From 84fa0102c6906252999967925f32098ab6d5a259 Mon Sep 17 00:00:00 2001
From: dzwdz
Date: Sun, 11 Jun 2023 19:17:39 +0200
Subject: kernel: replace await with wait2, roughly compatible with POSIX
dash works now :^)))
---
src/user/lib/syswait.c | 18 ++++++++++++++++--
1 file changed, 16 insertions(+), 2 deletions(-)
(limited to 'src/user/lib/syswait.c')
diff --git a/src/user/lib/syswait.c b/src/user/lib/syswait.c
index 6389cb2..ce80c7b 100644
--- a/src/user/lib/syswait.c
+++ b/src/user/lib/syswait.c
@@ -1,8 +1,22 @@
#include <bits/panic.h>
+#include <camellia.h>
+#include <camellia/syscalls.h>
+#include <errno.h>
#include <sys/resource.h>
#include <sys/wait.h>
pid_t wait3(int *wstatus, int opts, struct rusage *rusage) {
- (void)wstatus; (void)opts; (void)rusage;
- __libc_panic("unimplemented");
+ struct sys_wait2 res;
+ if (opts || rusage) {
+ __libc_panic("unimplemented");
+ }
+ pid_t ret = _sys_wait2(-1, 0, &res);
+ if (ret < 0) {
+ errno = -ret;
+ return -1;
+ }
+ if (wstatus) {
+ *wstatus = res.status & 0xFF;
+ }
+ return ret;
}
--
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