gallium: Fix DRI driver build warnings under scons

When building more then one dri driver we would get warnings because
we where defining the same build target multiple times.

Also move all the dri scons targets related code into its own file.

10 files changed, 117 insertions, 87 deletions

diff --git a/src/gallium/targets/SConscript b/src/gallium/targets/SConscript
index a41496a5dd9..747e64508f7 100644
--- a/src/gallium/targets/SConscript
+++ b/src/gallium/targets/SConscript
@@ -1,9 +1,4 @@
 Import('*')
-
-#if env['dri']:
-#	SConscript([
-#		'drm/SConscript',
-#	])
 	
 if 'xlib' in env['winsys']:
 	SConscript([
@@ -16,67 +11,10 @@ if 'gdi' in env['winsys']:
 	])
 
 if env['dri']:
-	drienv = env.Clone()
-
-	drienv.Replace(CPPPATH = [
-		'#src/mesa/drivers/dri/common',
-		'#include',
-		'#include/GL/internal',
-		'#src/gallium/include',
-		'#src/gallium/auxiliary',
-		'#src/gallium/drivers',
-		'#src/mesa',
-		'#src/mesa/main',
-		'#src/mesa/glapi',
-		'#src/mesa/math',
-		'#src/mesa/transform',
-		'#src/mesa/shader',
-		'#src/mesa/swrast',
-		'#src/mesa/swrast_setup',
-		'#src/egl/main',
-		'#src/egl/drivers/dri',
-	])
-
-	drienv.ParseConfig('pkg-config --cflags --libs libdrm')
-
-	COMMON_GALLIUM_SOURCES = [
-		'#src/mesa/drivers/dri/common/utils.c',
-		'#src/mesa/drivers/dri/common/vblank.c',
-		'#src/mesa/drivers/dri/common/dri_util.c',
-		'#src/mesa/drivers/dri/common/xmlconfig.c',
-	]
-
-	COMMON_BM_SOURCES = [
-		'#src/mesa/drivers/dri/common/dri_bufmgr.c',
-		'#src/mesa/drivers/dri/common/dri_drmpool.c',
-	]
-
-	Export([
-		'drienv',
-		'COMMON_GALLIUM_SOURCES',
-		'COMMON_BM_SOURCES',
+	SConscript([
+		'SConscript.dri'
 	])
 
-	if 'vmware' in env['winsys']:
-		SConscript([
-			'dri-vmwgfx/SConscript',
-		])
-
-	if 'i915' in env['winsys']:
-		SConscript([
-			'dri-i915/SConscript',
-		])
-
-	if 'i965' in env['winsys']:
-		SConscript([
-			'dri-i965/SConscript',
-		])
-
-	if 'radeon' in env['winsys']:
-		SConscript([
-			'dri-radeong/SConscript',
-		])
-
 if 'xorg' in env['statetrackers']:
 	if 'vmware' in env['winsys']:
 		SConscript([
diff --git a/src/gallium/targets/SConscript.dri b/src/gallium/targets/SConscript.dri
new file mode 100644
index 00000000000..62192405807
--- /dev/null
+++ b/src/gallium/targets/SConscript.dri
@@ -0,0 +1,79 @@
+###################################
+# SConcscript file for dri targets
+
+Import('*')
+
+drienv = env.Clone()
+
+drienv.Replace(CPPPATH = [
+	'#src/mesa/drivers/dri/common',
+	'#include',
+	'#include/GL/internal',
+	'#src/gallium/include',
+	'#src/gallium/auxiliary',
+	'#src/gallium/drivers',
+	'#src/mesa',
+	'#src/mesa/main',
+	'#src/mesa/glapi',
+	'#src/mesa/math',
+	'#src/mesa/transform',
+	'#src/mesa/shader',
+	'#src/mesa/swrast',
+	'#src/mesa/swrast_setup',
+	'#src/egl/main',
+	'#src/egl/drivers/dri',
+])
+
+drienv.ParseConfig('pkg-config --cflags --libs libdrm')
+
+dri_common_utils = drienv.SharedObject(
+	target = 'utils.o',
+	source = '#src/mesa/drivers/dri/common/utils.c'
+)
+
+dri_common_xmlconfig = drienv.SharedObject(
+	target = 'xmlconfig.o',
+	source = '#src/mesa/drivers/dri/common/xmlconfig.c'
+)
+
+dri_common_vblank = drienv.SharedObject(
+	target = 'vblank.o',
+	source = '#src/mesa/drivers/dri/common/vblank.c'
+)
+
+dri_common_dri_util = drienv.SharedObject(
+	target = 'dri_util.o',
+	source = '#src/mesa/drivers/dri/common/dri_util.c'
+)
+
+COMMON_DRI_DRM_OBJECTS = [
+	dri_common_utils,
+	dri_common_xmlconfig,
+	dri_common_vblank,
+	dri_common_dri_util,
+]
+
+Export([
+	'drienv',
+	'COMMON_DRI_DRM_OBJECTS',
+])
+
+if 'vmware' in env['winsys']:
+	SConscript([
+		'dri-vmwgfx/SConscript',
+	])
+
+if 'i915' in env['winsys']:
+	SConscript([
+		'dri-i915/SConscript',
+	])
+
+if 'i965' in env['winsys']:
+	SConscript([
+		'dri-i965/SConscript',
+	])
+
+if 'radeon' in env['winsys']:
+	SConscript([
+		'dri-radeong/SConscript',
+	])
diff --git a/src/gallium/targets/dri-i915/SConscript b/src/gallium/targets/dri-i915/SConscript
index f6d1f934783..2fcc8028f12 100644
--- a/src/gallium/targets/dri-i915/SConscript
+++ b/src/gallium/targets/dri-i915/SConscript
@@ -15,11 +15,12 @@ env.Prepend(LIBS = [
     trace,
     mesa,
     glsl,
-    gallium
+    gallium,
+    COMMON_DRI_DRM_OBJECTS
 ])
 
