furnace/extern/rtmidi/configure.ac
2022-02-13 15:02:43 -05:00

254 lines
9.1 KiB
Text

# Process this file with autoconf to produce a configure script.
AC_INIT(RtMidi, 5.0.0, gary.scavone@mcgill.ca, rtmidi)
AC_CONFIG_AUX_DIR(config)
AC_CONFIG_SRCDIR(RtMidi.cpp)
AC_CONFIG_FILES([rtmidi-config rtmidi.pc Makefile tests/Makefile doc/Makefile doc/doxygen/Doxyfile])
AM_INIT_AUTOMAKE([1.14 -Wall -Werror foreign subdir-objects])
# libtool version: current:revision:age
#
# If the library source code has changed at all since the last update, then
# increment revision (`c:r:a' becomes `c:r+1:a').
#
# If any interfaces have been added, removed, or changed since the last update,
# increment current, and set revision to 0.
#
# If any interfaces have been added since the last public release, then
# increment age.
#
# If any interfaces have been removed since the last public release, then set
# age to 0.
m4_define([lt_current], 6)
m4_define([lt_revision], 0)
m4_define([lt_age], 0)
m4_define([lt_version_info], [lt_current:lt_revision:lt_age])
m4_define([lt_current_minus_age], [m4_eval(lt_current - lt_age)])
SO_VERSION=lt_version_info
AC_SUBST(SO_VERSION)
AC_SUBST(LIBS)
AC_SUBST(api)
AC_SUBST(req)
AC_SUBST(req_libs)
api=""
req=""
req_libs=""
# Fill GXX with something before test.
GXX="no"
# if the user did not provide any CXXFLAGS, we can override them
AS_IF([test "x$CXXFLAGS" = "x" ], [override_cxx=yes], [override_cxx=no])
AS_IF([test "x$CFLAGS" = "x" ], [override_c=yes], [override_c=no])
# Check version number coherency between RtMidi.h and configure.ac
AC_MSG_CHECKING([that version numbers are coherent])
RTMIDI_VERSION=`sed -n 's/#define RTMIDI_VERSION "\(.*\)"/\1/p' $srcdir/RtMidi.h`
AS_IF(
[test "x$RTMIDI_VERSION" != "x$PACKAGE_VERSION"],
[AC_MSG_FAILURE([testing RTMIDI_VERSION==PACKAGE_VERSION failed, check that RtMidi.h defines RTMIDI_VERSION as "$PACKAGE_VERSION" or that the first line of configure.ac has been updated.])])
# Enable some nice automake features if they are available
m4_ifdef([AM_MAINTAINER_MODE], [AM_MAINTAINER_MODE])
m4_ifdef([AM_SILENT_RULES], [AM_SILENT_RULES([yes])])
# standards version
m4_include([m4/ax_cxx_compile_stdcxx.m4])
AX_CXX_COMPILE_STDCXX(11, noext, mandatory)
# configure flags
AC_ARG_ENABLE([debug], [AS_HELP_STRING([--enable-debug], [enable various debugging output])])
AC_ARG_WITH(jack, [AS_HELP_STRING([--with-jack], [choose JACK server support])])
AC_ARG_WITH(alsa, [AS_HELP_STRING([--with-alsa], [choose native ALSA sequencer API support (linux only)])])
AC_ARG_WITH(core, [AS_HELP_STRING([--with-core], [ choose CoreMIDI API support (mac only)])])
AC_ARG_WITH(winmm, [AS_HELP_STRING([--with-winmm], [ choose Windows MultiMedia (MM) API support (win32 only)])])
AC_ARG_WITH(winks, [AS_HELP_STRING([--with-winks], [ choose kernel streaming support (win32 only)])])
AC_ARG_WITH(webmidi, [AS_HELP_STRING([--with-webmidi], [ choose Web MIDI support])])
# Checks for programs.
AC_PROG_CXX(g++ CC c++ cxx)
AM_PROG_AR
AC_PATH_PROG(AR, ar, no)
AS_IF([test "x$AR" = "xno"], [
AC_MSG_ERROR([Could not find ar - needed to create a library])
])
LT_INIT([win32-dll])
AC_CONFIG_MACRO_DIR([m4])
