X-Git-Url: https://git.saurik.com/bison.git/blobdiff_plain/040984073a54b4c603172be3c3f44b908ea5deb9..d0d3313d10a28aa6fe77f158d61b84424aa9b3ce:/src/uniqstr.c?ds=sidebyside diff --git a/src/uniqstr.c b/src/uniqstr.c index f082f338..62d09ca9 100644 --- a/src/uniqstr.c +++ b/src/uniqstr.c @@ -1,29 +1,29 @@ /* Keep a unique copy of strings. - Copyright (C) 2002, 2003, 2004, 2005 Free Software Foundation, Inc. + Copyright (C) 2002-2005, 2009-2012 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 + This program 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. + the Free Software Foundation, either version 3 of the License, or + (at your option) any later version. - Bison is distributed in the hope that it will be useful, + This program 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. */ + along with this program. If not, see . */ +#include #include "system.h" #include #include #include +#include #include "uniqstr.h" @@ -48,11 +48,27 @@ uniqstr_new (char const *str) { /* First insertion in the hash. */ res = xstrdup (str); - hash_insert (uniqstrs_table, res); + if (!hash_insert (uniqstrs_table, res)) + xalloc_die (); } return res; } +uniqstr +uniqstr_vsprintf (char const *format, ...) +{ + va_list args; + size_t length; + va_start (args, format); + length = vsnprintf (NULL, 0, format, args); + va_end (args); + + char res[length + 1]; + va_start (args, format); + vsprintf (res, format, args); + va_end (args); + return uniqstr_new (res); +} /*------------------------------. | Abort if S is not a uniqstr. |