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Use prctl instead of pthread_setname_np for naming a thread

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angie 2024-06-11 18:44:30 -04:00
parent 2562e50e33
commit 10b1a6f257
1 changed files with 13 additions and 8 deletions
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21
ultramodern/src/threads.cpp
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@ -95,14 +95,15 @@ void ultramodern::set_native_thread_priority(ThreadPriority pri) {
// SetThreadPriority(GetCurrentThread(), nPriority);
}
#elif defined(__linux__)
void ultramodern::set_native_thread_name(const std::string& name) {
// `pthread_setname_np` only accepts up to 16 characters including the null terminator.
if (name.length() > 15) {
debug_printf("[Thread] Truncating '%s' thread name up to 15 characters", name.c_str());
}
std::string new_name = name.substr(0, 15);
#include <sys/prctl.h>
pthread_setname_np(pthread_self(), new_name.c_str());
void ultramodern::set_native_thread_name(const std::string& name) {
if (name.length() > 15) {
// Linux only accepts up to 16 characters including the null terminator for a thread name.
debug_printf("[Thread] The thread name '%s' will be truncated to 15 characters", name.c_str());
}
prctl(PR_SET_NAME, name.c_str());
}
void ultramodern::set_native_thread_priority(ThreadPriority pri) {
@ -134,7 +135,11 @@ void ultramodern::set_native_thread_priority(ThreadPriority pri) {
}
#elif defined(__APPLE__)
void ultramodern::set_native_thread_name(const std::string& name) {
// TODO: figure out if Mac imposses similar restrictions to thread names like Linux does
if (name.length() > 15) {
// Macs seem to only accept up to 16 characters including the null terminator for a thread name.
debug_printf("[Thread] The thread name '%s' will be truncated to 15 characters", name.c_str());
}
pthread_setname_np(name.c_str());
}