dnl Some modifications by Richard Boulton <richard-alsa@tartarus.org>
dnl Christopher Lansdown <lansdoct@cs.alfred.edu>
dnl Jaroslav Kysela <perex@suse.cz>
-dnl Last modification: $Id: alsa.m4,v 1.22 2002/05/27 11:14:20 tiwai Exp $
+dnl Last modification: $Id: alsa.m4,v 1.23 2004/01/16 18:14:22 tiwai Exp $
dnl AM_PATH_ALSA([MINIMUM-VERSION [, ACTION-IF-FOUND [, ACTION-IF-NOT-FOUND]]])
dnl Test for libasound, and define ALSA_CFLAGS and ALSA_LIBS as appropriate.
dnl enables arguments --with-alsa-prefix=
dnl --with-alsa-enc-prefix=
-dnl --disable-alsatest (this has no effect, as yet)
+dnl --disable-alsatest
dnl
dnl For backwards compatibility, if ACTION_IF_NOT_FOUND is not specified,
dnl and the alsa libraries are not found, a fatal AC_MSG_ERROR() will result.
dnl
-AC_DEFUN(AM_PATH_ALSA,
+AC_DEFUN([AM_PATH_ALSA],
[dnl Save the original CFLAGS, LDFLAGS, and LIBS
alsa_save_CFLAGS="$CFLAGS"
alsa_save_LDFLAGS="$LDFLAGS"
dnl FIXME: this is not yet implemented
AC_ARG_ENABLE(alsatest,
[ --disable-alsatest Do not try to compile and run a test Alsa program],
-[enable_alsatest=no],
+[enable_alsatest="$enableval"],
[enable_alsatest=yes])
dnl Add any special include directories
AC_LANG_RESTORE
dnl Now that we know that we have the right version, let's see if we have the library and not just the headers.
+if test "x$enable_alsatest" = "xyes"; then
AC_CHECK_LIB([asound], [snd_ctl_open],,
[ifelse([$3], , [AC_MSG_ERROR(No linkable libasound was found.)])
alsa_found=no]
)
+fi
if test "x$alsa_found" = "xyes" ; then
ifelse([$2], , :, [$2])