## Process this file with autoconf to produce configure. AC_INIT([Capn Proto],[0.6-dev],[capnproto@googlegroups.com],[capnproto-c++]) AC_CONFIG_SRCDIR([src/capnp/layout.c++]) AC_CONFIG_AUX_DIR([build-aux]) AC_CONFIG_HEADERS([config.h]) AC_CONFIG_MACRO_DIR([m4]) # autoconf's default CXXFLAGS are usually "-g -O2". A far more reasonable # default is -O2 -NDEBUG. AS_IF([test "x${ac_cv_env_CFLAGS_set}" = "x"], [CFLAGS="-O2 -DNDEBUG"]) AS_IF([test "x${ac_cv_env_CXXFLAGS_set}" = "x"], [CXXFLAGS="-O2 -DNDEBUG"]) AM_INIT_AUTOMAKE([tar-ustar]) AC_ARG_WITH([external-capnp], [AS_HELP_STRING([--with-external-capnp], [use the system capnp binary (or the one specified with $CAPNP) instead of compiling a new one (useful for cross-compiling)])], [external_capnp=yes],[external_capnp=no]) AC_ARG_ENABLE([reflection], [ AS_HELP_STRING([--disable-reflection], [ compile Cap'n Proto in "lite mode", in which all reflection APIs (schema.h, dynamic.h, etc.) are not included. Produces a smaller library at the cost of features. All programs built against the library MUST be compiled with -DCAPNP_LITE=1. Note that because the compiler itself uses reflection in its implementation, you must also use --with-external-capnp when using this option.]) ], [ case "${enableval}" in yes) lite_mode=no ;; no) lite_mode=yes AS_IF([test "$external_capnp" != "yes"], [ AC_MSG_ERROR([you must specify --with-external-capnp when using --disable-reflection]) ]) ;; *) AC_MSG_ERROR([bad value ${enableval} for --enable-reflection]) ;; esac ], [lite_mode=no]) # Checks for programs. AC_PROG_CC AC_PROG_CXX AC_LANG([C++]) AX_CXX_COMPILE_STDCXX_11 AS_CASE("${host_os}", *mingw*, [ # We don't use pthreads on MinGW. PTHREAD_CFLAGS="-mthreads" PTHREAD_LIBS="" PTHREAD_CC="" AC_SUBST(PTHREAD_LIBS) AC_SUBST(PTHREAD_CFLAGS) AC_SUBST(PTHREAD_CC) ], *, [ ACX_PTHREAD ]) LT_INIT AS_IF([test "$external_capnp" != "no"], [ AS_IF([test "x$CAPNP" = "x"], [CAPNP="capnp"], [with_capnp=yes]) AS_IF([test "x$CAPNPC_CXX" = "x"], [ # CAPNPC_CXX was not specified. Choose a reasonable default. AS_CASE([$CAPNP], [*/*], [ # $CAPNP contains a slash, so it's not on $PATH. Assume capnpc-c++ is not either, but is # in the same directory. CAPNPC_CXX=`dirname $CAPNP`/capnpc-c++ ], [ # $CAPNP is on $PATH, so tell it to find the plugin on $PATH as well. CAPNPC_CXX="c++" ]) ]) AC_SUBST([CAPNP]) AC_SUBST([CAPNPC_CXX]) ]) AM_CONDITIONAL([USE_EXTERNAL_CAPNP], [test "$external_capnp" != "no"]) AM_CONDITIONAL([LITE_MODE], [test "$lite_mode" = "yes"]) AS_IF([test "$lite_mode" = "yes"], [ CXXFLAGS="-DCAPNP_LITE $CXXFLAGS" CAPNP_LITE_FLAG=-DCAPNP_LITE ]) AC_SUBST([CAPNP_LITE_FLAG]) AC_SEARCH_LIBS(sched_yield, rt) # Users will need to use the same -stdlib as us so we'd better let pkg-config know about it. STDLIB_FLAG=`echo "$CXX $CXXFLAGS" | grep -o ' [[-]]stdlib=[[^ ]]*'` AC_SUBST([STDLIB_FLAG]) LIBS="$PTHREAD_LIBS $LIBS" CXXFLAGS="$CXXFLAGS $PTHREAD_CFLAGS" AC_CONFIG_FILES([Makefile capnp.pc capnp-rpc.pc]) AC_OUTPUT