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Simplify and improve dynamic library detection, taken from SDL_image
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@slouken
slouken committed Oct 13, 2009
1 parent c2efbc9 commit 25126d3
Showing 1 changed file with 40 additions and 98 deletions.
138 changes: 40 additions & 98 deletions configure.in
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Expand Up @@ -112,6 +112,29 @@ CPPFLAGS="$CPPFLAGS $EXTRA_CFLAGS"
CFLAGS="$CFLAGS $EXTRA_CFLAGS"
LDFLAGS="$LDFLAGS $EXTRA_LDFLAGS"

dnl set this to use on systems that use lib64 instead of lib
base_libdir=`echo \${libdir} | sed 's/.*\/\(.*\)/\1/; q'`

dnl Function to find a library in the compiler search path
find_lib()
{
gcc_bin_path=[`$CC -print-search-dirs 2>/dev/null | fgrep programs: | sed 's/[^=]*=\(.*\)/\1/' | sed 's/:/ /g'`]
gcc_lib_path=[`$CC -print-search-dirs 2>/dev/null | fgrep libraries: | sed 's/[^=]*=\(.*\)/\1/' | sed 's/:/ /g'`]
env_lib_path=[`echo $LIBS $LDFLAGS $* | sed 's/-L[ ]*//g'`]
if test "$cross_compiling" = yes; then
host_lib_path=""
else
host_lib_path="/usr/$base_libdir /usr/local/$base_libdir"
fi
for path in $gcc_bin_path $gcc_lib_path $env_lib_path $host_lib_path; do
lib=[`ls -- $path/$1 2>/dev/null | sort | sed 's/.*\/\(.*\)/\1/; q'`]
if test x$lib != x; then
echo $lib
return
fi
done
}

dnl Check for compiler characteristics
AC_C_CONST
AC_C_INLINE
Expand Down Expand Up @@ -541,9 +564,6 @@ AC_HELP_STRING([--enable-altivec], [use Altivec assembly routines [[default=yes]
fi
fi

dnl set this to use on systems that use lib64 instead of lib
base_libdir=`echo \${libdir} | sed 's/.*\/\(.*\)/\1/; q'`

dnl See if the OSS audio interface is supported
CheckOSS()
{
Expand Down Expand Up @@ -604,21 +624,8 @@ AC_HELP_STRING([--enable-alsa], [support the ALSA audio API [[default=yes]]]),
AC_ARG_ENABLE(alsa-shared,
AC_HELP_STRING([--enable-alsa-shared], [dynamically load ALSA audio support [[default=yes]]]),
, enable_alsa_shared=yes)
if test "x`echo $ALSA_LIBS | grep -- -L`" = "x"; then
if test "x`ls /$base_libdir/libasound.so.* 2> /dev/null`" != "x"; then
ALSA_LIBS="-L/$base_libdir $ALSA_LIBS"
elif test "x`ls /usr/$base_libdir/libasound.so.* 2> /dev/null`" != "x"; then
ALSA_LIBS="-L/usr/$base_libdir $ALSA_LIBS"
elif test "x`ls /usr/local/$base_libdir/libasound.so.* 2> /dev/null`" != "x"; then
ALSA_LIBS="-L/usr/local/$base_libdir $ALSA_LIBS"
fi
fi
alsa_lib_spec=`echo $ALSA_LIBS | sed 's/.*-L\([[^ ]]*\).*/\1\/libasound.so.*/'`
if test x$alsa_lib_spec = x; then
alsa_lib_spec="/usr/$base_libdir/libasound.so.*"
fi
alsa_lib=`ls -- $alsa_lib_spec | sed 's/.*\/\(.*\)/\1/; q'`
echo "-- $alsa_lib_spec -> $alsa_lib"
alsa_lib=[`find_lib "libasound.so.*" "$ALSA_LIBS" | sed 's/.*\/\(.*\)/\1/; q'`]
echo "-- dynamic libasound -> $alsa_lib"

