Simplify the cmake backend handling a bit

1 files changed, 24 insertions, 31 deletions

diff --git a/CMakeLists.txt b/CMakeLists.txt
index 861d57b4..e42288ad 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -614,6 +614,16 @@ SET(HAVE_PULSEAUDIO 0)
 SET(HAVE_COREAUDIO  0)
 SET(HAVE_OPENSL     0)
 SET(HAVE_WAVE       0)
+IF(WIN32 OR HAVE_DLFCN_H)
+    SET(IS_LINKED "")
+    MACRO(ADD_BACKEND_LIBS _LIBS)
+    ENDMACRO()
+ELSE()
+    SET(IS_LINKED " (linked)")
+    MACRO(ADD_BACKEND_LIBS _LIBS)
+        SET(EXTRA_LIBS ${_LIBS} ${EXTRA_LIBS})
+    ENDMACRO()
+ENDIF()
 
 # Check ALSA backend
 OPTION(ALSOFT_REQUIRE_ALSA "Require ALSA backend" OFF)
@@ -622,13 +632,9 @@ IF(ALSA_FOUND)
     OPTION(ALSOFT_BACKEND_ALSA "Enable ALSA backend" ON)
     IF(ALSOFT_BACKEND_ALSA)
         SET(HAVE_ALSA 1)
+        SET(BACKENDS  "${BACKENDS} ALSA${IS_LINKED},")
         SET(ALC_OBJS  ${ALC_OBJS} Alc/backends/alsa.c)
-        IF(HAVE_DLFCN_H OR WIN32)
-            SET(BACKENDS  "${BACKENDS} ALSA,")
-        ELSE()
-            SET(BACKENDS  "${BACKENDS} ALSA \(linked\),")
-            SET(EXTRA_LIBS ${ALSA_LIBRARIES} ${EXTRA_LIBS})
-        ENDIF()
+        ADD_BACKEND_LIBS(${ALSA_LIBRARIES})
         IF(CMAKE_VERSION VERSION_LESS "2.8.8")
             INCLUDE_DIRECTORIES(${ALSA_INCLUDE_DIRS})
         ENDIF()
@@ -645,8 +651,8 @@ IF(OSS_FOUND)
     OPTION(ALSOFT_BACKEND_OSS "Enable OSS backend" ON)
     IF(ALSOFT_BACKEND_OSS)
         SET(HAVE_OSS 1)
-        SET(ALC_OBJS  ${ALC_OBJS} Alc/backends/oss.c)
         SET(BACKENDS  "${BACKENDS} OSS,")
+        SET(ALC_OBJS  ${ALC_OBJS} Alc/backends/oss.c)
         IF(CMAKE_VERSION VERSION_LESS "2.8.8")
             INCLUDE_DIRECTORIES(${OSS_INCLUDE_DIRS})
         ENDIF()
@@ -663,8 +669,8 @@ IF(AUDIOIO_FOUND)
     OPTION(ALSOFT_BACKEND_SOLARIS "Enable Solaris backend" ON)
     IF(ALSOFT_BACKEND_SOLARIS)
         SET(HAVE_SOLARIS 1)
-        SET(ALC_OBJS  ${ALC_OBJS} Alc/backends/solaris.c)
         SET(BACKENDS  "${BACKENDS} Solaris,")
+        SET(ALC_OBJS  ${ALC_OBJS} Alc/backends/solaris.c)
         IF(CMAKE_VERSION VERSION_LESS "2.8.8")
             INCLUDE_DIRECTORIES(${AUDIOIO_INCLUDE_DIRS})
         ENDIF()
@@ -681,8 +687,8 @@ IF(SOUNDIO_FOUND)
     OPTION(ALSOFT_BACKEND_SNDIO "Enable SndIO backend" ON)
     IF(ALSOFT_BACKEND_SNDIO)
         SET(HAVE_SNDIO 1)
+        SET(BACKENDS  "${BACKENDS} SndIO (linked),")
         SET(ALC_OBJS  ${ALC_OBJS} Alc/backends/sndio.c)
-        SET(BACKENDS  "${BACKENDS} SndIO \(linked\),")
         SET(EXTRA_LIBS ${SOUNDIO_LIBRARIES} ${EXTRA_LIBS})
         IF(CMAKE_VERSION VERSION_LESS "2.8.8")
             INCLUDE_DIRECTORIES(${SOUNDIO_INCLUDE_DIRS})
@@ -700,9 +706,9 @@ IF(QSA_FOUND)
     OPTION(ALSOFT_BACKEND_QSA "Enable QSA backend" ON)
     IF(ALSOFT_BACKEND_QSA)
         SET(HAVE_QSA 1)
+        SET(BACKENDS  "${BACKENDS} QSA (linked),")
         SET(ALC_OBJS  ${ALC_OBJS} Alc/backends/qsa.c)
         SET(EXTRA_LIBS ${QSA_LIBRARIES} ${EXTRA_LIBS})
-        SET(BACKENDS  "${BACKENDS} QSA \(linked\),")
         IF(CMAKE_VERSION VERSION_LESS "2.8.8")
