72 lines
1.4 KiB
C
72 lines
1.4 KiB
C
/*++
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/* NAME
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/* REMOVE 3
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/* SUMMARY
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/* remove or stash away file
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/* SYNOPSIS
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/* \fBint REMOVE(path)\fR
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/* \fBconst char *path;\fR
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/* DESCRIPTION
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/* \fBREMOVE()\fR removes a file, or renames it to a unique name,
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/* depending on the setting of the boolean \fBvar_dont_remove\fR
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/* flag.
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/* SEE ALSO
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/* remove(3)
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/* DIAGNOSTICS
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/* The result is 0 in case of success, -1 in case of trouble.
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/* The global \fBerrno\fR variable reflects the nature of the
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/* problem.
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/* FILES
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/* saved/*, stashed-away files.
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/* LICENSE
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/* .ad
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/* .fi
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/* The Secure Mailer license must be distributed with this software.
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/* AUTHOR(S)
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/* Wietse Venema
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/* IBM T.J. Watson Research
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/* P.O. Box 704
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/* Yorktown Heights, NY 10598, USA
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/*--*/
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/* System library. */
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#include <sys_defs.h>
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#include <sys/stat.h>
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#include <stdio.h>
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#include <string.h>
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#include <stdlib.h>
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#include <unistd.h>
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/* Utility library. */
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#include <vstring.h>
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/* Global library. */
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#include <mail_params.h>
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/* REMOVE - squirrel away a file instead of removing it */
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int REMOVE(const char *path)
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{
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static VSTRING *dest;
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char *slash;
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struct stat st;
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if (var_dont_remove == 0) {
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return (remove(path));
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} else {
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if (dest == 0)
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dest = vstring_alloc(10);
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vstring_sprintf(dest, "saved/%s", ((slash = strrchr(path, '/')) != 0) ?
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slash + 1 : path);
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for (;;) {
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if (stat(vstring_str(dest), &st) < 0)
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break;
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vstring_strcat(dest, "+");
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}
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return (rename(path, vstring_str(dest)));
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}
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}
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