audacia/m4/audacity_checklib_libnyquis...

49 lines
1.8 KiB
Plaintext

dnl add Audacity / Nyquist license?
dnl Please increment the serial number below whenever you alter this macro
dnl for the benefit of automatic macro update systems
# audacity_checklib_libnyquist.m4 serial 2
dnl Check for Nyquist as a library
AC_DEFUN([AUDACITY_CHECKLIB_LIBNYQUIST], [
AC_ARG_ENABLE(nyquist,
[AS_HELP_STRING([--enable-nyquist],
[enable Nyquist plug-in support [default=yes]])],
LIBNYQUIST_ARGUMENT=$enableval,
LIBNYQUIST_ARGUMENT="unspecified")
dnl Nyquist is never installed on the system
dnl nyx is home-cooked by us, so system copy is unlikely
LIBNYQUIST_SYSTEM_AVAILABLE="no"
dnl see if Nyquist is available locally
AC_CHECK_FILE(${srcdir}/lib-src/libnyquist/nyx.h,
LIBNYQUIST_LOCAL_AVAILABLE="yes",
LIBNYQUIST_LOCAL_AVAILABLE="no")
if test "$LIBNYQUIST_LOCAL_AVAILABLE" = "yes" ; then
AC_MSG_NOTICE([nyquist libraries are available in the local tree])
else
AC_MSG_NOTICE([nyquist libraries are NOT available in the local tree])
fi
])
AC_DEFUN([AUDACITY_CONFIG_LIBNYQUIST], [
if test "$LIBNYQUIST_USE_LOCAL" = yes; then
LIBNYQUIST_CFLAGS='-I$(top_srcdir)/lib-src/libnyquist'
LIBNYQUIST_LIBS='$(top_builddir)/lib-src/libnyquist/libnyquist.a'
AC_CONFIG_SUBDIRS([lib-src/libnyquist])
fi
AC_SUBST([LIBNYQUIST_CFLAGS])
AC_SUBST([LIBNYQUIST_LIBS])
AM_CONDITIONAL([USE_LIBNYQUIST], [test "$LIBNYQUIST_USE_LOCAL" = yes -o "$LIBNYQUIST_USE_SYSTEM" = yes])
AM_CONDITIONAL([USE_LOCAL_LIBNYQUIST], [test "$LIBNYQUIST_USE_LOCAL" = yes])
if test "$LIBNYQUIST_USE_LOCAL" = yes -o "$LIBNYQUIST_USE_SYSTEM" = yes; then
AC_DEFINE(USE_NYQUIST, 1,
[Define if Nyquist support should be enabled])
fi
])