diff mbox series

[04/11] bsd-user: Implement chdir and fchdir

Message ID 20220612204851.19914-5-imp@bsdimp.com (mailing list archive)
State New, archived
Headers show
Series bsd-user: Next round of syscalls | expand

Commit Message

Warner Losh June 12, 2022, 8:48 p.m. UTC 
Signed-off-by: Stacey Son <sson@FreeBSD.org>
Signed-off-by: Warner Losh <imp@bsdimp.com>
---
 bsd-user/bsd-file.h           | 20 ++++++++++++++++++++
 bsd-user/freebsd/os-syscall.c |  8 ++++++++
 2 files changed, 28 insertions(+)

Comments

Richard Henderson June 13, 2022, 7:48 p.m. UTC | #1 
On 6/12/22 13:48, Warner Losh wrote:
> Signed-off-by: Stacey Son <sson@FreeBSD.org>
> Signed-off-by: Warner Losh <imp@bsdimp.com>
> ---
>   bsd-user/bsd-file.h           | 20 ++++++++++++++++++++
>   bsd-user/freebsd/os-syscall.c |  8 ++++++++
>   2 files changed, 28 insertions(+)

Reviewed-by: Richard Henderson <richard.henderson@linaro.org>

r~
diff mbox series

Patch

diff --git a/bsd-user/bsd-file.h b/bsd-user/bsd-file.h
index 37b3efccd2c..8e5d302972c 100644
--- a/bsd-user/bsd-file.h
+++ b/bsd-user/bsd-file.h
@@ -315,4 +315,24 @@  static abi_long do_bsd_faccessat(abi_long arg1, abi_long arg2,
     return ret;
 }
 
+/* chdir(2) */
+static abi_long do_bsd_chdir(abi_long arg1)
+{
+    abi_long ret;
+    void *p;
+
+    LOCK_PATH(p, arg1);
+    ret = get_errno(chdir(p)); /* XXX  path(p)? */
+    UNLOCK_PATH(p, arg1);
+
+    return ret;
+}
+
+/* fchdir(2) */
+static abi_long do_bsd_fchdir(abi_long arg1)
+{
+
+    return get_errno(fchdir(arg1));
+}
+
 #endif /* BSD_FILE_H */
diff --git a/bsd-user/freebsd/os-syscall.c b/bsd-user/freebsd/os-syscall.c
index 7b7af914e49..8698db358c1 100644
--- a/bsd-user/freebsd/os-syscall.c
+++ b/bsd-user/freebsd/os-syscall.c
@@ -301,6 +301,14 @@  static abi_long freebsd_syscall(void *cpu_env, int num, abi_long arg1,
         ret = do_bsd_faccessat(arg1, arg2, arg3, arg4);
         break;
 
+    case TARGET_FREEBSD_NR_chdir: /* chdir(2) */
+        ret = do_bsd_chdir(arg1);
+        break;
+
+    case TARGET_FREEBSD_NR_fchdir: /* fchdir(2) */
+        ret = do_bsd_fchdir(arg1);
+        break;
+
     default:
         qemu_log_mask(LOG_UNIMP, "Unsupported syscall: %d\n", num);
         ret = -TARGET_ENOSYS;