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-rw-r--r--src/global/remove.c72
1 files changed, 72 insertions, 0 deletions
diff --git a/src/global/remove.c b/src/global/remove.c
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+++ b/src/global/remove.c
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+/*++
+/* NAME
+/* REMOVE 3
+/* SUMMARY
+/* remove or stash away file
+/* SYNOPSIS
+/* \fBint REMOVE(path)\fR
+/* \fBconst char *path;\fR
+/* DESCRIPTION
+/* \fBREMOVE()\fR removes a file, or renames it to a unique name,
+/* depending on the setting of the boolean \fBvar_dont_remove\fR
+/* flag.
+/* DIAGNOSTICS
+/* The result is 0 in case of success, -1 in case of trouble.
+/* The global \fBerrno\fR variable reflects the nature of the
+/* problem.
+/* FILES
+/* saved/*, stashed-away files.
+/* SEE ALSO
+/* remove(3)
+/* LICENSE
+/* .ad
+/* .fi
+/* The Secure Mailer license must be distributed with this software.
+/* AUTHOR(S)
+/* Wietse Venema
+/* IBM T.J. Watson Research
+/* P.O. Box 704
+/* Yorktown Heights, NY 10598, USA
+/*--*/
+
+/* System library. */
+
+#include <sys_defs.h>
+#include <sys/stat.h>
+#include <stdio.h>
+#include <string.h>
+#include <stdlib.h>
+#include <unistd.h>
+#include <warn_stat.h>
+
+/* Utility library. */
+
+#include <vstring.h>
+
+/* Global library. */
+
+#include <mail_params.h>
+
+/* REMOVE - squirrel away a file instead of removing it */
+
+int REMOVE(const char *path)
+{
+ static VSTRING *dest;
+ char *slash;
+ struct stat st;
+
+ if (var_dont_remove == 0) {
+ return (remove(path));
+ } else {
+ if (dest == 0)
+ dest = vstring_alloc(10);
+ vstring_sprintf(dest, "saved/%s", ((slash = strrchr(path, '/')) != 0) ?
+ slash + 1 : path);
+ for (;;) {
+ if (stat(vstring_str(dest), &st) < 0)
+ break;
+ vstring_strcat(dest, "+");
+ }
+ return (rename(path, vstring_str(dest)));
+ }
+}