pledge for gprof: "stdio rpath wpath cpath" in the beginning, then drop

wpath and cpath if we don't need to write a gmon.sum file (-s flag).

ok deraadt@

2 files changed, 10 insertions, 2 deletions

diff --git a/usr.bin/gprof/gprof.c b/usr.bin/gprof/gprof.c
index 2f38f9c3739..a83bcda6dd6 100644
--- a/usr.bin/gprof/gprof.c
+++ b/usr.bin/gprof/gprof.c
@@ -1,4 +1,4 @@
-/*	$OpenBSD: gprof.c,v 1.22 2015/08/20 22:32:41 deraadt Exp $	*/
+/*	$OpenBSD: gprof.c,v 1.23 2015/11/16 17:43:17 pascal Exp $	*/
 /*	$NetBSD: gprof.c,v 1.8 1995/04/19 07:15:59 cgd Exp $	*/
 
 /*
@@ -44,6 +44,9 @@ main(int argc, char *argv[])
     nltype	**timesortnlp;
     char	**defaultEs;
 
+    if (pledge("stdio rpath wpath cpath", NULL) == -1)
+        err(1, NULL);
+
     --argc;
     argv++;
     debug = 0;
@@ -129,6 +132,10 @@ main(int argc, char *argv[])
     } else {
 	gmonname = GMONNAME;
     }
+    if ( sflag == FALSE ) {
+        if (pledge("stdio rpath", NULL) == -1)
+            err(1, "pledge");
+    }
 	/*
 	 *	get information about a.out file.
 	 */
diff --git a/usr.bin/gprof/gprof.h b/usr.bin/gprof/gprof.h
index f9288f3c480..6ae47c822e0 100644
--- a/usr.bin/gprof/gprof.h
+++ b/usr.bin/gprof/gprof.h
@@ -1,4 +1,4 @@
-/*	$OpenBSD: gprof.h,v 1.14 2013/10/19 13:51:40 deraadt Exp $	*/
+/*	$OpenBSD: gprof.h,v 1.15 2015/11/16 17:43:17 pascal Exp $	*/
 /*	$NetBSD: gprof.h,v 1.13 1996/04/01 21:54:06 mark Exp $	*/
 
 /*
@@ -40,6 +40,7 @@
 #include <stdio.h>
 #include <stdlib.h>
 #include <err.h>
+#include <unistd.h>
 
 #include MD_INCLUDE