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jinx: update mlibc port to include new system calls

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Matheus
2022-09-20 17:43:13 -03:00
parent 9ee87d97af
commit 0b7a55361d
1 changed files with 23 additions and 20 deletions
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patches/mlibc/sysdeps.patch
+23 -20
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@@ -1,6 +1,6 @@
diff -ruN --no-dereference mlibc-2.3.0/sysdeps/astral/crt-x86_64/crt0.S mlibc/sysdeps/astral/crt-x86_64/crt0.S
--- mlibc-2.3.0/sysdeps/astral/crt-x86_64/crt0.S 1969-12-31 21:00:00.000000000 -0300
+++ mlibc/sysdeps/astral/crt-x86_64/crt0.S 2022-09-17 18:39:48.098303500 -0300
+++ mlibc/sysdeps/astral/crt-x86_64/crt0.S 2022-09-20 15:01:45.554352200 -0300
@@ -0,0 +1,7 @@
+
+.section .text
@@ -11,7 +11,7 @@ diff -ruN --no-dereference mlibc-2.3.0/sysdeps/astral/crt-x86_64/crt0.S mlibc/sy
+
diff -ruN --no-dereference mlibc-2.3.0/sysdeps/astral/generic/astral.cpp mlibc/sysdeps/astral/generic/astral.cpp
--- mlibc-2.3.0/sysdeps/astral/generic/astral.cpp 1969-12-31 21:00:00.000000000 -0300
+++ mlibc/sysdeps/astral/generic/astral.cpp 2022-09-17 18:39:48.098303500 -0300
+++ mlibc/sysdeps/astral/generic/astral.cpp 2022-09-20 15:01:45.554352200 -0300
@@ -0,0 +1,6 @@
+#include <astral/syscall.h>
+
@@ -21,7 +21,7 @@ diff -ruN --no-dereference mlibc-2.3.0/sysdeps/astral/generic/astral.cpp mlibc/s
+}
diff -ruN --no-dereference mlibc-2.3.0/sysdeps/astral/generic/entry.cpp mlibc/sysdeps/astral/generic/entry.cpp
--- mlibc-2.3.0/sysdeps/astral/generic/entry.cpp 1969-12-31 21:00:00.000000000 -0300
+++ mlibc/sysdeps/astral/generic/entry.cpp 2022-09-17 18:39:48.098303500 -0300
+++ mlibc/sysdeps/astral/generic/entry.cpp 2022-09-20 15:01:45.554352200 -0300
@@ -0,0 +1,34 @@
+
+#include <stdint.h>
@@ -59,8 +59,8 @@ diff -ruN --no-dereference mlibc-2.3.0/sysdeps/astral/generic/entry.cpp mlibc/sy
+
diff -ruN --no-dereference mlibc-2.3.0/sysdeps/astral/generic/generic.cpp mlibc/sysdeps/astral/generic/generic.cpp
--- mlibc-2.3.0/sysdeps/astral/generic/generic.cpp 1969-12-31 21:00:00.000000000 -0300
+++ mlibc/sysdeps/astral/generic/generic.cpp 2022-09-19 21:23:54.472028200 -0300
@@ -0,0 +1,183 @@
+++ mlibc/sysdeps/astral/generic/generic.cpp 2022-09-20 15:34:43.778641500 -0300
@@ -0,0 +1,184 @@
+#include <bits/ensure.h>
+#include <mlibc/debug.hpp>
+#include <mlibc/all-sysdeps.hpp>
@@ -72,11 +72,6 @@ diff -ruN --no-dereference mlibc-2.3.0/sysdeps/astral/generic/generic.cpp mlibc/
+
+namespace mlibc {
+
+ int sys_waitpid(pid_t pid, int *status, int flags, pid_t *ret_pid){
+ sys_libc_log("libc: waitpid is not implemented.");
+ while(1);
+ }
+
+ // stub
+
+ uid_t sys_getuid(){
@@ -147,6 +142,14 @@ diff -ruN --no-dereference mlibc-2.3.0/sysdeps/astral/generic/generic.cpp mlibc/
+ return ENOSYS;
+ }
+
