3 #include <sys/resource.h>
6 #ifndef NETDATA_COMMON_H
7 #define NETDATA_COMMON_H 1
9 #if defined(HAVE_INTTYPES_H)
11 #elif defined(HAVE_STDINT_H)
14 #include <sys/types.h>
17 #define abs(x) ((x < 0)? -x : x)
18 #define usecdiff(now, last) (((((now)->tv_sec * 1000000ULL) + (now)->tv_usec) - (((last)->tv_sec * 1000000ULL) + (last)->tv_usec)))
20 extern void netdata_fix_chart_id(char *s);
21 extern void netdata_fix_chart_name(char *s);
23 extern uint32_t simple_hash(const char *name);
24 extern void strreverse(char* begin, char* end);
25 extern char *mystrsep(char **ptr, char *s);
26 extern char *trim(char *s);
28 extern char *strncpyz(char *dst, const char *src, size_t n);
29 extern int vsnprintfz(char *dst, size_t n, const char *fmt, va_list args);
30 extern int snprintfz(char *dst, size_t n, const char *fmt, ...);
32 extern void *mymmap(const char *filename, size_t size, int flags, int ksm);
33 extern int savememory(const char *filename, void *mem, unsigned long size);
35 extern int fd_is_valid(int fd);
37 extern char *global_host_prefix;
38 extern int enable_ksm;
40 /* Number of ticks per second */
41 extern unsigned int hz;
42 extern void get_HZ(void);
44 extern pid_t gettid(void);
46 extern unsigned long long timems(void);
48 extern char *fgets_trim_len(char *buf, size_t buf_size, FILE *fp, size_t *len);
50 /* fix for alpine linux */
52 #ifdef RUSAGE_CHILDREN
53 #define RUSAGE_THREAD RUSAGE_CHILDREN
57 #endif /* NETDATA_COMMON_H */