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1 changed files with 21 additions and 1 deletions
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@ -52,6 +52,10 @@ copyright notice and this notice must be preserved on all copies. */
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#include <sys/locking.h>
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#endif
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#ifdef MAIL_USE_MMDF
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extern int lk_open (), lk_close ();
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#endif
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/* Cancel substitutions made by config.h for Emacs. */
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#undef open
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#undef read
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@ -90,6 +94,10 @@ main (argc, argv)
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inname = argv[1];
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outname = argv[2];
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#ifdef MAIL_USE_MMDF
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mmdf_init (argv[0]);
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#endif
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/* Check access to input and output file. */
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if (access (inname, R_OK | W_OK) != 0)
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pfatal_with_name (inname);
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@ -124,6 +132,7 @@ main (argc, argv)
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setuid (getuid());
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#endif /* MAIL_USE_POP */
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#ifndef MAIL_USE_MMDF
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#ifndef MAIL_USE_FLOCK
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/* Use a lock file named /usr/spool/mail/$USER.lock:
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If it exists, the mail file is locked. */
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@ -169,6 +178,10 @@ main (argc, argv)
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#else /* if not MAIL_USE_FLOCK */
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indesc = open (inname, O_RDONLY);
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#endif /* not MAIL_USE_FLOCK */
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#else /* MAIL_USE_MMDF */
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indesc = lk_open (inname, O_RDONLY, 0, 0, 10);
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#endif /* MAIL_USE_MMDF */
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if (indesc < 0)
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pfatal_with_name (inname);
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@ -225,14 +238,21 @@ main (argc, argv)
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(void) ftruncate (indesc, 0L);
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#endif /* STRIDE or XENIX */
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#endif /* MAIL_USE_FLOCK */
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#ifdef MAIL_USE_MMDF
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lk_close (indesc, 0, 0, 0);
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#else
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close (indesc);
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#endif
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#ifndef MAIL_USE_FLOCK
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/* Delete the input file; if we can't, at least get rid of its contents. */
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if (unlink (inname) < 0)
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if (errno != ENOENT)
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creat (inname, 0666);
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(void) unlink (lockname);
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#ifndef MAIL_USE_MMDF
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unlink (lockname);
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#endif /* not MAIL_USE_MMDF */
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#endif /* not MAIL_USE_FLOCK */
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exit (0);
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}
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