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07800601 IM |
1 | #ifndef GIT_COMPAT_UTIL_H |
2 | #define GIT_COMPAT_UTIL_H | |
3 | ||
07800601 | 4 | #define _ALL_SOURCE 1 |
07800601 | 5 | #define _BSD_SOURCE 1 |
512fe365 CP |
6 | /* glibc 2.20 deprecates _BSD_SOURCE in favour of _DEFAULT_SOURCE */ |
7 | #define _DEFAULT_SOURCE 1 | |
e206d556 | 8 | #define HAS_BOOL |
07800601 IM |
9 | |
10 | #include <unistd.h> | |
11 | #include <stdio.h> | |
12 | #include <sys/stat.h> | |
f6bdafef | 13 | #include <sys/statfs.h> |
07800601 | 14 | #include <fcntl.h> |
e206d556 | 15 | #include <stdbool.h> |
07800601 IM |
16 | #include <stddef.h> |
17 | #include <stdlib.h> | |
18 | #include <stdarg.h> | |
19 | #include <string.h> | |
1fe143c5 | 20 | #include <term.h> |
07800601 IM |
21 | #include <limits.h> |
22 | #include <sys/param.h> | |
23 | #include <sys/types.h> | |
24 | #include <dirent.h> | |
25 | #include <sys/time.h> | |
26 | #include <time.h> | |
27 | #include <signal.h> | |
28 | #include <fnmatch.h> | |
29 | #include <assert.h> | |
30 | #include <regex.h> | |
31 | #include <utime.h> | |
07800601 | 32 | #include <sys/wait.h> |
a8fa4960 | 33 | #include <poll.h> |
07800601 IM |
34 | #include <sys/socket.h> |
35 | #include <sys/ioctl.h> | |
972f393b | 36 | #include <linux/kernel.h> |
d944c4ee | 37 | #include <linux/types.h> |
46e3e055 | 38 | #include <sys/ttydefaults.h> |
4605eab3 | 39 | #include <api/fs/tracing_path.h> |
756bbc84 | 40 | #include <termios.h> |
1dbfa938 | 41 | #include <linux/bitops.h> |
9398c484 | 42 | #include <termios.h> |
e1ce726e | 43 | #include "strlist.h" |
1fe2c106 | 44 | |
45de34bb | 45 | extern char buildid_dir[]; |
2890284b | 46 | |
07800601 IM |
47 | #ifdef __GNUC__ |
48 | #define NORETURN __attribute__((__noreturn__)) | |
49 | #else | |
50 | #define NORETURN | |
51 | #ifndef __attribute__ | |
52 | #define __attribute__(x) | |
53 | #endif | |
54 | #endif | |
55 | ||
fc67297b NK |
56 | #define PERF_GTK_DSO "libperf-gtk.so" |
57 | ||
07800601 | 58 | /* General helper functions */ |
3938bad4 ACM |
59 | void usage(const char *err) NORETURN; |
60 | void die(const char *err, ...) NORETURN __attribute__((format (printf, 1, 2))); | |
61 | int error(const char *err, ...) __attribute__((format (printf, 1, 2))); | |
62 | void warning(const char *err, ...) __attribute__((format (printf, 1, 2))); | |
07800601 | 63 | |
3938bad4 | 64 | void set_warning_routine(void (*routine)(const char *err, va_list params)); |
07800601 | 65 | |
3938bad4 ACM |
66 | int prefixcmp(const char *str, const char *prefix); |
67 | void set_buildid_dir(const char *dir); | |
07800601 | 68 | |
07800601 IM |
69 | #ifdef __GLIBC_PREREQ |
70 | #if __GLIBC_PREREQ(2, 1) | |
71 | #define HAVE_STRCHRNUL | |
72 | #endif | |
73 | #endif | |
74 | ||
75 | #ifndef HAVE_STRCHRNUL | |
76 | #define strchrnul gitstrchrnul | |
77 | static inline char *gitstrchrnul(const char *s, int c) | |
78 | { | |
79 | while (*s && *s != c) | |
80 | s++; | |
81 | return (char *)s; | |
82 | } | |
83 | #endif | |
84 | ||
36479484 ACM |
85 | static inline void *zalloc(size_t size) |
86 | { | |
87 | return calloc(1, size); | |
88 | } | |
89 | ||
04662523 ACM |
90 | #define zfree(ptr) ({ free(*ptr); *ptr = NULL; }) |
91 | ||
4cf40131 | 92 | int mkdir_p(char *path, mode_t mode); |
9a9c733d | 93 | int rm_rf(const char *path); |
e1ce726e MH |
94 | struct strlist *lsdir(const char *name, bool (*filter)(const char *, struct dirent *)); |
95 | bool lsdir_no_dot_filter(const char *name, struct dirent *d); | |
