1 #pragma once
2 #undef NDEBUG
3 #include <assert.h>
4 #include <dirent.h>
5 #include <errno.h>
6 #include <stdbool.h>
7 #include <stdlib.h>
8 #include <string.h>
9 #include <unistd.h>
10 #include <sys/syscall.h>
11
12 static inline pid_t sys_getpid(void)
13 {
14 return syscall(SYS_getpid);
15 }
16
17 static inline pid_t sys_gettid(void)
18 {
19 return syscall(SYS_gettid);
20 }
21
22 static inline bool streq(const char *s1, const char *s2)
23 {
24 return strcmp(s1, s2) == 0;
25 }
26
27 static unsigned long long xstrtoull(const char *p, char **end)
28 {
29 if (*p == '') {
30 *end = (char *)p + 1;
31 return 0;
32 } else if ('1' <= *p && *p <= '9') {
33 unsigned long long val;
34
35 errno = 0;
36 val = strtoull(p, end, 10);
37 assert(errno == 0);
38 return val;
39 } else
40 assert(0);
41 }
42
43 static struct dirent *xreaddir(DIR *d)
44 {
45 struct dirent *de;
46
47 errno = 0;
48 de = readdir(d);
49 assert(de || errno == 0);
50 return de;
51 }
52
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