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LibPthread: Start working on a POSIX threading library

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This patch adds pthread_create() and pthread_exit(), which currently
simply wrap our existing create_thread() and exit_thread() syscalls.

LibThread is also ported to using LibPthread.
This commit is contained in:
Andreas Kling 2019-11-13 21:49:24 +01:00
parent 4fe2ee0221
commit 69ca9cfd78
16 changed files with 89 additions and 31 deletions
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8
Kernel/Process.cpp
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@ -2807,7 +2807,7 @@ int Process::thread_count() const
return count;
}
int Process::sys$create_thread(int (*entry)(void*), void* argument)
int Process::sys$create_thread(void* (*entry)(void*), void* argument)
{
if (!validate_read((const void*)entry, sizeof(void*)))
return -EFAULT;
@ -2822,11 +2822,13 @@ int Process::sys$create_thread(int (*entry)(void*), void* argument)
return thread->tid();
}
void Process::sys$exit_thread(int code)
void Process::sys$exit_thread(void* code)
{
UNUSED_PARAM(code);
cli();
if (&current->process().main_thread() == current) {
sys$exit(code);
// FIXME: For POSIXy reasons, we should only sys$exit once *all* threads have exited.
sys$exit(0);
return;
}
current->set_state(Thread::State::Dying);