Commit | Line | Data |
---|---|---|
07800601 IM |
1 | #ifndef GIT_COMPAT_UTIL_H |
2 | #define GIT_COMPAT_UTIL_H | |
3 | ||
07800601 | 4 | #define _BSD_SOURCE 1 |
512fe365 CP |
5 | /* glibc 2.20 deprecates _BSD_SOURCE in favour of _DEFAULT_SOURCE */ |
6 | #define _DEFAULT_SOURCE 1 | |
07800601 | 7 | |
07800601 | 8 | #include <fcntl.h> |
e206d556 | 9 | #include <stdbool.h> |
07800601 IM |
10 | #include <stddef.h> |
11 | #include <stdlib.h> | |
12 | #include <stdarg.h> | |
6c346643 | 13 | #include <linux/compiler.h> |
d944c4ee | 14 | #include <linux/types.h> |
f045b8c4 | 15 | #include "namespaces.h" |
1fe2c106 | 16 | |
07800601 | 17 | /* General helper functions */ |
6c346643 | 18 | void usage(const char *err) __noreturn; |
afaed6d3 | 19 | void die(const char *err, ...) __noreturn __printf(1, 2); |
07800601 | 20 | |
36479484 ACM |
21 | static inline void *zalloc(size_t size) |
22 | { | |
23 | return calloc(1, size); | |
24 | } | |
25 | ||
04662523 ACM |
26 | #define zfree(ptr) ({ free(*ptr); *ptr = NULL; }) |
27 | ||
76b31a29 | 28 | struct dirent; |
8ec20b17 ACM |
29 | struct strlist; |
30 | ||
4cf40131 | 31 | int mkdir_p(char *path, mode_t mode); |
9a9c733d | 32 | int rm_rf(const char *path); |
e1ce726e MH |
33 | struct strlist *lsdir(const char *name, bool (*filter)(const char *, struct dirent *)); |
34 | bool lsdir_no_dot_filter(const char *name, struct dirent *d); | |
4cf40131 | 35 | int copyfile(const char *from, const char *to); |
9a17d726 | 36 | int copyfile_mode(const char *from, const char *to, mode_t mode); |
f045b8c4 | 37 | int copyfile_ns(const char *from, const char *to, struct nsinfo *nsi); |
9c9f5a2f | 38 | int copyfile_offset(int fromfd, loff_t from_ofs, int tofd, loff_t to_ofs, u64 size); |
4cf40131 | 39 | |
727ebd54 | 40 | ssize_t readn(int fd, void *buf, size_t n); |
bc3a502b | 41 | ssize_t writen(int fd, void *buf, size_t n); |
e206d556 | 42 | |
61e04b33 | 43 | size_t hex_width(u64 v); |
b2aff5f6 | 44 | int hex2u64(const char *ptr, u64 *val); |
61e04b33 | 45 | |
0c1fe6b2 | 46 | extern unsigned int page_size; |
2b1b7100 | 47 | extern int cacheline_size; |
0c1fe6b2 | 48 | |
07bc5c69 WN |
49 | int fetch_kernel_version(unsigned int *puint, |
50 | char *str, size_t str_sz); | |
d3e0ce39 WN |
51 | #define KVER_VERSION(x) (((x) >> 16) & 0xff) |
52 | #define KVER_PATCHLEVEL(x) (((x) >> 8) & 0xff) | |
53 | #define KVER_SUBLEVEL(x) ((x) & 0xff) | |
54 | #define KVER_FMT "%d.%d.%d" | |
55 | #define KVER_PARAM(x) KVER_VERSION(x), KVER_PATCHLEVEL(x), KVER_SUBLEVEL(x) | |
07bc5c69 | 56 | |
14cbfbeb NK |
57 | const char *perf_tip(const char *dirpath); |
58 | ||
120010cb ACM |
59 | #ifndef HAVE_SCHED_GETCPU_SUPPORT |
60 | int sched_getcpu(void); | |
c7007e98 ACM |
61 | #endif |
62 | ||
86bcdb5a ACM |
63 | #ifndef HAVE_SETNS_SUPPORT |
64 | int setns(int fd, int nstype); | |
65 | #endif | |
66 | ||
1355915a | 67 | #endif /* GIT_COMPAT_UTIL_H */ |