# boost.m4: Locate Boost headers and libraries for autoconf-based projects. # Copyright (C) 2007-2011, 2014 Benoit Sigoure # # This program is free software: you can redistribute it and/or modify # it under the terms of the GNU General Public License as published by # the Free Software Foundation, either version 3 of the License, or # (at your option) any later version. # # Additional permission under section 7 of the GNU General Public # License, version 3 ("GPLv3"): # # If you convey this file as part of a work that contains a # configuration script generated by Autoconf, you may do so under # terms of your choice. # # This program is distributed in the hope that it will be useful, # but WITHOUT ANY WARRANTY; without even the implied warranty of # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the # GNU General Public License for more details. # # You should have received a copy of the GNU General Public License # along with this program. If not, see . m4_define([_BOOST_SERIAL], [m4_translit([ # serial 39 ], [# ], [])]) # Original sources can be found at http://github.com/tsuna/boost.m4 # You can fetch the latest version of the script by doing: # wget http://github.com/tsuna/boost.m4/raw/master/build-aux/boost.m4 # ------ # # README # # ------ # # This file provides several macros to use the various Boost libraries. # The first macro is BOOST_REQUIRE. It will simply check if it's possible to # find the Boost headers of a given (optional) minimum version and it will # define BOOST_CPPFLAGS accordingly. It will add an option --with-boost to # your configure so that users can specify non standard locations. # If the user's environment contains BOOST_ROOT and --with-boost was not # specified, --with-boost=$BOOST_ROOT is implicitly used. # For more README and documentation, go to http://github.com/tsuna/boost.m4 # Note: THESE MACROS ASSUME THAT YOU USE LIBTOOL. If you don't, don't worry, # simply read the README, it will show you what to do step by step. m4_pattern_forbid([^_?(BOOST|Boost)_]) # _BOOST_SED_CPP(SED-PROGRAM, PROGRAM, # [ACTION-IF-FOUND], [ACTION-IF-NOT-FOUND]) # -------------------------------------------------------- # Same as AC_EGREP_CPP, but leave the result in conftest.i. # # SED-PROGRAM is *not* overquoted, as in AC_EGREP_CPP. It is expanded # in double-quotes, so escape your double quotes. # # It could be useful to turn this into a macro which extracts the # value of any macro. m4_define([_BOOST_SED_CPP], [AC_LANG_PUSH([C++])dnl AC_LANG_PREPROC_REQUIRE()dnl AC_REQUIRE([AC_PROG_SED])dnl AC_LANG_CONFTEST([AC_LANG_SOURCE([[$2]])]) AS_IF([dnl eval is necessary to expand ac_cpp. dnl Ultrix and Pyramid sh refuse to redirect output of eval, so use subshell. dnl Beware of Windows end-of-lines, for instance if we are running dnl some Windows programs under Wine. In that case, boost/version.hpp dnl is certainly using "\r\n", but the regular Unix shell will only dnl strip `\n' with backquotes, not the `\r'. This results in dnl boost_cv_lib_version='1_37\r' for instance, which breaks dnl everything else. dnl Cannot use 'dnl' after [$4] because a trailing dnl may break AC_CACHE_CHECK dnl dnl Beware that GCC 5, when expanding macros, may embed # line directives dnl a within single line: dnl dnl # 1 "conftest.cc" dnl # 1 "" dnl # 1 "" dnl # 1 "conftest.cc" dnl # 1 "/opt/local/include/boost/version.hpp" 1 3 dnl # 2 "conftest.cc" 2 dnl boost-lib-version = dnl # 2 "conftest.cc" 3 dnl "1_56" dnl dnl So get rid of the # and empty lines, and glue the remaining ones together. (eval "$ac_cpp conftest.$ac_ext") 2>&AS_MESSAGE_LOG_FD | grep -v '#' | grep -v '^[[[:space:]]]*$' | tr -d '\r' | tr -s '\n' ' ' | $SED -n -e "$1" >conftest.i 2>&1], [$3], [$4]) rm -rf conftest* AC_LANG_POP([C++])dnl ])# _BOOST_SED_CPP # BOOST_REQUIRE([VERSION], [ACTION-IF-NOT-FOUND]) # ----------------------------------------------- # Look for Boost. If version is given, it must either be a literal of the form # "X.Y.Z" where X, Y and Z are integers (the ".Z" part being optional) or a # variable "$var". # Defines the value BOOST_CPPFLAGS. This macro only checks for headers with # the required version, it does not check for any of the Boost libraries. # On # success, defines HAVE_BOOST. On failure, calls the optional # ACTION-IF-NOT-FOUND action if one was supplied. # Otherwise aborts with an error message. AC_DEFUN_ONCE([BOOST_REQUIRE], [AC_REQUIRE([AC_PROG_CXX])dnl AC_REQUIRE([AC_PROG_GREP])dnl echo "$as_me: this is boost.m4[]_BOOST_SERIAL" >&AS_MESSAGE_LOG_FD boost_save_IFS=$IFS boost_version_req=$1 IFS=. set x $boost_version_req 0 0 0 IFS=$boost_save_IFS shift boost_version_req=`expr "$[1]" '*' 100000 + "$[2]" '*' 100 + "$[3]"` boost_version_req_string=$[1].$[2].$[3] AC_ARG_WITH([boost], [AS_HELP_STRING([--with-boost=DIR], [prefix of Boost $1 @<:@guess@:>@])])dnl AC_ARG_VAR([BOOST_ROOT],[Location of Boost installation])dnl # If BOOST_ROOT is set and the user has not provided a value to # --with-boost, then treat BOOST_ROOT as if it the user supplied it. if test x"$BOOST_ROOT" != x; then if test x"$with_boost" = x; then AC_MSG_NOTICE([Detected BOOST_ROOT; continuing with --with-boost=$BOOST_ROOT]) with_boost=$BOOST_ROOT else AC_MSG_NOTICE([Detected BOOST_ROOT=$BOOST_ROOT, but overridden by --with-boost=$with_boost]) fi fi AC_SUBST([DISTCHECK_CONFIGURE_FLAGS], ["$DISTCHECK_CONFIGURE_FLAGS '--with-boost=$with_boost'"])dnl boost_save_CPPFLAGS=$CPPFLAGS AC_CACHE_CHECK([for Boost headers version >= $boost_version_req_string], [boost_cv_inc_path], [boost_cv_inc_path=no AC_LANG_PUSH([C++])dnl m4_pattern_allow([^BOOST_VERSION$])dnl AC_LANG_CONFTEST([AC_LANG_PROGRAM([[#include #if !defined BOOST_VERSION # error BOOST_VERSION is not defined #elif BOOST_VERSION < $boost_version_req # error Boost headers version < $boost_version_req #endif ]])]) # If the user provided a value to --with-boost, use it and only it. case $with_boost in #( ''|yes) set x '' /opt/local/include /usr/local/include /opt/include \ /usr/include C:/Boost/include;; #( *) set x "$with_boost/include" "$with_boost";; esac shift for boost_dir do # Without --layout=system, Boost (or at least some versions) installs # itself in /include/boost-. This inner loop helps to # find headers in such directories. # # Any ${boost_dir}/boost-x_xx directories are searched in reverse version # order followed by ${boost_dir}. The final '.' is a sentinel for # searching $boost_dir" itself. Entries are whitespace separated. # # I didn't indent this loop on purpose (to avoid over-indented code) boost_layout_system_search_list=`cd "$boost_dir" 2>/dev/null \ && ls -1 | "${GREP}" '^boost-' | sort -rn -t- -k2 \ && echo .` for boost_inc in $boost_layout_system_search_list do if test x"$boost_inc" != x.; then boost_inc="$boost_dir/$boost_inc" else boost_inc="$boost_dir" # Uses sentinel in boost_layout_system_search_list fi if test x"$boost_inc" != x; then # We are going to check whether the version of Boost installed # in $boost_inc is usable by running a compilation that # #includes it. But if we pass a -I/some/path in which Boost # is not installed, the compiler will just skip this -I and # use other locations (either from CPPFLAGS, or from its list # of system include directories). As a result we would use # header installed on the machine instead of the /some/path # specified by the user. So in that precise case (trying # $boost_inc), make sure the version.hpp exists. # # Use test -e as there can be symlinks. test -e "$boost_inc/boost/version.hpp" || continue CPPFLAGS="$CPPFLAGS -I$boost_inc" fi AC_COMPILE_IFELSE([], [boost_cv_inc_path=yes], [boost_cv_version=no]) if test x"$boost_cv_inc_path" = xyes; then if test x"$boost_inc" != x; then boost_cv_inc_path=$boost_inc fi break 2 fi done done AC_LANG_POP([C++])dnl ]) case $boost_cv_inc_path in #( no) boost_errmsg="cannot find Boost headers version >= $boost_version_req_string" m4_if([$2], [], [AC_MSG_ERROR([$boost_errmsg])], [AC_MSG_NOTICE([$boost_errmsg])]) $2 ;;#( yes) BOOST_CPPFLAGS= ;;#( *) AC_SUBST([BOOST_CPPFLAGS], ["-I$boost_cv_inc_path"])dnl ;; esac if test x"$boost_cv_inc_path" != xno; then AC_DEFINE([HAVE_BOOST], [1], [Defined if the requested minimum BOOST version is satisfied]) AC_CACHE_CHECK([for Boost's header version], [boost_cv_lib_version], [m4_pattern_allow([^BOOST_LIB_VERSION$])dnl _BOOST_SED_CPP([[/^.*boost-lib-version = /{s///;s/[\" ]//g;p;q;}]], [#include boost-lib-version = BOOST_LIB_VERSION], [boost_cv_lib_version=`cat conftest.i`])]) # e.g. "134" for 1_34_1 or "135" for 1_35 boost_major_version=`echo "$boost_cv_lib_version" | sed 's/_//;s/_.*//'` case $boost_major_version in #( '' | *[[!0-9]]*) AC_MSG_ERROR([invalid value: boost_major_version='$boost_major_version']) ;; esac fi CPPFLAGS=$boost_save_CPPFLAGS ])# BOOST_REQUIRE # BOOST_STATIC() # -------------- # Add the "--enable-static-boost" configure argument. If this argument is given # on the command line, static versions of the libraries will be looked up. AC_DEFUN([BOOST_STATIC], [AC_ARG_ENABLE([static-boost], [AS_HELP_STRING([--enable-static-boost], [Prefer the static boost libraries over the shared ones [no]])], [enable_static_boost=yes], [enable_static_boost=no])])# BOOST_STATIC # BOOST_FIND_HEADER([HEADER-NAME], [ACTION-IF-NOT-FOUND], [ACTION-IF-FOUND]) # -------------------------------------------------------------------------- # Wrapper around AC_CHECK_HEADER for Boost headers. Useful to check for # some parts of the Boost library which are only made of headers and don't # require linking (such as Boost.Foreach). # # Default ACTION-IF-NOT-FOUND: Fail with a fatal error unless Boost couldn't be # found in the first place, in which case by default a notice is issued to the # user. Presumably if we haven't died already it's because it's OK to not have # Boost, which is why only a notice is issued instead of a hard error. # # Default ACTION-IF-FOUND: define the preprocessor symbol HAVE_ in # case of success # (where HEADER-NAME is written LIKE_THIS, e.g., # HAVE_BOOST_FOREACH_HPP). AC_DEFUN([BOOST_FIND_HEADER], [AC_REQUIRE([BOOST_REQUIRE])dnl if test x"$boost_cv_inc_path" = xno; then m4_default([$2], [AC_MSG_NOTICE([Boost not available, not searching for $1])]) else AC_LANG_PUSH([C++])dnl boost_save_CPPFLAGS=$CPPFLAGS CPPFLAGS="$CPPFLAGS $BOOST_CPPFLAGS" AC_CHECK_HEADER([$1], [m4_default([$3], [AC_DEFINE(AS_TR_CPP([HAVE_$1]), [1], [Define to 1 if you have <$1>])])], [m4_default([$2], [AC_MSG_ERROR([cannot find $1])])]) CPPFLAGS=$boost_save_CPPFLAGS AC_LANG_POP([C++])dnl fi ])# BOOST_FIND_HEADER # BOOST_FIND_LIBS([COMPONENT-NAME], [CANDIDATE-LIB-NAMES], # [PREFERRED-RT-OPT], [HEADER-NAME], [CXX-TEST], # [CXX-PROLOGUE], [CXX-POST-INCLUDE-PROLOGUE], # [ERROR_ON_UNUSABLE]) # -------------------------------------------------------------- # Look for the Boost library COMPONENT-NAME (e.g., `thread', for # libboost_thread) under the possible CANDIDATE-LIB-NAMES (e.g., # "thread_win32 thread"). Check that HEADER-NAME works and check that # libboost_LIB-NAME can link with the code CXX-TEST. The optional # argument CXX-PROLOGUE can be used to include some C++ code before # the `main' function. The CXX-POST-INCLUDE-PROLOGUE can be used to # include some code before the `main' function, but after the # `#include '. # # Invokes BOOST_FIND_HEADER([HEADER-NAME]) (see above). # # Boost libraries typically come compiled with several flavors (with different # runtime options) so PREFERRED-RT-OPT is the preferred suffix. A suffix is one # or more of the following letters: sgdpn (in that order). s = static # runtime, d = debug build, g = debug/diagnostic runtime, p = STLPort build, # n = (unsure) STLPort build without iostreams from STLPort (it looks like `n' # must always be used along with `p'). Additionally, PREFERRED-RT-OPT can # start with `mt-' to indicate that there is a preference for multi-thread # builds. Some sample values for PREFERRED-RT-OPT: (nothing), mt, d, mt-d, gdp # ... If you want to make sure you have a specific version of Boost # (eg, >= 1.33) you *must* invoke BOOST_REQUIRE before this macro. # # ERROR_ON_UNUSABLE can be set to "no" if the caller does not want their # configure to fail AC_DEFUN([BOOST_FIND_LIBS], [AC_REQUIRE([BOOST_REQUIRE])dnl