dnl Copyright (C) 2009 Sun Microsystems dnl This file is free software; Sun Microsystems dnl gives unlimited permission to copy and/or distribute it, dnl with or without modifications, as long as this notice is preserved. dnl Which version of the canonical setup we're using AC_DEFUN([PANDORA_CANONICAL_VERSION],[0.86]) AC_DEFUN([PANDORA_FORCE_DEPEND_TRACKING],[ dnl Force dependency tracking on for Sun Studio builds AS_IF([test "x${enable_dependency_tracking}" = "x"],[ enable_dependency_tracking=yes ]) ]) dnl The standard setup for how we build Pandora projects AC_DEFUN([PANDORA_CANONICAL_TARGET],[ AC_REQUIRE([PANDORA_FORCE_DEPEND_TRACKING]) ifdef([m4_define],,[define([m4_define], defn([define]))]) ifdef([m4_undefine],,[define([m4_undefine], defn([undefine]))]) m4_define([PCT_ALL_ARGS],[$*]) m4_define([PCT_USE_GNULIB],[no]) m4_define([PCT_REQUIRE_CXX],[no]) m4_define([PCT_IGNORE_SHARED_PTR],[no]) m4_define([PCT_FORCE_GCC42],[no]) m4_define([PCT_SRC_IN_SRC],[no]) m4_define([PCT_VERSION_FROM_VC],[no]) m4_define([PCT_USE_VISIBILITY],[yes]) m4_foreach([pct_arg],[$*],[ m4_case(pct_arg, [use-gnulib], [ m4_undefine([PCT_USE_GNULIB]) m4_define([PCT_USE_GNULIB],[yes]) ], [require-cxx], [ m4_undefine([PCT_REQUIRE_CXX]) m4_define([PCT_REQUIRE_CXX],[yes]) ], [ignore-shared-ptr], [ m4_undefine([PCT_IGNORE_SHARED_PTR]) m4_define([PCT_IGNORE_SHARED_PTR],[yes]) ], [force-gcc42], [ m4_undefine([PCT_FORCE_GCC42]) m4_define([PCT_FORCE_GCC42],[yes]) ], [skip-visibility], [ m4_undefine([PCT_USE_VISIBILITY]) m4_define([PCT_USE_VISIBILITY],[no]) ], [src-in-src], [ m4_undefine([PCT_SRC_IN_SRC]) m4_define([PCT_SRC_IN_SRC],[yes]) ], [version-from-vc], [ m4_undefine([PCT_VERSION_FROM_VC]) m4_define([PCT_VERSION_FROM_VC],[yes]) ]) ]) # We need to prevent canonical target # from injecting -O2 into CFLAGS - but we won't modify anything if we have # set CFLAGS on the command line, since that should take ultimate precedence AS_IF([test "x${ac_cv_env_CFLAGS_set}" = "x"], [CFLAGS=""]) AS_IF([test "x${ac_cv_env_CXXFLAGS_set}" = "x"], [CXXFLAGS=""]) AC_CANONICAL_TARGET AM_INIT_AUTOMAKE(-Wall -Werror nostdinc subdir-objects foreign) m4_ifdef([AM_SILENT_RULES],[AM_SILENT_RULES([yes])]) m4_if(PCT_USE_GNULIB,yes,[ gl_EARLY ]) AC_REQUIRE([AC_PROG_CC]) AC_REQUIRE([PANDORA_MAC_GCC42]) AC_REQUIRE([PANDORA_64BIT]) m4_if(PCT_VERSION_FROM_VC,yes,[ PANDORA_VC_VERSION ]) PANDORA_VERSION dnl Once we can use a modern autoconf, we can use this dnl AC_PROG_CC_C99 AC_REQUIRE([AC_PROG_CXX]) PANDORA_EXTENSIONS AM_PROG_CC_C_O m4_if(PCT_FORCE_GCC42, [yes], [ AS_IF([test "$GCC" = "yes"], PANDORA_ENSURE_GCC_VERSION) ]) PANDORA_PLATFORM PANDORA_LIBTOOL dnl autoconf doesn't automatically provide a fail-if-no-C++ macro dnl so we check c++98 features and fail if we don't have them, mainly dnl for that reason PANDORA_CHECK_CXX_STANDARD m4_if(PCT_REQUIRE_CXX, [yes], [ AS_IF([test "$ac_cv_cxx_stdcxx_98" = "no"],[ AC_MSG_ERROR([No working C++ Compiler has been found. ${PACKAGE} requires a C++ compiler