Move matrix.[ch] to shared

This means it can be used for the calibration tool.

shared/Makefile.am

@@ -7,7 +7,9 @@ libshared_la_SOURCES =				\
 	option-parser.c				\
 	config-parser.h				\
 	os-compatibility.c			\
-	os-compatibility.h
+	os-compatibility.h			\
+	matrix.c				\
+	matrix.h
 
 libshared_cairo_la_CFLAGS =			\
 	$(GCC_CFLAGS)				\

src/Makefile.am

@@ -32,8 +32,6 @@ weston_SOURCES =				\
 	workspaces-protocol.c			\
 	workspaces-server-protocol.h		\
 	util.c					\
-	matrix.c				\
-	matrix.h				\
 	gl-renderer.h				\
 	gl-renderer.c				\
 	noop-renderer.c				\

src/compositor.h

@@ -28,7 +28,7 @@
 #include <xkbcommon/xkbcommon.h>
 #include <wayland-server.h>
 
-#include "matrix.h"
+#include "../shared/matrix.h"
 #include "../shared/config-parser.h"
 
 #define ARRAY_LENGTH(a) (sizeof (a) / sizeof (a)[0])

tests/Makefile.am

@@ -36,8 +36,8 @@ noinst_PROGRAMS = $(setbacklight) matrix-test
 
 matrix_test_SOURCES =				\
 	matrix-test.c				\
-	$(top_srcdir)/src/matrix.c		\
-	$(top_srcdir)/src/matrix.h
+	$(top_srcdir)/shared/matrix.c		\
+	$(top_srcdir)/shared/matrix.h
 matrix_test_LDADD = -lm -lrt
 
 setbacklight_SOURCES =				\

tests/matrix-test.c

@@ -27,7 +27,7 @@
 #include <signal.h>
 #include <time.h>
 
-#include "matrix.h"
+#include "../shared/matrix.h"
 
 struct inverse_matrix {
 	double LU[16];		/* column-major */