From 61c51508615381765249e6ef1f9f843de2f3d5b6 Mon Sep 17 00:00:00 2001
From: Damien Miller <djm@mindrot.org>
Date: Fri, 18 Aug 2000 14:01:04 +1000
Subject: Forgot to add

---
 util.c | 71 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 71 insertions(+)
 create mode 100644 util.c

diff --git a/util.c b/util.c
new file mode 100644
index 000000000..3b221924e
--- /dev/null
+++ b/util.c
@@ -0,0 +1,71 @@
+#include "includes.h"
+RCSID("$OpenBSD: util.c,v 1.1 2000/08/01 19:01:42 provos Exp $");
+
+#include "ssh.h"
+
+char *
+chop(char *s)
+{
+	char *t = s;
+	while (*t) {
+		if(*t == '\n' || *t == '\r') {
+			*t = '\0';
+			return s;
+		}
+		t++;
+	}
+	return s;
+
+}
+
+void
+set_nonblock(int fd)
+{
+	int val;
+	if (isatty(fd)) {
+		/* do not mess with tty's */
+		debug("no set_nonblock for tty fd %d", fd);
+		return;
+	}
+	val = fcntl(fd, F_GETFL, 0);
+	if (val < 0) {
+		error("fcntl(%d, F_GETFL, 0): %s", fd, strerror(errno));
+		return;
+	}
+	if (val & O_NONBLOCK)
+		return;
+	debug("fd %d setting O_NONBLOCK", fd);
+	val |= O_NONBLOCK;
+	if (fcntl(fd, F_SETFL, val) == -1)
+		error("fcntl(%d, F_SETFL, O_NONBLOCK): %s", fd, strerror(errno));
+}
+
+/* Characters considered whitespace in strsep calls. */
+#define WHITESPACE " \t\r\n"
+
+char *
+strdelim(char **s)
+{
+	char *old;
+	int wspace = 0;
+
+	if (*s == NULL)
+		return NULL;
+
+	old = *s;
+
+	*s = strpbrk(*s, WHITESPACE "=");
+	if (*s == NULL)
+		return (old);
+
+	/* Allow only one '=' to be skipped */
+	if (*s[0] == '=')
+		wspace = 1;
+	*s[0] = '\0';
+
+	*s += strspn(*s + 1, WHITESPACE) + 1;
+	if (*s[0] == '=' && !wspace)
+		*s += strspn(*s + 1, WHITESPACE) + 1;
+
+	return (old);
+}
-- 
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