- improve UCLIBC_LINUX_SPECIFIC

  compile-tested only, fixes
  libc/misc/statfs/fstatfs64.c:29: error: 'fstatfs' undeclared here (not in a function)

1 files changed, 24 insertions, 1 deletions

diff --git a/libc/misc/statfs/statvfs64.c b/libc/misc/statfs/statvfs64.c
index c91e1fe26..66f648ac1 100644
--- a/libc/misc/statfs/statvfs64.c
+++ b/libc/misc/statfs/statvfs64.c
@@ -37,18 +37,41 @@ libc_hidden_proto(endmntent)
 
 #undef stat
 #define stat stat64
+#if !defined __UCLIBC_LINUX_SPECIFIC__
 libc_hidden_proto(statfs64)
+#else
+libc_hidden_proto(statvfs)
+#endif
 libc_hidden_proto(stat64)
 
 int statvfs64 (const char *file, struct statvfs64 *buf)
 {
     struct statfs64 fsbuf;
     struct stat64 st;
+#if !defined __UCLIBC_LINUX_SPECIFIC__
+    int ret;
+    struct statvfs buf32;
 
+    ret = statvfs (file, &buf32);
+    if (ret == 0) {
+      fsbuf.f_bsize = buf32.f_bsize;
+      fsbuf.f_frsize = buf32.f_frsize;
+      fsbuf.f_blocks = buf32.f_blocks;
+      fsbuf.f_bfree = buf32.f_bfree;
+      fsbuf.f_bavail = buf32.f_bavail;
+      fsbuf.f_files = buf32.f_files;
+      fsbuf.f_ffree = buf32.f_ffree;
+      if (sizeof (fsbuf.f_fsid) == sizeof(buf32.f_fsid))
+	memcpy (&fsbuf.f_fsid, &buf32.f_fsid, sizeof(fsbuf.f_fsid));
+      /* and if not, then you could approximate or whatever.. */
+      fsbuf.f_namelen = buf32.f_namemax;
+    } else
+      return ret;
+#else
     /* Get as much information as possible from the system.  */
     if (statfs64 (file, &fsbuf) < 0)
 	return -1;
-
+#endif
 #define STAT(st) stat (file, st)
 #include "internal_statvfs.c"