configure.ac

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  AC_MSG_RESULT(unknown)
fi
if test "$CYGWIN" != "yes"; then
  AC_CYGWIN
fi
if test "$CYGWIN" = "yes"; then
  BUILD_EXEEXT=.exe
else
  BUILD_EXEEXT=$EXEEXT
fi
if test x"$cross_compiling" = xno; then
  TARGET_EXEEXT=$BUILD_EXEEXT
else
  TARGET_EXEEXT=$config_TARGET_EXEEXT
fi
if test "$TARGET_EXEEXT" = ".exe"; then
  if test $OS2_SHELL ; then
    OS_UNIX=0
    OS_WIN=0
    OS_OS2=1
    TARGET_CFLAGS="$TARGET_CFLAGS -DOS_OS2=1"
    if test "$ac_compiler_gnu" == "yes" ; then
      TARGET_CFLAGS="$TARGET_CFLAGS -Zomf -Zexe -Zmap"
      BUILD_CFLAGS="$BUILD_CFLAGS -Zomf -Zexe"
    fi
  else
    OS_UNIX=0
    OS_WIN=1
    OS_OS2=0
    tclsubdir=win
    TARGET_CFLAGS="$TARGET_CFLAGS -DOS_WIN=1"
  fi
else
  OS_UNIX=1
  OS_WIN=0
  OS_OS2=0
  tclsubdir=unix
  TARGET_CFLAGS="$TARGET_CFLAGS -DOS_UNIX=1"
fi

AC_SUBST(BUILD_EXEEXT)
AC_SUBST(OS_UNIX)
AC_SUBST(OS_WIN)
AC_SUBST(OS_OS2)
AC_SUBST(TARGET_EXEEXT)

##########
# Figure out all the parameters needed to compile against Tcl.
#
# This code is derived from the SC_PATH_TCLCONFIG and SC_LOAD_TCLCONFIG
# macros in the in the tcl.m4 file of the standard TCL distribution.
# Those macros could not be used directly since we have to make some
# minor changes to accomodate systems that do not have TCL installed.
#
AC_ARG_ENABLE(tcl, AC_HELP_STRING([--disable-tcl],[do not build TCL extension]),
      [use_tcl=$enableval],[use_tcl=yes])
if test "${use_tcl}" = "yes" ; then
  AC_ARG_WITH(tcl, AC_HELP_STRING([--with-tcl=DIR],[directory containing tcl configuration (tclConfig.sh)]), with_tclconfig=${withval})
  AC_MSG_CHECKING([for Tcl configuration])
  AC_CACHE_VAL(ac_cv_c_tclconfig,[
    # First check to see if --with-tcl was specified.
    if test x"${with_tclconfig}" != x ; then
      if test -f "${with_tclconfig}/tclConfig.sh" ; then
        ac_cv_c_tclconfig=`(cd ${with_tclconfig}; pwd)`
      else
        AC_MSG_ERROR([${with_tclconfig} directory doesn't contain tclConfig.sh])
      fi
    fi
    # then check for a private Tcl installation
    if test x"${ac_cv_c_tclconfig}" = x ; then
      for i in \
            ../tcl \
            `ls -dr ../tcl[[8-9]].[[0-9]].[[0-9]]* 2>/dev/null` \
            `ls -dr ../tcl[[8-9]].[[0-9]] 2>/dev/null` \
            `ls -dr ../tcl[[8-9]].[[0-9]]* 2>/dev/null` \
            ../../tcl \
            `ls -dr ../../tcl[[8-9]].[[0-9]].[[0-9]]* 2>/dev/null` \
            `ls -dr ../../tcl[[8-9]].[[0-9]] 2>/dev/null` \
            `ls -dr ../../tcl[[8-9]].[[0-9]]* 2>/dev/null` \
            ../../../tcl \
            `ls -dr ../../../tcl[[8-9]].[[0-9]].[[0-9]]* 2>/dev/null` \
            `ls -dr ../../../tcl[[8-9]].[[0-9]] 2>/dev/null` \
            `ls -dr ../../../tcl[[8-9]].[[0-9]]* 2>/dev/null`
      do
        if test -f "$i/unix/tclConfig.sh" ; then
          ac_cv_c_tclconfig=`(cd $i/unix; pwd)`
          break
        fi
      done
    fi

