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authorFederico Ceratto <federico.ceratto@gmail.com>2016-11-23 15:49:10 +0000
committerFederico Ceratto <federico.ceratto@gmail.com>2016-11-23 15:49:10 +0000
commit87649cf32bd0e14d5a903fb85b01e9f41a253540 (patch)
treebbefda6dac074aeb87529592e8e5064f69cbe024 /src/common.h
parentImported Upstream version 1.3.0+dfsg (diff)
downloadnetdata-87649cf32bd0e14d5a903fb85b01e9f41a253540.tar.xz
netdata-87649cf32bd0e14d5a903fb85b01e9f41a253540.zip
New upstream version 1.4.0+dfsgupstream/1.4.0+dfsg
Diffstat (limited to 'src/common.h')
-rw-r--r--src/common.h74
1 files changed, 54 insertions, 20 deletions
diff --git a/src/common.h b/src/common.h
index a6e85034b..9ffa8c8bc 100644
--- a/src/common.h
+++ b/src/common.h
@@ -5,6 +5,25 @@
#include <config.h>
#endif
+/* select the memory allocator, based on autoconf findings */
+#if defined(ENABLE_JEMALLOC)
+
+#if defined(HAVE_JEMALLOC_JEMALLOC_H)
+#include <jemalloc/jemalloc.h>
+#else
+#include <malloc.h>
+#endif
+
+#elif defined(ENABLE_TCMALLOC)
+
+#include <google/tcmalloc.h>
+
+#else /* !defined(ENABLE_JEMALLOC) && !defined(ENABLE_TCMALLOC) */
+
+#include <malloc.h>
+
+#endif
+
#include <pthread.h>
#include <errno.h>
@@ -27,7 +46,7 @@
#include <grp.h>
#include <pwd.h>
#include <locale.h>
-#include <malloc.h>
+
#include <netdb.h>
#include <poll.h>
#include <signal.h>
@@ -60,24 +79,16 @@
#include <zlib.h>
#endif
-#ifndef __ATOMIC_SEQ_CST
-#define NETDATA_NO_ATOMIC_INSTRUCTIONS 1
-#endif
-
-#ifdef __GNUC__
-#define GCC_VERSION (__GNUC__ * 10000 \
- + __GNUC_MINOR__ * 100 \
- + __GNUC_PATCHLEVEL__)
-
-#if __x86_64__ || __ppc64__
+#if (SIZEOF_VOID_P == 8)
#define ENVIRONMENT64
-#else
+#elif (SIZEOF_VOID_P == 4)
#define ENVIRONMENT32
+#else
+#error "Cannot detect if this is a 32 or 64 bit CPU"
#endif
-#else // !__GNUC__
-#define NETDATA_NO_ATOMIC_INSTRUCTIONS 1
-#define ENVIRONMENT32
+#ifdef __GNUC__
+#define GCC_VERSION (__GNUC__ * 10000 + __GNUC_MINOR__ * 100 + __GNUC_PATCHLEVEL__)
#endif // __GNUC__
#include "avl.h"
@@ -139,11 +150,25 @@ extern int vsnprintfz(char *dst, size_t n, const char *fmt, va_list args);
extern int snprintfz(char *dst, size_t n, const char *fmt, ...) __attribute__ (( format (printf, 3, 4)));
// memory allocation functions that handle failures
+#ifdef NETDATA_LOG_ALLOCATIONS
+#define strdupz(s) strdupz_int(__FILE__, __FUNCTION__, __LINE__, s)
+#define callocz(nmemb, size) callocz_int(__FILE__, __FUNCTION__, __LINE__, nmemb, size)
+#define mallocz(size) mallocz_int(__FILE__, __FUNCTION__, __LINE__, size)
+#define reallocz(ptr, size) reallocz_int(__FILE__, __FUNCTION__, __LINE__, ptr, size)
+#define freez(ptr) freez_int(__FILE__, __FUNCTION__, __LINE__, ptr)
+
+extern char *strdupz_int(const char *file, const char *function, const unsigned long line, const char *s);
+extern void *callocz_int(const char *file, const char *function, const unsigned long line, size_t nmemb, size_t size);
+extern void *mallocz_int(const char *file, const char *function, const unsigned long line, size_t size);
+extern void *reallocz_int(const char *file, const char *function, const unsigned long line, void *ptr, size_t size);
+extern void freez_int(const char *file, const char *function, const unsigned long line, void *ptr);
+#else
extern char *strdupz(const char *s);
extern void *callocz(size_t nmemb, size_t size);
extern void *mallocz(size_t size);
-extern void freez(void *ptr);
extern void *reallocz(void *ptr, size_t size);
+extern void freez(void *ptr);
+#endif
extern void *mymmap(const char *filename, size_t size, int flags, int ksm);
extern int savememory(const char *filename, void *mem, size_t size);
@@ -153,10 +178,6 @@ extern int fd_is_valid(int fd);
extern char *global_host_prefix;
extern int enable_ksm;
-/* Number of ticks per second */
-extern unsigned int hz;
-extern void get_HZ(void);
-
extern pid_t gettid(void);
extern unsigned long long time_usec(void);
@@ -164,6 +185,17 @@ extern int sleep_usec(unsigned long long usec);
extern char *fgets_trim_len(char *buf, size_t buf_size, FILE *fp, size_t *len);
+extern int processors;
+extern long get_system_cpus(void);
+
+extern pid_t pid_max;
+extern pid_t get_system_pid_max(void);
+
+/* Number of ticks per second */
+extern unsigned int hz;
+extern void get_system_HZ(void);
+
+
/* fix for alpine linux */
#ifndef RUSAGE_THREAD
#ifdef RUSAGE_CHILDREN
@@ -171,4 +203,6 @@ extern char *fgets_trim_len(char *buf, size_t buf_size, FILE *fp, size_t *len);
#endif
#endif
+extern int read_single_number_file(const char *filename, unsigned long long *result);
+
#endif /* NETDATA_COMMON_H */