AC_INIT(lnav, 0.5.1, lnav@googlegroups.com)
AC_CONFIG_SRCDIR([src/lnav.cc])
AM_INIT_AUTOMAKE([foreign])
AM_SILENT_RULES([yes])

AC_PREFIX_DEFAULT(/usr/)

AC_CANONICAL_HOST

for defdir in /usr/local /opt/local; do
    if test -d "$defdir/include"; then
	CPPFLAGS="$CPPFLAGS -I$defdir/include"
    fi

    if test -d "$defdir/lib"; then
	LDFLAGS="$LDFLAGS -L$defdir/lib"
    fi
    if test -d "$defdir/lib64"; then
	LDFLAGS="$LDFLAGS -L$defdir/lib64"
    fi
done

dnl abssrcdir is the absolute path to the source base (regardless of where
dnl you are building it)
case x$srcdir in
x/*)
	abssrcdir=$srcdir
	;;
*)
	abssrcdir=`pwd`/$srcdir
	;;
esac
AC_SUBST(abssrcdir)

AC_PROG_CXX

# CFLAGS=`echo $CFLAGS | sed 's/-O2//g'`
# CXXFLAGS=`echo $CXXFLAGS | sed 's/-O2//g'`

AC_ARG_ENABLE([static],
              AS_HELP_STRING([--disable-static],
                             [Disable static linking]))
if test x"${enable_static}" != x"no"; then
    case "$host_os" in
    darwin*)
	STATIC_LDFLAGS="$STATIC_LDFLAGS -Wl,-search_paths_first -Lstatic-libs"
	# This is a hack to link against static libraries instead of shared
	# on OS X so that we can build a mostly statically link exe that can
	# be downloaded and used right away.
	mkdir -p src/static-libs
	for libflag in $LDFLAGS; do
		case $libflag in
		-Lstatic-libs)
			;;
		-L*)
			ln -sf `echo $libflag/*.a | sed -e 's/-L//'` \
			    src/static-libs/.;
			;;
		esac
	done
	;;
    *)
   	STATIC_LDFLAGS="$STATIC_LDFLAGS -static"
	;;
    esac
fi
AC_SUBST(STATIC_LDFLAGS)

AC_ARG_ENABLE([profiling],
              AS_HELP_STRING([--enable-profiling],
                             [Compile with gprof(1) profiling support]))

AC_MSG_CHECKING(gprof(4) profiling support)
if test x"${enable_profiling}" = x"yes" ; then
	CFLAGS="$CFLAGS -pg -gstabs"
	CXXFLAGS="$CXXFLAGS -pg -gstabs"
	LDFLAGS="$LDFLAGS -pg"
else
	enable_profiling=no
fi
AC_MSG_RESULT($enable_profiling)

AC_SUBST(CFLAGS_PG)

AC_PROG_INSTALL
AC_PROG_RANLIB
AC_PROG_LN_S
AC_PROG_MAKE_SET

AC_CHECK_SIZEOF(off_t)
AC_CHECK_SIZEOF(size_t)

AC_SEARCH_LIBS(openpty, util)
AC_SEARCH_LIBS(gzseek, z, [], [AC_MSG_ERROR([libz required to build])])
AC_SEARCH_LIBS(BZ2_bzopen, bz2)
AC_SEARCH_LIBS(dlopen, dl)

# Sometimes, curses depends on these libraries being linked in...
AC_SEARCH_LIBS(cur_term, tinfo)
AC_SEARCH_LIBS(Gpm_Open, gpm)

AC_CHECK_HEADERS(pty.h util.h zlib.h bzlib.h libutil.h)

AX_WITH_CURSES
AX_PATH_LIB_PCRE([], [AC_MSG_ERROR([pcre required to build])])
AX_PATH_LIB_READLINE([], [AC_MSG_ERROR([readline required to build])])

AX_LIB_SQLITE3("3.0.0")

case "$host_os" in
    *)
	# AC_DEFINE([_XOPEN_SOURCE], [500], [Need pread])
	AC_DEFINE([_BSD_SOURCE], [1], [Need pread])
	;;
esac

AC_CONFIG_HEADERS([src/config.h])
AC_CONFIG_FILES([Makefile])
AC_CONFIG_FILES([TESTS_ENVIRONMENT])
AC_CONFIG_FILES([src/Makefile])
AC_CONFIG_FILES([test/Makefile])

AC_OUTPUT