AC_REQUIRE([_BOOST_FIND_COMPILER_TAG])dnl AC_REQUIRE([BOOST_STATIC])dnl AC_REQUIRE([_BOOST_GUESS_WHETHER_TO_USE_MT])dnl if test x"$boost_cv_inc_path" = xno; then AC_MSG_NOTICE([Boost not available, not searching for the Boost $1 library]) else dnl The else branch is huge and wasn't indented on purpose. AC_LANG_PUSH([C++])dnl AS_VAR_PUSHDEF([Boost_lib], [boost_cv_lib_$1])dnl AS_VAR_PUSHDEF([Boost_lib_LDFLAGS], [boost_cv_lib_$1_LDFLAGS])dnl AS_VAR_PUSHDEF([Boost_lib_LDPATH], [boost_cv_lib_$1_LDPATH])dnl AS_VAR_PUSHDEF([Boost_lib_LIBS], [boost_cv_lib_$1_LIBS])dnl AS_IF([test x"$8" = "xno"], [not_found_header='true']) BOOST_FIND_HEADER([$4], [$not_found_header]) boost_save_CPPFLAGS=$CPPFLAGS CPPFLAGS="$CPPFLAGS $BOOST_CPPFLAGS" AC_CACHE_CHECK([for the Boost $1 library], [Boost_lib], [_BOOST_FIND_LIBS($@)]) case $Boost_lib in #( (yes) _AC_MSG_LOG_CONFTEST AC_DEFINE(AS_TR_CPP([HAVE_BOOST_$1]), [1], [Defined if the Boost $1 library is available])dnl AC_SUBST(AS_TR_CPP([BOOST_$1_LDFLAGS]), [$Boost_lib_LDFLAGS])dnl AC_SUBST(AS_TR_CPP([BOOST_$1_LDPATH]), [$Boost_lib_LDPATH])dnl AC_SUBST([BOOST_LDPATH], [$Boost_lib_LDPATH])dnl AC_SUBST(AS_TR_CPP([BOOST_$1_LIBS]), [$Boost_lib_LIBS])dnl ;; (no) _AC_MSG_LOG_CONFTEST AS_IF([test x"$8" != "xno"], [ AC_MSG_ERROR([cannot find flags to link with the Boost $1 library (libboost-$1)]) ]) ;; esac CPPFLAGS=$boost_save_CPPFLAGS AS_VAR_POPDEF([Boost_lib])dnl AS_VAR_POPDEF([Boost_lib_LDFLAGS])dnl AS_VAR_POPDEF([Boost_lib_LDPATH])dnl AS_VAR_POPDEF([Boost_lib_LIBS])dnl AC_LANG_POP([C++])dnl fi ]) # BOOST_FIND_LIB([LIB-NAME], # [PREFERRED-RT-OPT], [HEADER-NAME], [CXX-TEST], # [CXX-PROLOGUE], [CXX-POST-INCLUDE-PROLOGUE], # [ERROR_ON_UNUSABLE]) # -------------------------------------------------------------- # Backward compatibility wrapper for BOOST_FIND_LIBS. # ERROR_ON_UNUSABLE can be set to "no" if the caller does not want their # configure to fail AC_DEFUN([BOOST_FIND_LIB], [BOOST_FIND_LIBS([$1], $@)]) # _BOOST_FIND_LIBS([LIB-NAME], [CANDIDATE-LIB-NAMES], # [PREFERRED-RT-OPT], [HEADER-NAME], [CXX-TEST], # [CXX-PROLOGUE], [CXX-POST-INCLUDE-PROLOGUE], # [ERROR_ON_UNUSABLE]) # -------------------------------------------------------------- # Real implementation of BOOST_FIND_LIBS: rely on these local macros: # Boost_lib, Boost_lib_LDFLAGS, Boost_lib_LDPATH, Boost_lib_LIBS # # The algorithm is as follows: first look for a given library name # according to the user's PREFERRED-RT-OPT. For each library name, we # prefer to use the ones that carry the tag (toolset name). Each # library is searched through the various standard paths were Boost is # usually installed. If we can't find the standard variants, we try # to enforce -mt (for instance on MacOSX, libboost_thread.dylib # doesn't exist but there's -obviously- libboost_thread-mt.dylib). # # ERROR_ON_UNUSABLE can be set to "no" if the caller does not want their # configure to fail AC_DEFUN([_BOOST_FIND_LIBS], [Boost_lib=no case "$3" in #( (mt | mt-) boost_mt=-mt; boost_rtopt=;; #( (mt* | mt-*) boost_mt=-mt; boost_rtopt=`expr "X$3" : 'Xmt-*$.*$'`;; #( (*) boost_mt=; boost_rtopt=$3;; esac if test $enable_static_boost = yes; then boost_rtopt="s$boost_rtopt" fi # Find the proper debug variant depending on what we've been asked to find. case $boost_rtopt in #( (*d*) boost_rt_d=$boost_rtopt;; #( (*[[sgpn]]*) # Insert the `d' at the right place (in between `sg' and `pn') boost_rt_d=`echo "$boost_rtopt" | sed 's/$s*g*$$p*n*$/\1\2/'`;; #( (*) boost_rt_d='-d';; esac # If the PREFERRED-RT-OPT are not empty, prepend a `-'. test -n "$boost_rtopt" && boost_rtopt="-$boost_rtopt" $boost_guess_use_mt && boost_mt=-mt # Look for the abs path the static archive. # $libext is computed by Libtool but let's make sure it's non empty. test -z "$libext" && AC_MSG_ERROR([the libext variable is empty, did you invoke Libtool?]) boost_save_ac_objext=$ac_objext # Generate the test file. AC_LANG_CONFTEST([AC_LANG_PROGRAM([$7 #include <$4> $6], [$5])]) dnl Optimization hacks: compiling C++ is slow, especially with Boost. What dnl we're trying to do here is guess the right combination of link flags dnl (LIBS / LDFLAGS) to use a given library. This can take several dnl iterations before it succeeds and is thus *very* slow. So what we do dnl instead is that we compile the code first (and thus get an object file, dnl typically conftest.o). Then we try various combinations of link flags dnl until we succeed to link conftest.o in an executable. The problem is dnl that the various TRY_LINK / COMPILE_IFELSE macros of Autoconf always dnl remove all the temporary files including conftest.o. So the trick here dnl is to temporarily change the value of ac_objext so that conftest.o is dnl preserved accross tests. This is obviously fragile and I will burn in dnl hell for not respecting Autoconf's documented interfaces, but in the dnl mean time, it optimizes the macro by a factor of 5 to 30. dnl Another small optimization: the first argument of AC_COMPILE_IFELSE left dnl empty because the test file is generated only once above (before we dnl start the for loops). AC_COMPILE_IFELSE([], [ac_objext=do_not_rm_me_plz], [AS_IF([test x"$8" != x"no"], [ AC_MSG_ERROR([cannot compile a test that uses Boost $1]) ]) ]) ac_objext=$boost_save_ac_objext boost_failed_libs= # Don't bother to ident the following nested for loops, only the 2 # innermost ones matter. for boost_lib_ in $2; do for boost_tag_ in -$boost_cv_lib_tag ''; do for boost_ver_ in -$boost_cv_lib_version ''; do for boost_mt_ in $boost_mt -mt ''; do for boost_rtopt_ in $boost_rtopt '' -d; do for boost_full_suffix in \ $boost_last_suffix \ x$boost_tag_$boost_mt_$boost_rtopt_$boost_ver_ \ x$boost_tag_$boost_rtopt_$boost_ver_ \ x$boost_tag_$boost_mt_$boost_ver_ \ x$boost_tag_$boost_ver_ do boost_real_suffix=`echo "$boost_full_suffix" | sed 's/^x//'` boost_lib="boost_$boost_lib_$boost_real_suffix" # Avoid testing twice the same lib case $boost_failed_libs in #( (*@$boost_lib@*) continue;; esac # If with_boost is empty, we'll search in /lib first, which is not quite # right so instead we'll try to a location based on where the headers are. boost_tmp_lib=$with_boost test x"$with_boost" = x && boost_tmp_lib=${boost_cv_inc_path%/include} for boost_ldpath in "$boost_tmp_lib/lib" '' \ /opt/local/lib* /usr/local/lib* /opt/lib* /usr/lib* \ "$with_boost" C:/Boost/lib /lib* do # Don't waste time with directories that don't exist. if test x"$boost_ldpath" != x && test ! -e "$boost_ldpath"; then continue fi boost_save_LDFLAGS=$LDFLAGS # Are we looking for a static library? case $boost_ldpath:$boost_rtopt_ in #( (*?