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annotate toys/mktemp.c @ 586:0353ed084559

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Convert mktemp to use xrealpath, and general clean up while there.
author Rob Landley <rob@landley.net>
date Fri, 01 Jun 2012 13:51:22 -0500
parents 953c22158c2e
children
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1 /* vi: set sw=4 ts=4:
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2 *
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3 * mktemp.c - Create a temporary file or directory.
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4 *
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5 * Copyright 2012 Elie De Brauwer <eliedebrauwer@gmail.com>
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6 *
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7 * Not in SUSv4.
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8
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9 USE_MKTEMP(NEWTOY(mktemp, ">1(directory)d(tmpdir)p:", TOYFLAG_BIN))
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10
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11 config MKTEMP
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12 bool "mktemp"
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13 default y
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14 help
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15 usage: mktemp [OPTION] [TEMPLATE]
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16
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17 Safely create a temporary file or directory and print its name.
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18 TEMPLATE should end in 6 consecutive X's, the default
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19 template is tmp.XXXXXX and the default directory is /tmp/.
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20
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21 -d, --directory Create a directory, instead of a file
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22 -p DIR, --tmpdir=DIR Use DIR as a base path
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23
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24 */
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25
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26 #include "toys.h"
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27
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28 DEFINE_GLOBALS(
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29 char * tmpdir;
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30 )
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31 #define TT this.mktemp
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32
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33 void mktemp_main(void)
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34 {
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35 int d_flag = toys.optflags & 2;
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36 char *tmp, *path;
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37
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38 tmp = *toys.optargs;
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39 if (!tmp) tmp = "tmp.XXXXXX";
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40 if (!TT.tmpdir) TT.tmpdir = "/tmp/";
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41
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42 tmp = xmsprintf("%s/%s", TT.tmpdir, tmp);
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43
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44 if (d_flag ? mkdtemp(tmp) == NULL : mkstemp(tmp) == -1)
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45 perror_exit("Failed to create temporary %s",
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46 d_flag ? "directory" : "file");
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47
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48 xputs(path = xrealpath(tmp));
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49
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50 if (CFG_TOYBOX_FREE) {
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51 free(path);
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52 free(tmp);
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53 }
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54 }