automake: rework the EGL build

Simplify things by merging the two makefiles. This way we can combine
the duplicated HAVE_PLATFORM_ checks, and build the library without
having a separate static library.

v2: use $() when referencing variables, use correct define (Matt)

Signed-off-by: Emil Velikov <emil.l.velikov@gmail.com>
Reviewed-by: Matt Turner <mattst88@gmail.com>

configure.ac

@@ -2296,8 +2296,7 @@ CXXFLAGS="$CXXFLAGS $USER_CXXFLAGS"
 dnl Substitute the config
 AC_CONFIG_FILES([Makefile
 		src/Makefile
-		src/egl/drivers/dri2/Makefile
-		src/egl/main/Makefile
+		src/egl/Makefile
 		src/egl/main/egl.pc
 		src/egl/wayland/wayland-drm/Makefile
 		src/egl/wayland/wayland-egl/Makefile

src/Makefile.am

@@ -35,16 +35,12 @@ if HAVE_EGL_PLATFORM_WAYLAND
 SUBDIRS += egl/wayland/wayland-egl egl/wayland/wayland-drm
 endif
 
-if HAVE_EGL_DRIVER_DRI2
-SUBDIRS += egl/drivers/dri2
-endif
-
 if HAVE_GBM
 SUBDIRS += gbm
 endif
 
 if HAVE_EGL
-SUBDIRS += egl/main
+SUBDIRS += egl
 endif
 
 if HAVE_GALLIUM
@@ -52,8 +48,6 @@ SUBDIRS += gallium
 endif
 
 EXTRA_DIST = \
-	egl/drivers/haiku \
-	egl/docs \
 	getopt hgl SConscript
 
 AM_CFLAGS = $(VISIBILITY_CFLAGS)

src/egl/main/Makefile.am → src/egl/Makefile.am

@@ -23,16 +23,18 @@ include Makefile.sources
 
 AM_CFLAGS = \
 	-I$(top_srcdir)/include \
+	-I$(top_srcdir)/src/egl/main \
 	-I$(top_srcdir)/src/gbm/main \
 	$(DEFINES) \
 	$(VISIBILITY_CFLAGS) \
+	$(LIBDRM_CFLAGS) \
 	$(EGL_CFLAGS) \
 	-D_EGL_NATIVE_PLATFORM=$(EGL_NATIVE_PLATFORM)
 
 lib_LTLIBRARIES = libEGL.la
 
 libEGL_la_SOURCES = \
-	${LIBEGL_C_FILES}
+	$(LIBEGL_C_FILES)
 
 libEGL_la_LIBADD = \
 	$(EGL_LIB_DEPS)
@@ -43,10 +45,13 @@ libEGL_la_LDFLAGS = \
 	$(GC_SECTIONS) \
 	$(LD_NO_UNDEFINED)
 
+dri2_backend_FILES =
+
 if HAVE_EGL_PLATFORM_X11
 AM_CFLAGS += -DHAVE_X11_PLATFORM
 AM_CFLAGS += $(XCB_DRI2_CFLAGS)
 libEGL_la_LIBADD += $(XCB_DRI2_LIBS)
+dri2_backend_FILES += drivers/dri2/platform_x11.c
 endif
 
 if HAVE_EGL_PLATFORM_WAYLAND
@@ -54,21 +59,37 @@ AM_CFLAGS += -DHAVE_WAYLAND_PLATFORM
 AM_CFLAGS += $(WAYLAND_CFLAGS)
 libEGL_la_LIBADD += $(WAYLAND_LIBS)
 libEGL_la_LIBADD += $(LIBDRM_LIBS)
-libEGL_la_LIBADD += ../wayland/wayland-drm/libwayland-drm.la
+libEGL_la_LIBADD += $(top_builddir)/src/egl/wayland/wayland-drm/libwayland-drm.la
+dri2_backend_FILES += drivers/dri2/platform_wayland.c
 endif
 
 if HAVE_EGL_PLATFORM_DRM
 AM_CFLAGS += -DHAVE_DRM_PLATFORM
-libEGL_la_LIBADD += ../../gbm/libgbm.la
+libEGL_la_LIBADD += $(top_builddir)/src/gbm/libgbm.la
+dri2_backend_FILES += drivers/dri2/platform_drm.c
 endif
 
 if HAVE_EGL_PLATFORM_SURFACELESS
 AM_CFLAGS += -DHAVE_SURFACELESS_PLATFORM
+dri2_backend_FILES += drivers/dri2/platform_surfaceless.c
 endif
 
 if HAVE_EGL_DRIVER_DRI2
-AM_CFLAGS += -D_EGL_BUILT_IN_DRIVER_DRI2
-libEGL_la_LIBADD += ../drivers/dri2/libegl_dri2.la
+AM_CFLAGS += \
+	-I$(top_srcdir)/src/loader \
+	-I$(top_srcdir)/src/egl/drivers/dri2 \
+	-I$(top_srcdir)/src/gbm/backends/dri \
+	-I$(top_srcdir)/src/egl/wayland/wayland-egl \
+	-I$(top_srcdir)/src/egl/wayland/wayland-drm \
+	-I$(top_builddir)/src/egl/wayland/wayland-drm \
+	-DDEFAULT_DRIVER_DIR=\"$(DRI_DRIVER_SEARCH_DIR)\" \
+	-D_EGL_BUILT_IN_DRIVER_DRI2
+
+libEGL_la_SOURCES += \
+	$(dri2_backend_core_FILES) \
+	$(dri2_backend_FILES)
+
+libEGL_la_LIBADD += $(top_builddir)/src/loader/libloader.la
 libEGL_la_LIBADD += $(DLOPEN_LIBS) $(LIBDRM_LIBS)
 endif
 
