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AC_DEFUN([AC_PATH_LUA], [
dnl Based on the lua check used by yzis-M3
HAVE_LUA=""
AC_ARG_WITH([lua],
AC_HELP_STRING([--without-lua], [Build without Lua libraries (default: check)]))
AC_ARG_WITH(lua-dir,
AC_HELP_STRING([--with-lua-dir=DIR],[where the root of Lua 5.x is installed]),
[
LUA="$withval"
LUA_INCLUDES=-I"$withval"/include
LUA_LIBS="-L$withval/lib" ])
AC_ARG_WITH(lua-includes,
AC_HELP_STRING([--with-lua-includes=DIR],[where the Lua includes are]),
[ LUA_INCLUDES="-I$withval" ])
AC_ARG_WITH(lua-libraries,
AC_HELP_STRING([--with-lua-libraries=DIR],[where the Lua library is installed]),
[
LUA_LIBS="-L$withval" ])
if test "x$with_lua" = "xno"; then
AC_MSG_RESULT([Not using Lua])
else
if ! test "x$LUA" = "x"; then
AC_MSG_RESULT(using Lua from $LUA)
fi
if ! test "x$LUA_LIBS" = "x"; then
AC_MSG_RESULT(using Lua libraries in $LUA_LIBS)
fi
if ! test "x$LUA_INCLUDES" = "x"; then
AC_MSG_RESULT(using Lua includes in $LUA_INCLUDES)
fi
dnl checking some headers first
ac_save_CFLAGS="$CFLAGS"
ac_save_CPPFLAGS="$CPPFLAGS"
ac_save_LDFLAGS="$LDFLAGS"
CFLAGS="$LUA_INCLUDES $CFLAGS"
CPPFLAGS="$LUA_INCLUDES $CPPFLAGS"
LDFLAGS="$LUA_LIBS $LDFLAGS"
LUAH_FOUND=""
AC_CHECK_HEADER(lua.h,LUAH_FOUND="true",
[ AC_MSG_RESULT([lua.h was not found or was not usable, Lua 5.0 headers are required !]) ]
)
LUALIBH_FOUND=""
AC_CHECK_HEADER(lualib.h,LUALIBH_FOUND="true",
[ AC_MSG_RESULT([lualib.h was not found or was not usable, Lua 5.0 headers are required !]) ]
)
dnl find the libs name
if test -z "$LUALIBH_FOUND" -o -z "$LUAH_FOUND"; then
LUA_LIBS=""
else
AC_CHECK_LIB(lua50,lua_version, LUA_LIBS="$LUA_LIBS -llua50 -llualib50",
AC_CHECK_LIB(lua,lua_version, LUA_LIBS="$LUA_LIBS -llua -llualib",
[LUA_LIBS=""
AC_MSG_RESULT([Lua 5.0 libraries were not found !]) ]
)
)
fi
CFLAGS="$ac_save_CFLAGS"
CPPFLAGS="$ac_save_CPPFLAGS"
LDFLAGS="$ac_save_LDFLAGS"
if test -z "$LUA_LIBS"; then
LUA=""
LUA_INCLUDES=""
LUA_LIBS=""
else
AC_DEFINE_UNQUOTED(HAVE_LUA, 1, [Define if you have LUA > 5.0])
HAVE_LUA="yes"
fi
AC_SUBST(LUA)
AC_SUBST(LUA_INCLUDES)
AC_SUBST(LUA_LIBS)
fi
])
AC_PATH_LUA
|