*:*s*) # Yes (Non empty boost_ldpath + s in rt opt) Boost_lib_LIBS="$boost_ldpath/lib$boost_lib.$libext" test -e "$Boost_lib_LIBS" || continue;; #( (*) # No: use -lboost_foo to find the shared library. Boost_lib_LIBS="-l$boost_lib";; esac boost_save_LIBS=$LIBS LIBS="$Boost_lib_LIBS $LIBS" test x"$boost_ldpath" != x && LDFLAGS="$LDFLAGS -L$boost_ldpath" dnl First argument of AC_LINK_IFELSE left empty because the test file is dnl generated only once above (before we start the for loops). _BOOST_AC_LINK_IFELSE([], [Boost_lib=yes], [Boost_lib=no]) ac_objext=$boost_save_ac_objext LDFLAGS=$boost_save_LDFLAGS LIBS=$boost_save_LIBS if test x"$Boost_lib" = xyes; then # Check or used cached result of whether or not using -R or # -rpath makes sense. Some implementations of ld, such as for # Mac OSX, require -rpath but -R is the flag known to work on # other systems. https://github.com/tsuna/boost.m4/issues/19 AC_CACHE_VAL([boost_cv_rpath_link_ldflag], [case $boost_ldpath in '') # Nothing to do. boost_cv_rpath_link_ldflag= boost_rpath_link_ldflag_found=yes;; *) for boost_cv_rpath_link_ldflag in -Wl,-R, -Wl,-rpath,; do LDFLAGS="$boost_save_LDFLAGS -L$boost_ldpath $boost_cv_rpath_link_ldflag$boost_ldpath" LIBS="$Boost_lib_LIBS $boost_save_LIBS" _BOOST_AC_LINK_IFELSE([], [boost_rpath_link_ldflag_found=yes break], [boost_rpath_link_ldflag_found=no]) done ;; esac AS_IF([test "x$boost_rpath_link_ldflag_found" != "xyes"], [AC_MSG_ERROR([Unable to determine whether to use -R or -rpath])]) LDFLAGS=$boost_save_LDFLAGS LIBS=$boost_save_LIBS ]) test x"$boost_ldpath" != x && Boost_lib_LDFLAGS="-L$boost_ldpath $boost_cv_rpath_link_ldflag$boost_ldpath" Boost_lib_LDPATH="$boost_ldpath" boost_last_suffix="$boost_full_suffix" break 7 else boost_failed_libs="$boost_failed_libs@$boost_lib@" fi done done done done done done done # boost_lib_ rm -f conftest.$ac_objext ]) # --------------------------------------- # # Checks for the various Boost libraries. # # --------------------------------------- # # List of boost libraries: http://www.boost.org/libs/libraries.htm # The page http://beta.boost.org/doc/libs is useful: it gives the first release # version of each library (among other things). # BOOST_DEFUN(LIBRARY, CODE) # -------------------------- # Define BOOST_ as a macro that runs CODE. # # Use indir to avoid the warning on underquoted macro name given to AC_DEFUN. m4_define([BOOST_DEFUN], [m4_indir([AC_DEFUN], m4_toupper([BOOST_$1]), [m4_pushdef([BOOST_Library], [$1])dnl $2 m4_popdef([BOOST_Library])dnl ]) ]) # BOOST_ANY() # ------------ # Look for Boost.Any BOOST_DEFUN([Any], [BOOST_FIND_HEADER([boost/any.hpp])]) # BOOST_ARRAY() # ------------- # Look for Boost.Array BOOST_DEFUN([Array], [BOOST_FIND_HEADER([boost/array.hpp])]) # BOOST_ASIO() # ------------ # Look for Boost.Asio (new in Boost 1.35). BOOST_DEFUN([Asio], [AC_REQUIRE([BOOST_SYSTEM])dnl BOOST_FIND_HEADER([boost/asio.hpp])]) # BOOST_BIMAP() # ------------ # Look for Boost.Bimap BOOST_DEFUN([Bimap], [BOOST_FIND_HEADER([boost/bimap.hpp])]) # BOOST_ASSIGN() # ------------- # Look for Boost.Assign BOOST_DEFUN([Assign], [BOOST_FIND_HEADER([boost/assign.hpp])]) # BOOST_ATOMIC([PREFERRED-RT-OPT], [ERROR_ON_UNUSABLE]) # ------------------------------- # Look for Boost.Atomic. For the documentation of PREFERRED-RT-OPT, see the # documentation of BOOST_FIND_LIB above. BOOST_DEFUN([Atomic], [BOOST_FIND_LIB([atomic], [$1], [boost/atomic.hpp], [boost::atomic a;], [ ], [#ifdef HAVE_UNISTD_H #include #endif #ifdef HAVE_STDINT_H #include #endif], [$2]) ])# BOOST_ATOMIC # BOOST_BIND() # ------------ # Look for Boost.Bind. BOOST_DEFUN([Bind], [BOOST_FIND_HEADER([boost/bind.hpp])]) # BOOST_CAST() # ------------ # Look for Boost.Cast BOOST_DEFUN([Cast], [BOOST_FIND_HEADER([boost/cast.hpp])]) # BOOST_CHRONO([PREFERRED-RT-OPT], [ERROR_ON_UNUSABLE]) # -------------- # Look for Boost.Chrono. BOOST_DEFUN([Chrono], [# Do we have to check for Boost.System? This link-time dependency was # added as of 1.35.0. If we have a version <1.35, we must not attempt to # find Boost.System as it didn't exist by then. if test $boost_major_version -ge 135; then BOOST_SYSTEM([$1], [$2]) fi # end of the Boost.System check. boost_filesystem_save_LIBS=$LIBS boost_filesystem_save_LDFLAGS=$LDFLAGS m4_pattern_allow([^BOOST_SYSTEM_(LIBS|LDFLAGS)$])dnl LIBS="$LIBS $BOOST_SYSTEM_LIBS" LDFLAGS="$LDFLAGS $BOOST_SYSTEM_LDFLAGS" BOOST_FIND_LIB([chrono], [$1], [boost/chrono.hpp], [boost::chrono::thread_clock d;], [], [], [$2]) if test $enable_static_boost = yes && test $boost_major_version -ge 135; then BOOST_CHRONO_LIBS="$BOOST_CHRONO_LIBS $BOOST_SYSTEM_LIBS" fi LIBS=$boost_filesystem_save_LIBS LDFLAGS=$boost_filesystem_save_LDFLAGS ])# BOOST_CHRONO # BOOST_CONTEXT([PREFERRED-RT-OPT], [ERROR_ON_UNUSABLE]) # ----------------------------------- # Look for Boost.Context. For the documentation of PREFERRED-RT-OPT, see the # documentation of BOOST_FIND_LIB above. # # * This library was introduced in Boost 1.51.0 # * The signatures of make_fcontext() and jump_fcontext were changed in 1.56.0 # * A dependency on boost_thread appears in 1.57.0 # * The implementation details were moved to boost::context::detail in 1.61.0 # * 1.61 also introduces execution_context_v2, which is the "lowest common # denominator" for boost::context presence since then. # * boost::context::fiber was introduced in 1.69 and execution_context_v2 was # removed in 1.72 BOOST_DEFUN([Context], [boost_context_save_LIBS=$LIBS boost_context_save_LDFLAGS=$LDFLAGS if test $boost_major_version -ge 157; then BOOST_THREAD([$1], [$2]) m4_pattern_allow([^BOOST_THREAD_(LIBS|LDFLAGS)$])dnl