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-rw-r--r--libraries/liblutil/setproctitle.c78
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diff --git a/libraries/liblutil/setproctitle.c b/libraries/liblutil/setproctitle.c
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+/* $OpenLDAP$ */
+/* This work is part of OpenLDAP Software <http://www.openldap.org/>.
+ *
+ * Copyright 1998-2021 The OpenLDAP Foundation.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted only as authorized by the OpenLDAP
+ * Public License.
+ *
+ * A copy of this license is available in the file LICENSE in the
+ * top-level directory of the distribution or, alternatively, at
+ * <http://www.OpenLDAP.org/license.html>.
+ */
+/* Portions Copyright (c) 1990,1991 Regents of the University of Michigan.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms are permitted
+ * provided that this notice is preserved and that due credit is given
+ * to the University of Michigan at Ann Arbor. The name of the University
+ * may not be used to endorse or promote products derived from this
+ * software without specific prior written permission. This software
+ * is provided ``as is'' without express or implied warranty.
+ */
+
+#include "portable.h"
+
+#ifndef HAVE_SETPROCTITLE
+
+#include <stdio.h>
+
+#include <ac/stdlib.h>
+
+#include <ac/setproctitle.h>
+#include <ac/string.h>
+#include <ac/stdarg.h>
+
+char **Argv; /* pointer to original (main's) argv */
+int Argc; /* original argc */
+
+/*
+ * takes a printf-style format string (fmt) and up to three parameters (a,b,c)
+ * this clobbers the original argv...
+ */
+
+/* VARARGS */
+void setproctitle( const char *fmt, ... )
+{
+ static char *endargv = (char *)0;
+ char *s;
+ int i;
+ char buf[ 1024 ];
+ va_list ap;
+
+ va_start(ap, fmt);
+
+ buf[sizeof(buf) - 1] = '\0';
+ vsnprintf( buf, sizeof(buf)-1, fmt, ap );
+
+ va_end(ap);
+
+ if ( endargv == (char *)0 ) {
+ /* set pointer to end of original argv */
+ endargv = Argv[ Argc-1 ] + strlen( Argv[ Argc-1 ] );
+ }
+ /* make ps print "([prog name])" */
+ s = Argv[0];
+ *s++ = '-';
+ i = strlen( buf );
+ if ( i > endargv - s - 2 ) {
+ i = endargv - s - 2;
+ buf[ i ] = '\0';
+ }
+ strcpy( s, buf );
+ s += i;
+ while ( s < endargv ) *s++ = ' ';
+}
+#endif /* NOSETPROCTITLE */