Move/remove files used only in minimal example

Rename utils.c to write_ppm.c, move to examples dir, remove utils.h.
Move the include-all libmypaint.c to examples folder, replace its
use for top-dir identification in autogen.sh with mypaint-config.h

Makefile.am

@@ -43,11 +43,9 @@ if HAVE_INTROSPECTION
 introspection_sources = \
 	$(MyPaint_introspectable_headers)	\
 	brushmodes.c					\
-	libmypaint.c					\
 	mypaint-brush-settings.c		\
 	mypaint-rectangle.c				\
 	operationqueue.c				\
-	utils.c							\
 	fifo.c							\
 	mypaint-mapping.c				\
 	mypaint.c						\
@@ -125,8 +123,7 @@ LIBMYPAINT_SOURCES = \
 	mypaint-tiled-surface.c			\
 	operationqueue.c				\
 	rng-double.c					\
-	tilemap.c						\
-	utils.c
+	tilemap.c
 
 libmypaint_@LIBMYPAINT_API_PLATFORM_VERSION@_la_SOURCES = $(libmypaint_public_HEADERS) $(LIBMYPAINT_SOURCES)
 
@@ -144,12 +141,10 @@ EXTRA_DIST = \
 	fifo.h							\
 	generate.py						\
 	helpers.h						\
-	libmypaint.c					\
 	operationqueue.h				\
 	rng-double.h					\
 	tiled-surface-private.h			\
 	tilemap.h						\
-	utils.h							\
 	glib/mypaint-brush.c
 
 if HAVE_I18N

autogen.sh

@@ -24,7 +24,7 @@ LIBTOOL_WIN32_REQUIRED_VERSION=2.2
 
 PROJECT="libmypaint"
 TEST_TYPE=-f
-FILE=libmypaint.c
+FILE=mypaint-config.h
 
 
 srcdir=`dirname $0`

libmypaint.c → examples/libmypaint.c

@@ -8,7 +8,7 @@
 #include "fifo.c"
 #include "operationqueue.c"
 #include "rng-double.c"
-#include "utils.c"
+#include "write_ppm.c"
 #include "tilemap.c"
 
 #include "mypaint.c"

examples/minimal.c

@@ -1,8 +1,6 @@
 #include "libmypaint.c"
 #include "mypaint-fixed-tiled-surface.h"
 
-#include "utils.h" /* Not public API, just used for write_ppm to demonstrate */
-
 void
 stroke_to(MyPaintBrush *brush, MyPaintSurface *surf, float x, float y)
 {

utils.c → examples/write_ppm.c

@@ -59,7 +59,7 @@ iterate_over_line_chunks(MyPaintTiledSurface * tiled_surface, int height, int wi
     const int tiles_per_row = (width / tile_size) + 1*(width % tile_size != 0);
 
     MyPaintTileRequest *requests = (MyPaintTileRequest *)malloc(tiles_per_row * sizeof(MyPaintTileRequest));
-    
+
     for (int ty = 0; ty < number_of_tile_rows; ty++) {
 
         // Fetch all horizontal tiles in current tile row
@@ -121,7 +121,7 @@ void write_ppm(MyPaintFixedTiledSurface *fixed_surface, char *filepath)
     const int width = mypaint_fixed_tiled_surface_get_width(fixed_surface);
     const int height = mypaint_fixed_tiled_surface_get_height(fixed_surface);
     fprintf(data.fp, "P3\n#Handwritten\n%d %d\n255\n", width, height);
-    
+
     iterate_over_line_chunks((MyPaintTiledSurface *)fixed_surface,
                              height, width,
                              write_ppm_chunk, &data);