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audacity/m4/audacity_checklib_portaudio.m4
lllucius 15eef6421e Applying 2 of Benjamin's patches to add an autogen script and to
enable support for using the system portaudio library.  The latter
also corrects a long standing bug that prevented using config.status
to regenerate src/Makefile.

As a result of the above, I've taken Benjamin's *_LOCAL_CONFIGURE_ARGS
idea and propagated its usage to the other place where ac_configure_args
was being set directly.

Removed old stuff from lib-src/Makefile.in and made the library locations
for portaudio and portmixer like the rest (a symlink in lib-src).

Reworked portmixer's configure.ac to properly detect host apis.
2011-03-30 16:14:51 +00:00

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dnl Please increment the serial number below whenever you alter this macro
dnl for the benefit of automatic macro update systems
# audacity_checklib_portaudio.m4 serial 1
AC_DEFUN([AUDACITY_CHECKLIB_PORTAUDIO], [
AC_ARG_WITH(portaudio,
[AS_HELP_STRING([--with-portaudio], [use portaudio19])],
PORTAUDIO_ARGUMENT=$withval,
PORTAUDIO_ARGUMENT="unspecified")
dnl see if portaudio is installed on the system
PKG_CHECK_MODULES(PORTAUDIO, portaudio-2.0 >= 19,
portaudio_available_system="yes",
portaudio_available_system="no")
if test "x$portaudio_available_system" = "xyes" ; then
AC_EGREP_HEADER([Pa_GetStreamHostApiType], [portaudio.h],
[have_portaudio_support=yes], [have_portaudio_support=no])
if test "x$have_portaudio_support" = "xyes" ; then
PORTAUDIO_SYSTEM_AVAILABLE="yes"
PORTAUDIO_SYSTEM_LIBS=$PORTAUDIO_LIBS
PORTAUDIO_SYSTEM_CXXFLAGS=$PORTAUDIO_CFLAGS
AC_MSG_NOTICE([portaudio19 library is available as system library])
else
PORTAUDIO_SYSTEM_AVAILABLE="no"
AC_MSG_NOTICE([portaudio19 library is available as system library, but does not have the Pa_GetStreamHostApiType function.])
fi
else
PORTAUDIO_SYSTEM_AVAILABLE="no"
AC_MSG_NOTICE([portaudio19 library is NOT available as system library])
fi
dnl see if portaudio is available locally
AC_CHECK_FILE(${srcdir}/lib-src/portaudio-v19/include/portaudio.h,
portaudio_h_found="yes",
portaudio_h_found="no")
if test "x$portaudio_h_found" = "xyes" ; then
PORTAUDIO_LOCAL_AVAILABLE="yes"
PORTAUDIO_LOCAL_LIBS="libportaudio.a"
PORTAUDIO_LOCAL_CXXFLAGS='-I$(top_srcdir)/lib-src/portaudio-v19/include'
dnl set up configuring portaudio
PORTAUDIO_LOCAL_CONFIG_SUBDIRS="lib-src/portaudio-v19"
PORTAUDIO_LOCAL_CONFIGURE_ARGS="--with-pa-include=../portaudio-v19/include"
AC_MSG_NOTICE([portaudio19 library is available in the local tree])
else
PORTAUDIO_LOCAL_AVAILABLE="no"
AC_MSG_NOTICE([portaudio19 library is NOT available in the local tree])
fi
])