 env.LoadableModule(
-    target ='i915_dri.so',
-    source = COMMON_GALLIUM_SOURCES,
+    target = 'i915_dri.so',
+    source = 'dummy.c',
     SHLIBPREFIX = '',
 )
diff --git a/src/gallium/targets/dri-i915/dummy.c b/src/gallium/targets/dri-i915/dummy.c
new file mode 100644
index 00000000000..e69de29bb2d
--- /dev/null
+++ b/src/gallium/targets/dri-i915/dummy.c
diff --git a/src/gallium/targets/dri-i965/SConscript b/src/gallium/targets/dri-i965/SConscript
index 3b37d8e1af4..eb9e6cd172a 100644
--- a/src/gallium/targets/dri-i965/SConscript
+++ b/src/gallium/targets/dri-i965/SConscript
@@ -8,16 +8,19 @@ env = drienv.Clone()
 
 env.ParseConfig('pkg-config --cflags --libs libdrm_intel')
 
-drivers = [
+env.Prepend(LIBS = [
     st_dri,
     i965drm,
     i965,
     trace,
-]
+    mesa,
+    glsl,
+    gallium,
+    COMMON_DRI_DRM_OBJECTS
+])
 
 env.LoadableModule(
-    target ='i965_dri.so',
-    source = COMMON_GALLIUM_SOURCES,
-    LIBS = drivers + mesa + gallium + env['LIBS'],
+    target = 'i965_dri.so',
+    source = 'dummy.c',
     SHLIBPREFIX = '',
 )
diff --git a/src/gallium/targets/dri-i965/dummy.c b/src/gallium/targets/dri-i965/dummy.c
new file mode 100644
index 00000000000..e69de29bb2d
--- /dev/null
+++ b/src/gallium/targets/dri-i965/dummy.c
diff --git a/src/gallium/targets/dri-radeong/SConscript b/src/gallium/targets/dri-radeong/SConscript
index 239d29ace18..d926c272889 100644
--- a/src/gallium/targets/dri-radeong/SConscript
+++ b/src/gallium/targets/dri-radeong/SConscript
@@ -8,10 +8,19 @@ env = drienv.Clone()
 
 env.ParseConfig('pkg-config --cflags --libs libdrm_radeon')
 
-drivers = r300 + trace + softpipe
+env.Prepend(LIBS = [
+    st_dri,
+    radeonwinsys,
+    r300,
+    trace,
+    mesa,
+    glsl,
+    gallium,
+    COMMON_DRI_DRM_OBJECTS
+])
 
 env.SharedLibrary(
     target ='radeon_dri.so',
-    source = COMMON_GALLIUM_SOURCES,
-    LIBS = st_dri + radeonwinsys + mesa + glsl + drivers + gallium + env['LIBS'],
+    source = 'dummy.c',
+    SHLIBPREFIX = '',
 )
diff --git a/src/gallium/targets/dri-radeong/dummy.c b/src/gallium/targets/dri-radeong/dummy.c
new file mode 100644
index 00000000000..e69de29bb2d
--- /dev/null
+++ b/src/gallium/targets/dri-radeong/dummy.c
diff --git a/src/gallium/targets/dri-vmwgfx/SConscript b/src/gallium/targets/dri-vmwgfx/SConscript
index 7d248e8a9ce..6a1f8827bc3 100644
--- a/src/gallium/targets/dri-vmwgfx/SConscript
+++ b/src/gallium/targets/dri-vmwgfx/SConscript
@@ -6,19 +6,19 @@ if not 'svga' in env['drivers']:
 
 env = drienv.Clone()
 
-drivers = [
-	trace,
-	st_dri,
-	svgadrm,
-	svga,
-	mesa,
-	glsl,
-	gallium,
-]
+env.Prepend(LIBS = [
+    st_dri,
+    svgadrm,
+    svga,
+    trace,
+    mesa,
+    glsl,
+    gallium,
+    COMMON_DRI_DRM_OBJECTS
+])
 
 env.LoadableModule(
-    target ='vmwgfx_dri.so',
-    source = COMMON_GALLIUM_SOURCES,
-    LIBS = drivers + mesa + gallium + env['LIBS'],
+    target = 'vmwgfx_dri.so',
+    source = 'dummy.c',
     SHLIBPREFIX = '',
 )
diff --git a/src/gallium/targets/dri-vmwgfx/dummy.c b/src/gallium/targets/dri-vmwgfx/dummy.c
new file mode 100644
index 00000000000..e69de29bb2d
--- /dev/null
+++ b/src/gallium/targets/dri-vmwgfx/dummy.c