From de924d73d145c21f2836a79e2ad4ff08af733278 Mon Sep 17 00:00:00 2001
From: SooChan Lim <sc1.lim@samsung.com>
Date: Wed, 13 Aug 2014 16:43:03 +0900
Subject: [PATCH] add the build configuration to distinguish between x11 and
 wayland

Change-Id: Id6008924406df494cbdc2234e4f972c7d372d813
---
 configure.ac          | 14 ++++++++++++++
 packaging/libtbm.spec | 19 ++++++++++++++++++-
 src/tbm_bufmgr.c      | 10 ++++++++--
 3 files changed, 40 insertions(+), 3 deletions(-)

diff --git a/configure.ac b/configure.ac
index a338076..c4440d3 100644
--- a/configure.ac
+++ b/configure.ac
@@ -41,6 +41,13 @@ DEFAULT_BUFMGR_MODULE_PATH="/usr/lib/bufmgr"
 AC_ARG_WITH(bufmgr-module-path, AS_HELP_STRING([--with-bufmgr-module-path=PATH], [tbm bufmgr module dir]),
 				[ BUFMGR_MODULE_PATH="$withval" ],
 				[ BUFMGR_MODULE_PATH="${DEFAULT_BUFMGR_MODULE_PATH}" ])
+
+# set the window system platform where the bufmgr initializes
+AC_ARG_WITH(tbm-platform, AS_HELP_STRING([--with-tbm-platform=WINSYS], [tbm platform (default: X11)]),
+				[ TBM_PLATFORM="$withval" ],
+				[ TBM_PLATFORM="X11" ])
+AC_SUBST(TBM_PLATFORM)
+
 #AC_DEFINE(BUFMGR_MODULE_DIR, "${BUFMGR_MODULE_PATH}", [Directory for the modules of tbm_bufmgr])
 AC_DEFINE_UNQUOTED(BUFMGR_MODULE_DIR, "${BUFMGR_MODULE_PATH}", [Directory for the modules of tbm_bufmgr])
 
@@ -63,6 +70,12 @@ LIBTBM_LIBS="$PTHREADSTUBS_LIBS $LIBDRM_LIBS $LIBDRI2_LIBS $X11_LIBS $CAPI_LIBS"
 AC_SUBST(LIBTBM_CFLAGS)
 AC_SUBST(LIBTBM_LIBS)
 
+if test "x$TBM_PLATFORM" = "xX11"; then
+	AC_DEFINE(HAVE_X11,1,[The window system is X11.])
+else
+	AC_DEFINE(HAVE_WAYLAND,1,[The window system is WAYLAND.])
+fi
+
 AC_OUTPUT([
     src/Makefile
     drm_slp/Makefile
@@ -75,5 +88,6 @@ echo "LDFLAGS           : $LDFLAGS"
 echo "LIBTBM_CFLAGS     : $LIBTBM_CFLAGS"
 echo "LIBTBM_LIBS       : $LIBTBM_LIBS"
 echo "BUFMGR_MODULE_DIR : $BUFMGR_MODULE_PATH"
+echo "TBM_PLATFORM      : $TBM_PLATFORM"
 echo ""
 
diff --git a/packaging/libtbm.spec b/packaging/libtbm.spec
index c31276e..4cbd0be 100644
--- a/packaging/libtbm.spec
+++ b/packaging/libtbm.spec
@@ -1,3 +1,6 @@
+#%bcond_with x
+%bcond_with wayland
+
 Name:           libtbm
 Version:        1.1.0
 Release:        3
@@ -8,8 +11,11 @@ Source0:        %{name}-%{version}.tar.gz
 
 BuildRequires:  pkgconfig(pthread-stubs)
 BuildRequires:  pkgconfig(libdrm)
+%if %{with wayland}
+%else
 BuildRequires:  pkgconfig(x11)
 BuildRequires:  pkgconfig(libdri2)
+%endif
 BuildRequires:  pkgconfig(capi-base-common)
 
 %description
@@ -31,8 +37,13 @@ Development Files.
 
 %build
 
-%reconfigure --prefix=%{_prefix} \
+%if %{with wayland}
+%reconfigure --prefix=%{_prefix} --with-tbm-platform=WAYLAND \
+            CFLAGS="${CFLAGS} -Wall -Werror" LDFLAGS="${LDFLAGS} -Wl,--hash-style=both -Wl,--as-needed"
+%else
+%reconfigure --prefix=%{_prefix} --with-tbm-platform=X11 \
             CFLAGS="${CFLAGS} -Wall -Werror" LDFLAGS="${LDFLAGS} -Wl,--hash-style=both -Wl,--as-needed"
+%endif
 
 make %{?_smp_mflags}
 
@@ -55,7 +66,10 @@ rm -rf %{buildroot}
 %defattr(-,root,root,-)
 /usr/share/license/%{name}
 %{_libdir}/libtbm.so.*
+%if %{with wayland}
+%else
 %{_libdir}/libdrm_slp.so.*
+%endif
 
 %files devel
 %defattr(-,root,root,-)
@@ -66,6 +80,9 @@ rm -rf %{buildroot}
 %{_includedir}/tbm_bufmgr_backend.h
 %{_includedir}/tbm_type.h
 %{_libdir}/libtbm.so
+%if %{with wayland}
+%else
 %{_libdir}/libdrm_slp.so
+%endif
 %{_libdir}/pkgconfig/libtbm.pc
 
diff --git a/src/tbm_bufmgr.c b/src/tbm_bufmgr.c
index 13224b1..35d6885 100755
--- a/src/tbm_bufmgr.c
+++ b/src/tbm_bufmgr.c
@@ -36,9 +36,11 @@ SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
 #include "tbm_bufmgr_backend.h"
 #include "tbm_bufmgr_tgl.h"
 #include "list.h"
+#ifdef HAVE_X11
 #include <X11/Xmd.h>
 #include <dri2.h>
 #include <xf86drm.h>
+#endif
 
 #define DEBUG
 #ifdef DEBUG
@@ -807,8 +809,9 @@ static int _tbm_load_module (tbm_bufmgr bufmgr, int fd)
     return ret;
 }
 
+#ifdef HAVE_X11
 static int
-_tbm_bufmgr_get_drm_fd()
+_tbm_bufmgr_get_drm_fd_x11()
 {
     int screen;
     Display *display;
@@ -893,6 +896,7 @@ _tbm_bufmgr_get_drm_fd()
     XCloseDisplay(display);
     return fd;
 }
+#endif
 
 tbm_bufmgr
 tbm_bufmgr_init (int fd)
@@ -926,7 +930,9 @@ tbm_bufmgr_init (int fd)
 
     if (fd < 0)
     {
-        fd = _tbm_bufmgr_get_drm_fd();
+#ifdef HAVE_X11
+        fd = _tbm_bufmgr_get_drm_fd_x11();
+#endif
         if (fd < 0)
         {
             TBM_LOG ("[libtbm:%d] Fail get drm fd\n", getpid());
-- 
2.7.4