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-rw-r--r--src/init/lib/esemaphore.c55
-rw-r--r--src/init/lib/esemaphore.h12
2 files changed, 0 insertions, 67 deletions
diff --git a/src/init/lib/esemaphore.c b/src/init/lib/esemaphore.c
deleted file mode 100644
index ac65b02..0000000
--- a/src/init/lib/esemaphore.c
+++ /dev/null
@@ -1,55 +0,0 @@
-#include <init/lib/esemaphore.h>
-#include <init/stdlib.h>
-#include <shared/flags.h>
-#include <shared/syscalls.h>
-
-void esem_signal(struct evil_sem *sem) {
- _syscall_write(sem->signal, NULL, 0, 0);
-}
-
-void esem_wait(struct evil_sem *sem) {
- _syscall_read(sem->wait, NULL, 0, 0);
-}
-
-struct evil_sem *esem_new(int value) {
- handle_t ends_wait[2], ends_signal[2];
- struct evil_sem *sem;
-
- if (value < 0) return NULL;
- if (_syscall_pipe(ends_wait, 0) < 0) return NULL;
- if (_syscall_pipe(ends_signal, 0) < 0) goto fail_signal;
- if (!(sem = malloc(sizeof *sem))) goto fail_malloc;
-
- if (!_syscall_fork(FORK_NOREAP, NULL)) {
- _syscall_close(ends_signal[1]);
- while (_syscall_read(ends_signal[0], NULL, 0, 0) >= 0) {
- if (!_syscall_fork(FORK_NOREAP, NULL)) {
- _syscall_write(ends_wait[1], NULL, 0, 0);
- _syscall_exit(0);
- }
- }
- _syscall_exit(0);
- }
- _syscall_close(ends_signal[0]);
- _syscall_close(ends_wait[1]);
-
- sem->wait = ends_wait[0];
- sem->signal = ends_signal[1];
-
- while (value--) esem_signal(sem);
- return sem;
-
-fail_malloc:
- _syscall_close(ends_signal[0]);
- _syscall_close(ends_signal[1]);
-fail_signal:
- _syscall_close(ends_wait[0]);
- _syscall_close(ends_wait[1]);
- return NULL;
-}
-
-void esem_free(struct evil_sem *sem) {
- _syscall_close(sem->wait);
- _syscall_close(sem->signal);
- free(sem);
-}
diff --git a/src/init/lib/esemaphore.h b/src/init/lib/esemaphore.h
deleted file mode 100644
index e746bd7..0000000
--- a/src/init/lib/esemaphore.h
+++ /dev/null
@@ -1,12 +0,0 @@
-#pragma once
-#include <shared/types.h>
-
-struct evil_sem {
- handle_t wait, signal;
-};
-
-void esem_signal(struct evil_sem *sem);
-void esem_wait(struct evil_sem *sem);
-
-struct evil_sem *esem_new(int value);
-void esem_free(struct evil_sem *sem);