mirror of
https://github.com/jart/cosmopolitan.git
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425ff5dff0
- Write tests for cthreads - Fix bugs in pe2.com tool - Fix ASAN issue with GetDosEnviron() - Consolidate the cthread header files - Some code size optimizations for MODE= - Attempted to squash a tls linker warning - Attempted to get futexes working on FreeBSD
70 lines
2.3 KiB
C
70 lines
2.3 KiB
C
#if 0
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/*─────────────────────────────────────────────────────────────────╗
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│ To the extent possible under law, Justine Tunney has waived │
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│ all copyright and related or neighboring rights to this file, │
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│ as it is written in the following disclaimers: │
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│ • http://unlicense.org/ │
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│ • http://creativecommons.org/publicdomain/zero/1.0/ │
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╚─────────────────────────────────────────────────────────────────*/
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#endif
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#include "libc/calls/calls.h"
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#include "libc/dce.h"
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#include "libc/intrin/kprintf.h"
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#include "libc/log/log.h"
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#include "libc/runtime/runtime.h"
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#include "libc/stdio/stdio.h"
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#include "libc/thread/thread.h"
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#include "libc/time/time.h"
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cthread_sem_t semaphore;
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_Thread_local int test_tls = 0x12345678;
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static void *worker(void *arg) {
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int tid;
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cthread_t self;
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cthread_sem_signal(&semaphore);
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self = cthread_self();
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tid = self->tid;
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printf("[%p] %d -> %#x\n", self, tid, test_tls);
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if (test_tls != 0x12345678) {
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printf(".tdata test #2 failed\n");
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}
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return (void *)4;
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}
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int main() {
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int rc, tid;
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void *exitcode;
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cthread_t self, thread;
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if (IsWindows() || IsXnu()) {
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fprintf(stderr,
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"error: can't run example\n"
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"_Thread_local only works on Linux/FreeBSD/NetBSD/OpenBSD\n");
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return 1;
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}
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self = cthread_self();
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tid = self->tid;
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printf("[%p] %d -> %#x\n", self, tid, test_tls);
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if (test_tls != 0x12345678) {
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printf(".tdata test #1 failed\n");
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}
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cthread_sem_init(&semaphore, 0);
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rc = cthread_create(&thread, NULL, &worker, NULL);
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if (rc == 0) {
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cthread_sem_wait(&semaphore, 0, NULL);
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printf("thread created: %p\n", thread);
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#if 1
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cthread_join(thread, &exitcode);
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#else
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exitcode = cthread_detach(thread);
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#endif
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cthread_sem_signal(&semaphore);
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cthread_sem_wait(&semaphore, 0, NULL);
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printf("thread joined: %p -> %p\n", thread, exitcode);
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} else {
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fprintf(stderr, "ERROR: thread could not be started: %d\n", rc);
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}
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return 0;
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}
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