annotate place.h @ 136:59680a727e9d

Improve previous. Just in case we ever crash and reach cleanup() while processing an -include foo option, take the array entry for it out of the array to make sure it doesn't get freed twice. This case shouldn't be reachable, but it's better to be safe.
author David A. Holland
date Tue, 09 Jul 2013 13:38:43 -0400
parents 2b0b61fd1a36
children 28ac21a359d1 95fbb216e23f
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1 /*-
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2 * Copyright (c) 2010 The NetBSD Foundation, Inc.
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3 * All rights reserved.
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4 *
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5 * This code is derived from software contributed to The NetBSD Foundation
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6 * by David A. Holland.
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7 *
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8 * Redistribution and use in source and binary forms, with or without
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9 * modification, are permitted provided that the following conditions
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10 * are met:
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11 * 1. Redistributions of source code must retain the above copyright
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12 * notice, this list of conditions and the following disclaimer.
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13 * 2. Redistributions in binary form must reproduce the above copyright
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14 * notice, this list of conditions and the following disclaimer in the
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15 * documentation and/or other materials provided with the distribution.
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16 *
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17 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
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18 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
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19 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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20 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
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21 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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22 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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23 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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24 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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25 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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26 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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27 * POSSIBILITY OF SUCH DAMAGE.
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28 */
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29
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30 #include <stdbool.h>
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31
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32 enum places {
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33 P_NOWHERE,
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34 P_BUILTIN,
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35 P_COMMANDLINE,
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36 P_FILE,
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37 };
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38 struct place {
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39 enum places type;
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40 const struct placefile *file;
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41 unsigned line;
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42 unsigned column;
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43 };
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45 void place_init(void);
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46 void place_cleanup(void);
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47
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48 void place_setnowhere(struct place *p);
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49 void place_setbuiltin(struct place *p, unsigned num);
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50 void place_setcommandline(struct place *p, unsigned word, unsigned column);
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51 void place_setfilestart(struct place *p, const struct placefile *pf);
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53 const char *place_getparsedir(const struct place *incplace);
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54
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55 const struct placefile *place_addfile(const struct place *incplace,
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56 const char *name, bool fromsystemdir);