* sysdeps/mach/hurd/fcntl.c (__libc_fcntl): Treat a struct flock with

	l_start == 0 and l_len == 1 as we do l_len == 0.

diff --git a/ChangeLog b/ChangeLog
index d44ef73..bbd2744 100644 (file)
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,8 @@
+2002-11-10  Roland McGrath  <roland@frob.com>
+
+       * sysdeps/mach/hurd/fcntl.c (__libc_fcntl): Treat a struct flock with
+       l_start == 0 and l_len == 1 as we do l_len == 0.
+
 2002-11-10  Ulrich Drepper  <drepper@redhat.com>
 
        * po/da.po: Update from translation team.

diff --git a/sysdeps/mach/hurd/fcntl.c b/sysdeps/mach/hurd/fcntl.c
index 275f6b0..d4e4aa5 100644 (file)
--- a/sysdeps/mach/hurd/fcntl.c
+++ b/sysdeps/mach/hurd/fcntl.c
@@ -155,7 +155,12 @@ __libc_fcntl (int fd, int cmd, ...)
        switch (fl->l_whence)
          {
          case SEEK_SET:
-           if (fl->l_start == 0 && fl->l_len == 0)
+           if (fl->l_start == 0 && fl->l_len == 0) /* Whole file request.  */
+             break;
+           /* It seems to be common for applications to lock the first
+              byte of the file when they are really doing whole-file locking.
+              So, since it's so wrong already, might as well do that too.  */
+           if (fl->l_start == 0 && fl->l_len == 1)
              break;
            /* FALLTHROUGH */
          case SEEK_CUR: