From 95139d9d6a072308639b75e6146ff52c928cf0bd Mon Sep 17 00:00:00 2001
From: Jilles Tjoelker <jilles@FreeBSD.org>
Date: Thu, 24 Dec 2009 20:55:14 +0000
Subject: [PATCH] sh: Add some __dead2 to indicate functions that do not
 return.

---
 bin/sh/error.c | 2 +-
 bin/sh/error.h | 6 +++---
 bin/sh/exec.h  | 2 +-
 bin/sh/trap.h  | 2 +-
 4 files changed, 6 insertions(+), 6 deletions(-)

diff --git a/bin/sh/error.c b/bin/sh/error.c
index 72061b8a1bef..3fc7101f8d31 100644
--- a/bin/sh/error.c
+++ b/bin/sh/error.c
@@ -67,7 +67,7 @@ volatile sig_atomic_t intpending;
 char *commandname;
 
 
-static void exverror(int, const char *, va_list) __printf0like(2, 0);
+static void exverror(int, const char *, va_list) __printf0like(2, 0) __dead2;
 
 /*
  * Called to raise an exception.  Since C doesn't include exceptions, we
diff --git a/bin/sh/error.h b/bin/sh/error.h
index 38488c261e62..8b64fe6813d8 100644
--- a/bin/sh/error.h
+++ b/bin/sh/error.h
@@ -78,10 +78,10 @@ extern volatile sig_atomic_t intpending;
 #define CLEAR_PENDING_INT intpending = 0
 #define int_pending() intpending
 
-void exraise(int);
+void exraise(int) __dead2;
 void onint(void);
-void error(const char *, ...) __printf0like(1, 2);
-void exerror(int, const char *, ...) __printf0like(2, 3);
+void error(const char *, ...) __printf0like(1, 2) __dead2;
+void exerror(int, const char *, ...) __printf0like(2, 3) __dead2;
 
 
 /*
diff --git a/bin/sh/exec.h b/bin/sh/exec.h
index 9803a5e7d9bc..200ddeab8362 100644
--- a/bin/sh/exec.h
+++ b/bin/sh/exec.h
@@ -60,7 +60,7 @@ struct cmdentry {
 extern const char *pathopt;	/* set by padvance */
 extern int exerrno;		/* last exec error */
 
-void shellexec(char **, char **, const char *, int);
+void shellexec(char **, char **, const char *, int) __dead2;
 char *padvance(const char **, const char *);
 int hashcmd(int, char **);
 void find_command(const char *, struct cmdentry *, int, const char *);
diff --git a/bin/sh/trap.h b/bin/sh/trap.h
index 672ad08d481f..8cc05da54dee 100644
--- a/bin/sh/trap.h
+++ b/bin/sh/trap.h
@@ -45,4 +45,4 @@ void ignoresig(int);
 void onsig(int);
 void dotrap(void);
 void setinteractive(int);
-void exitshell(int);
+void exitshell(int) __dead2;