mhdt_tmpfile.h (2905B)
1 /* SPDX-License-Identifier: LGPL-2.1-or-later OR (GPL-2.0-or-later WITH eCos-exception-2.0) */ 2 /* 3 This file is part of GNU libmicrohttpd. 4 Copyright (C) 2026 Evgeny Grin (Karlson2k) 5 6 GNU libmicrohttpd is free software; you can redistribute it and/or 7 modify it under the terms of the GNU Lesser General Public 8 License as published by the Free Software Foundation; either 9 version 2.1 of the License, or (at your option) any later version. 10 11 GNU libmicrohttpd is distributed in the hope that it will be useful, 12 but WITHOUT ANY WARRANTY; without even the implied warranty of 13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 14 Lesser General Public License for more details. 15 16 Alternatively, you can redistribute GNU libmicrohttpd and/or 17 modify it under the terms of the GNU General Public License as 18 published by the Free Software Foundation; either version 2 of 19 the License, or (at your option) any later version, together 20 with the eCos exception, as follows: 21 22 As a special exception, if other files instantiate templates or 23 use macros or inline functions from this file, or you compile this 24 file and link it with other works to produce a work based on this 25 file, this file does not by itself cause the resulting work to be 26 covered by the GNU General Public License. However the source code 27 for this file must still be made available in accordance with 28 section (3) of the GNU General Public License v2. 29 30 This exception does not invalidate any other reasons why a work 31 based on this file might be covered by the GNU General Public 32 License. 33 34 You should have received copies of the GNU Lesser General Public 35 License and the GNU General Public License along with this library; 36 if not, see <https://www.gnu.org/licenses/>. 37 */ 38 39 /** 40 * @file src/tests/client_server/mhdt_tmpfile.h 41 * @brief MHD test framework temporary file helpers 42 * @author Karlson2k (Evgeny Grin) 43 */ 44 #ifndef MHDT_TMPFILE_H 45 #define MHDT_TMPFILE_H 1 46 47 #include "mhd_sys_options.h" 48 49 /** 50 * Create a temporary file that is deleted automatically when the FD is 51 * closed. 52 * 53 * The locations for temporary files are tried in the following order: 54 * + the directory set by the "TMPDIR" environment variable (POSIX only), 55 * + the directories set by the "TMP" and the "TEMP" environment variables, 56 * + the current directory, 57 * + the directory specified by the P_tmpdir macro, if defined (POSIX only), 58 * + the "/tmp" directory (POSIX only), 59 * + the directory set by the "USERPROFILE" environment variable (W32 only), 60 * + and the system default directory for temporary files (W32 only). 61 * The locations that are unset, too long, duplicated or not usable are 62 * skipped. 63 * 64 * @return the FD of the created file on success, 65 * -1 if the file cannot be created in any of the locations 66 */ 67 int 68 MHDT_create_tmpfile (void); 69 70 #endif /* ! MHDT_TMPFILE_H */