    # check in a few common install locations
    if test x"${ac_cv_c_tclconfig}" = x ; then
      for i in \
            `ls -d ${libdir} 2>/dev/null` \
            `ls -d /usr/local/lib 2>/dev/null` \
            `ls -d /usr/contrib/lib 2>/dev/null` \
            `ls -d /usr/lib 2>/dev/null`
      do
        if test -f "$i/tclConfig.sh" ; then
           ac_cv_c_tclconfig=`(cd $i; pwd)`
           break
        fi
      done
    fi

    # check in a few other private locations
    if test x"${ac_cv_c_tclconfig}" = x ; then
      for i in \
         ${srcdir}/../tcl \
         `ls -dr ${srcdir}/../tcl[[8-9]].[[0-9]].[[0-9]]* 2>/dev/null` \
         `ls -dr ${srcdir}/../tcl[[8-9]].[[0-9]] 2>/dev/null` \
         `ls -dr ${srcdir}/../tcl[[8-9]].[[0-9]]* 2>/dev/null`
      do
        if test -f "$i/unix/tclConfig.sh" ; then
          ac_cv_c_tclconfig=`(cd $i/unix; pwd)`
          break
        fi
      done
    fi
  ])

  if test x"${ac_cv_c_tclconfig}" = x ; then
    use_tcl=no
    AC_MSG_WARN(Can't find Tcl configuration definitions)
    AC_MSG_WARN(*** Without Tcl the regression tests cannot be executed ***)
    AC_MSG_WARN(*** Consider using --with-tcl=... to define location of Tcl ***)
  else
    TCL_BIN_DIR=${ac_cv_c_tclconfig}
    AC_MSG_RESULT(found $TCL_BIN_DIR/tclConfig.sh)

    AC_MSG_CHECKING([for existence of $TCL_BIN_DIR/tclConfig.sh])
    if test -f "$TCL_BIN_DIR/tclConfig.sh" ; then
      AC_MSG_RESULT([loading])
      . $TCL_BIN_DIR/tclConfig.sh
    else
      AC_MSG_RESULT([file not found])
    fi
    
    #
    # If the TCL_BIN_DIR is the build directory (not the install directory),
    # then set the common variable name to the value of the build variables.
    # For example, the variable TCL_LIB_SPEC will be set to the value
    # of TCL_BUILD_LIB_SPEC. An extension should make use of TCL_LIB_SPEC
    # instead of TCL_BUILD_LIB_SPEC since it will work with both an
    # installed and uninstalled version of Tcl.
    #
    
   if test -f $TCL_BIN_DIR/Makefile ; then
      TCL_LIB_SPEC=${TCL_BUILD_LIB_SPEC}
      TCL_STUB_LIB_SPEC=${TCL_BUILD_STUB_LIB_SPEC}
      TCL_STUB_LIB_PATH=${TCL_BUILD_STUB_LIB_PATH}
    fi
    
    #
    # eval is required to do the TCL_DBGX substitution
    #
    
    eval "TCL_LIB_FILE=\"${TCL_LIB_FILE}\""
    eval "TCL_LIB_FLAG=\"${TCL_LIB_FLAG}\""
    eval "TCL_LIB_SPEC=\"${TCL_LIB_SPEC}\""
    
    eval "TCL_STUB_LIB_FILE=\"${TCL_STUB_LIB_FILE}\""
    eval "TCL_STUB_LIB_FLAG=\"${TCL_STUB_LIB_FLAG}\""
    eval "TCL_STUB_LIB_SPEC=\"${TCL_STUB_LIB_SPEC}\""
    
    AC_SUBST(TCL_VERSION)
    AC_SUBST(TCL_BIN_DIR)
    AC_SUBST(TCL_SRC_DIR)
    AC_SUBST(TCL_LIBS)
    AC_SUBST(TCL_INCLUDE_SPEC)
    
    AC_SUBST(TCL_LIB_FILE)
    AC_SUBST(TCL_LIB_FLAG)
    AC_SUBST(TCL_LIB_SPEC)
    
