A reverse operation of mkdir is meaningful, add rmdir() here.
This is required by nolibc-test to remove /proc if CONFIG_PROC_FS not
enabled.
Signed-off-by: Zhangjin Wu <falcon@xxxxxxxxxxx>
---
tools/include/nolibc/sys.h | 28 ++++++++++++++++++++++++++++
1 file changed, 28 insertions(+)
diff --git a/tools/include/nolibc/sys.h b/tools/include/nolibc/sys.h
index 856249a11890..8ddfd9185da6 100644
--- a/tools/include/nolibc/sys.h
+++ b/tools/include/nolibc/sys.h
@@ -716,6 +716,34 @@ int mkdir(const char *path, mode_t mode)
return ret;
}
+/*
+ * int rmdir(const char *path);
+ */
+
+static __attribute__((unused))
+int sys_rmdir(const char *path)
+{
+#ifdef __NR_rmdir
+ return my_syscall1(__NR_rmdir, path);
+#elif defined(__NR_unlinkat)
+ return my_syscall3(__NR_unlinkat, AT_FDCWD, path, AT_REMOVEDIR);
+#else
+ return -ENOSYS;
+#endif
+}
+
+static __attribute__((unused))
+int rmdir(const char *path)
+{
+ int ret = sys_rmdir(path);
+
+ if (ret < 0) {
+ SET_ERRNO(-ret);
+ ret = -1;
+ }
+ return ret;
+}
+
/*
* int mknod(const char *path, mode_t mode, dev_t dev);
--
2.25.1
