AC_PREREQ(2.53)
AC_INIT([Epson Inkjet Printer Driver (ESC/P-R) for Linux],
	[1.2.0],
	[Seiko Epson Corporation <linux-printer@epson.jp>],
	[epson-inkjet-printer-escpr])
dnl  keep ALL versioning info in one location
AC_SUBST(PACKAGE_RELEASE, [1])
AC_SUBST(LSB_VER, [3.2])
AC_SUBST(VENDOR_NAME, ["Seiko Epson Corporation"])

AC_CONFIG_HEADER([config.h])
AC_CONFIG_SRCDIR(src/filter.c)
AC_CONFIG_MACRO_DIR([m4])

AM_INIT_AUTOMAKE([gnu 1.7])

dnl Checks for programs.
AC_PROG_CC
AC_C_CONST
AC_PROG_CPP
AC_PROG_INSTALL
AC_PROG_LN_S
AC_PROG_LIBTOOL
AM_PROG_CC_C_O

dnl Checks for argments.
AC_CHECK_PROG([have_cups_config], [cups-config], [yes], [no])

if test "xNONE" != "x${prefix}" ; then
   cups_default_prefix="${prefix}"
else
   cups_default_prefix="${ac_default_prefix}"
fi

AC_ARG_WITH([cupsfilterdir],
  [AS_HELP_STRING([--with-cupsfilterdir=DIR],
        [CUPS binary directory, where filters are stored.])],
  [],
  [with_cupsfilterdir=no])
if test "xno" = "x${with_cupsfilterdir}"; then
   if test "xyes" = "x$have_cups_config" ; then
      dnl `@<:@' , `@:>@' are replaced with  `[' , `]'
      CUPS_FILTER_DIR="${cups_default_prefix}`cups-config --serverbin | sed -e 's,^/@<:@^/@:>@@<:@^/@:>@*,,'`/filter"
   else
      CUPS_FILTER_DIR="${cups_default_prefix}/lib/cups/filter"
   fi
else
   CUPS_FILTER_DIR="${with_cupsfilterdir}"
fi

AC_ARG_WITH([cupsppddir],
  [AS_HELP_STRING([--with-cupsppddir=DIR],
        [CUPS ppd directory])],
  [],
  [with_cupsppddir=no])
if test "xno" = "x${with_cupsppddir}"; then
   if test -d "${cups_default_prefix}/share/ppd" ; then
      CUPS_PPD_DIR="${cups_default_prefix}/share/ppd"
   elif test "xyes" = "x$have_cups_config" ; then
      dnl `@<:@' , `@:>@' are replaced with  `[' , `]'
      CUPS_PPD_DIR="${cups_default_prefix}/`cups-config --datadir | sed -e 's,^/@<:@^/@:>@@<:@^/@:>@*,,'`/model"
   else
      CUPS_PPD_DIR="${cups_default_prefix}/share/cups/model"
   fi
else
   CUPS_PPD_DIR="${with_cupsppddir}"
fi

AC_SUBST(CUPS_FILTER_DIR)
AC_SUBST(CUPS_PPD_DIR)


dnl Checks for header files.
AC_HEADER_STDC
AC_HEADER_STAT
AC_HEADER_TIME
AC_STRUCT_TM
AC_TYPE_PID_T
AC_TYPE_SIZE_T

AC_CHECK_HEADERS([\
        cups/cups.h \
        cups/ppd.h \
        cups/raster.h \
        ])
AC_CHECK_HEADERS([\
        ctype.h \
        errno.h \
        fcntl.h \
        malloc.h \
        signal.h \
        stdarg.h \
        stddef.h \
        stdlib.h \
        string.h \
        sys/stat.h \
        sys/types.h \
        time.h \
        unistd.h \
        ])

# Checks for libraries.
AC_CHECK_LIB([cups], [ppdOpenFile])
AC_CHECK_LIB([cupsimage], [cupsRasterOpen])

# Checks for library functions.
AC_FUNC_MALLOC
AC_FUNC_MEMCMP
AC_TYPE_SIGNAL
AC_CHECK_FUNCS([\
        memset \
        strcspn \
        strerror \
        strrchr \
        ])

AC_CONFIG_FILES([\
        Makefile \
        epson-inkjet-printer-escpr.spec \
        layout_script/Makefile \
        lsb/lsb-rpm.spec \
		lib/Makefile \
        ppd/Makefile \
        src/Makefile \
        ])

AC_OUTPUT