File: configure.in

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AC_INIT(README)
AC_PREREQ(2.59)
AM_INIT_AUTOMAKE(chasen, 2.4.5)
AM_CONFIG_HEADER(config.h)
AM_MAINTAINER_MODE

AC_PROG_CC
AC_PROG_CXX
AM_PROG_LIBTOOL
AC_PROG_CPP
AC_PROG_INSTALL
AC_PROG_LEX
AC_PROG_LN_S
AC_PROG_MAKE_SET

# Before making a release, the LTVERSION string should be modified.
# The string is of the form C:R:A.
# - If interfaces have been changed or added, but binary compatibility has
#   been preserved, change to C+1:0:A+1
# - If binary compatibility has been broken (eg removed or changed interfaces)
#   change to C+1:0:0
# - If the interface is the same as the previous version, change to C:R+1:A
LTVERSION="2:4:0"
AC_SUBST(LTVERSION)

dnl Checks for programs.
AC_ISC_POSIX
AC_PROG_INSTALL
AC_PROG_MAKE_SET

dnl Checks for header files.
AC_HEADER_STDC
AC_CHECK_HEADERS([fcntl.h limits.h stdlib.h string.h sys/param.h unistd.h])
AC_CHECK_HEADERS([sys/param.h sys/types.h netinet/in.h])
AC_CHECK_HEADERS([io.h windows.h])

# Checks for typedefs, structures, and compiler characteristics.
AC_C_CONST
AC_TYPE_OFF_T
AC_TYPE_SIZE_T

# Checks for library functions.
AC_FUNC_MALLOC
AC_FUNC_MEMCMP
AC_FUNC_MMAP
AC_FUNC_REALLOC
AC_FUNC_VPRINTF
AC_CHECK_FUNCS([mblen memset munmap strchr strpbrk strrchr])

AC_MSG_CHECKING([for darts.h])
AC_ARG_WITH(darts,
    [  --with-darts=[DIR]      specify a path for the header file of Darts],
    [if test "${with_darts}" = yes; then
	vi_darts_path="/usr/local/include"
     else
        vi_darts_path=${with_darts}
     fi
     CXXFLAGS="${CXXFLAGS} -I${vi_darts_path}"
    ])

AC_LANG_CPLUSPLUS

AC_CACHE_VAL(cl_cv_header_darts, [
AC_TRY_COMPILE([#include <darts.h>],[;], [cl_cv_header_darts=yes], [
    AC_MSG_ERROR(no header of Darts. You need to get darts-0.32 or higher from http://chasen.org/~taku/software/darts/.)])])
AC_MSG_RESULT($cl_cv_header_darts)
#AC_CACHE_VAL(cl_cv_header_darts_version, [
#    AC_TRY_CPP([],cl_cv_header_darts_version=yes,[AC_MSG_ERROR(an old version of darts.h is found. You need to get darts-0.32 or higher from http://chasen.org/~taku/software/darts/.)])])
#AC_MSG_RESULT(checking for darts.h version >= 0.32... $cl_cv_header_darts_version)
AC_LANG_C

AC_ARG_WITH(libiconv,
    [  --with-libiconv=[DIR]   use libiconv [in DIR]],
    [if test x"${with_libiconv}" != x ; then
	ICONV_CFLAGS="-I${with_libiconv}/include"
	LIBS="$LIBS -L${with_libiconv}/lib"
        AC_SUBST(ICONV_CFLAGS)
     fi])

AC_CHECK_LIB(iconv, iconv, [], [
	AC_CHECK_HEADER(iconv.h, [], AC_MSG_ERROR([ChaSen needs iconv]))])

AC_DEFUN(cl_VAR_ICONV_ARG, [
     for CODE in $2; do
       if (echo | iconv -f ${CODE} -t 'UTF-8' > iconv_test 2>&1); then
	 vi_iconv_arg_$1=${CODE}; break
     fi;
     done
     rm -f iconv_test
     if test x"$vi_iconv_arg_$1" = x; then
	 AC_MSG_ERROR($3)
     fi
     AC_DEFINE_UNQUOTED(ICONV_$1, "$vi_iconv_arg_$1")
     ])

AC_MSG_CHECKING([iconv args])
cl_VAR_ICONV_ARG(EUCJP, [EUC-JP EUCJP eucJP], [cannot use EUC-JP with iconv])
cl_VAR_ICONV_ARG(SJIS, [SHIFT_JIS SHIFT-JIS SJIS],
    [cannot use Shift_JIS with iconv])
cl_VAR_ICONV_ARG(88591, [ISO-8859-1 ISO_8859-1 8859-1 ISO8859-1],
    [cannot use ISO-8859-1 with iconv])
AC_MSG_RESULT([$vi_iconv_arg_EUCJP $vi_iconv_arg_SJIS $vi_iconv_arg_88591])

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

dnl Checks for library functions.
AC_FUNC_MEMCMP
AC_FUNC_MMAP

case "$host_os" in
    mingw* | os2*)
    RCPATH='c:\\\\Program Files\\\\chasen\\\\etc\\\\chasenrc'
    ;;
    *)
    # UNIX like-system
    RCPATH="$sysconfdir/chasenrc"
    ;;
esac
AC_SUBST(RCPATH)

if test -n "${GCC}"; then
 	CFLAGS="${CFLAGS} -Wall"
fi


AC_OUTPUT([ 
	    Makefile 
	    chasen-config
	    chasen/Makefile
	    mkchadic/Makefile
	    doc/Makefile 
	    lib/Makefile
	    tests/Makefile
	    chasen.spec
	  ],
	  [chmod +x chasen-config])


# removed the following entry from AC_OUTPUT
#	    lib/Makefile.mingw32

# Local Variables:
# mode:shell-script
# sh-indentation:4
# End: