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jinx: update mlibc port to include new system calls

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Matheus
2022-10-13 13:36:09 -03:00
parent 4a0cdc20ad
commit 4bcbde16aa
1 changed files with 35 additions and 7 deletions
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patches/mlibc/sysdeps.patch
+35 -7
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@@ -59,8 +59,8 @@ diff -ruN --no-dereference mlibc-3.0.0-rc1/sysdeps/astral/generic/entry.cpp mlib
+
diff -ruN --no-dereference mlibc-3.0.0-rc1/sysdeps/astral/generic/generic.cpp mlibc/sysdeps/astral/generic/generic.cpp
--- mlibc-3.0.0-rc1/sysdeps/astral/generic/generic.cpp 1969-12-31 21:00:00.000000000 -0300
+++ mlibc/sysdeps/astral/generic/generic.cpp 2022-10-12 01:10:42.579853920 -0300
@@ -0,0 +1,294 @@
+++ mlibc/sysdeps/astral/generic/generic.cpp 2022-10-13 13:35:39.676638527 -0300
@@ -0,0 +1,320 @@
+#include <bits/ensure.h>
+#include <mlibc/debug.hpp>
+#include <mlibc/all-sysdeps.hpp>
@@ -169,6 +169,30 @@ diff -ruN --no-dereference mlibc-3.0.0-rc1/sysdeps/astral/generic/generic.cpp ml
+ return 0;
+
+ }
+
+ // astral doesn't check for permissions yet
+
+ int sys_faccessat(int dirfd, const char *pathname, int mode, int flags){
+
+ struct stat buff;
+
+ return sys_stat(fsfd_target::fd_path, dirfd, pathname, 0, &buff);
+
+ }
+
+ // stub
+
+ int sys_access(const char *path, int mode){
+ return sys_faccessat(AT_FDCWD, path, mode, 0);
+ }
+
+
+ int sys_umask(mode_t mask, mode_t* old){
+ long ret;
+ long err = syscall(SYSCALL_UMASK, &ret, mask);
+ *old = ret;
+ return err;
+ }
+
+ int sys_mkdir(const char* path, mode_t mode){
+ long res;
@@ -300,8 +324,7 @@ diff -ruN --no-dereference mlibc-3.0.0-rc1/sysdeps/astral/generic/generic.cpp ml
+ return sys_vm_map(NULL, size, PROT_READ | PROT_WRITE, MAP_ANON | MAP_PRIVATE, 0, 0, pointer);
+ }
+ int sys_anon_free(void* pointer, size_t size){
+ sys_libc_log("libc: sys_anon_free is not implemented");
+ return 0;
+ return sys_vm_unmap(pointer, size);
+ }
+
+ int sys_open(const char* pathname, int flags, mode_t mode, int* fd){
@@ -346,7 +369,10 @@ diff -ruN --no-dereference mlibc-3.0.0-rc1/sysdeps/astral/generic/generic.cpp ml
+ return ret;
+ }
+
+ int sys_vm_unmap(void* pointer, size_t size) STUB_ONLY
+ int sys_vm_unmap(void* pointer, size_t size){
+ long ret;
+ return syscall(SYSCALL_MUNMAP, &ret, (uint64_t)pointer, size);
+ }
+
+ int sys_isatty(int fd){
+ long ret;
@@ -372,8 +398,8 @@ diff -ruN --no-dereference mlibc-3.0.0-rc1/sysdeps/astral/include/astral/archctl
+#endif
diff -ruN --no-dereference mlibc-3.0.0-rc1/sysdeps/astral/include/astral/syscall.h mlibc/sysdeps/astral/include/astral/syscall.h
--- mlibc-3.0.0-rc1/sysdeps/astral/include/astral/syscall.h 1969-12-31 21:00:00.000000000 -0300
+++ mlibc/sysdeps/astral/include/astral/syscall.h 2022-10-11 20:31:06.006656102 -0300
@@ -0,0 +1,51 @@
+++ mlibc/sysdeps/astral/include/astral/syscall.h 2022-10-12 18:59:27.276569038 -0300
@@ -0,0 +1,53 @@
+#ifndef _SYSCALL_H_INCLUDE
+#define _SYSCALL_H_INCLUDE
+
@@ -403,6 +429,8 @@ diff -ruN --no-dereference mlibc-3.0.0-rc1/sysdeps/astral/include/astral/syscall
+#define SYSCALL_FSTATAT 23
+#define SYSCALL_PIPE2 24
+#define SYSCALL_MKDIR 25
+#define SYSCALL_MUNMAP 26
+#define SYSCALL_UMASK 27
+
+#include <stddef.h>
+#include <stdint.h>