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 == '0') { |
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 | |