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/*
* Copyright (c) 2018 Stefan Sperling <stsp@openbsd.org>
*
* Permission to use, copy, modify, and distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
/* Utilities for opening temporary files. */
#ifndef GOT_TMPDIR
#define GOT_TMPDIR /tmp
#endif
#define GOT_STRINGIFY_TMP(x) #x
#define GOT_STRINGVAL_TMP(x) GOT_STRINGIFY_TMP(x)
#define GOT_TMPDIR_STR GOT_STRINGVAL_TMP(GOT_TMPDIR)
/* Open a file descriptor to a new temporary file for writing.
* The file is not visible in the filesystem. */
int got_opentempfd(void);
/* Open a new temporary file for writing.
* The file is not visible in the filesystem. */
FILE *got_opentemp(void);
/* Open a new temporary file for writing.
* The file is visible in the filesystem. */
const struct got_error *got_opentemp_named(char **, FILE **, const char *,
const char *);
/* Like got_opentemp_named() but returns a file descriptor instead of a FILE. */
const struct got_error *got_opentemp_named_fd(char **, int *, const char *,
const char *);
/* Truncate a file. This is useful for re-using open temporary files. */
const struct got_error *got_opentemp_truncate(FILE *);
/* Truncate a file via a file descriptor. */
const struct got_error *got_opentemp_truncatefd(int);
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