/* movemail foo bar -- move file foo to file bar,
locking file foo the way /bin/mail respects.
- Copyright (C) 1986, 92, 93, 94, 96, 1999 Free Software Foundation, Inc.
+ Copyright (C) 1986, 1992, 1993, 1994, 1996, 1999, 2001, 2002, 2003, 2004,
+ 2005, 2006, 2007, 2008, 2009 Free Software Foundation, Inc.
This file is part of GNU Emacs.
-GNU Emacs is free software; you can redistribute it and/or modify
+GNU Emacs is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
-the Free Software Foundation; either version 2, or (at your option)
-any later version.
+the Free Software Foundation, either version 3 of the License, or
+(at your option) any later version.
GNU Emacs is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
-along with GNU Emacs; see the file COPYING. If not, write to
-the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
-Boston, MA 02111-1307, USA. */
+along with GNU Emacs. If not, see <http://www.gnu.org/licenses/>. */
+
/* Important notice: defining MAIL_USE_FLOCK or MAIL_USE_LOCKF *will
cause loss of mail* if you do it on a system that does not normally
*
*/
-#define NO_SHORTNAMES /* Tell config not to load remap.h */
#include <config.h>
#include <sys/types.h>
#include <sys/stat.h>
#define R_OK 4
#endif
-#if defined (XENIX) || defined (WINDOWSNT)
+#ifdef WINDOWSNT
#include <sys/locking.h>
#endif
char *inname, *outname;
int indesc, outdesc;
int nread;
- WAITTYPE status;
+ int status;
int c, preserve_mail = 0;
#ifndef MAIL_USE_SYSTEM_LOCK
preserve_mail++;
break;
default:
- exit(1);
+ exit (EXIT_FAILURE);
}
}
#else
fprintf (stderr, "Usage: movemail [-p] inbox destfile%s\n", "");
#endif
- exit (1);
+ exit (EXIT_FAILURE);
}
inname = argv[optind];
#endif
if (*outname == 0)
- fatal ("Destination file name is empty", 0);
+ fatal ("Destination file name is empty", 0, 0);
/* Check access to output file. */
if (access (outname, F_OK) == 0 && access (outname, W_OK) != 0)
close (desc);
tem = link (tempname, lockname);
+
+#ifdef EPERM
+ if (tem < 0 && errno == EPERM)
+ fatal ("Unable to create hard link between %s and %s",
+ tempname, lockname);
+#endif
+
unlink (tempname);
if (tem >= 0)
break;
if (indesc < 0)
pfatal_with_name (inname);
-#if defined (BSD_SYSTEM) || defined (XENIX)
+#ifdef BSD_SYSTEM
/* In case movemail is setuid to root, make sure the user can
read the output file. */
/* This is desirable for all systems
but I don't want to assume all have the umask system call */
umask (umask (0) & 0333);
-#endif /* BSD_SYSTEM || XENIX */
+#endif /* BSD_SYSTEM */
outdesc = open (outname, O_WRONLY | O_CREAT | O_EXCL, 0666);
if (outdesc < 0)
pfatal_with_name (outname);
#ifdef MAIL_USE_LOCKF
status = lockf (indesc, F_LOCK, 0);
#else /* not MAIL_USE_LOCKF */
-#ifdef XENIX
- status = locking (indesc, LK_RLCK, 0L);
-#else
#ifdef WINDOWSNT
status = locking (indesc, LK_RLCK, -1L);
#else
status = flock (indesc, LOCK_EX);
#endif
-#endif
#endif /* not MAIL_USE_LOCKF */
#endif /* MAIL_USE_SYSTEM_LOCK */
}
while (1)
{
nread = read (indesc, buf, sizeof buf);
+ if (nread < 0)
+ pfatal_with_name (inname);
if (nread != write (outdesc, buf, nread))
{
int saved_errno = errno;
#ifdef MAIL_USE_SYSTEM_LOCK
if (! preserve_mail)
{
-#if defined (STRIDE) || defined (XENIX)
- /* Stride, xenix have file locking, but no ftruncate.
