From abefe785071181678ef3ae6de901977d25447871 Mon Sep 17 00:00:00 2001
From: Sam Lantinga <slouken@libsdl.org>
Date: Fri, 7 Oct 2016 18:03:08 -0700
Subject: [PATCH] Fixed bug 3043 - fix alsa configury and cmake checks

Ozkan Sezer

SDL's alsa uses snd_pcm_recover() which has been available only since alsa-lib-1.0.11.
---
 cmake/sdlchecks.cmake | 4 +++-
 configure             | 2 +-
 configure.in          | 2 +-
 3 files changed, 5 insertions(+), 3 deletions(-)

diff --git a/cmake/sdlchecks.cmake b/cmake/sdlchecks.cmake
index 08b39ee77..c175cf57c 100644
--- a/cmake/sdlchecks.cmake
+++ b/cmake/sdlchecks.cmake
@@ -105,7 +105,9 @@ macro(CheckALSA)
   if(ALSA)
     CHECK_INCLUDE_FILE(alsa/asoundlib.h HAVE_ASOUNDLIB_H)
     if(HAVE_ASOUNDLIB_H)
-      CHECK_LIBRARY_EXISTS(asound snd_pcm_open "" HAVE_LIBASOUND)
+      CHECK_LIBRARY_EXISTS(asound snd_pcm_recover "" HAVE_LIBASOUND)
+    endif()
+    if(HAVE_LIBASOUND)
       set(HAVE_ALSA TRUE)
       file(GLOB ALSA_SOURCES ${SDL2_SOURCE_DIR}/src/audio/alsa/*.c)
       set(SOURCE_FILES ${SOURCE_FILES} ${ALSA_SOURCES})
diff --git a/configure b/configure
index e9a502211..788a598a2 100755
--- a/configure
+++ b/configure
@@ -17604,7 +17604,7 @@ LIBS="$ALSA_LIBS $LIBS"
 { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ALSA_LIBS" >&5
 $as_echo "$ALSA_LIBS" >&6; }
 
-min_alsa_version=0.9.0
+min_alsa_version=1.0.11
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for libasound headers version >= $min_alsa_version" >&5
 $as_echo_n "checking for libasound headers version >= $min_alsa_version... " >&6; }
 no_alsa=""
diff --git a/configure.in b/configure.in
index 92cd84dec..4560180bf 100644
--- a/configure.in
+++ b/configure.in
@@ -770,7 +770,7 @@ CheckALSA()
 AC_HELP_STRING([--enable-alsa], [support the ALSA audio API [[default=yes]]]),
                   , enable_alsa=yes)
     if test x$enable_audio = xyes -a x$enable_alsa = xyes; then
-        AM_PATH_ALSA(0.9.0, have_alsa=yes, have_alsa=no)
+        AM_PATH_ALSA(1.0.11, have_alsa=yes, have_alsa=no)
         # Restore all flags from before the ALSA detection runs
         CFLAGS="$alsa_save_CFLAGS"
         LDFLAGS="$alsa_save_LDFLAGS"