Don't exit early when setting up on Mac OS X.

We probably need some of the other bits in there (specifically, setting
the perms on the home directory) so make it less of a special snowflake.

.github/setup_ci.sh

@@ -18,8 +18,7 @@ case "$host" in
 	;;
 *-darwin*)
 	PACKAGER=brew
-	brew install automake
-	exit 0
+	PACKAGES="automake"
 	;;
 *)
 	PACKAGER=apt
@@ -30,8 +29,6 @@ TARGETS=$@
 INSTALL_FIDO_PPA="no"
 export DEBIAN_FRONTEND=noninteractive
 
-#echo "Setting up for '$TARGETS'"
-
 set -ex
 
 if [ -x "`which lsb_release 2>&1`" ]; then
@@ -57,6 +54,7 @@ for flag in $CONFIGFLAGS; do
     esac
 done
 
+echo "Setting up for '$TARGETS'"
 for TARGET in $TARGETS; do
     case $TARGET in
     default|without-openssl|without-zlib|c89)
@@ -87,7 +85,9 @@ for TARGET in $TARGETS; do
 	esac
         ;;
     *pam)
-        PACKAGES="$PACKAGES libpam0g-dev"
+	case "$PACKAGER" in
+	apt)	PACKAGES="$PACKAGES libpam0g-dev" ;;
+	esac
         ;;
     sk)
         INSTALL_FIDO_PPA="yes"
@@ -156,6 +156,13 @@ while [ ! -z "$PACKAGES" ] && [ "$tries" -gt "0" ]; do
 		PACKAGES=""
 	fi
 	;;
+    brew)
+	if [ ! -z "PACKAGES" ]; then
+		if brew install $PACKAGES; then
+			PACKAGES=""
+		fi
+	fi
+	;;
     setup)
 	if /cygdrive/c/setup.exe -q -P `echo "$PACKAGES" | tr ' ' ,`; then
 		PACKAGES=""