80 lines
2.2 KiB
Plaintext
80 lines
2.2 KiB
Plaintext
dnl XIPH_PATH_SHOUT
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dnl Jack Moffitt <jack@icecast.org> 08-06-2001
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dnl Rewritten for libshout 2
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dnl Brendan Cully <brendan@xiph.org> 20030612
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dnl
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dnl $Id: shout.m4 7180 2004-07-20 02:50:54Z brendan $
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# XIPH_PATH_SHOUT([ACTION-IF-FOUND [, ACTION-IF-NOT-FOUND]])
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# Test for libshout, and define SHOUT_CPPFLAGS SHOUT_CFLAGS SHOUT_LIBS, and
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# SHOUT_THREADSAFE
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AC_DEFUN([XIPH_PATH_SHOUT],
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[dnl
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xt_have_shout="no"
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SHOUT_THREADSAFE="no"
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SHOUT_CPPFLAGS=""
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SHOUT_CFLAGS=""
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SHOUT_LIBS=""
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# NB: PKG_CHECK_MODULES exits if pkg-config is unavailable on the target
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# system, so we can't use it.
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# seed pkg-config with the default libshout location
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PKG_CONFIG_PATH=${PKG_CONFIG_PATH:-/usr/local/lib/pkgconfig}
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export PKG_CONFIG_PATH
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# Step 1: Use pkg-config if available
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AC_PATH_PROG([PKGCONFIG], [pkg-config], [no])
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if test "$PKGCONFIG" != "no" && `$PKGCONFIG --exists shout`
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then
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SHOUT_CFLAGS=`$PKGCONFIG --variable=cflags_only shout`
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SHOUT_CPPFLAGS=`$PKGCONFIG --variable=cppflags shout`
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SHOUT_LIBS=`$PKGCONFIG --libs shout`
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xt_have_shout="maybe"
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else
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if test "$PKGCONFIG" != "no"
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then
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AC_MSG_NOTICE([$PKGCONFIG couldn't find libshout. Try adjusting PKG_CONFIG_PATH.])
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fi
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# pkg-config unavailable, try shout-config
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AC_PATH_PROG([SHOUTCONFIG], [shout-config], [no])
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if test "$SHOUTCONFIG" != "no" && test `$SHOUTCONFIG --package` = "libshout"
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then
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SHOUT_CPPFLAGS=`$SHOUTCONFIG --cppflags`
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SHOUT_CFLAGS=`$SHOUTCONFIG --cflags-only`
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SHOUT_LIBS=`$SHOUTCONFIG --libs`
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xt_have_shout="maybe"
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fi
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fi
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# Now try actually using libshout
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if test "$xt_have_shout" != "no"
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then
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ac_save_CPPFLAGS="$CPPFLAGS"
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ac_save_CFLAGS="$CFLAGS"
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ac_save_LIBS="$LIBS"
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CPPFLAGS="$CPPFLAGS $SHOUT_CPPFLAGS"
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CFLAGS="$CFLAGS $SHOUT_CFLAGS"
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LIBS="$SHOUT_LIBS $LIBS"
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AC_CHECK_HEADERS([shout/shout.h], [
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AC_CHECK_FUNC([shout_new], [
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ifelse([$1], , :, [$1])
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xt_have_shout="yes"
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])
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AC_EGREP_CPP([yes], [#include <shout/shout.h>
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#if SHOUT_THREADSAFE
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yes
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#endif
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], [SHOUT_THREADSAFE="yes"])
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])
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CPPFLAGS="$ac_save_CPPFLAGS"
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CFLAGS="$ac_save_CFLAGS"
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LIBS="$ac_save_LIBS"
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fi
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if test "$xt_have_shout" != "yes"
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then
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ifelse([$2], , :, [$2])
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fi
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])dnl XIPH_PATH_SHOUT
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