LIBS="$LIBS $BOOST_THREAD_LIBS" LDFLAGS="$LDFLAGS $BOOST_THREAD_LDFLAGS" fi if test $boost_major_version -ge 169; then BOOST_FIND_LIB([context], [$1], [boost/context/fiber.hpp], [[ namespace ctx=boost::context; int a; ctx::fiber source{[&a](ctx::fiber&& sink){ a=0; int b=1; for(;;){ sink=std::move(sink).resume(); int next=a+b; a=b; b=next; } return std::move(sink); }}; for (int j=0;j<10;++j) { source=std::move(source).resume(); } return a == 34; ]], [], [], [$2]) elif test $boost_major_version -ge 161; then BOOST_FIND_LIB([context], [$1], [boost/context/execution_context_v2.hpp], [[ namespace ctx=boost::context; int res=0; int n=35; ctx::execution_context source( [n, &res](ctx::execution_context sink, int) mutable { int a=0; int b=1; while(n-->0){ auto result=sink(a); sink=std::move(std::get<0>(result)); auto next=a+b; a=b; b=next; } return sink; }); for(int i=0;i<10;++i){ auto result=source(i); source=std::move(std::get<0>(result)); res = std::get<1>(result); } return res == 34; ]], [], [], [$2]) else BOOST_FIND_LIB([context], [$1], [boost/context/fcontext.hpp],[[ // creates a stack void * stack_pointer = new void*[4096]; std::size_t const size = sizeof(void*[4096]); #if BOOST_VERSION <= 105100 ctx::make_fcontext(&fc, f); return ctx::jump_fcontext(&fcm, &fc, 3) == 6; #else fc = ctx::make_fcontext(stack_pointer, size, f); return ctx::jump_fcontext(&fcm, fc, 3) == 6; #endif ]],[dnl #include #if BOOST_VERSION <= 105100 namespace ctx = boost::ctx; static ctx::fcontext_t fcm, fc; static void f(intptr_t i) { ctx::jump_fcontext(&fc, &fcm, i * 2); } #elif BOOST_VERSION <= 105500 namespace ctx = boost::context; // context static ctx::fcontext_t fcm, *fc; // context-function static void f(intptr_t i) { ctx::jump_fcontext(fc, &fcm, i * 2); } #else namespace ctx = boost::context; // context static ctx::fcontext_t fcm, fc; // context-function static void f(intptr_t i) { ctx::jump_fcontext(&fc, fcm, i * 2); } #endif ], [], [], [$2]) fi LIBS=$boost_context_save_LIBS LDFLAGS=$boost_context_save_LDFLAGS ])# BOOST_CONTEXT # BOOST_CONVERSION() # ------------------ # Look for Boost.Conversion (cast / lexical_cast) BOOST_DEFUN([Conversion], [BOOST_FIND_HEADER([boost/cast.hpp]) BOOST_FIND_HEADER([boost/lexical_cast.hpp]) ])# BOOST_CONVERSION # BOOST_COROUTINE([PREFERRED-RT-OPT], [ERROR_ON_UNUSABLE]) # ----------------------------------- # Look for Boost.Coroutine. For the documentation of PREFERRED-RT-OPT, see the # documentation of BOOST_FIND_LIB above. This library was introduced in Boost # 1.53.0 BOOST_DEFUN([Coroutine], [ boost_coroutine_save_LIBS=$LIBS boost_coroutine_save_LDFLAGS=$LDFLAGS # Link-time dependency from coroutine to context BOOST_CONTEXT([$1], [$2]) # Starting from Boost 1.55 a dependency on Boost.System is added if test $boost_major_version -ge 155; then BOOST_SYSTEM([$1], [$2]) fi m4_pattern_allow([^BOOST_(CONTEXT|SYSTEM)_(LIBS|LDFLAGS)]) LIBS="$LIBS $BOOST_CONTEXT_LIBS $BOOST_SYSTEM_LIBS" LDFLAGS="$LDFLAGS $BOOST_CONTEXT_LDFLAGS" # in 1.53 coroutine was a header only library if test $boost_major_version -eq 153; then AS_IF([test x"$2" = "xno"], [not_found_header='true']) BOOST_FIND_HEADER([boost/coroutine/coroutine.hpp], [$not_found_header]) else BOOST_FIND_LIB([coroutine], [$1], [boost/coroutine/coroutine.hpp], [ #include #if BOOST_VERSION <= 105500 boost::coroutines::coroutine coro; coro.get(); #else boost::coroutines::asymmetric_coroutine::pull_type coro; coro.get(); #endif ], [], [], [$2]) fi # Link-time dependency from coroutine to context, existed only in 1.53, in 1.54 # coroutine doesn't use context from its headers but from its library. if test $boost_major_version -eq 153 || test $enable_static_boost = yes && test $boost_major_version -ge 154; then BOOST_COROUTINE_LIBS="$BOOST_COROUTINE_LIBS $BOOST_CONTEXT_LIBS" BOOST_COROUTINE_LDFLAGS="$BOOST_COROUTINE_LDFLAGS $BOOST_CONTEXT_LDFLAGS" fi if test $enable_static_boost = yes && test $boost_major_version -ge 155; then BOOST_COROUTINE_LIBS="$BOOST_COROUTINE_LIBS $BOOST_SYSTEM_LIBS" BOOST_COROUTINE_LDFLAGS="$BOOST_COROUTINE_LDFLAGS $BOOST_SYSTEM_LDFLAGS" fi LIBS=$boost_coroutine_save_LIBS LDFLAGS=$boost_coroutine_save_LDFLAGS ])# BOOST_COROUTINE # BOOST_CRC() # ----------- # Look for Boost.CRC BOOST_DEFUN([CRC], [BOOST_FIND_HEADER([boost/crc.hpp]) ])# BOOST_CRC # BOOST_DATE_TIME([PREFERRED-RT-OPT], [ERROR_ON_UNUSABLE]) # ----------------------------------- # Look for Boost.Date_Time. For the documentation of PREFERRED-RT-OPT, see the # documentation of BOOST_FIND_LIB above. BOOST_DEFUN([Date_Time], [BOOST_FIND_LIB([date_time], [$1], [boost/date_time/posix_time/posix_time.hpp], [boost::posix_time::ptime t;], [], [], [$2]) ])# BOOST_DATE_TIME # BOOST_EXCEPTION() # ------------ # Look for Boost.Exception BOOST_DEFUN([Exception], [BOOST_FIND_HEADER([boost/exception/all.hpp])]) # BOOST_FILESYSTEM([PREFERRED-RT-OPT], [ERROR_ON_UNUSABLE]) # ------------------------------------ # Look for Boost.Filesystem. For the documentation of PREFERRED-RT-OPT, see # the documentation of BOOST_FIND_LIB above. # Do not check for boost/filesystem.hpp because this file was introduced in # 1.34. BOOST_DEFUN([Filesystem], [# Do we have to check for Boost.System? This link-time dependency was # added as of 1.35.0. If we have a version <1.35, we must not attempt to # find Boost.System as it didn't exist by then. if test $boost_major_version -ge 135; then BOOST_SYSTEM([$1], [$2]) fi # end of the Boost.System check. boost_filesystem_save_LIBS=$LIBS boost_filesystem_save_LDFLAGS=$LDFLAGS m4_pattern_allow([^BOOST_SYSTEM_(LIBS|LDFLAGS)$])dnl LIBS="$LIBS $BOOST_SYSTEM_LIBS" LDFLAGS="$LDFLAGS $BOOST_SYSTEM_LDFLAGS" BOOST_FIND_LIB([filesystem], [$1], [boost/filesystem/path.hpp], [boost::filesystem::path p;], [], [], [$2]) if test $enable_static_boost = yes && test $boost_major_version -ge 135; then BOOST_FILESYSTEM_LIBS="$BOOST_FILESYSTEM_LIBS $BOOST_SYSTEM_LIBS" fi LIBS=$boost_filesystem_save_LIBS LDFLAGS=$boost_filesystem_save_LDFLAGS ])# BOOST_FILESYSTEM # BOOST_FLYWEIGHT() # ----------------- # Look for Boost.Flyweight. BOOST_DEFUN([Flyweight], [dnl There's