:18 -0800 |
commit | 5a23b9fcc3a82c4580e115cb4835d796b7995d0c (patch) | |
tree | 4b825dc642cb6eb9a060e54bf8d69288fbee4904 /src/symlist.c | |
parent | b7f2b4d529ee03ee0e4172cc06e7cd973bd9bef5 (diff) | |
download | bison-5a23b9fcc3a82c4580e115cb4835d796b7995d0c.tar.gz |
auto import from //depot/cupcake/@135843
Diffstat (limited to 'src/symlist.c')
-rw-r--r-- | src/symlist.c | 162 |
1 files changed, 0 insertions, 162 deletions
diff --git a/src/symlist.c b/src/symlist.c deleted file mode 100644 index 70db82f0..00000000 --- a/src/symlist.c +++ /dev/null @@ -1,162 +0,0 @@ -/* Lists of symbols for Bison - - Copyright (C) 2002, 2005, 2006 Free Software Foundation, Inc. - - This file is part of Bison, the GNU Compiler Compiler. - - Bison is free software; you can redistribute it and/or modify - it under the terms of the GNU General Public License as published by - the Free Software Foundation; either version 2, or (at your option) - any later version. - - Bison is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - GNU General Public License for more details. - - You should have received a copy of the GNU General Public License - along with Bison; see the file COPYING. If not, write to - the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, - Boston, MA 02110-1301, USA. */ - -#include <config.h> -#include "system.h" - -#include "complain.h" -#include "symlist.h" - - -/*--------------------------------------. -| Create a list containing SYM at LOC. | -`--------------------------------------*/ - -symbol_list * -symbol_list_new (symbol *sym, location loc) -{ - symbol_list *res = xmalloc (sizeof *res); - - res->sym = sym; - res->location = loc; - - res->midrule = NULL; - - res->action = NULL; - res->used = false; - - res->ruleprec = NULL; - res->dprec = 0; - res->merger = 0; - - res->next = NULL; - - return res; -} - - -/*------------------. -| Print this list. | -`------------------*/ - -void -symbol_list_print (const symbol_list *l, FILE *f) -{ - for (/* Nothing. */; l && l->sym; l = l->next) - { - symbol_print (l->sym, f); - fprintf (stderr, l->used ? " used" : " unused"); - if (l && l->sym) - fprintf (f, ", "); - } -} - - -/*---------------------------------. -| Prepend SYM at LOC to the LIST. | -`---------------------------------*/ - -symbol_list * -symbol_list_prepend (symbol_list *list, symbol *sym, location loc) -{ - symbol_list *res = symbol_list_new (sym, loc); - res->next = list; - return res; -} - - -/*-------------------------------------------------. -| Free the LIST, but not the symbols it contains. | -`-------------------------------------------------*/ - -void -symbol_list_free (symbol_list *list) -{ - LIST_FREE (symbol_list, list); -} - - -/*--------------------. -| Return its length. | -`--------------------*/ - -unsigned int -symbol_list_length (const symbol_list *l) -{ - int res = 0; - for (/* Nothing. */; l; l = l->next) - ++res; - return res; -} - - -/*--------------------------------. -| Get symbol N in symbol list L. | -`--------------------------------*/ - -symbol_list * -symbol_list_n_get (symbol_list *l, int n) -{ - int i; - - if (n < 0) - return NULL; - - for (i = 0; i < n; ++i) - { - l = l->next; - if (l == NULL || l->sym == NULL) - return NULL; - } - - return l; -} - - -/*--------------------------------------------------------------. -| Get the data type (alternative in the union) of the value for | -| symbol N in symbol list L. | -`--------------------------------------------------------------*/ - -uniqstr -symbol_list_n_type_name_get (symbol_list *l, location loc, int n) -{ - l = symbol_list_n_get (l, n); - if (!l) - { - complain_at (loc, _("invalid $ value: $%d"), n); - return NULL; - } - return l->sym->type_name; -} - - -/*----------------------------------------. -| The symbol N in symbol list L is USED. | -`----------------------------------------*/ - -void -symbol_list_n_used_set (symbol_list *l, int n, bool used) -{ - l = symbol_list_n_get (l, n); - if (l) - l->used = used; -} |