AC_DEFINE(SDL_AUDIO_DRIVER_ALSA)
SOURCES="$SOURCES $srcdir/src/audio/alsa/*.c"
Expand Down Expand Up @@ -712,12 +719,8 @@ AC_HELP_STRING([--enable-esd], [support the Enlightened Sound Daemon [[default=y
AC_ARG_ENABLE(esd-shared,
AC_HELP_STRING([--enable-esd-shared], [dynamically load ESD audio support [[default=yes]]]),
, enable_esd_shared=yes)
esd_lib_spec=`echo $ESD_LIBS | sed 's/.*-L\([[^ ]]*\).*/\1\/libesd.so.*/'`
if test x$esd_lib_spec = x; then
esd_lib_spec="/usr/$base_libdir/libesd.so.*"
fi
esd_lib=`ls -- $esd_lib_spec | sed 's/.*\/\(.*\)/\1/; q'`
echo "-- $esd_lib_spec -> $esd_lib"
esd_lib=[`find_lib "libesd.so.*" "$ESD_LIBS" | sed 's/.*\/\(.*\)/\1/; q'`]
echo "-- dynamic libesd -> $esd_lib"

AC_DEFINE(SDL_AUDIO_DRIVER_ESD)
SOURCES="$SOURCES $srcdir/src/audio/esd/*.c"
Expand Down Expand Up @@ -755,29 +758,16 @@ AC_HELP_STRING([--enable-pulseaudio], [use PulseAudio [[default=yes]]]),
PULSEAUDIO_CFLAGS=`$PKG_CONFIG --cflags libpulse-simple`
PULSEAUDIO_LIBS=`$PKG_CONFIG --libs libpulse-simple`
audio_pulseaudio=yes
fi
fi
fi
AC_MSG_RESULT($audio_pulseaudio)

if test x$audio_pulseaudio = xyes; then
AC_ARG_ENABLE(pulseaudio-shared,
AC_HELP_STRING([--enable-pulseaudio-shared], [dynamically load PulseAudio support [[default=yes]]]),
, enable_pulseaudio_shared=yes)
if test "x`echo $PULSEAUDIO_LIBS | grep -- -L`" = "x"; then
if test "x`ls /$base_libdir/libpulse-simple.so.* 2> /dev/null`" != "x"; then
PULSEAUDIO_LIBS="-L/$base_libdir $PULSEAUDIO_LIBS"
elif test "x`ls /usr/$base_libdir/libpulse-simple.so.* 2> /dev/null`" != "x"; then
PULSEAUDIO_LIBS="-L/usr/$base_libdir $PULSEAUDIO_LIBS"
elif test "x`ls /usr/local/$base_libdir/libpulse-simple.so.* 2> /dev/null`" != "x"; then
PULSEAUDIO_LIBS="-L/usr/local/$base_libdir $PULSEAUDIO_LIBS"
fi
fi
pulseaudio_lib_spec=`echo $PULSEAUDIO_LIBS | sed 's/.*-L\([[^ ]]*\).*/\1\/libpulse-simple.so.*/'`
if test x$pulse_lib_spec = x; then
pulse_lib_spec="/usr/$base_libdir/libpulse-simple.so.*"
fi
pulseaudio_lib=`ls -- $pulseaudio_lib_spec | sed 's/.*\/\(.*\)/\1/; q'`
echo "-- $pulseaudio_lib_spec -> $pulseaudio_lib"
pulseaudio_lib=[`find_lib "libpulse-simple.so.*" "$PULSEAUDIO_LIBS" | sed 's/.*\/\(.*\)/\1/; q'`]
echo "-- dynamic libpulse-simple -> $pulseaudio_lib"

