| 1 | /* Obstack wrapper for GDB. |
| 2 | |
| 3 | Copyright (C) 2013-2017 Free Software Foundation, Inc. |
| 4 | |
| 5 | This file is part of GDB. |
| 6 | |
| 7 | This program is free software; you can redistribute it and/or modify |
| 8 | it under the terms of the GNU General Public License as published by |
| 9 | the Free Software Foundation; either version 3 of the License, or |
| 10 | (at your option) any later version. |
| 11 | |
| 12 | This program is distributed in the hope that it will be useful, |
| 13 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 14 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 15 | GNU General Public License for more details. |
| 16 | |
| 17 | You should have received a copy of the GNU General Public License |
| 18 | along with this program. If not, see <http://www.gnu.org/licenses/>. */ |
| 19 | |
| 20 | #include "defs.h" |
| 21 | #include "gdb_obstack.h" |
| 22 | |
| 23 | /* Concatenate NULL terminated variable argument list of `const char *' |
| 24 | strings; return the new string. Space is found in the OBSTACKP. |
| 25 | Argument list must be terminated by a sentinel expression `(char *) |
| 26 | NULL'. */ |
| 27 | |
| 28 | char * |
| 29 | obconcat (struct obstack *obstackp, ...) |
| 30 | { |
| 31 | va_list ap; |
| 32 | |
| 33 | va_start (ap, obstackp); |
| 34 | for (;;) |
| 35 | { |
| 36 | const char *s = va_arg (ap, const char *); |
| 37 | |
| 38 | if (s == NULL) |
| 39 | break; |
| 40 | |
| 41 | obstack_grow_str (obstackp, s); |
| 42 | } |
| 43 | va_end (ap); |
| 44 | obstack_1grow (obstackp, 0); |
| 45 | |
| 46 | return (char *) obstack_finish (obstackp); |
| 47 | } |
| 48 | |
| 49 | /* See gdb_obstack.h. */ |
| 50 | |
| 51 | char * |
| 52 | obstack_strdup (struct obstack *obstackp, const char *string) |
| 53 | { |
| 54 | char *obstring = (char *) obstack_alloc (obstackp, strlen (string) + 1); |
| 55 | strcpy (obstring, string); |
| 56 | return obstring; |
| 57 | } |