[5515] in Athena Bugs
patch
daemon@ATHENA.MIT.EDU (John Carr)
Wed Jul 11 23:00:22 1990
To: bugs@ATHENA.MIT.EDU
Date: Wed, 11 Jul 90 23:00:06 EDT
From: John Carr <jfc@ATHENA.MIT.EDU>
This appears to fix the bug described in changes.71 #1038. The problem was
that the sequence link, unlink was being used to rename a file. Since
link() follows symbolic links, this fails if the object being moved is a
symlink to another filesystem.
*** /source/athena/new/patch/util.c Sat May 20 14:17:41 1989
--- util.c Wed Jul 11 22:56:36 1990
***************
*** 61,67 ****
if (debug & 4)
say3("Moving %s to %s.\n", to, bakname);
#endif
! if (link(to, bakname) < 0) {
say3("patch: can't backup %s, output is in %s\n",
to, from);
return -1;
--- 61,67 ----
if (debug & 4)
say3("Moving %s to %s.\n", to, bakname);
#endif
! if (link(to, bakname) < 0 && rename(to,bakname)) {
say3("patch: can't backup %s, output is in %s\n",
to, from);
return -1;
