threadnames.cpp File Reference

#include <cstring>
#include <string>
#include <thread>
#include <utility>
#include <util/threadnames.h>

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Functions
static void	SetThreadName (const char *name)
	Set the thread's name at the process level. More...
static void	SetInternalName (const std::string &name)
	Set the in-memory internal name for this thread. More...

Variables
static thread_local char	g_thread_name [128] {'\0'}
	The name of the thread. More...

Function Documentation

SetInternalName()

static void SetInternalName ( const std::string &  name )

static

Set the in-memory internal name for this thread.

Does not affect the process name.

Definition at line 48 of file threadnames.cpp.

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SetThreadName()

static void SetThreadName ( const char *  name )

static

Set the thread's name at the process level.

Does not affect the internal name.

Definition at line 23 of file threadnames.cpp.

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Variable Documentation

g_thread_name

thread_local char g_thread_name[128] {'\0'}

static

The name of the thread.

We use char array instead of std::string to avoid complications with running a destructor when the thread exits. Avoid adding other thread_local variables.

See also

https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=278701

Definition at line 44 of file threadnames.cpp.