Alter the Makefile to be robust against bundler warnings

In bundle < 2.0, warnings are printed to stdout, along with the path information
that we need. This takes the final line of the output and assumes it's the path.

Fixes #1930

diff --git a/db/functions/Makefile b/db/functions/Makefile
index 6bb966b9a5d95933e17c919696c7918f02ac23f9..6a3fbc0b997f5d8ad2d3dd32f5e25b34612c6f62 100644 (file)
--- a/db/functions/Makefile
+++ b/db/functions/Makefile
@@ -1,7 +1,7 @@
 PG_CONFIG ?= pg_config
 DESTDIR ?= .
 
-QTDIR=$(shell bundle show quad_tile)/ext/quad_tile
+QTDIR=$(shell bundle show quad_tile | tail -n 1)/ext/quad_tile
 
 OS=$(shell uname -s)
 ifeq (${OS},Darwin)