# Checks for header files.
AC_HEADER_STDC
#AC_CHECK_HEADERS(sys/ioctl.h unistd.h)
# Check for POSIX semaphore support
AC_CHECK_HEADER([semaphore.h], [
AC_CHECK_LIB(pthread, sem_init,
AC_DEFINE([HAVE_SEMAPHORE],[1],[Define to 1 if you have POSIX semaphore support on your system.]),
AC_MSG_WARN([POSIX semaphore support not found; data may be lost on closePort]))
])
# check for debug
AC_MSG_CHECKING(whether to compile debug version)
debugflags=""
object_path=Release
AS_CASE([${enable_debug}],
[ yes ], [
AC_MSG_RESULT([yes])
CPPFLAGS="-D__RTMIDI_DEBUG ${CPPFLAGS}"
debugflags="${debugflags} -g"
object_path=Debug
],
[ no ], [
AC_MSG_RESULT([no!])
debugflags="${debugflags} -O3"
], [
AC_MSG_RESULT([no])
])
# For debugging and optimization ... overwrite default because it has both -g and -O2
AS_IF([test "x$debugflags" != x],
AS_IF([test "x$override_cxx" = "xyes" ], CXXFLAGS="$CXXFLAGS $debugflags", CXXFLAGS="$debugflags $CXXFLAGS")
AS_IF([test "x$override_c" = "xyes" ], CFLAGS="$CFLAGS $debugflags", CFLAGS="$debugflags $CFLAGS")
)
# Check compiler and use -Wall if gnu.
AS_IF([test "x$GXX" = "xyes"], [
CXXFLAGS="-Wall -Wextra ${CXXFLAGS}"
])
# Checks for doxygen
AC_CHECK_PROG( DOXYGEN, [doxygen], [doxygen] )
AM_CONDITIONAL( MAKE_DOC, [test "x${DOXYGEN}" != x] )
# Copy doc files to build dir if necessary
AC_CONFIG_LINKS( [doc/doxygen/footer.html:doc/doxygen/footer.html] )
AC_CONFIG_LINKS( [doc/doxygen/header.html:doc/doxygen/header.html] )
AC_CONFIG_LINKS( [doc/doxygen/tutorial.txt:doc/doxygen/tutorial.txt] )
AC_CONFIG_LINKS( [doc/images/ccrma.gif:doc/images/ccrma.gif] )
AC_CONFIG_LINKS( [doc/images/mcgill.gif:doc/images/mcgill.gif] )
# Checks for package options and external software
AC_CANONICAL_HOST
# Aggregate options into a single string.
AS_IF([test "x$with_jack" = "xyes"], [systems="$systems jack"])
AS_IF([test "x$with_alsa" = "xyes"], [systems="$systems alsa"])
AS_IF([test "x$with_core" = "xyes"], [systems="$systems core"])
AS_IF([test "x$with_winmm" = "xyes"], [systems="$systems winmm"])
AS_IF([test "x$with_winks" = "xyes"], [systems="$systems winks"])
AS_IF([test "x$with_webmidi" = "xyes"], [systems="$systems webmidi"])
AS_IF([test "x$with_dummy" = "xyes"], [systems="$systems dummy"])
required=" $systems "
# If none, assign defaults if any are known for this OS.
# User must specified with-* options for any unknown OS.
AS_IF([test "x$systems" = "x"],
AS_CASE([$host],
[*-*-linux*], [systems="alsa jack"],
[*-*-gnu], [systems="jack"],
[*-*-kfreebsd*-gnu], [systems="jack"],
[*-apple*], [systems="core jack"],
[*-mingw32*], [systems="winmm winks jack"],
[*-mingw64*], [systems="winmm winks jack"]
))
