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syscalls: fchmod and fchmodat

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Matheus
2023-07-06 20:58:17 -03:00
parent a94d8f7389
commit e29d75580a
4 changed files with 106 additions and 8 deletions
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patches/mlibc/jinx-working-patch.patch
+20 -4
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@@ -133,10 +133,10 @@ 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..90bfad3
index 0000000..569f811
--- /dev/null
+++ mlibc-workdir/sysdeps/astral/generic/generic.cpp
@@ -0,0 +1,329 @@
@@ -0,0 +1,343 @@
+#include <bits/ensure.h>
+#include <mlibc/debug.hpp>
+#include <mlibc/all-sysdeps.hpp>
@@ -211,6 +211,20 @@ index 0000000..90bfad3
+ return 0;
+ }
+
+ int sys_fchmod(int fd, mode_t mode) {
+ long ret;
+ return syscall(SYSCALL_FCHMOD, &ret, fd, mode);
+ }
+
+ int sys_fchmodat(int fd, const char *pathname, mode_t mode, int flags) {
+ long ret;
+ return syscall(SYSCALL_FCHMODAT, &ret, fd, (uint64_t)pathname, mode, flags);
+ }
+
+ int sys_chmod(const char *pathname, mode_t mode) {
+ return sys_fchmodat(AT_FDCWD, pathname, mode, 0);
+ }
+
+ int sys_readlink(const char *path, void *buffer, size_t max_size, ssize_t *length) {
+ long ret;
+ long error = syscall(SYSCALL_READLINKAT, &ret, AT_FDCWD, (uint64_t)path, (uint64_t)buffer, max_size);
@@ -485,10 +499,10 @@ 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..fa60d43
index 0000000..d058baa
--- /dev/null
+++ mlibc-workdir/sysdeps/astral/include/astral/syscall.h
@@ -0,0 +1,54 @@
@@ -0,0 +1,56 @@
+#ifndef _SYSCALL_H_INCLUDE
+#define _SYSCALL_H_INCLUDE
+
@@ -523,6 +537,8 @@ index 0000000..fa60d43
+#define SYSCALL_CLOCKGET 28
+#define SYSCALL_LINKAT 29
+#define SYSCALL_READLINKAT 30
+#define SYSCALL_FCHMOD 31
+#define SYSCALL_FCHMODAT 32
+
+#include <stddef.h>
+#include <stdint.h>