AC_DEFINE(SDL_AUDIO_DRIVER_PULSEAUDIO)
SOURCES="$SOURCES $srcdir/src/audio/pulseaudio/*.c"
Expand Down Expand Up @@ -809,7 +799,6 @@ AC_HELP_STRING([--enable-arts], [support the Analog Real Time Synthesizer [[defa
else
ARTS_CFLAGS=`$ARTSCONFIG --cflags`
ARTS_LIBS=`$ARTSCONFIG --libs`
ARTS_PREFIX=`$ARTSCONFIG --arts-prefix`
AC_MSG_CHECKING(for aRts development environment)
audio_arts=no
save_CFLAGS="$CFLAGS"
Expand All @@ -827,9 +816,8 @@ AC_HELP_STRING([--enable-arts], [support the Analog Real Time Synthesizer [[defa
AC_ARG_ENABLE(arts-shared,
AC_HELP_STRING([--enable-arts-shared], [dynamically load aRts audio support [[default=yes]]]),
, enable_arts_shared=yes)
arts_lib_spec="$ARTS_PREFIX/$base_libdir/libartsc.so.*"
arts_lib=`ls -- $arts_lib_spec | sed 's/.*\/\(.*\)/\1/; q'`
echo "-- $arts_lib_spec -> $arts_lib"
arts_lib=[`find_lib "libartsc.so.*" "$ARTS_LIBS" | sed 's/.*\/\(.*\)/\1/; q'`]
echo "-- dynamic libartsc -> $arts_lib"

AC_DEFINE(SDL_AUDIO_DRIVER_ARTS)
SOURCES="$SOURCES $srcdir/src/audio/arts/*.c"
Expand Down Expand Up @@ -886,21 +874,8 @@ AC_HELP_STRING([--enable-nas], [support the NAS audio API [[default=yes]]]),
AC_ARG_ENABLE(nas-shared,
AC_HELP_STRING([--enable-nas-shared], [dynamically load NAS audio support [[default=yes]]]),
, enable_nas_shared=yes)
if test "x`echo $NAS_LIBS | grep -- -L`" = "x"; then
if test "x`ls /lib/libaudio.so.* 2> /dev/null`" != "x"; then
NAS_LIBS="-L/lib $NAS_LIBS"
elif test "x`ls /usr/lib/libaudio.so.* 2> /dev/null`" != "x"; then
NAS_LIBS="-L/usr/lib $NAS_LIBS"
elif test "x`ls /usr/local/lib/libaudio.so.* 2> /dev/null`" != "x"; then
NAS_LIBS="-L/usr/local/lib $NAS_LIBS"
fi
fi
nas_lib_spec=`echo $NAS_LIBS | sed 's/.*-L\([[^ ]]*\).*/\1\/libaudio.so.*/'`
if test x$nas_lib_spec = x; then
nas_lib_spec="/usr/$base_libdir/libaudio.so.*"
fi
nas_lib=`ls -- $nas_lib_spec | sed 's/.*\/\(.*\)/\1/; q'`
echo "-- $nas_lib_spec -> $nas_lib"
nas_lib=[`find_lib "libaudio.so.*" "$NAS_LIBS" | sed 's/.*\/\(.*\)/\1/; q'`]
echo "-- dynamic libaudio -> $nas_lib"

