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38 lines
840 B
C
38 lines
840 B
C
/*
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Copyright: Boaz Segev, 2018-2019
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License: MIT
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*/
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#ifndef H_FIO_TMPFILE_H
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/** a simple helper to create temporary files and file names */
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#define H_FIO_TMPFILE_H
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#ifndef _GNU_SOURCE
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#define _GNU_SOURCE
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#endif
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#include <stdio.h>
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#include <stdlib.h>
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#include <fcntl.h>
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#include <sys/stat.h>
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#include <sys/types.h>
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#include <unistd.h>
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static inline int fio_tmpfile(void) {
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// create a temporary file to contain the data.
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int fd = 0;
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#ifdef P_tmpdir
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if (P_tmpdir[sizeof(P_tmpdir) - 1] == '/') {
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char name_template[] = P_tmpdir "facil_io_tmpfile_XXXXXXXX";
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fd = mkstemp(name_template);
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} else {
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char name_template[] = P_tmpdir "/facil_io_tmpfile_XXXXXXXX";
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fd = mkstemp(name_template);
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}
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#else
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char name_template[] = "/tmp/facil_io_tmpfile_XXXXXXXX";
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fd = mkstemp(name_template);
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#endif
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return fd;
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}
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#endif
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