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[PULL 6/6] bsd-user/freebsd/os-syscall.c: Implement exit
From: |
Warner Losh |
Subject: |
[PULL 6/6] bsd-user/freebsd/os-syscall.c: Implement exit |
Date: |
Sat, 11 Jun 2022 07:55:14 -0600 |
Implement the exit system call. Bring in bsd-proc.h to contain all the
process system call implementation and helper routines.
Signed-off-by: Stacey Son <sson@FreeBSD.org>
Signed-off-by: Warner Losh <imp@bsdimp.com>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Reviewed-by: Kyle Evans <kevans@FreeBSD.org>
---
bsd-user/bsd-proc.h | 42 +++++++++++++++++++++++++++++++++++
bsd-user/freebsd/os-syscall.c | 7 ++++++
2 files changed, 49 insertions(+)
create mode 100644 bsd-user/bsd-proc.h
diff --git a/bsd-user/bsd-proc.h b/bsd-user/bsd-proc.h
new file mode 100644
index 00000000000..68b66e571d3
--- /dev/null
+++ b/bsd-user/bsd-proc.h
@@ -0,0 +1,42 @@
+/*
+ * process related system call shims and definitions
+ *
+ * Copyright (c) 2013-2014 Stacey D. Son
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef BSD_PROC_H_
+#define BSD_PROC_H_
+
+#include <sys/types.h>
+#include <sys/stat.h>
+#include <sys/time.h>
+#include <sys/resource.h>
+#include <unistd.h>
+
+/* exit(2) */
+static inline abi_long do_bsd_exit(void *cpu_env, abi_long arg1)
+{
+#ifdef TARGET_GPROF
+ _mcleanup();
+#endif
+ gdb_exit(arg1);
+ qemu_plugin_user_exit();
+ _exit(arg1);
+
+ return 0;
+}
+
+#endif /* !BSD_PROC_H_ */
diff --git a/bsd-user/freebsd/os-syscall.c b/bsd-user/freebsd/os-syscall.c
index 3a33d54fa4d..71aa0d38e03 100644
--- a/bsd-user/freebsd/os-syscall.c
+++ b/bsd-user/freebsd/os-syscall.c
@@ -41,6 +41,7 @@
#include "user/syscall-trace.h"
#include "bsd-file.h"
+#include "bsd-proc.h"
/* I/O */
safe_syscall3(ssize_t, read, int, fd, void *, buf, size_t, nbytes);
@@ -215,6 +216,12 @@ static abi_long freebsd_syscall(void *cpu_env, int num,
abi_long arg1,
abi_long ret;
switch (num) {
+ /*
+ * process system calls
+ */
+ case TARGET_FREEBSD_NR_exit: /* exit(2) */
+ ret = do_bsd_exit(cpu_env, arg1);
+ break;
/*
* File system calls.
--
2.33.1
- [PULL 0/6] Bsd user preen 2022q2 patches, Warner Losh, 2022/06/11
- [PULL 1/6] bsd-user/freebsd/os-syscall.c: lock_iovec, Warner Losh, 2022/06/11
- [PULL 2/6] bsd-user/freebsd/os-syscall.c: unlock_iovec, Warner Losh, 2022/06/11
- [PULL 5/6] bsd-user/bsd-file.h: Meat of the write system calls, Warner Losh, 2022/06/11
- [PULL 6/6] bsd-user/freebsd/os-syscall.c: Implement exit,
Warner Losh <=
- [PULL 4/6] bsd-user/bsd-file.h: Add implementations for read, pread, readv and preadv, Warner Losh, 2022/06/11
- [PULL 3/6] bsd-user/freebsd/os-syscall.c: Tracing and error boilerplate, Warner Losh, 2022/06/11
- Re: [PULL 0/6] Bsd user preen 2022q2 patches, Richard Henderson, 2022/06/12