1 c553191e 2022-01-11 op /*
 2 62cbcdae 2024-02-02 op  * Copyright (c) 2021, 2024 Omar Polo <op@omarpolo.com>
 3 c553191e 2022-01-11 op  *
 4 c553191e 2022-01-11 op  * Permission to use, copy, modify, and distribute this software for any
 5 c553191e 2022-01-11 op  * purpose with or without fee is hereby granted, provided that the above
 6 c553191e 2022-01-11 op  * copyright notice and this permission notice appear in all copies.
 7 c553191e 2022-01-11 op  *
 8 c553191e 2022-01-11 op  * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
 9 c553191e 2022-01-11 op  * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
10 c553191e 2022-01-11 op  * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
11 c553191e 2022-01-11 op  * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
12 c553191e 2022-01-11 op  * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
13 c553191e 2022-01-11 op  * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
14 c553191e 2022-01-11 op  * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
15 c553191e 2022-01-11 op  */
16 c553191e 2022-01-11 op 
17 c553191e 2022-01-11 op #include "compat.h"
18 c553191e 2022-01-11 op 
19 c553191e 2022-01-11 op #include <errno.h>
20 c553191e 2022-01-11 op #include <fcntl.h>
21 c553191e 2022-01-11 op #include <stdlib.h>
22 c553191e 2022-01-11 op #include <string.h>
23 c553191e 2022-01-11 op 
24 c553191e 2022-01-11 op #include "utils.h"
25 3d89457c 2024-06-18 thomas.ad #include "xwrapper.h"
26 c553191e 2022-01-11 op 
27 c553191e 2022-01-11 op int
28 ee0aac2f 2022-05-25 op mark_nonblock_cloexec(int fd)
29 c553191e 2022-01-11 op {
30 c553191e 2022-01-11 op 	int flags;
31 c553191e 2022-01-11 op 
32 c553191e 2022-01-11 op 	if ((flags = fcntl(fd, F_GETFL)) == -1)
33 c553191e 2022-01-11 op 		return 0;
34 c553191e 2022-01-11 op 	if (fcntl(fd, F_SETFL, flags | O_NONBLOCK) == -1)
35 c553191e 2022-01-11 op 		return 0;
36 ee0aac2f 2022-05-25 op 	if (fcntl(fd, F_SETFD, FD_CLOEXEC) == -1)
37 ee0aac2f 2022-05-25 op 		return 0;
38 c553191e 2022-01-11 op 	return 1;
39 c553191e 2022-01-11 op }
40 c553191e 2022-01-11 op 
41 c553191e 2022-01-11 op int
42 c553191e 2022-01-11 op has_suffix(const char *str, const char *sufx)
43 c553191e 2022-01-11 op {
44 c553191e 2022-01-11 op 	size_t l, s;
45 c553191e 2022-01-11 op 
46 c553191e 2022-01-11 op 	l = strlen(str);
47 c553191e 2022-01-11 op 	s = strlen(sufx);
48 c553191e 2022-01-11 op 
49 c553191e 2022-01-11 op 	if (l < s)
50 c553191e 2022-01-11 op 		return 0;
51 c553191e 2022-01-11 op 
52 c553191e 2022-01-11 op 	return !strcmp(str + (l - s), sufx);
53 c553191e 2022-01-11 op }
54 c553191e 2022-01-11 op 
55 c553191e 2022-01-11 op void *
56 c553191e 2022-01-11 op hash_alloc(size_t len, void *d)
57 c553191e 2022-01-11 op {
58 3d89457c 2024-06-18 thomas.ad 	d = xmalloc(len);
59 c553191e 2022-01-11 op 	return d;
60 c553191e 2022-01-11 op }
61 c553191e 2022-01-11 op 
62 c553191e 2022-01-11 op void *
63 c553191e 2022-01-11 op hash_calloc(size_t nmemb, size_t size, void *d)
64 c553191e 2022-01-11 op {
65 3d89457c 2024-06-18 thomas.ad 	d = xcalloc(nmemb, size);
66 c553191e 2022-01-11 op 	return d;
67 c553191e 2022-01-11 op }
68 c553191e 2022-01-11 op 
69 c553191e 2022-01-11 op void
70 c553191e 2022-01-11 op hash_free(void *ptr, void *d)
71 c553191e 2022-01-11 op {
72 c553191e 2022-01-11 op 	free(ptr);
73 c553191e 2022-01-11 op }