that can handle C++98]) ]) ]) PANDORA_SHARED_PTR m4_if(PCT_IGNORE_SHARED_PTR, [no], [ AS_IF([test "$ac_cv_shared_ptr_namespace" = "missing"],[ AC_MSG_WARN([a usable shared_ptr implementation was not found. Let someone know what your platform is.]) ]) ]) m4_if(PCT_USE_GNULIB, [yes], [ gl_INIT AC_CONFIG_LIBOBJ_DIR([gnulib]) ]) PANDORA_CHECK_C_VERSION PANDORA_CHECK_CXX_VERSION AC_C_BIGENDIAN AC_C_CONST AC_C_INLINE AC_C_VOLATILE AC_C_RESTRICT AC_HEADER_TIME AC_TYPE_SIZE_T AC_SYS_LARGEFILE # off_t is not a builtin type AC_CHECK_SIZEOF(off_t, 4) AS_IF([test "$ac_cv_sizeof_off_t" -eq 0],[ AC_MSG_ERROR("${PACKAGE} needs an off_t type.") ]) AC_CHECK_SIZEOF(size_t) AS_IF([test "$ac_cv_sizeof_size_t" -eq 0],[ AC_MSG_ERROR("${PACKAGE} needs an size_t type.") ]) AC_DEFINE_UNQUOTED([SIZEOF_SIZE_T],[$ac_cv_sizeof_size_t],[Size of size_t as computed by sizeof()]) AC_CHECK_SIZEOF(long long) AC_DEFINE_UNQUOTED([SIZEOF_LONG_LONG],[$ac_cv_sizeof_long_long],[Size of long long as computed by sizeof()]) AC_CACHE_CHECK([if time_t is unsigned], [ac_cv_time_t_unsigned],[ AC_COMPILE_IFELSE([AC_LANG_PROGRAM( [[ #include ]], [[ int array[(((time_t)-1) > 0) ? 1 : -1]; ]]) ],[ ac_cv_time_t_unsigned=yes ],[ ac_cv_time_t_unsigned=no ]) ]) AS_IF([test "$ac_cv_time_t_unsigned" = "yes"],[ AC_DEFINE([TIME_T_UNSIGNED], 1, [Define to 1 if time_t is unsigned]) ]) dnl AC_FUNC_ALLOCA would test for stack direction if we didn't have a working dnl alloca - but we need to know it anyway for check_stack_overrun. PANDORA_STACK_DIRECTION AC_CHECK_LIBM AC_CHECK_FUNC(setsockopt, [], [AC_CHECK_LIB(socket, setsockopt)]) AC_CHECK_FUNC(bind, [], [AC_CHECK_LIB(bind, bind)]) PANDORA_OPTIMIZE AC_LANG_PUSH(C++) # Test whether madvise() is declared in C++ code -- it is not on some # systems, such as Solaris AC_CHECK_DECLS([madvise], [], [], [AC_INCLUDES_DEFAULT[ #if HAVE_SYS_MMAN_H #include #include #endif ]]) AC_LANG_POP() PANDORA_HAVE_GCC_ATOMICS m4_if(PCT_USE_VISIBILITY,[yes],[ dnl We need to inject error into the cflags to test if visibility works or not save_CFLAGS="${CFLAGS}" CFLAGS="${CFLAGS} -Werror" gl_VISIBILITY CFLAGS="${save_CFLAGS}" ]) PANDORA_HEADER_ASSERT PANDORA_WARNINGS(PCT_ALL_ARGS) PANDORA_ENABLE_DTRACE AC_LIB_PREFIX PANDORA_HAVE_BETTER_MALLOC AC_CHECK_PROGS([DOXYGEN], [doxygen]) AC_CHECK_PROGS([PERL], [perl]) AS_IF([test "x${gl_LIBOBJS}" != "x"],[ AS_IF([test "$GCC" = "yes"],[ AM_CPPFLAGS="-isystem \$(top_srcdir)/gnulib -isystem \$(top_builddir)/gnulib ${AM_CPPFLAGS}" ],[ AM_CPPFLAGS="-I\$(top_srcdir)/gnulib -I\$(top_builddir)/gnulib ${AM_CPPFLAGS}" ]) ]) AS_IF([test "PCT_SRC_IN_SRC" = "yes"],[ AM_CPPFLAGS="-I\$(top_srcdir)/src -I\$(top_builddir)/src ${AM_CPPFLAGS}" ]) PANDORA_USE_PIPE AM_CPPFLAGS="-I\${top_srcdir} -I\${top_builddir} ${AM_CPPFLAGS}" AM_CFLAGS="${AM_CFLAGS} ${CC_WARNINGS} ${CC_PROFILING} ${CC_COVERAGE}" AM_CXXFLAGS="${AM_CXXFLAGS} ${CXX_WARNINGS} ${CC_PROFILING} ${CC_COVERAGE}" AC_SUBST([AM_CFLAGS]) AC_SUBST([AM_CXXFLAGS]) AC_SUBST([AM_CPPFLAGS]) ])