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-rw-r--r--libc/misc/statfs/fstatfs64.c18
1 files changed, 16 insertions, 2 deletions
diff --git a/libc/misc/statfs/fstatfs64.c b/libc/misc/statfs/fstatfs64.c
index ecdfabed1..7221a0b79 100644
--- a/libc/misc/statfs/fstatfs64.c
+++ b/libc/misc/statfs/fstatfs64.c
@@ -22,8 +22,10 @@
#include <string.h>
#include <sys/statfs.h>
#include <sys/statvfs.h>
+#include <sys/syscall.h>
#include <stddef.h>
+#if defined __NR_fstatfs
extern __typeof(fstatfs) __libc_fstatfs;
/* Return information about the filesystem on which FD resides. */
@@ -42,12 +44,24 @@ int fstatfs64 (int fd, struct statfs64 *buf)
buf->f_files = buf32.f_files;
buf->f_ffree = buf32.f_ffree;
buf->f_fsid = buf32.f_fsid;
-#ifdef _STATFS_F_FRSIZE
+# ifdef _STATFS_F_FRSIZE
buf->f_frsize = buf32.f_frsize;
-#endif
+# endif
buf->f_namelen = buf32.f_namelen;
memcpy (buf->f_spare, buf32.f_spare, sizeof (buf32.f_spare));
return 0;
}
+#else
+/*
+ * Use the fstatfs64 system call if fstatfs is not defined
+ * This is for backwards compatibility and it should be
+ * made default in the future
+ */
+int fstatfs64(int fd, struct statfs64 *buf)
+{
+ /* Signature has 2 arguments but syscalls wants 3 */
+ return INLINE_SYSCALL(fstatfs64, 3, fd, sizeof(*buf), buf);
+}
+#endif
libc_hidden_def(fstatfs64)