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syscalls: waitpid

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Matheus
2023-06-12 21:15:21 -03:00
parent 1256960e78
commit 320366586c
3 changed files with 107 additions and 23 deletions
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patches/mlibc/jinx-working-patch.patch
+27 -22
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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..f212b93
index 0000000..afd1ebc
--- /dev/null
+++ mlibc-workdir/sysdeps/astral/generic/generic.cpp
@@ -0,0 +1,189 @@
@@ -0,0 +1,193 @@
+#include <bits/ensure.h>
+#include <mlibc/debug.hpp>
+#include <mlibc/all-sysdeps.hpp>
@@ -151,57 +151,56 @@ index 0000000..f212b93
+
+namespace mlibc {
+
+ // stub
+
+ int sys_setuid(uid_t id) {
+ // TODO UNSTUB
+ return 0;
+ }
+
+ // stub
+
+ int sys_setgid(gid_t id) {
+ // TODO UNSTUB
+ return 0;
+ }
+
+ // stub
+
+ uid_t sys_getuid() {
+ // TODO UNSTUB
+ return 0;
+ }
+
+ // stub
+
+ gid_t sys_getgid() {
+ // TODO UNSTUB
+ return 0;
+ }
+
+ // stub
+
+ uid_t sys_geteuid() {
+ // TODO UNSTUB
+ return 0;
+ }
+
+ // stub
+
+ gid_t sys_getegid() {
+ // TODO UNSTUB
+ return 0;
+ }
+
+ // stub
+
+ pid_t sys_getppid() {
+ // TODO UNSTUB
+ return 1;
+ }
+
+ // stub
+
+ int sys_getpgid(pid_t pid, pid_t *pgid) {
+ // TODO UNSTUB
+ *pgid = 1;
+ return 0;
+ }
+
+ int sys_waitpid(pid_t pid, int *status, int flags, struct rusage *ru, 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 *path, char *const argv[], char *const envp[]) {
+ long ret = 0;
+ long ret;
+ return syscall(SYSCALL_EXECVE, &ret, (uint64_t)path, (uint64_t)argv, (uint64_t)envp);
+ }
+
@@ -240,7 +239,7 @@ index 0000000..f212b93
+
+ [[noreturn]] void sys_libc_panic() {
+ sys_libc_log("mlibc: panic");
+ for (;;) ;
+ sys_exit(1);
+ }
+
+ [[noreturn]] void sys_exit(int status) {
@@ -254,9 +253,11 @@ index 0000000..f212b93
+ }
+
+ int sys_futex_wait(int *pointer, int expected, const struct timespec *time) {
+ // TODO UNSTUB
+ return ENOSYS;
+ }
+ int sys_futex_wake(int *pointer) {
+ // TODO UNSTUB
+ return ENOSYS;
+ }
+
@@ -313,14 +314,17 @@ index 0000000..f212b93
+ }
+
+ int sys_vm_unmap(void *pointer, size_t size) {
+ // TODO UNSTUB
+ return ENOSYS;
+ }
+
+ int sys_isatty(int fd) {
+ // TODO UNSTUB
+ return 0;
+ }
+
+ int sys_clock_get(int clock, time_t *secs, long *nanos) {
+ // TODO UNSTUB
+ return ENOSYS;
+ }
+
@@ -345,10 +349,10 @@ 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..8a8d77d
index 0000000..43c4367
--- /dev/null
+++ mlibc-workdir/sysdeps/astral/include/astral/syscall.h
@@ -0,0 +1,37 @@
@@ -0,0 +1,38 @@
+#ifndef _SYSCALL_H_INCLUDE
+#define _SYSCALL_H_INCLUDE
+
@@ -366,6 +370,7 @@ index 0000000..8a8d77d
+#define SYSCALL_FORK 11
+#define SYSCALL_EXECVE 12
+#define SYSCALL_EXIT 13
+#define SYSCALL_WAITPID 14
+
+#include <stddef.h>
+#include <stdint.h>