- This mess will do. */
- close (open (inname, O_CREAT | O_TRUNC | O_RDWR, 0666));
-#else
ftruncate (indesc, 0L);
-#endif /* STRIDE or XENIX */
}
#endif /* MAIL_USE_SYSTEM_LOCK */
if (spool_name)
mailunlock ();
#endif
- exit (0);
+ exit (EXIT_SUCCESS);
}
wait (&status);
if (!WIFEXITED (status))
- exit (1);
+ exit (EXIT_FAILURE);
else if (WRETCODE (status) != 0)
exit (WRETCODE (status));
#endif /* ! DISABLE_DIRECT_ACCESS */
- return 0;
+ return EXIT_SUCCESS;
}
#ifdef MAIL_USE_MAILLOCK
/* Print error message and exit. */
void
-fatal (s1, s2)
- char *s1, *s2;
+fatal (s1, s2, s3)
+ char *s1, *s2, *s3;
{
if (delete_lockname)
unlink (delete_lockname);
- error (s1, s2, 0);
- exit (1);
+ error (s1, s2, s3);
+ exit (EXIT_FAILURE);
}
/* Print error message. `s1' is printf control string, `s2' and `s3'
pfatal_with_name (name)
char *name;
{
- char *s = concat ("", strerror (errno), " for %s");
- fatal (s, name);
+ fatal ("%s for %s", strerror (errno), name);
}
void
pfatal_and_delete (name)
char *name;
{
- char *s = concat ("", strerror (errno), " for %s");
+ char *s = strerror (errno);
unlink (name);
- fatal (s, name);
+ fatal ("%s for %s", s, name);
}
/* Return a newly-allocated string whose contents concatenate those of s1, s2, s3. */
{
long *result = (long *) malloc (size);
if (!result)
- fatal ("virtual memory exhausted", 0);
+ fatal ("virtual memory exhausted", 0, 0);
return result;
}
\f
the original length of 80. */
/*
- * The full legal syntax for a POP mailbox specification for movemail
+ * The full valid syntax for a POP mailbox specification for movemail
* is "po:username:hostname". The ":hostname" is optional; if it is
* omitted, the MAILHOST environment variable will be consulted. Note
* that by the time popmail() is called the "po:" has been stripped
* If the mailbox is in the form "po:username:hostname", then it is
* modified by this function -- the second colon is replaced by a
* null.
+ *
+ * Return a value suitable for passing to `exit'.
*/
int
if (! server)
{
error ("Error connecting to POP server: %s", pop_error, 0);
- return (1);
+ return EXIT_FAILURE;
}
if (pop_stat (server, &nmsgs, &nbytes))
{
error ("Error getting message count from POP server: %s", pop_error, 0);
- return (1);
+ return EXIT_FAILURE;
}
if (!nmsgs)
{
pop_close (server);
- return (0);
+ return EXIT_SUCCESS;
}
mbfi = open (outfile, O_WRONLY | O_CREAT | O_EXCL, 0666);
{
pop_close (server);
error ("Error in open: %s, %s", strerror (errno), outfile);
- return (1);
+ return EXIT_FAILURE;
}
fchown (mbfi, getuid (), -1);
error ("Error in fdopen: %s", strerror (errno), 0);
close (mbfi);
unlink (outfile);
- return (1);
+ return EXIT_FAILURE;
}
if (reverse_order)
mbx_delimit_begin (mbf);
if (pop_retr (server, i, mbf) != OK)
{
- error (Errmsg, 0, 0);
+ error ("%s", Errmsg, 0);
close (mbfi);
- return (1);
+ return EXIT_FAILURE;
}
mbx_delimit_end (mbf);
fflush (mbf);
error ("Error in fflush: %s", strerror (errno), 0);
pop_close (server);
close (mbfi);
- return (1);
+ return EXIT_FAILURE;
}
}
if (fsync (mbfi) < 0)
{
error ("Error in fsync: %s", strerror (errno), 0);
- return (1);
+ return EXIT_FAILURE;
}
#endif
if (close (mbfi) == -1)
{
error ("Error in close: %s", strerror (errno), 0);
- return (1);
+ return EXIT_FAILURE;
}
if (! preserve)
{
error ("Error from POP server: %s", pop_error, 0);
pop_close (server);
- return (1);
+ return EXIT_FAILURE;
}
}
if (pop_quit (server))
{
error ("Error from POP server: %s", pop_error, 0);
- return (1);
+ return EXIT_FAILURE;
}
- return (0);
+ return EXIT_SUCCESS;
}
int
}
#endif /* ! HAVE_STRERROR */
+
+/* arch-tag: 1c323112-41fe-4fe5-8de9-494de631f73f
+ (do not change this comment) */
+
+/* movemail.c ends here */