configure: build SDL if only SDL2 available
Right now if SDL2 is installed but not SDL1, default configure will
entirely disable SDL. Check upfront for SDL2 using pkg-config, but
still prefer SDL1 if both versions are installed.
Signed-off-by: Cole Robinson <crobinso@redhat.com>
Message-id: c9e570b5964d128a3595efe3170129a3da459776.1462557436.git.crobinso@redhat.com
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
diff --git a/configure b/configure
index c37fc5f..0b53fac 100755
--- a/configure
+++ b/configure
@@ -207,7 +207,7 @@
netmap="no"
pixman=""
sdl=""
-sdlabi="1.2"
+sdlabi=""
virtfs=""
vnc="yes"
sparse="no"
@@ -2420,6 +2420,16 @@
# Look for sdl configuration program (pkg-config or sdl-config). Try
# sdl-config even without cross prefix, and favour pkg-config over sdl-config.
+if test "$sdlabi" = ""; then
+ if $pkg_config --exists "sdl"; then
+ sdlabi=1.2
+ elif $pkg_config --exists "sdl2"; then
+ sdlabi=2.0
+ else
+ sdlabi=1.2
+ fi
+fi
+
if test $sdlabi = "2.0"; then
sdl_config=$sdl2_config
sdlname=sdl2