@@ -76,7 +97,7 @@ include $(top_srcdir)/install-lib-links.mk
 
 pkgconfigdir = $(libdir)/pkgconfig
 
-pkgconfig_DATA = egl.pc
+pkgconfig_DATA = main/egl.pc
 
 khrdir = $(includedir)/KHR
 khr_HEADERS = $(top_srcdir)/include/KHR/khrplatform.h
@@ -90,6 +111,10 @@ egl_HEADERS = \
 	$(top_srcdir)/include/EGL/eglplatform.h
 
 EXTRA_DIST = \
-	egl.def \
-	README.txt \
-	SConscript
+	drivers/haiku \
+	docs \
+	main/egl.def \
+	main/README.txt \
+	main/SConscript \
+	main/Makefile.sources \
+	drivers/dri2/SConscript

src/egl/Makefile.sources

@@ -0,0 +1,34 @@
+LIBEGL_C_FILES := \
+	main/eglapi.c \
+	main/eglapi.h \
+	main/eglarray.c \
+	main/eglarray.h \
+	main/eglcompiler.h \
+	main/eglconfig.c \
+	main/eglconfig.h \
+	main/eglcontext.c \
+	main/eglcontext.h \
+	main/eglcurrent.c \
+	main/eglcurrent.h \
+	main/egldefines.h \
+	main/egldisplay.c \
+	main/egldisplay.h \
+	main/egldriver.c \
+	main/egldriver.h \
+	main/eglfallbacks.c \
+	main/eglglobals.c \
+	main/eglglobals.h \
+	main/eglimage.c \
+	main/eglimage.h \
+	main/egllog.c \
+	main/egllog.h \
+	main/eglsurface.c \
+	main/eglsurface.h \
+	main/eglsync.c \
+	main/eglsync.h \
+	main/egltypedefs.h
+
+dri2_backend_core_FILES := \
+	drivers/dri2/egl_dri2.c \
+	drivers/dri2/egl_dri2.h \
+	drivers/dri2/egl_dri2_fallbacks.h

src/egl/drivers/dri2/Makefile.am

@@ -1,67 +0,0 @@
-# Copyright © 2012 Intel Corporation
-#
-# Permission is hereby granted, free of charge, to any person obtaining a
-# copy of this software and associated documentation files (the "Software"),
-# to deal in the Software without restriction, including without limitation
-# the rights to use, copy, modify, merge, publish, distribute, sublicense,
-# and/or sell copies of the Software, and to permit persons to whom the
-# Software is furnished to do so, subject to the following conditions:
-#
-# The above copyright notice and this permission notice (including the next
-# paragraph) shall be included in all copies or substantial portions of the
-# Software.
-#
-# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
-# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
-# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
-# THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
-# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
-# FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
-# IN THE SOFTWARE.
-
-AM_CFLAGS = \
-	-I$(top_srcdir)/include \
-	-I$(top_srcdir)/src/egl/main \
-	-I$(top_srcdir)/src/loader \
-	-I$(top_srcdir)/src/gbm/main \
-	-I$(top_srcdir)/src/gbm/backends/dri \
-	-I$(top_srcdir)/src/egl/wayland/wayland-egl \
-	-I$(top_srcdir)/src/egl/wayland/wayland-drm \
-	-I$(top_builddir)/src/egl/wayland/wayland-drm \
-	$(DEFINES) \
-	$(VISIBILITY_CFLAGS) \
-	$(LIBDRM_CFLAGS) \
-	-DDEFAULT_DRIVER_DIR=\"$(DRI_DRIVER_SEARCH_DIR)\"
-
-noinst_LTLIBRARIES = libegl_dri2.la
-
-libegl_dri2_la_SOURCES = \
-	egl_dri2.c \
-	egl_dri2.h \
-	egl_dri2_fallbacks.h
-
-libegl_dri2_la_LIBADD = \
-	$(top_builddir)/src/loader/libloader.la \
-	$(EGL_LIB_DEPS)
-
-if HAVE_EGL_PLATFORM_X11
-libegl_dri2_la_SOURCES += platform_x11.c
-AM_CFLAGS += -DHAVE_X11_PLATFORM
-AM_CFLAGS += $(XCB_DRI2_CFLAGS)
-endif
-
-if HAVE_EGL_PLATFORM_WAYLAND
-libegl_dri2_la_SOURCES += platform_wayland.c
-AM_CFLAGS += -DHAVE_WAYLAND_PLATFORM
-AM_CFLAGS += $(WAYLAND_CFLAGS)
-endif
-
-if HAVE_EGL_PLATFORM_DRM
-libegl_dri2_la_SOURCES += platform_drm.c
-AM_CFLAGS += -DHAVE_DRM_PLATFORM
-endif
-
-if HAVE_EGL_PLATFORM_SURFACELESS
-libegl_dri2_la_SOURCES += platform_surfaceless.c
-AM_CFLAGS += -DHAVE_SURFACELESS_PLATFORM
-endif