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annotate utils.h @ 207:217727e65236

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Added tag release-0.5.3 for changeset 9aa91d3fe3a3
author David A. Holland
date Mon, 21 Jan 2019 21:21:50 -0500
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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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30 #include <stddef.h>
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31 #include "bool.h"
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33 struct place;
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35 #if defined(__CLANG__) || defined(__GNUC__)
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36 #define PF(a, b) __attribute__((__format__(__printf__, a, b)))
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37 #define DEAD __attribute__((__noreturn__))
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38 #define UNUSED __attribute__((__unused__))
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39 #else
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40 #define PF(a, b)
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41 #define DEAD
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42 #define UNUSED
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43 #endif
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45 #define HOWMANY(arr) (sizeof(arr)/sizeof((arr)[0]))
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47 extern const char ws[];
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48 extern const char alnum[];
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50
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51 void *domalloc(size_t len);
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52 void *dorealloc(void *ptr, size_t oldlen, size_t newlen);
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53 void dofree(void *ptr, size_t len);
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54
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55 char *dostrdup(const char *s);
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56 char *dostrdup2(const char *s, const char *t);
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57 char *dostrdup3(const char *s, const char *t, const char *u);
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58 char *dostrndup(const char *s, size_t len);
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59 void dostrfree(char *s);
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60
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61 size_t notrailingws(char *buf, size_t len);
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62 bool is_identifier(const char *str);
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64 /* in place.c */
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65 void complain_init(const char *progname);
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66 PF(2, 3) void complain(const struct place *, const char *fmt, ...);
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67 void complain_fail(void);
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68 bool complain_failed(void);
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70 void debuglog_open(const struct place *p, /*const*/ char *file);
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71 void debuglog_close(void);
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72 PF(2, 3) void debuglog(const struct place *p, const char *fmt, ...);
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73 PF(3, 4) void debuglog2(const struct place *p, const struct place *p2,
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74 const char *fmt, ...);
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76 /* in main.c */
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77 void freestringlater(char *s);
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78 DEAD void die(void);