             INCLUDE_DIRECTORIES(${QSA_INCLUDE_DIRS})
         ENDIF()
@@ -719,13 +725,9 @@ IF(DSOUND_FOUND)
     OPTION(ALSOFT_BACKEND_DSOUND "Enable DirectSound backend" ON)
     IF(ALSOFT_BACKEND_DSOUND)
         SET(HAVE_DSOUND 1)
+        SET(BACKENDS  "${BACKENDS} DirectSound${IS_LINKED},")
         SET(ALC_OBJS  ${ALC_OBJS} Alc/backends/dsound.c)
-        IF(HAVE_DLFCN_H OR WIN32)
-            SET(BACKENDS  "${BACKENDS} DirectSound,")
-        ELSE()
-            SET(BACKENDS  "${BACKENDS} DirectSound \(linked\),")
-            SET(EXTRA_LIBS ${DSOUND_LIBRARIES} ${EXTRA_LIBS})
-        ENDIF()
+        ADD_BACKEND_LIBS(${DSOUND_LIBRARIES})
         IF(CMAKE_VERSION VERSION_LESS "2.8.8")
             INCLUDE_DIRECTORIES(${DSOUND_INCLUDE_DIRS})
         ENDIF()
@@ -743,9 +745,8 @@ IF(HAVE_WINDOWS_H)
         OPTION(ALSOFT_BACKEND_MMDEVAPI "Enable MMDevApi backend" ON)
         IF(ALSOFT_BACKEND_MMDEVAPI)
             SET(HAVE_MMDEVAPI 1)
-            SET(ALC_OBJS  ${ALC_OBJS} Alc/backends/mmdevapi.c)
-
             SET(BACKENDS  "${BACKENDS} MMDevApi,")
+            SET(ALC_OBJS  ${ALC_OBJS} Alc/backends/mmdevapi.c)
         ENDIF()
     ENDIF()
 ENDIF()
@@ -763,8 +764,8 @@ IF(HAVE_WINDOWS_H)
             OPTION(ALSOFT_BACKEND_WINMM "Enable Windows Multimedia backend" ON)
             IF(ALSOFT_BACKEND_WINMM)
                 SET(HAVE_WINMM 1)
-                SET(ALC_OBJS  ${ALC_OBJS} Alc/backends/winmm.c)
                 SET(BACKENDS  "${BACKENDS} WinMM,")
+                SET(ALC_OBJS  ${ALC_OBJS} Alc/backends/winmm.c)
                 SET(EXTRA_LIBS winmm ${EXTRA_LIBS})
             ENDIF()
         ENDIF()
@@ -781,13 +782,9 @@ IF(PORTAUDIO_FOUND)
     OPTION(ALSOFT_BACKEND_PORTAUDIO "Enable PortAudio backend" ON)
     IF(ALSOFT_BACKEND_PORTAUDIO)
         SET(HAVE_PORTAUDIO 1)
+        SET(BACKENDS  "${BACKENDS} PortAudio${IS_LINKED},")
         SET(ALC_OBJS  ${ALC_OBJS} Alc/backends/portaudio.c)
-        IF(HAVE_DLFCN_H OR WIN32)
-            SET(BACKENDS  "${BACKENDS} PortAudio,")
-        ELSE()
-            SET(BACKENDS  "${BACKENDS} PortAudio \(linked\),")
-            SET(EXTRA_LIBS ${PORTAUDIO_LIBRARIES} ${EXTRA_LIBS})
-        ENDIF()
+        ADD_BACKEND_LIBS(${PORTAUDIO_LIBRARIES})
         IF(CMAKE_VERSION VERSION_LESS "2.8.8")
             INCLUDE_DIRECTORIES(${PORTAUDIO_INCLUDE_DIRS})
         ENDIF()
@@ -804,13 +801,9 @@ IF(PULSEAUDIO_FOUND)
     OPTION(ALSOFT_BACKEND_PULSEAUDIO "Enable PulseAudio backend" ON)
     IF(ALSOFT_BACKEND_PULSEAUDIO)
         SET(HAVE_PULSEAUDIO 1)
+        SET(BACKENDS  "${BACKENDS} PulseAudio${IS_LINKED},")
         SET(ALC_OBJS  ${ALC_OBJS} Alc/backends/pulseaudio.c)
-        IF(HAVE_DLFCN_H OR WIN32)
-            SET(BACKENDS  "${BACKENDS} PulseAudio,")
-        ELSE()
-            SET(BACKENDS  "${BACKENDS} PulseAudio \(linked\),")
-            SET(EXTRA_LIBS ${PULSEAUDIO_LIBRARIES} ${EXTRA_LIBS})
-        ENDIF()
+        ADD_BACKEND_LIBS(${PULSEAUDIO_LIBRARIES})
         IF(CMAKE_VERSION VERSION_LESS "2.8.8")
             INCLUDE_DIRECTORIES(${PULSEAUDIO_INCLUDE_DIRS})
         ENDIF()