if test x$have_loadso != xyes && \
test x$enable_nas_shared = xyes; then
Expand Down Expand Up @@ -1019,45 +994,12 @@ AC_HELP_STRING([--enable-x11-shared], [dynamically load X11 support [[default=ma
x11ext_lib='libXext.so'
;;
*)
x11_lib_spec=[`echo $X_LIBS | sed 's/.*-L\([^ ]*\).*/\1/'`]
for path in $x11_lib_path /usr/$base_libdir /usr/X11/$base_libdir /usr/X11R6/$base_libdir; do
if test "x$x11_lib" = "x"; then
x11_lib=[`ls -- $path/libX11.so.[0-9] 2>/dev/null | sort -r | sed 's/.*\/\(.*\)/\1/; q'`]
if test "x$x11_lib" = "x"; then
x11_lib=[`ls -- $path/libX11.so.[0-9]* 2>/dev/null | sort -r | sed 's/.*\/\(.*\)/\1/; q'`]
fi
fi
if test "x$x11ext_lib" = "x"; then
x11ext_lib=[`ls -- $path/libXext.so.[0-9] 2>/dev/null | sort -r | sed 's/.*\/\(.*\)/\1/; q'`]
if test "x$x11ext_lib" = "x"; then
x11ext_lib=[`ls -- $path/libXext.so.[0-9]* 2>/dev/null | sort -r | sed 's/.*\/\(.*\)/\1/; q'`]
fi
fi
if test "x$xrender_lib" = "x"; then
xrender_lib=[`ls -- $path/libXrender.so.[0-9] 2>/dev/null | sort -r | sed 's/.*\/\(.*\)/\1/; q'`]
if test "x$xrender_lib" = "x"; then
xrender_lib=[`ls -- $path/libXrender.so.[0-9]* 2>/dev/null | sort -r | sed 's/.*\/\(.*\)/\1/; q'`]
fi
fi
if test "x$xrandr_lib" = "x"; then
xrandr_lib=[`ls -- $path/libXrandr.so.[0-9] 2>/dev/null | sort -r | sed 's/.*\/\(.*\)/\1/; q'`]
if test "x$xrandr_lib" = "x"; then
xrandr_lib=[`ls -- $path/libXrandr.so.[0-9]* 2>/dev/null | sort -r | sed 's/.*\/\(.*\)/\1/; q'`]
fi
fi
if test "x$xinput_lib" = "x"; then
xinput_lib=[`ls -- $path/libXi.so.[0-9] 2>/dev/null | sort -r | sed 's/.*\/\(.*\)/\1/; q'`]
if test "x$xinput_lib" = "x"; then
xinput_lib=[`ls -- $path/libXi.so.[0-9]* 2>/dev/null | sort -r | sed 's/.*\/\(.*\)/\1/; q'`]
fi
fi
if test "x$xss_lib" = "x"; then
xss_lib=[`ls -- $path/libXss.so.[0-9] 2>/dev/null | sort -r | sed 's/.*\/\(.*\)/\1/; q'`]
if test "x$xss_lib" = "x"; then
xss_lib=[`ls -- $path/libXss.so.[0-9]* 2>/dev/null | sort -r | sed 's/.*\/\(.*\)/\1/; q'`]
fi
fi
done
x11_lib=[`find_lib "libX11.so.*" "$X_LIBS -L/usr/X11/$base_libdir -L/usr/X11R6/$base_libdir" | sed 's/.*\/\(.*\)/\1/; q'`]
x11ext_lib=[`find_lib "libXext.so.*" "$X_LIBS -L/usr/X11/$base_libdir -L/usr/X11R6/$base_libdir" | sed 's/.*\/\(.*\)/\1/; q'`]
xrender_lib=[`find_lib "libXrender.so.*" "$X_LIBS -L/usr/X11/$base_libdir -L/usr/X11R6/$base_libdir" | sed 's/.*\/\(.*\)/\1/; q'`]
xrandr_lib=[`find_lib "libXrandr.so.*" "$X_LIBS -L/usr/X11/$base_libdir -L/usr/X11R6/$base_libdir" | sed 's/.*\/\(.*\)/\1/; q'`]
xinput_lib=[`find_lib "libXi.so.*" "$X_LIBS -L/usr/X11/$base_libdir -L/usr/X11R6/$base_libdir" | sed 's/.*\/\(.*\)/\1/; q'`]
xss_lib=[`find_lib "libXss.so.*" "$X_LIBS -L/usr/X11/$base_libdir -L/usr/X11R6/$base_libdir" | sed 's/.*\/\(.*\)/\1/; q'`]
;;
esac

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