1 files changed, 111 insertions, 0 deletions
diff --git a/contrib/sendmail/src/trace.c b/contrib/sendmail/src/trace.c
new file mode 100644
index 000000000000..5ff9795c5122
--- /dev/null
+++ b/contrib/sendmail/src/trace.c
@@ -0,0 +1,111 @@
+/*
+ * Copyright (c) 1998 Sendmail, Inc.  All rights reserved.
+ * Copyright (c) 1983, 1995-1997 Eric P. Allman.  All rights reserved.
+ * Copyright (c) 1988, 1993
+ *	The Regents of the University of California.  All rights reserved.
+ *
+ * By using this file, you agree to the terms and conditions set
+ * forth in the LICENSE file which can be found at the top level of
+ * the sendmail distribution.
+ *
+ */
+
+#ifndef lint
+static char sccsid[] = "@(#)trace.c	8.12 (Berkeley) 5/19/98";
+#endif /* not lint */
+
+# include "sendmail.h"
+
+/*
+**  TtSETUP -- set up for trace package.
+**
+**	Parameters:
+**		vect -- pointer to trace vector.
+**		size -- number of flags in trace vector.
+**		defflags -- flags to set if no value given.
+**
+**	Returns:
+**		none
+**
+**	Side Effects:
+**		environment is set up.
+*/
+
+u_char		*tTvect;
+int		tTsize;
+static char	*DefFlags;
+
+void
+tTsetup(vect, size, defflags)
+	u_char *vect;
+	int size;
+	char *defflags;
+{
+	tTvect = vect;
+	tTsize = size;
+	DefFlags = defflags;
+}
+/*
+**  TtFLAG -- process an external trace flag description.
+**
+**	Parameters:
+**		s -- the trace flag.
+**
+**	Returns:
+**		none.
+**
+**	Side Effects:
+**		sets/clears trace flags.
+*/
+
+void
+tTflag(s)
+	register char *s;
+{
+	unsigned int first, last;
+	register unsigned int i;
+
+	if (*s == '\0')
+		s = DefFlags;
+
+	for (;;)
+	{
+		/* find first flag to set */
+		i = 0;
+		while (isascii(*s) && isdigit(*s))
+			i = i * 10 + (*s++ - '0');
+		first = i;
+
+		/* find last flag to set */
+		if (*s == '-')
+		{
+			i = 0;
+			while (isascii(*++s) && isdigit(*s))
+				i = i * 10 + (*s - '0');
+		}
+		last = i;
+
+		/* find the level to set it to */
+		i = 1;
+		if (*s == '.')
+		{
+			i = 0;
+			while (isascii(*++s) && isdigit(*s))
+				i = i * 10 + (*s - '0');
+		}
+
+		/* clean up args */
+		if (first >= tTsize)
+			first = tTsize - 1;
+		if (last >= tTsize)
+			last = tTsize - 1;
+
+		/* set the flags */
+		while (first <= last)
+			tTvect[first++] = i;
+
+		/* more arguments? */
+		if (*s++ == '\0')
+			return;
+	}
+}