Make -DNOSUID (or -DPPP_NOSUID) possible to build ppp without SUID

capabilities.

1 files changed, 38 insertions, 0 deletions

diff --git a/usr.sbin/ppp/id.h b/usr.sbin/ppp/id.h
index 8c48767..409da49 100644
--- a/usr.sbin/ppp/id.h
+++ b/usr.sbin/ppp/id.h
@@ -26,6 +26,7 @@
  * $FreeBSD$
  */
 
+#ifndef NOSUID
 struct utmp;
 struct sockaddr_un;
 
@@ -51,3 +52,40 @@ extern int ID0kldload(const char *);
 #ifndef NONETGRAPH
 extern int ID0NgMkSockNode(const char *, int *, int *);
 #endif
+#else	/* NOSUID */
+#define ID0init()
+#define ID0realuid() (0)
+#define ID0ioctl ioctl
+#define ID0unlink unlink
+#define ID0socket socket
+#define ID0fopen fopen
+#define ID0open open
+#define ID0write write
+#define ID0uu_lock uu_lock
+#define ID0uu_lock_txfr uu_lock_txfr
+#define ID0uu_unlock uu_unlock
+#define ID0login(u)			\
+  do {					\
+    if (logout((u)->ut_line))		\
+      logwtmp((u)->ut_line, "", "");	\
+    login(u);				\
+  } while (0)
+#define ID0logout(dev, no)				\
+  do {							\
+    struct utmp ut;					\
+    strncpy(ut.ut_line, dev, sizeof ut.ut_line - 1);	\
+    ut.ut_line[sizeof ut.ut_line - 1] = '\0';		\
+    if (no || logout(ut.ut_line))			\
+      logwtmp(ut.ut_line, "", ""); 			\
+  } while (0)
+#define ID0bind_un(s, n) bind(s, (const struct sockaddr *)(n), sizeof *(n))
+#define ID0connect_un(s, n) \
+	connect(s, (const struct sockaddr *)(n), sizeof *(n))
+#define ID0kill kill
+#if defined(__FreeBSD__) && !defined(NOKLDLOAD)
+#define ID0kldload kldload
+#endif
+#ifndef NONETGRAPH
+#define ID0NgMkSockNode NgMkSockNode
+#endif
+#endif