+ int sys_waitpid(pid_t pid, int *status, int flags, pid_t *ret_pid){
+ long ret;
+ long err = syscall(SYSCALL_WAITPID, &ret, pid, (uint64_t)status, flags);
+ *ret_pid = ret;
+ return err;
+ }
+
+
+ int sys_execve(const char* name, char* const argv[], char* const envp[]){
+ long ret;
+ return syscall(SYSCALL_EXECVE, &ret, (uint64_t)name, (uint64_t)argv, (uint64_t)envp);
@@ -158,23 +161,21 @@ diff -ruN --no-dereference mlibc-2.3.0/sysdeps/astral/generic/generic.cpp mlibc/
+ *child = (int)ret;
+ return err;
+ }
+
+
+ void sys_libc_log(const char *message){
+ long ret;
+ syscall(SYSCALL_LIBC_LOG, &ret, (uint64_t)message);
+ }
+
+ [[noreturn]] void sys_libc_panic(){
+ for(;;);
+ sys_libc_log("LIBC PANIC!");
+ sys_libc_log("libc: panic");
+ sys_exit(1);
+ }
+
+
+
+ [[noreturn]] void sys_exit(int status){
+ sys_libc_log("libc: Program requested exit");
+ while(1);
+ syscall(SYSCALL_EXIT, NULL, status);
+ __builtin_unreachable();
+ }
+
+ int sys_tcb_set(void* pointer){
@@ -246,7 +247,7 @@ diff -ruN --no-dereference mlibc-2.3.0/sysdeps/astral/generic/generic.cpp mlibc/
+
diff -ruN --no-dereference mlibc-2.3.0/sysdeps/astral/include/astral/archctl.h mlibc/sysdeps/astral/include/astral/archctl.h
--- mlibc-2.3.0/sysdeps/astral/include/astral/archctl.h 1969-12-31 21:00:00.000000000 -0300
+++ mlibc/sysdeps/astral/include/astral/archctl.h 2022-09-17 18:39:48.098303500 -0300
+++ mlibc/sysdeps/astral/include/astral/archctl.h 2022-09-20 15:01:45.554352200 -0300
@@ -0,0 +1,11 @@
+#ifndef _ASTRAL_SYSCALL_ARCHCTL_INCLUDE
+#define _ASTRAL_SYSCALL_ARCHCTL_INCLUDE
@@ -261,8 +262,8 @@ diff -ruN --no-dereference mlibc-2.3.0/sysdeps/astral/include/astral/archctl.h m
+#endif
diff -ruN --no-dereference mlibc-2.3.0/sysdeps/astral/include/astral/syscall.h mlibc/sysdeps/astral/include/astral/syscall.h
--- mlibc-2.3.0/sysdeps/astral/include/astral/syscall.h 1969-12-31 21:00:00.000000000 -0300
+++ mlibc/sysdeps/astral/include/astral/syscall.h 2022-09-19 21:21:41.042028200 -0300
@@ -0,0 +1,39 @@
+++ mlibc/sysdeps/astral/include/astral/syscall.h 2022-09-20 15:31:27.548641500 -0300
@@ -0,0 +1,41 @@
+#ifndef _SYSCALL_H_INCLUDE
+#define _SYSCALL_H_INCLUDE
+
@@ -280,6 +281,8 @@ diff -ruN --no-dereference mlibc-2.3.0/sysdeps/astral/include/astral/syscall.h m
+#define SYSCALL_FSTAT 11
+#define SYSCALL_FORK 12
+#define SYSCALL_EXECVE 13
+#define SYSCALL_WAITPID 14
+#define SYSCALL_EXIT 15
+
+#include <stddef.h>
+#include <stdint.h>
@@ -304,7 +307,7 @@ diff -ruN --no-dereference mlibc-2.3.0/sysdeps/astral/include/astral/syscall.h m
+#endif
diff -ruN --no-dereference mlibc-2.3.0/sysdeps/astral/meson.build mlibc/sysdeps/astral/meson.build
--- mlibc-2.3.0/sysdeps/astral/meson.build 1969-12-31 21:00:00.000000000 -0300
+++ mlibc/sysdeps/astral/meson.build 2022-09-17 18:39:48.098303500 -0300
+++ mlibc/sysdeps/astral/meson.build 2022-09-20 15:01:45.554352200 -0300
@@ -0,0 +1,55 @@
+
+rtdl_sources += files(