begin on drm support

Signed-off-by: Mattias Andrée <maandree@operamail.com>

5 files changed, 56 insertions, 3 deletions

diff --git a/.gitignore b/.gitignore
index 1b54c21..1c47f6c 100644
--- a/.gitignore
+++ b/.gitignore
@@ -18,6 +18,7 @@ obj/
 __pycache__/
 /src/blueshift_randr.c
 /src/blueshift_vidmode.c
+/src/blueshift_drm.c
 *.info
 *.pdf
 *.dvi
diff --git a/DEPENDENCIES b/DEPENDENCIES
index cffcbe9..bbddafb 100644
--- a/DEPENDENCIES
+++ b/DEPENDENCIES
@@ -4,6 +4,7 @@ RUNTIME DEPENDENCIES:
 	libxcb (opt-out, for randr, crtc identification and icc profile listing)
 	libx11 (opt-out, for vidmode)
 	libxxf86vm (opt-out, for vidmode)
+	libdrm (opt-out, for drm)
 	adjbacklight (optional, for permission-hasslefree backlight adjustments)
 	linux (optional, for backlight support)
 	argparser-python (https://github.com/maandree/argparser)
@@ -17,6 +18,7 @@ MAKE DEPENDENCIES:
 	libxcb (opt-out, for randr, crtc identification and icc profile listing)
 	libx11 (opt-out, for vidmode)
 	libxxf86vm (opt-out, for vidmode)
+	libdrm (opt-out, for drm)
 	make
 	coreutils
 	sed
diff --git a/Makefile b/Makefile
index 0536c74..bdc5bdd 100644
--- a/Makefile
+++ b/Makefile
@@ -39,7 +39,7 @@ PKGNAME ?= blueshift
 # Bindings for display server access
 SERVER_BINDINGS ?= randr vidmode
 # Executable bindings for display server access
-EXECS ?= idcrtc iccprofile
+EXECS ?= idcrtc iccprofile drm
 
 # Executable library files
 EXECLIBS = $(foreach E,$(EXECS),blueshift_$(E))
@@ -55,6 +55,7 @@ LIBS_idcrtc = xcb-randr
 LIBS_iccprofile = xcb
 LIBS_randr = xcb-randr
 LIBS_vidmode = x11 xxf86vm
+LIBS_drm = libdrm
 LIBS = python3 $(foreach B,$(SERVER_BINDINGS) $(EXECS),$(LIBS_$(B)))
 FLAGS = $$($(PKGCONFIG) --cflags $(LIBS)) -std=$(STD) $(WARN) $(OPTIMISE) -fPIC $(CFLAGS) $(LDFLAGS) $(CPPFLAGS)
 
@@ -94,6 +95,11 @@ bin/blueshift_iccprofile: obj/blueshift_iccprofile.o
 	@mkdir -p bin
 	$(CC) $(FLAGS) $$($(PKGCONFIG) --libs $($(LIBS_))) -o $@ $^
 
+bin/blueshift_drm: LIBS_=LIBS_drm
+bin/blueshift_drm: obj/blueshift_drm_c.o
+	@mkdir -p bin
+	$(CC) $(FLAGS) $$($(PKGCONFIG) --libs $($(LIBS_))) -o $@ $^
+
 bin/blueshift_randr.so: LIBS_=LIBS_randr
 bin/blueshift_vidmode.so: LIBS_=LIBS_vidmode
 bin/%.so: obj/%.o obj/%_c.o
diff --git a/dist/archlinux/stable/PKGBUILD b/dist/archlinux/stable/PKGBUILD
index f51a19f..be80463 100644
--- a/dist/archlinux/stable/PKGBUILD
+++ b/dist/archlinux/stable/PKGBUILD
@@ -7,10 +7,10 @@ pkgdesc="An extensible and highly configurable alternative to redshift"
 arch=(i686 x86_64)
 url="https://github.com/maandree/blueshift"
 license=('AGPL3' 'GPL3' 'custom:GFDL1.3')
-depends=(python3 argparser libxcb libxxf86vm libx11)
+depends=(python3 argparser libxcb libxxf86vm libx11 libdrm)
 optdepends=('adjbacklight: for backlight adjustments without root requirements'
             'linux: for backlight support')
-makedepends=(cython gcc python3 libxcb libxxf86vm libx11 make coreutils sed zip texinfo auto-auto-complete)
+makedepends=(cython gcc python3 libxcb libxxf86vm libx11 libdrm make coreutils sed zip texinfo auto-auto-complete)
 install=blueshift.install
 source=($url/archive/$pkgver.tar.gz)
 sha256sums=(NOT_YET_TAGGED)
diff --git a/src/blueshift_drm_c.c b/src/blueshift_drm_c.c
new file mode 100644
index 0000000..5007a24
--- /dev/null
+++ b/src/blueshift_drm_c.c
@@ -0,0 +1,44 @@
+/**
+ * Copyright © 2014  Mattias Andrée (maandree@member.fsf.org)
+ * 
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ * 
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Affero General Public License for more details.
+ * 
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+#include <stdlib.h>
+#include <stdio.h>
+#include <sys/types.h>
+#include <dirent.h>
+
+#include <xf86drm.h>
+#include <xf86drmMode.h>
+
+/* Requires video group */
+
+
+int main(int argc, char** argv)
+{
+  DIR* dir;
+  
+  (void) argc;
+  (void) argv;
+  
+  if ((dir = opendir("/dev/dri")) == NULL)
+    {
+      perror("opendir");
+      return 1;
+    }
+  
+  free(dir);
+  return 0;
+}
+