dnl INITIALIZATION

AC_INIT([ezstream], [0.3.0], [grmo@users.sourceforge.net])
AC_PREREQ(2.61)
AC_CONFIG_SRCDIR(src/ezstream.c)
AM_INIT_AUTOMAKE
AC_CONFIG_HEADERS(src/config.h)
AC_CONFIG_LIBOBJ_DIR(src)
AM_MAINTAINER_MODE
AC_USE_SYSTEM_EXTENSIONS


dnl SETUP

EXAMPLES_DIR="\$(datadir)/examples/${PACKAGE_TARNAME}"
AC_ARG_ENABLE(examplesdir,
	AS_HELP_STRING([--enable-examplesdir=DIR],
		[example configuration files installation directory (default: DATADIR/examples/ezstream)]),
[case "$enableval" in
	yes) ;;
	no) AC_MSG_ERROR([Must have an example configuration files install dir.]) ;;
	*) EXAMPLES_DIR="$enableval" ;;
esac], [])
AC_SUBST(EXAMPLES_DIR)

AC_CANONICAL_HOST

if test -z "$GCC"; then
	case $host in 
	*-irix*)
		XIPH_CPPFLAGS="-fullwarn"
		;;
	*-solaris*)
		XIPH_CPPFLAGS="-v"
		;;
	*)
		;;
	esac
else
	XIPH_CPPFLAGS="-Wall -Wwrite-strings -Wpointer-arith -Wsign-compare -Wstrict-prototypes -Wmissing-prototypes -Wmissing-declarations"
fi


dnl MISC SYSTEM CHARACTERISTICS

dnl __progname check adapted from OpenNTPd-portable's configure.ac
AC_MSG_CHECKING([whether libc defines __progname])
AC_LINK_IFELSE(
	[AC_LANG_PROGRAM([[#include <stdio.h>]],
		[[extern char *__progname; printf("%s\n", __progname); ]])],
	[ac_cv_libc_defines___progname="yes"],
	[ac_cv_libc_defines___progname="no"]
)
if test x"$ac_cv_libc_defines___progname" = "xyes"; then
	AC_MSG_RESULT([yes])
	AC_DEFINE(HAVE___PROGNAME, 1, [Define whether libc defines __progname])
else
	AC_MSG_RESULT([no])
fi

AC_C_CONST
AC_TYPE_SIZE_T


dnl USEFUL HEADERS

AC_CHECK_HEADERS(sys/time.h paths.h signal.h)


dnl LIBRARY FUNCTIONS

AC_CHECK_LIB(gen, basename)
AC_CHECK_FUNCS(arc4random gettimeofday random srandomdev stat)
AC_REPLACE_FUNCS(getopt strlcat strlcpy strtonum)
if test x"$ac_cv_header_signal_h" = "xyes"; then
	AC_CHECK_FUNCS([sigaction], [
		AC_DEFINE(HAVE_SIGNALS, 1, [Define whether we have BSD signals])
		], [], [#include <signal.h>])
fi


dnl CONFIGURE OPTIONS

dnl Check for Ogg Vorbis
XIPH_PATH_OGG(, AC_MSG_ERROR([Must have libogg 1.x installed.]))
XIPH_PATH_VORBIS(, AC_MSG_ERROR([Must have libvorbis 1.x installed.]))

dnl Check for libshout.
XIPH_PATH_SHOUT(, AC_MSG_ERROR([Must have libshout 2.x installed.]))

dnl Check for libxml
XIPH_PATH_XML(, AC_MSG_ERROR([Must have libxml 2.x installed.]))

dnl Assemble *FLAGS and *LIBS in the proper order.
XIPH_VAR_APPEND([XIPH_CFLAGS], [$OGG_CFLAGS])
XIPH_VAR_PREPEND([XIPH_LIBS], [$OGG_LIBS])
XIPH_VAR_APPEND([XIPH_CFLAGS], [$VORBIS_CFLAGS])
XIPH_VAR_PREPEND([XIPH_LIBS], [$VORBIS_LIBS])
XIPH_VAR_APPEND([XIPH_CFLAGS], [$VORBISFILE_CFLAGS])
XIPH_VAR_PREPEND([XIPH_LIBS], [$VORBISFILE_LIBS])
XIPH_VAR_APPEND([XIPH_CFLAGS], [$SHOUT_CFLAGS])
XIPH_VAR_APPEND([XIPH_CPPFLAGS], [$SHOUT_CPPFLAGS])
XIPH_VAR_PREPEND([XIPH_LIBS], [$SHOUT_LIBS])
XIPH_VAR_APPEND([XIPH_CFLAGS], [$XML_CFLAGS])
XIPH_VAR_PREPEND([XIPH_LIBS], [$XML_LIBS])


dnl OUTPUT

AC_CONFIG_FILES(Makefile \
		conf/Makefile \
		doc/Makefile \
		m4/Makefile \
		src/Makefile \
		win32/Makefile)

AC_SUBST(XIPH_CPPFLAGS)
AC_SUBST(XIPH_CFLAGS)
AC_SUBST(XIPH_LIBS)
AC_SUBST(LIBS)
AC_SUBST(CFLAGS)

AC_OUTPUT