4cf40131 | 96 | int copyfile(const char *from, const char *to); |
9a17d726 | 97 | int copyfile_mode(const char *from, const char *to, mode_t mode); |
9c9f5a2f | 98 | int copyfile_offset(int fromfd, loff_t from_ofs, int tofd, loff_t to_ofs, u64 size); |
4cf40131 | 99 | |
c82ee828 | 100 | unsigned long convert_unit(unsigned long value, char *unit); |
727ebd54 | 101 | ssize_t readn(int fd, void *buf, size_t n); |
bc3a502b | 102 | ssize_t writen(int fd, void *buf, size_t n); |
e206d556 | 103 | |
1aed2671 JR |
104 | struct perf_event_attr; |
105 | ||
106 | void event_attr_init(struct perf_event_attr *attr); | |
107 | ||
61e04b33 | 108 | size_t hex_width(u64 v); |
b2aff5f6 | 109 | int hex2u64(const char *ptr, u64 *val); |
61e04b33 | 110 | |
dc4552bf | 111 | void dump_stack(void); |
07c1a0da | 112 | void sighandler_dump_stack(int sig); |
dc4552bf | 113 | |
0c1fe6b2 | 114 | extern unsigned int page_size; |
2b1b7100 | 115 | extern int cacheline_size; |
a29d5c9b ACM |
116 | extern int sysctl_perf_event_max_stack; |
117 | extern int sysctl_perf_event_max_contexts_per_stack; | |
0c1fe6b2 | 118 | |
27050f53 JO |
119 | struct parse_tag { |
120 | char tag; | |
121 | int mult; | |
122 | }; | |
123 | ||
124 | unsigned long parse_tag_value(const char *str, struct parse_tag *tags); | |
f048d548 | 125 | |
972f393b ACM |
126 | static inline int path__join(char *bf, size_t size, |
127 | const char *path1, const char *path2) | |
128 | { | |
129 | return scnprintf(bf, size, "%s%s%s", path1, path1[0] ? "/" : "", path2); | |
130 | } | |
131 | ||
132 | static inline int path__join3(char *bf, size_t size, | |
133 | const char *path1, const char *path2, | |
134 | const char *path3) | |
135 | { | |
136 | return scnprintf(bf, size, "%s%s%s%s%s", | |
137 | path1, path1[0] ? "/" : "", | |
138 | path2, path2[0] ? "/" : "", path3); | |
139 | } | |
140 | ||
1a47245d | 141 | int perf_event_paranoid(void); |
e1a2b174 | 142 | |
71db07b1 AH |
143 | void mem_bswap_64(void *src, int byte_size); |
144 | void mem_bswap_32(void *src, int byte_size); | |
145 | ||
e1a2b174 | 146 | const char *get_filename_for_perf_kvm(void); |
63914aca | 147 | bool find_process(const char *name); |
e92ce12e NK |
148 | |
149 | #ifdef HAVE_ZLIB_SUPPORT | |
150 | int gzip_decompress_to_file(const char *input, int output_fd); | |
151 | #endif | |
152 | ||
80a32e5b JO |
153 | #ifdef HAVE_LZMA_SUPPORT |
154 | int lzma_decompress_to_file(const char *input, int output_fd); | |
155 | #endif | |
156 | ||
076a30c4 KL |
157 | int get_stack_size(const char *str, unsigned long *_size); |
158 | ||
07bc5c69 WN |
159 | int fetch_kernel_version(unsigned int *puint, |
160 | char *str, size_t str_sz); | |
d3e0ce39 WN |
161 | #define KVER_VERSION(x) (((x) >> 16) & 0xff) |
162 | #define KVER_PATCHLEVEL(x) (((x) >> 8) & 0xff) | |
163 | #define KVER_SUBLEVEL(x) ((x) & 0xff) | |
164 | #define KVER_FMT "%d.%d.%d" | |
165 | #define KVER_PARAM(x) KVER_VERSION(x), KVER_PATCHLEVEL(x), KVER_SUBLEVEL(x) | |
07bc5c69 | 166 | |
14cbfbeb | 167 | const char *perf_tip(const char *dirpath); |
40356721 | 168 | bool is_regular_file(const char *file); |
37b20151 | 169 | int fetch_current_timestamp(char *buf, size_t sz); |
14cbfbeb | 170 | |
120010cb ACM |
171 | #ifndef HAVE_SCHED_GETCPU_SUPPORT |
172 | int sched_getcpu(void); | |
c7007e98 ACM |
173 | #endif |
174 | ||
99620a5d NK |
175 | int timestamp__scnprintf_usec(u64 timestamp, char *buf, size_t sz); |
176 | ||
9808143b | 177 | int unit_number__scnprintf(char *buf, size_t size, u64 n); |
a64489c5 | 178 | |
1355915a | 179 | #endif /* GIT_COMPAT_UTIL_H */ |