# If any were specifically requested disabled, do it.
AS_IF([test "x$with_jack" = "xno"], [systems=`echo $systems|tr ' ' \\\\n|grep -v jack`])
AS_IF([test "x$with_alsa" = "xno"], [systems=`echo $systems|tr ' ' \\\\n|grep -v alsa`])
AS_IF([test "x$with_winmm" = "xno"], [systems=`echo $systems|tr ' ' \\\\n|grep -v winmm`])
AS_IF([test "x$with_winks" = "xno"], [systems=`echo $systems|tr ' ' \\\\n|grep -v winks`])
AS_IF([test "x$with_core" = "xno"], [systems=`echo $systems|tr ' ' \\\\n|grep -v core`])
AS_IF([test "x$with_webmidi" = "xno"], [systems=`echo $systems|tr ' ' \\\\n|grep -v webmidi`])
AS_IF([test "x$with_dummy" = "xno"], [systems=`echo $systems|tr ' ' \\\\n|grep -v dummy`])
systems=" `echo $systems|tr \\\\n ' '` "
# For each MIDI system, check if it is selected and found.
# Note: Order specified above is not necessarily respected. However,
# *actual* priority is set at run-time, see RtMidiIn::openMidiApi and RtMidiOut::openMidiApi.
# One AS_CASE per system, since they are not mutually-exclusive.
AS_CASE(["$systems"], [*" jack "*], [
AC_CHECK_LIB(jack, jack_client_open,
[api="$api -D__UNIX_JACK__"
req="$req jack"
need_pthread=yes
found="$found Jack"
LIBS="-ljack $LIBS"],
AS_CASE(["$required"], [*" jack "*],
AC_MSG_ERROR([JACK support requires the jack library!])))
AC_CHECK_LIB(jack, jack_port_rename, AC_DEFINE(JACK_HAS_PORT_RENAME), )
])
AS_CASE(["$systems"], [*" alsa "*], [
AC_CHECK_LIB(asound, snd_seq_open,
[api="$api -D__LINUX_ALSA__"
req="$req alsa"
need_pthread=yes
found="$found ALSA"
LIBS="-lasound $LIBS"],
AS_CASE(["$required"], [*" alsa "*],
AC_MSG_ERROR([ALSA support requires the asound library!])))
])
AS_CASE(["$systems"], [*" core "*], [
AC_CHECK_HEADER(CoreMIDI/CoreMIDI.h,
[api="$api -D__MACOSX_CORE__"
req_libs="$req_libs -framework CoreMIDI -framework CoreAudio -framework CoreFoundation"
need_pthread=yes
found="$found CoreMIDI",
LIBS="$LIBS -framework CoreMIDI -framework CoreFoundation -framework CoreAudio"],
AS_CASE(["$required"], [*" core "*],
AC_MSG_ERROR([CoreMIDI header files not found!])))
])
AS_CASE(["$systems"], [*" winmm "*], [
AC_CHECK_HEADERS(windows.h mmsystem.h,
[api="$api -D__WINDOWS_MM__"
CPPFLAGS="-I$srcdir/include $CPPFLAGS"
need_ole32=yes
found="$found WinMM"
api="$api -D__WINDOWS_MM__"
LIBS="-lwinmm ${LIBS}"])
])
AS_CASE(["$systems"], [*" winks "*], [
AC_CHECK_HEADERS(windows.h audioclient.h avrt.h mmdeviceapi.h,
[api="$api -D__WINDOWS_WINKS__"
CPPFLAGS="-I$srcdir/include $CPPFLAGS"
need_ole32=yes
found="$found kernel-streaming"
api="$api -D__WINDOWS_WINKS__"
LIBS="-lsetupapi -lksuser ${LIBS}"])
])
AS_CASE(["$systems"], [*" webmidi "*], [
AC_CHECK_HEADERS(emscripten.h,
[api="$api -D__WEB_MIDI_API__"
found="$found Web MIDI"])
])
AS_IF([test -n "$need_ole32"], [LIBS="-lole32 $LIBS"])
AS_IF([test -n "$need_pthread"],[
AC_MSG_CHECKING([for pthread])
AC_CHECK_LIB(pthread, pthread_create, ,
AC_MSG_ERROR([RtAudio requires the pthread library!]))])
AC_MSG_CHECKING([for MIDI API])
# Error case: no known realtime systems found.
AS_IF([test x"$api" = "x"], [
AC_MSG_RESULT([none])
AC_MSG_ERROR([No known system type found for MIDI support!])
], [
AC_MSG_RESULT([$found])
])
CPPFLAGS="$CPPFLAGS $api"
AC_OUTPUT
chmod oug+x rtmidi-config