Listing 1. configure.ac<remark role="output-file">11005l1.qrk</remark>

<title>Listing 1. configure.ac<remark
role="output-file">11005l1.qrk</remark></title>

<programlisting>
#configure.ac
dnl - dnl represents a comment in automake config files
dnl here we specify the
AC_INIT(midiio,0.1)
AM_INIT_AUTOMAKE(midiio, 0.1)
AC_PROG_CXX
AC_LANG_C
dnl Checks for programs.
AC_PROG_AWK
AC_PROG_CC

dnl Check for headers
AC_CHECK_HEADERS(unistd.h)

dnl Checks for typedefs, structures, and compiler characteristics.
AC_TYPE_SIZE_T

dnl Detect OS we're building on
dnl this next line is required to be able to read the host value
AC_CANONICAL_HOST
dnl Use the value here to add support for other operating systems
echo "Host Value: '${host}'"

case "${host}" in
        *-mingw32*)
                dnl specify Windows specific compiler flags and linker options
                compile_target=win
                CPPFLAGS="$CPPFLAGS -D__WINDOWS_MM__"
                LIBS="$LIBS -lwinmm"
        ;;
        *linux-gnu)
                dnl specify Linux specific compiler flags and linker options
                compile_target=linux
                dnl Check for ALSA
                AC_CHECK_LIB(asound, snd_seq_event_output_direct, alsalib=yes,alsalib=no)
                AC_CHECK_HEADERS(alsa/asoundlib.h,alsaheader=yes, alsaheader=no)

                if test "$alsalib" = "yes"; then
                        if test "$alsaheader" = "yes"; then
                                LIBS="$LIBS -lasound"
                        else
                                AC_MSG_ERROR([** Coulnd't find ALSA header file sys/asoundlib.h **])
                        fi
                else
                        AC_MSG_ERROR([** Couldn't find ALSA library libasound. **])
                fi
                CPPFLAGS="$CPPFLAGS -D__LINUX_ALSASEQ__"
        ;;
esac

AC_HEADER_STDC
AM_CONFIG_HEADER(config.h)
AC_OUTPUT(Makefile src/Makefile)

# Makefile.am

# Here we specify we have files in the source directory to process
AUTOMAKE_OPTIONS = foreign
SUBDIRS = src

# src/Makefile.am
# Here we define there are 2 programs we're compiling
bin_PROGRAMS = midiio midiout
# and here we define what we put together to make the final programs
midiout_SOURCES = midiout.cpp RtMidi.cpp
midiio_SOURCES = midiio.cpp RtMidi.cpp