2 #include <sys/resource.h>
4 #ifndef NETDATA_COMMON_H
5 #define NETDATA_COMMON_H 1
7 #if defined(HAVE_INTTYPES_H)
9 #elif defined(HAVE_STDINT_H)
12 #include <sys/types.h>
15 #define abs(x) ((x < 0)? -x : x)
16 #define usecdiff(now, last) (((((now)->tv_sec * 1000000ULL) + (now)->tv_usec) - (((last)->tv_sec * 1000000ULL) + (last)->tv_usec)))
18 extern uint32_t simple_hash(const char *name);
19 extern void strreverse(char* begin, char* end);
20 extern char *mystrsep(char **ptr, char *s);
21 extern char *trim(char *s);
23 extern void *mymmap(const char *filename, size_t size, int flags, int ksm);
24 extern int savememory(const char *filename, void *mem, unsigned long size);
26 extern int fd_is_valid(int fd);
28 extern char *global_host_prefix;
29 extern int enable_ksm;
31 /* Number of ticks per second */
33 extern unsigned int hz;
34 extern void get_HZ(void);
36 extern pid_t gettid(void);
38 /* fix for alpine linux */
40 #ifdef RUSAGE_CHILDREN
41 #define RUSAGE_THREAD RUSAGE_CHILDREN
45 #endif /* NETDATA_COMMON_H */