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hook new syscalls to mlibc

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Matheus
2024-04-14 19:10:49 -03:00
parent 47910a616f
commit c16e9517c4
3 changed files with 36 additions and 15 deletions
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patches/mlibc/jinx-working-patch.patch
+20 -11
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@@ -188,10 +188,10 @@ index 0000000..e5b087a
+
diff --git mlibc-workdir/sysdeps/astral/generic/generic.cpp mlibc-workdir/sysdeps/astral/generic/generic.cpp
new file mode 100644
index 0000000..2e216f9
index 0000000..fce0f3b
--- /dev/null
+++ mlibc-workdir/sysdeps/astral/generic/generic.cpp
@@ -0,0 +1,587 @@
@@ -0,0 +1,594 @@
+#include <bits/ensure.h>
+#include <mlibc/debug.hpp>
+#include <mlibc/all-sysdeps.hpp>
@@ -322,6 +322,12 @@ index 0000000..2e216f9
+ return 0;
+ }
+
+ int sys_futex_tid() {
+ long ret;
+ syscall(SYSCALL_GETTID, &ret);
+ return ret;
+ }
+
+ #ifndef MLIBC_BUILDING_RTLD
+
+ [[noreturn]] void sys_thread_exit() {
@@ -687,17 +693,18 @@ index 0000000..2e216f9
+ return syscall(SYSCALL_ARCHCTL, &r, ARCH_CTL_FSBASE, (uint64_t)pointer);
+ }
+
+ #define FUTEX_WAIT 0
+ #define FUTEX_WAKE 1
+
+ int sys_futex_wait(int *pointer, int expected, const struct timespec *time) {
+ mlibc::infoLogger() << "mlibc: futex wait is a stub" << frg::endlog;
+ // TODO UNSTUB
+ return 0;
+ long ret;
+ return syscall(SYSCALL_FUTEX, &ret, (uint64_t)pointer, FUTEX_WAIT, expected, (uint64_t)time);
+ }
+
+ int sys_futex_wake(int *pointer) {
+ mlibc::infoLogger() << "mlibc: futex wake is a stub" << frg::endlog;
+ // TODO UNSTUB
+ return 0;
+ long ret;
+ return syscall(SYSCALL_FUTEX, &ret, (uint64_t)pointer, FUTEX_WAKE, INT_MAX, NULL);
+ }
+
+
+ int sys_anon_allocate(size_t size, void **pointer) {
+ size += 4096 - (size % 4096);
@@ -798,10 +805,10 @@ index 0000000..990eca0
+#endif
diff --git mlibc-workdir/sysdeps/astral/include/astral/syscall.h mlibc-workdir/sysdeps/astral/include/astral/syscall.h
new file mode 100644
index 0000000..a733e60
index 0000000..c57a0fa
--- /dev/null
+++ mlibc-workdir/sysdeps/astral/include/astral/syscall.h
@@ -0,0 +1,74 @@
@@ -0,0 +1,76 @@
+#ifndef _SYSCALL_H_INCLUDE
+#define _SYSCALL_H_INCLUDE
+
@@ -856,6 +863,8 @@ index 0000000..a733e60
+#define SYSCALL_ACCEPT 48
+#define SYSCALL_NEWTHREAD 49
+#define SYSCALL_THREADEXIT 50
+#define SYSCALL_FUTEX 51
+#define SYSCALL_GETTID 52
+
+#include <stddef.h>
+#include <stdint.h>