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authorWarner Losh <imp@bsdimp.com>2022-06-12 08:07:39 -0600
committerWarner Losh <imp@bsdimp.com>2022-06-13 15:48:59 -0600
commita2ba6c7b80b6aa1c6e33af778c6a9c8d99c7520e (patch)
treea308031e11f182efd6f1f34a77ca6798897822fa /bsd-user
parent77d3522b3fb6da9f39ada61fe7c2d0121c10de7f (diff)
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bsd-user: Implement fdatasync, fsync and close_from
Implement fdatasync(2), fsync(2) and close_from(2). Signed-off-by: Stacey Son <sson@FreeBSD.org> Signed-off-by: Jung-uk Kim <jkim@FreeBSD.org> Signed-off-by: Warner Losh <imp@bsdimp.com> Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Diffstat (limited to 'bsd-user')
-rw-r--r--bsd-user/bsd-file.h19
-rw-r--r--bsd-user/freebsd/os-syscall.c12
2 files changed, 31 insertions, 0 deletions
diff --git a/bsd-user/bsd-file.h b/bsd-user/bsd-file.h
index 2bd312f..94eb03d 100644
--- a/bsd-user/bsd-file.h
+++ b/bsd-user/bsd-file.h
@@ -239,4 +239,23 @@ static inline abi_long do_bsd_close(abi_long arg1)
return get_errno(close(arg1));
}
+/* fdatasync(2) */
+static abi_long do_bsd_fdatasync(abi_long arg1)
+{
+ return get_errno(fdatasync(arg1));
+}
+
+/* fsync(2) */
+static abi_long do_bsd_fsync(abi_long arg1)
+{
+ return get_errno(fsync(arg1));
+}
+
+/* closefrom(2) */
+static abi_long do_bsd_closefrom(abi_long arg1)
+{
+ closefrom(arg1); /* returns void */
+ return get_errno(0);
+}
+
#endif /* BSD_FILE_H */
diff --git a/bsd-user/freebsd/os-syscall.c b/bsd-user/freebsd/os-syscall.c
index a824785..f7d0990 100644
--- a/bsd-user/freebsd/os-syscall.c
+++ b/bsd-user/freebsd/os-syscall.c
@@ -273,6 +273,18 @@ static abi_long freebsd_syscall(void *cpu_env, int num, abi_long arg1,
ret = do_bsd_close(arg1);
break;
+ case TARGET_FREEBSD_NR_fdatasync: /* fdatasync(2) */
+ ret = do_bsd_fdatasync(arg1);
+ break;
+
+ case TARGET_FREEBSD_NR_fsync: /* fsync(2) */
+ ret = do_bsd_fsync(arg1);
+ break;
+
+ case TARGET_FREEBSD_NR_freebsd12_closefrom: /* closefrom(2) */
+ ret = do_bsd_closefrom(arg1);
+ break;
+
default:
qemu_log_mask(LOG_UNIMP, "Unsupported syscall: %d\n", num);
ret = -TARGET_ENOSYS;