    AC_SUBST(TCL_STUB_LIB_FILE)
    AC_SUBST(TCL_STUB_LIB_FLAG)
    AC_SUBST(TCL_STUB_LIB_SPEC)
  fi
fi
if test "${use_tcl}" = "no" ; then
  HAVE_TCL=""
else
  HAVE_TCL=1
fi
AC_SUBST(HAVE_TCL)

##########
# Figure out what C libraries are required to compile programs
# that use "readline()" library.
#
TARGET_READLINE_LIBS=""
TARGET_READLINE_INC=""
TARGET_HAVE_READLINE=0
AC_ARG_ENABLE([readline],
	[AC_HELP_STRING([--disable-readline],[disable readline support [default=detect]])],
	[with_readline=$enableval],
	[with_readline=auto])

if test x"$with_readline" != xno; then
	found="yes"

	AC_ARG_WITH([readline-lib],
		[AC_HELP_STRING([--with-readline-lib],[specify readline library])],
		[with_readline_lib=$withval],
		[with_readline_lib="auto"])
	if test "x$with_readline_lib" = xauto; then
		save_LIBS="$LIBS"
		LIBS=""
		AC_SEARCH_LIBS(tgetent, [readline ncurses curses termcap], [term_LIBS="$LIBS"], [term_LIBS=""])
		AC_CHECK_LIB([readline], [readline], [TARGET_READLINE_LIBS="-lreadline"], [found="no"])
		TARGET_READLINE_LIBS="$TARGET_READLINE_LIBS $term_LIBS"
		LIBS="$save_LIBS"
	else
		TARGET_READLINE_LIBS="$with_readline_lib"
	fi

	AC_ARG_WITH([readline-inc],
		[AC_HELP_STRING([--with-readline-inc],[specify readline include paths])],
		[with_readline_inc=$withval],
		[with_readline_inc="auto"])
	if test "x$with_readline_inc" = xauto; then
		AC_CHECK_HEADER(readline.h, [found="yes"], [
			found="no"
			if test "$cross_compiling" != yes; then
				for dir in /usr /usr/local /usr/local/readline /usr/contrib /mingw; do
					for subdir in include include/readline; do
						AC_CHECK_FILE($dir/$subdir/readline.h, found=yes)
						if test "$found" = "yes"; then
							TARGET_READLINE_INC="-I$dir/$subdir"
							break
						fi
					done
					test "$found" = "yes" && break
				done
			fi
		])
	else
		TARGET_READLINE_INC="$with_readline_inc"
	fi

	if test x"$found" = xno; then
		TARGET_READLINE_LIBS=""
		TARGET_READLINE_INC=""
		TARGET_HAVE_READLINE=0
	else
		TARGET_HAVE_READLINE=1
	fi
fi

AC_SUBST(TARGET_READLINE_LIBS)
AC_SUBST(TARGET_READLINE_INC)
AC_SUBST(TARGET_HAVE_READLINE)

##########
# Figure out what C libraries are required to compile programs
# that use "fdatasync()" function.
#
AC_SEARCH_LIBS(fdatasync, [rt])

#########
# check for debug enabled
AC_ARG_ENABLE(debug, AC_HELP_STRING([--enable-debug],[enable debugging & verbose explain]),
      [use_debug=$enableval],[use_debug=no])
if test "${use_debug}" = "yes" ; then
  TARGET_DEBUG="-DSQLITE_DEBUG=1"
else
  TARGET_DEBUG="-DNDEBUG"
fi
AC_SUBST(TARGET_DEBUG)

#########
# Figure out whether or not we have a "usleep()" function.
#
AC_CHECK_FUNC(usleep, [TARGET_CFLAGS="$TARGET_CFLAGS -DHAVE_USLEEP=1"])

#--------------------------------------------------------------------
# Redefine fdatasync as fsync on systems that lack fdatasync
#--------------------------------------------------------------------

AC_CHECK_FUNC(fdatasync, [TARGET_CFLAGS="$TARGET_CFLAGS -DHAVE_FDATASYNC=1"])

#########
# Generate the output files.
#
AC_OUTPUT([
Makefile
sqlite3.pc
])