Small fixes for chcat in policycoreutils

[Daniel J Walsh <dwalsh@xxxxxxxxxx>]

chcat can generate oserror exception so need to catch and add chcat to the Makefile.

diff --git a/policycoreutils/scripts/Makefile b/policycoreutils/scripts/Makefile
index d6d9069..53b65b6 100644
--- a/policycoreutils/scripts/Makefile
+++ b/policycoreutils/scripts/Makefile
@@ -5,7 +5,7 @@ SBINDIR ?= $(PREFIX)/sbin
 MANDIR ?= $(PREFIX)/share/man
 LOCALEDIR ?= /usr/share/locale
 
-all: fixfiles genhomedircon
+all: fixfiles genhomedircon chcat
 
 install: all
 	-mkdir -p $(BINDIR)
diff --git a/policycoreutils/scripts/chcat b/policycoreutils/scripts/chcat
index 235ad82..4038a99 100755
--- a/policycoreutils/scripts/chcat
+++ b/policycoreutils/scripts/chcat
@@ -435,6 +435,8 @@ if __name__ == '__main__':
                     continue
     except ValueError, e:
         error(e)
+    except OSError, e:
+        error(e)
     
     sys.exit(errors)