1 /* Unlinking class 2 3 Copyright (C) 2016-2021 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 #ifndef COMMON_GDB_UNLINKER_H 21 #define COMMON_GDB_UNLINKER_H 22 23 namespace gdb 24 { 25 26 /* An object of this class holds a filename and, when the object goes 27 of scope, the file is removed using unlink. 28 29 A user of this class can request that the file be preserved using 30 the "keep" method. */ 31 class unlinker 32 { 33 public: 34 unlinker(const char * filename)35 unlinker (const char *filename) ATTRIBUTE_NONNULL (2) 36 : m_filename (filename) 37 { 38 gdb_assert (filename != NULL); 39 } 40 ~unlinker()41 ~unlinker () 42 { 43 if (m_filename != NULL) 44 unlink (m_filename); 45 } 46 47 /* Keep the file, rather than unlink it. */ keep()48 void keep () 49 { 50 m_filename = NULL; 51 } 52 53 private: 54 55 const char *m_filename; 56 }; 57 58 } 59 60 #endif /* COMMON_GDB_UNLINKER_H */ 61