72 lines
1.9 KiB
C
72 lines
1.9 KiB
C
/* SPDX-License-Identifier: GPL-2.0 */
|
|
#ifndef GIT_COMPAT_UTIL_H
|
|
#define GIT_COMPAT_UTIL_H
|
|
|
|
#define _BSD_SOURCE 1
|
|
/* glibc 2.20 deprecates _BSD_SOURCE in favour of _DEFAULT_SOURCE */
|
|
#define _DEFAULT_SOURCE 1
|
|
|
|
#include <stdbool.h>
|
|
#include <stddef.h>
|
|
#include <stdlib.h>
|
|
#include <stdarg.h>
|
|
#include <linux/compiler.h>
|
|
#include <linux/types.h>
|
|
#include "namespaces.h"
|
|
|
|
/* General helper functions */
|
|
void usage(const char *err) __noreturn;
|
|
void die(const char *err, ...) __noreturn __printf(1, 2);
|
|
|
|
static inline void *zalloc(size_t size)
|
|
{
|
|
return calloc(1, size);
|
|
}
|
|
|
|
#define zfree(ptr) ({ free(*ptr); *ptr = NULL; })
|
|
|
|
struct dirent;
|
|
struct strlist;
|
|
|
|
int mkdir_p(char *path, mode_t mode);
|
|
int rm_rf(const char *path);
|
|
struct strlist *lsdir(const char *name, bool (*filter)(const char *, struct dirent *));
|
|
bool lsdir_no_dot_filter(const char *name, struct dirent *d);
|
|
int copyfile(const char *from, const char *to);
|
|
int copyfile_mode(const char *from, const char *to, mode_t mode);
|
|
int copyfile_ns(const char *from, const char *to, struct nsinfo *nsi);
|
|
|
|
ssize_t readn(int fd, void *buf, size_t n);
|
|
ssize_t writen(int fd, const void *buf, size_t n);
|
|
|
|
size_t hex_width(u64 v);
|
|
int hex2u64(const char *ptr, u64 *val);
|
|
|
|
extern unsigned int page_size;
|
|
extern int cacheline_size;
|
|
|
|
int fetch_kernel_version(unsigned int *puint,
|
|
char *str, size_t str_sz);
|
|
#define KVER_VERSION(x) (((x) >> 16) & 0xff)
|
|
#define KVER_PATCHLEVEL(x) (((x) >> 8) & 0xff)
|
|
#define KVER_SUBLEVEL(x) ((x) & 0xff)
|
|
#define KVER_FMT "%d.%d.%d"
|
|
#define KVER_PARAM(x) KVER_VERSION(x), KVER_PATCHLEVEL(x), KVER_SUBLEVEL(x)
|
|
|
|
const char *perf_tip(const char *dirpath);
|
|
|
|
#ifndef HAVE_SCHED_GETCPU_SUPPORT
|
|
int sched_getcpu(void);
|
|
#endif
|
|
|
|
#ifndef HAVE_SETNS_SUPPORT
|
|
int setns(int fd, int nstype);
|
|
#endif
|
|
|
|
extern bool perf_singlethreaded;
|
|
|
|
void perf_set_singlethreaded(void);
|
|
void perf_set_multithreaded(void);
|
|
|
|
#endif /* GIT_COMPAT_UTIL_H */
|