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CONFIGURE: Add detection of liba52

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This is for an experiment aiming to decode audio for the hi-res
videos in Zork: Grand Inquisitor. I don't know if we want to add
a dependency on liba52, but the license should allow us to include
the code verbatim, if that's preferrable.
This commit is contained in:
Torbjörn Andersson 2015-08-01 20:11:50 +02:00 • committed by Thierry Crozat
parent 14bdaae4d5
commit 8b692f8d89
1 changed files with 52 additions and 1 deletions
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53
configure vendored
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@ -149,6 +149,7 @@ _sndio=auto
_timidity=auto
_zlib=auto
_mpeg2=auto
_a52=auto
_sparkle=auto
_osxdockplugin=auto
_jpeg=auto
@ -1046,7 +1047,10 @@ Optional Libraries:
--with-mpeg2-prefix=DIR prefix where libmpeg2 is installed (optional)
--enable-mpeg2 enable mpeg2 codec for cutscenes [autodetect]
--with-jpeg-prefix=DIR prefix where libjpeg is installed (optional)
--with-a52-prefix=DIR Prefix where liba52 is installed (optional)
--enable-a52 enable a52 codec for MPEG decoder [autodetect]
--with-jpeg-prefix=DIR Prefix where libjpeg is installed (optional)
--disable-jpeg disable JPEG decoder [autodetect]
--with-png-prefix=DIR prefix where libpng is installed (optional)
@ -1176,6 +1180,8 @@ for ac_option in $@; do
--disable-nasm) _nasm=no ;;
--enable-mpeg2) _mpeg2=yes ;;
--disable-mpeg2) _mpeg2=no ;;
--enable-a52) _a52=yes ;;
--disable-a52) _a52=no ;;
--disable-jpeg) _jpeg=no ;;
--enable-jpeg) _jpeg=yes ;;
--disable-png) _png=no ;;
@ -1233,6 +1239,11 @@ for ac_option in $@; do
MPEG2_CFLAGS="-I$arg/include"
MPEG2_LIBS="-L$arg/lib"
;;
--with-a52-prefix=*)
arg=`echo $ac_option | cut -d '=' -f 2`
A52_CFLAGS="-I$arg/include"
A52_LIBS="-L$arg/lib"
;;
--with-alsa-prefix=*)
arg=`echo $ac_option | cut -d '=' -f 2`
ALSA_CFLAGS="-I$arg/include"
@ -4427,6 +4438,46 @@ fi
define_in_config_if_yes "$_mpeg2" 'USE_MPEG2'
echo "$_mpeg2"
#
# Check for liba52
#
echocheck "liba52"
if test "$_a52" = auto ; then
_a52=no
cat > $TMPC << EOF
typedef signed $type_1_byte int8_t;
typedef signed $type_2_byte int16_t;
typedef signed $type_4_byte int32_t;
typedef unsigned $type_1_byte uint8_t;
typedef unsigned $type_2_byte uint16_t;
typedef unsigned $type_4_byte uint32_t;
extern "C" {
#include <a52dec/a52.h>
}
int main(void) {
a52_init(0);
return 0;
}
EOF
if test -n "$_host"; then
# don't execute while cross compiling
cc_check $A52_CFLAGS $A52_LIBS -la52 && _a52=yes
else
cc_check_no_clean $A52_CFLAGS $A52_LIBS -la52 && $TMPO$HOSTEXEEXT && _a52=yes
cc_check_clean
fi
fi
if test "$_a52" = yes ; then
INCLUDES="$INCLUDES $A52_FLAGS"
LIBS="$LIBS $A52_LIBS -la52"
fi
define_in_config_if_yes "$_a52" 'USE_A52'
echo "$_a52"
#
# Check for Sparkle if updates support is enabled
#