98 lines
2.4 KiB
C
98 lines
2.4 KiB
C
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/* SPDX-License-Identifier: GPL-2.0 */
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#ifndef GIT_COMPAT_UTIL_H
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#define GIT_COMPAT_UTIL_H
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#define _BSD_SOURCE 1
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/* glibc 2.20 deprecates _BSD_SOURCE in favour of _DEFAULT_SOURCE */
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#define _DEFAULT_SOURCE 1
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#include <fcntl.h>
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#include <stdbool.h>
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#include <stddef.h>
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#include <linux/compiler.h>
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#include <sys/types.h>
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#ifndef __cplusplus
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#include <internal/cpumap.h>
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#endif
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/* General helper functions */
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void usage(const char *err) __noreturn;
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void die(const char *err, ...) __noreturn __printf(1, 2);
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struct dirent;
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struct strlist;
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int mkdir_p(char *path, mode_t mode);
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int rm_rf(const char *path);
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int rm_rf_perf_data(const char *path);
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struct strlist *lsdir(const char *name, bool (*filter)(const char *, struct dirent *));
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bool lsdir_no_dot_filter(const char *name, struct dirent *d);
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size_t hex_width(u64 v);
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int sysctl__max_stack(void);
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bool sysctl__nmi_watchdog_enabled(void);
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int fetch_kernel_version(unsigned int *puint,
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char *str, size_t str_sz);
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#define KVER_VERSION(x) (((x) >> 16) & 0xff)
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#define KVER_PATCHLEVEL(x) (((x) >> 8) & 0xff)
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#define KVER_SUBLEVEL(x) ((x) & 0xff)
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#define KVER_FMT "%d.%d.%d"
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#define KVER_PARAM(x) KVER_VERSION(x), KVER_PATCHLEVEL(x), KVER_SUBLEVEL(x)
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int perf_tip(char **strp, const char *dirpath);
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#ifndef HAVE_SCHED_GETCPU_SUPPORT
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int sched_getcpu(void);
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#endif
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extern bool perf_singlethreaded;
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void perf_set_singlethreaded(void);
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void perf_set_multithreaded(void);
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char *perf_exe(char *buf, int len);
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#ifndef O_CLOEXEC
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#ifdef __sparc__
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#define O_CLOEXEC 0x400000
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#elif defined(__alpha__) || defined(__hppa__)
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#define O_CLOEXEC 010000000
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#else
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#define O_CLOEXEC 02000000
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#endif
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#endif
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extern bool test_attr__enabled;
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void test_attr__ready(void);
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void test_attr__init(void);
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struct perf_event_attr;
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void test_attr__open(struct perf_event_attr *attr, pid_t pid, struct perf_cpu cpu,
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int fd, int group_fd, unsigned long flags);
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struct perf_debuginfod {
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const char *urls;
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bool set;
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};
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void perf_debuginfod_setup(struct perf_debuginfod *di);
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char *filename_with_chroot(int pid, const char *filename);
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int do_realloc_array_as_needed(void **arr, size_t *arr_sz, size_t x,
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size_t msz, const void *init_val);
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#define realloc_array_as_needed(a, n, x, v) ({ \
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typeof(x) __x = (x); \
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__x >= (n) ? \
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do_realloc_array_as_needed((void **)&(a), \
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&(n), \
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__x, \
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sizeof(*(a)), \
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(const void *)(v)) : \
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0; \
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})
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#endif /* GIT_COMPAT_UTIL_H */
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