a hidden dependency on pthreads. AC_REQUIRE([_BOOST_PTHREAD_FLAG])dnl BOOST_FIND_HEADER([boost/flyweight.hpp]) AC_SUBST([BOOST_FLYWEIGHT_LIBS], [$boost_cv_pthread_flag]) ]) # BOOST_FOREACH() # --------------- # Look for Boost.Foreach. BOOST_DEFUN([Foreach], [BOOST_FIND_HEADER([boost/foreach.hpp])]) # BOOST_FORMAT() # -------------- # Look for Boost.Format. # Note: we can't check for boost/format/format_fwd.hpp because the header isn't # standalone. It can't be compiled because it triggers the following error: # boost/format/detail/config_macros.hpp:88: error: 'locale' in namespace 'std' # does not name a type BOOST_DEFUN([Format], [BOOST_FIND_HEADER([boost/format.hpp])]) # BOOST_FUNCTION() # ---------------- # Look for Boost.Function BOOST_DEFUN([Function], [BOOST_FIND_HEADER([boost/function.hpp])]) # BOOST_FUSION() # ----------------- # Look for Boost.Fusion BOOST_DEFUN([Fusion], [BOOST_FIND_HEADER([boost/fusion/sequence.hpp])]) # BOOST_GEOMETRY() # ---------------- # Look for Boost.Geometry (new since 1.47.0). BOOST_DEFUN([Geometry], [BOOST_FIND_HEADER([boost/geometry.hpp]) ])# BOOST_GEOMETRY # BOOST_GRAPH([PREFERRED-RT-OPT], [ERROR_ON_UNUSABLE]) # ------------------------------- # Look for Boost.Graphs. For the documentation of PREFERRED-RT-OPT, see the # documentation of BOOST_FIND_LIB above. BOOST_DEFUN([Graph], [boost_graph_save_LIBS=$LIBS boost_graph_save_LDFLAGS=$LDFLAGS # Link-time dependency from graph to regex was added as of 1.40.0. if test $boost_major_version -ge 140; then BOOST_REGEX([$1], [$2]) m4_pattern_allow([^BOOST_REGEX_(LIBS|LDFLAGS)$])dnl LIBS="$LIBS $BOOST_REGEX_LIBS" LDFLAGS="$LDFLAGS $BOOST_REGEX_LDFLAGS" fi BOOST_FIND_LIB([graph], [$1], [boost/graph/adjacency_list.hpp], [boost::adjacency_list<> g;], [], [], [$2]) LIBS=$boost_graph_save_LIBS LDFLAGS=$boost_graph_save_LDFLAGS ])# BOOST_GRAPH # BOOST_HASH() # ------------ # Look for Boost.Functional/Hash BOOST_DEFUN([Hash], [BOOST_FIND_HEADER([boost/functional/hash.hpp])]) # BOOST_IOSTREAMS([PREFERRED-RT-OPT], [ERROR_ON_UNUSABLE]) # ----------------------------------- # Look for Boost.IOStreams. For the documentation of PREFERRED-RT-OPT, see the # documentation of BOOST_FIND_LIB above. BOOST_DEFUN([IOStreams], [BOOST_FIND_LIB([iostreams], [$1], [boost/iostreams/device/file_descriptor.hpp], [boost::iostreams::file_descriptor fd; fd.close();], [], [], [$2]) ])# BOOST_IOSTREAMS # BOOST_ITERATOR() # ------------ # Look for Boost.Iterator BOOST_DEFUN([Iterator], [BOOST_FIND_HEADER([boost/iterator/iterator_adaptor.hpp])]) # BOOST_LAMBDA() # -------------- # Look for Boost.Lambda BOOST_DEFUN([Lambda], [BOOST_FIND_HEADER([boost/lambda/lambda.hpp])]) # BOOST_LOCALE([PREFERRED-RT-OPT], [ERROR_ON_UNUSABLE]) # -------------- # Look for Boost.Locale BOOST_DEFUN([Locale], [ boost_locale_save_LIBS=$LIBS boost_locale_save_LDFLAGS=$LDFLAGS # require SYSTEM for boost-1.50.0 and up if test $boost_major_version -ge 150; then BOOST_SYSTEM([$1], [$2]) m4_pattern_allow([^BOOST_SYSTEM_(LIBS|LDFLAGS)$])dnl LIBS="$LIBS $BOOST_SYSTEM_LIBS" LDFLAGS="$LDFLAGS $BOOST_SYSTEM_LDFLAGS" fi # end of the Boost.System check. BOOST_FIND_LIB([locale], [$1], [boost/locale.hpp], [[boost::locale::generator gen; std::locale::global(gen(""));]], [], [], [$2]) LIBS=$boost_locale_save_LIBS LDFLAGS=$boost_locale_save_LDFLAGS ])# BOOST_LOCALE # BOOST_LOG([PREFERRED-RT-OPT], [ERROR_ON_UNUSABLE]) # ----------------------------- # Look for Boost.Log. For the documentation of PREFERRED-RT-OPT, see the # documentation of BOOST_FIND_LIB above. BOOST_DEFUN([Log], [boost_log_save_LIBS=$LIBS boost_log_save_LDFLAGS=$LDFLAGS BOOST_SYSTEM([$1], [$2]) BOOST_FILESYSTEM([$1], [$2]) BOOST_DATE_TIME([$1], [$2]) m4_pattern_allow([^BOOST_(SYSTEM|FILESYSTEM|DATE_TIME)_(LIBS|LDFLAGS)$])dnl LIBS="$LIBS $BOOST_DATE_TIME_LIBS $BOOST_FILESYSTEM_LIBS $BOOST_SYSTEM_LIBS" LDFLAGS="$LDFLAGS $BOOST_DATE_TIME_LDFLAGS $BOOST_FILESYSTEM_LDFLAGS $BOOST_SYSTEM_LDFLAGS" BOOST_FIND_LIB([log], [$1], [boost/log/core/core.hpp], [boost::log::attribute a; a.get_value();], [], [], [$2]) LIBS=$boost_log_save_LIBS LDFLAGS=$boost_log_save_LDFLAGS ])# BOOST_LOG # BOOST_LOG_SETUP([PREFERRED-RT-OPT], [ERROR_ON_UNUSABLE]) # ----------------------------------- # Look for Boost.Log. For the documentation of PREFERRED-RT-OPT, see the # documentation of BOOST_FIND_LIB above. BOOST_DEFUN([Log_Setup], [boost_log_setup_save_LIBS=$LIBS boost_log_setup_save_LDFLAGS=$LDFLAGS BOOST_LOG([$1]) m4_pattern_allow([^BOOST_LOG_(LIBS|LDFLAGS)$])dnl LIBS="$LIBS $BOOST_LOG_LIBS" LDFLAGS="$LDFLAGS $BOOST_LOG_LDFLAGS" BOOST_FIND_LIB([log_setup], [$1], [boost/log/utility/setup/from_settings.hpp], [boost::log::basic_settings bs; bs.empty();], [], [], [$2]) LIBS=$boost_log_setup_save_LIBS LDFLAGS=$boost_log_setup_save_LDFLAGS ])# BOOST_LOG_SETUP # BOOST_MATH() # ------------ # Look for Boost.Math # TODO: This library isn't header-only but it comes in multiple different # flavors that don't play well with BOOST_FIND_LIB (e.g, libboost_math_c99, # libboost_math_c99f, libboost_math_c99l, libboost_math_tr1, # libboost_math_tr1f, libboost_math_tr1l). This macro must be fixed to do the # right thing anyway. BOOST_DEFUN([Math], [BOOST_FIND_HEADER([boost/math/special_functions.hpp])]) # BOOST_MPI([PREFERRED-RT-OPT], [ERROR_ON_UNUSABLE]) # ------------------------------- # Look for Boost MPI. For the documentation of PREFERRED-RT-OPT, see the # documentation of BOOST_FIND_LIB above. Uses MPICXX variable if it is # set, otherwise tries CXX # BOOST_DEFUN([MPI], [boost_save_CXX=${CXX} boost_save_CXXCPP=${CXXCPP} if test x"${MPICXX}" != x; then CXX=${MPICXX} CXXCPP="${MPICXX} -E" fi BOOST_FIND_LIB([mpi], [$1], [boost/mpi.hpp], [int argc = 0; char **argv = 0; boost::mpi::environment env(argc,argv);], [], [], [$2]) CXX=${boost_save_CXX} CXXCPP=${boost_save_CXXCPP} ])# BOOST_MPI # BOOST_MPL() # ------------------ # Look for Boost.MPL BOOST_DEFUN([MPL], [BOOST_FIND_HEADER([boost/mpl/for_each.hpp])]) # BOOST_MULTIARRAY() # ------------------ # Look for Boost.MultiArray BOOST_DEFUN([MultiArray], [BOOST_FIND_HEADER([boost/multi_array.hpp])]) # BOOST_MULTIINDEXCCONTAINER() # ------------------ # Look for Boost.MultiIndexContainer BOOST_DEFUN([MultiIndexContainer], [BOOST_FIND_HEADER([boost/multi_index_container.hpp])]) # BOOST_NUMERIC_UBLAS() # -------------------------- # Look for Boost.NumericUblas (Basic Linear Algebra) BOOST_DEFUN([Numeric_Ublas], [BOOST_FIND_HEADER([boost/numeric/ublas/vector.hpp]) ])# BOOST_NUMERIC_UBLAS # BOOST_NUMERIC_CONVERSION() # -------------------------- # Look for Boost.NumericConversion (policy-based numeric conversion) BOOST_DEFUN([Numeric_Conversion], [BOOST_FIND_HEADER([boost/numeric/conversion/converter.hpp]) ])# BOOST_NUMERIC_CONVERSION # BOOST_OPTIONAL() # ---------------- # Look for Boost.Optional BOOST_DEFUN([Optional], [BOOST_FIND_HEADER([boost/optional.hpp])]) # BOOST_PREPROCESSOR() # -------------------- # Look for Boost.Preprocessor BOOST_DEFUN([Preprocessor], [BOOST_FIND_HEADER([boost/preprocessor/repeat.hpp])]) # BOOST_PROPERTY_TREE([PREFERRED-RT-OPT], [ERROR_ON_UNUSABLE]) # ----------------------------------------- # Look for Boost.Property_Tree. For the documentation of PREFERRED-RT-OPT, # see the documentation of BOOST_FIND_LIB above. BOOST_DEFUN([Property_Tree], [BOOST_FIND_LIB([property_tree], [$1], [boost/property_tree/ptree.hpp], [boost::property_tree::ptree pt; boost::property_tree::read_xml d("test", pt);], [], [], [$2]) ])# BOOST_PROPERTY_TREE # BOOST_RANDOM() # -------------------- # Look for Boost.Random BOOST_DEFUN([Random], [BOOST_FIND_HEADER([boost/random/random_number_generator.hpp])]) # BOOST_RANGE() # -------------------- # Look for Boost.Range BOOST_DEFUN([Range], [BOOST_FIND_HEADER([boost/range/adaptors.hpp])]) # BOOST_UNORDERED() # ----------------- # Look for Boost.Unordered BOOST_DEFUN([Unordered], [BOOST_FIND_HEADER([boost/unordered_map.hpp])]) # BOOST_UUID() # ------------ # Look for Boost.Uuid BOOST_DEFUN([Uuid], [BOOST_FIND_HEADER([boost/uuid/uuid.hpp])]) # BOOST_PROGRAM_OPTIONS([PREFERRED-RT-OPT], [ERROR_ON_UNUSABLE]) # ----------------------------------------- # Look for Boost.Program_options. For the documentation of PREFERRED-RT-OPT, # see the documentation of BOOST_FIND_LIB above. BOOST_DEFUN([Program_Options], [BOOST_FIND_LIB([program_options], [$1], [boost/program_options.hpp], [boost::program_options::options_description d("test");], [], [], [$2]) ])# BOOST_PROGRAM_OPTIONS # _BOOST_PYTHON_CONFIG(VARIABLE, FLAG) # ------------------------------------ # Save VARIABLE, and define it via `python-config --FLAG`. # Substitute BOOST_PYTHON_VARIABLE. m4_define([_BOOST_PYTHON_CONFIG], [AC_SUBST([BOOST_PYTHON_$1], [`python-config --$2 2>/dev/null`])dnl boost_python_save_$1=$$1 $1="$$1 $BOOST_PYTHON_$1"]) # BOOST_PYTHON([PREFERRED-RT-OPT], [ERROR_ON_UNUSABLE]) # -------------------------------- # Look for Boost.Python. For the documentation of PREFERRED-RT-OPT, # see the documentation of BOOST_FIND_LIB above. BOOST_DEFUN([Python], [_BOOST_PYTHON_CONFIG([CPPFLAGS], [includes]) _BOOST_PYTHON_CONFIG([LDFLAGS], [ldflags]) _BOOST_PYTHON_CONFIG([LIBS], [libs]) m4_pattern_allow([^BOOST_PYTHON_MODULE$])dnl BOOST_FIND_LIBS([python], [python python3], [$1], [boost/python.hpp], [], [BOOST_PYTHON_MODULE(empty) {}], [], [$2]) CPPFLAGS=$boost_python_save_CPPFLAGS LDFLAGS=$boost_python_save_LDFLAGS LIBS=$boost_python_save_LIBS ])# BOOST_PYTHON # BOOST_REF() # ----------- # Look for Boost.Ref BOOST_DEFUN([Ref], [BOOST_FIND_HEADER([boost/ref.hpp])]) # BOOST_REGEX([PREFERRED-RT-OPT], [ERROR_ON_UNUSABLE]) # ------------------------------- # Look for Boost.Regex. For the documentation of PREFERRED-RT-OPT, see the # documentation of BOOST_FIND_LIB above. BOOST_DEFUN([Regex], [BOOST_FIND_LIB([regex], [$1], [boost/regex.hpp], [boost::regex exp("*"); boost::regex_match("foo", exp);], [], [], [$2]) ])# BOOST_REGEX # BOOST_SCOPE_EXIT() # ------------ # Look for Boost.ScopeExit. BOOST_DEFUN([SCOPE_EXIT], [BOOST_FIND_HEADER([boost/scope_exit.hpp])]) # BOOST_SERIALIZATION([PREFERRED-RT-OPT], [ERROR_ON_UNUSABLE]) # --------------------------------------- # Look for Boost.Serialization. For the documentation of PREFERRED-RT-OPT, see # the documentation of BOOST_FIND_LIB above. BOOST_DEFUN([Serialization], [BOOST_FIND_LIB([serialization], [$1], [boost/archive/text_oarchive.hpp], [std::ostream* o = 0; // Cheap way to get an ostream... boost::archive::text_oarchive t(*o);], [], [], [$2]) ])# BOOST_SERIALIZATION # BOOST_SIGNALS([PREFERRED-RT-OPT], [ERROR_ON_UNUSABLE]) # --------------------------------- # Look for Boost.Signals. For the documentation of PREFERRED-RT-OPT, see the # documentation of BOOST_FIND_LIB above. BOOST_DEFUN([Signals], [BOOST_FIND_LIB([signals], [$1], [boost/signal.hpp], [boost::signal s;], [], [], [$2]) ])# BOOST_SIGNALS # BOOST_SIGNALS2() # ---------------- # Look for Boost.Signals2 (new since 1.39.0). BOOST_DEFUN([Signals2], [BOOST_FIND_HEADER([boost/signals2.hpp]) ])# BOOST_SIGNALS2 # BOOST_SMART_PTR() # ----------------- # Look for Boost.SmartPtr BOOST_DEFUN([Smart_Ptr], [BOOST_FIND_HEADER([boost/scoped_ptr.hpp]) BOOST_FIND_HEADER([boost/shared_ptr.hpp]) ]) # BOOST_STATICASSERT() # -------------------- # Look for Boost.StaticAssert BOOST_DEFUN([StaticAssert], [BOOST_FIND_HEADER([boost/static_assert.hpp])]) # BOOST_STRING_ALGO() # ------------------- # Look for Boost.StringAlgo BOOST_DEFUN([String_Algo], [BOOST_FIND_HEADER([boost/algorithm/string.hpp]) ]) # BOOST_SYSTEM([PREFERRED-RT-OPT], [ERROR_ON_UNUSABLE]) # -------------------------------- # Look for Boost.System. For the documentation of PREFERRED-RT-OPT, see the # documentation of BOOST_FIND_LIB above. This library was introduced in Boost # 1.35.0. BOOST_DEFUN([System], [BOOST_FIND_LIB([system], [$1], [boost/system/error_code.hpp], [boost::system::error_code e; e.clear();], [], [], [$2]) ])# BOOST_SYSTEM # BOOST_TEST([PREFERRED-RT-OPT], [ERROR_ON_UNUSABLE]) # ------------------------------ # Look for Boost.Test. For the documentation of PREFERRED-RT-OPT, see the # documentation of BOOST_FIND_LIB above. BOOST_DEFUN([Test], [m4_pattern_allow([^BOOST_CHECK$])dnl BOOST_FIND_LIB([unit_test_framework], [$1], [boost/test/unit_test.hpp], [BOOST_CHECK(2 == 2);], [using boost::unit_test::test_suite; test_suite* init_unit_test_suite(int argc, char ** argv) { return NULL; }], [], [$2]) ])# BOOST_TEST # BOOST_THREAD([PREFERRED-RT-OPT], [ERROR_ON_UNUSABLE]) # --------------------------------- # Look for Boost.Thread. For the documentation of PREFERRED-RT-OPT, see the # documentation of BOOST_FIND_LIB above. BOOST_DEFUN([Thread], [dnl Having the pthread flag is required at least on GCC3 where dnl boost/thread.hpp would complain if we try to compile without dnl -pthread on GNU/Linux. AC_REQUIRE([_BOOST_PTHREAD_FLAG])dnl boost_thread_save_LIBS=$LIBS boost_thread_save_LDFLAGS=$LDFLAGS boost_thread_save_CPPFLAGS=$CPPFLAGS # Link-time dependency from thread to system was added as of 1.49.0. if test $boost_major_version -ge 149; then BOOST_SYSTEM([$1], [$2]) fi # end of the Boost.System check. m4_pattern_allow([^BOOST_SYSTEM_(LIBS|LDFLAGS)$])dnl LIBS="$LIBS $BOOST_SYSTEM_LIBS $boost_cv_pthread_flag" LDFLAGS="$LDFLAGS $BOOST_SYSTEM_LDFLAGS" CPPFLAGS="$CPPFLAGS $boost_cv_pthread_flag" # When compiling for the Windows platform, the threads library is named # differently. This suffix doesn't exist in new versions of Boost, or # possibly new versions of GCC on mingw I am assuming it's Boost's change for # now and I am setting version to 1.48, for lack of knowledge as to when this # change occurred. if test $boost_major_version -lt 148; then case $host_os in (*mingw*) boost_thread_lib_ext=_win32;; esac fi BOOST_FIND_LIBS([thread], [thread$boost_thread_lib_ext], [$1], [boost/thread.hpp], [boost::thread t; boost::mutex m;], [], [], [$2]) case $host_os in (*mingw*) boost_thread_w32_socket_link=-lws2_32;; esac BOOST_THREAD_LIBS="$BOOST_THREAD_LIBS $BOOST_SYSTEM_LIBS $boost_cv_pthread_flag $boost_thread_w32_socket_link" BOOST_THREAD_LDFLAGS="$BOOST_SYSTEM_LDFLAGS" BOOST_CPPFLAGS="$BOOST_CPPFLAGS $boost_cv_pthread_flag" LIBS=$boost_thread_save_LIBS LDFLAGS=$boost_thread_save_LDFLAGS CPPFLAGS=$boost_thread_save_CPPFLAGS ])# BOOST_THREAD AU_ALIAS([BOOST_THREADS], [BOOST_THREAD]) # BOOST_TOKENIZER() # ----------------- # Look for Boost.Tokenizer BOOST_DEFUN([Tokenizer], [BOOST_FIND_HEADER([boost/tokenizer.hpp])]) # BOOST_TRIBOOL() # --------------- # Look for Boost.Tribool BOOST_DEFUN([Tribool], [BOOST_FIND_HEADER([boost/logic/tribool_fwd.hpp]) BOOST_FIND_HEADER([boost/logic/tribool.hpp]) ]) # BOOST_TUPLE() # ------------- # Look for Boost.Tuple BOOST_DEFUN([Tuple], [BOOST_FIND_HEADER([boost/tuple/tuple.hpp])]) # BOOST_TYPETRAITS() # -------------------- # Look for Boost.TypeTraits BOOST_DEFUN([TypeTraits], [BOOST_FIND_HEADER([boost/type_traits.hpp])]) # BOOST_UTILITY() # --------------- # Look for Boost.Utility (noncopyable, result_of, base-from-member idiom, # etc.) BOOST_DEFUN([Utility], [BOOST_FIND_HEADER([boost/utility.hpp])]) # BOOST_VARIANT() # --------------- # Look for Boost.Variant. BOOST_DEFUN([Variant], [BOOST_FIND_HEADER([boost/variant/variant_fwd.hpp]) BOOST_FIND_HEADER([boost/variant.hpp])]) # BOOST_POINTER_CONTAINER() # ------------------------ # Look for Boost.PointerContainer BOOST_DEFUN([Pointer_Container], [BOOST_FIND_HEADER([boost/ptr_container/ptr_deque.hpp]) BOOST_FIND_HEADER([boost/ptr_container/ptr_list.hpp]) BOOST_FIND_HEADER([boost/ptr_container/ptr_vector.hpp]) BOOST_FIND_HEADER([boost/ptr_container/ptr_array.hpp]) BOOST_FIND_HEADER([boost/ptr_container/ptr_set.hpp]) BOOST_FIND_HEADER([boost/ptr_container/ptr_map.hpp]) ])# BOOST_POINTER_CONTAINER # BOOST_WAVE([PREFERRED-RT-OPT], [ERROR_ON_UNUSABLE]) # ------------------------------ # NOTE: If you intend to use Wave/Spirit with thread support, make sure you # call BOOST_THREAD first. # Look for Boost.Wave. For the documentation of PREFERRED-RT-OPT, see the # documentation of BOOST_FIND_LIB above. BOOST_DEFUN([Wave], [AC_REQUIRE([BOOST_FILESYSTEM])dnl AC_REQUIRE([BOOST_DATE_TIME])dnl boost_wave_save_LIBS=$LIBS boost_wave_save_LDFLAGS=$LDFLAGS m4_pattern_allow([^BOOST_((FILE)?SYSTEM|DATE_TIME|THREAD)_(LIBS|LDFLAGS)$])dnl LIBS="$LIBS $BOOST_SYSTEM_LIBS $BOOST_FILESYSTEM_LIBS $BOOST_DATE_TIME_LIBS \ $BOOST_THREAD_LIBS" LDFLAGS="$LDFLAGS $BOOST_SYSTEM_LDFLAGS $BOOST_FILESYSTEM_LDFLAGS \ $BOOST_DATE_TIME_LDFLAGS $BOOST_THREAD_LDFLAGS" BOOST_FIND_LIB([wave], [$1], [boost/wave.hpp], [boost::wave::token_id id; get_token_name(id);], [], [], [$2]) LIBS=$boost_wave_save_LIBS LDFLAGS=$boost_wave_save_LDFLAGS ])# BOOST_WAVE # BOOST_XPRESSIVE() # ----------------- # Look for Boost.Xpressive (new since 1.36.0). BOOST_DEFUN([Xpressive], [BOOST_FIND_HEADER([boost/xpressive/xpressive.hpp])]) # ----------------- # # Internal helpers. # # ----------------- # # _BOOST_PTHREAD_FLAG() # --------------------- # Internal helper for BOOST_THREAD. Computes boost_cv_pthread_flag # which must be used in CPPFLAGS and LIBS. # # Yes, we *need* to put the -pthread thing in CPPFLAGS because with GCC3, # boost/thread.hpp will trigger a #error if -pthread isn't used: # boost/config/requires_threads.hpp:47:5: #error "Compiler threading support # is not turned on. Please set the correct command line options for # threading: -pthread (Linux), -pthreads (Solaris) or -mthreads (Mingw32)" # # Based on ACX_PTHREAD: http://autoconf-archive.cryp.to/acx_pthread.html AC_DEFUN([_BOOST_PTHREAD_FLAG], [AC_REQUIRE([AC_PROG_CXX])dnl AC_REQUIRE([AC_CANONICAL_HOST])dnl AC_LANG_PUSH([C++])dnl AC_CACHE_CHECK([for the flags needed to use pthreads], [boost_cv_pthread_flag], [ boost_cv_pthread_flag= # The ordering *is* (sometimes) important. Some notes on the # individual items follow: # (none): in case threads are in libc; should be tried before -Kthread and # other compiler flags to prevent continual compiler warnings # -lpthreads: AIX (must check this before -lpthread) # -Kthread: Sequent (threads in libc, but -Kthread needed for pthread.h) # -kthread: FreeBSD kernel threads (preferred to -pthread since SMP-able) # -llthread: LinuxThreads port on FreeBSD (also preferred to -pthread) # -pthread: GNU Linux/GCC (kernel threads), BSD/GCC (userland threads) # -pthreads: Solaris/GCC # -mthreads: MinGW32/GCC, Lynx/GCC # -mt: Sun Workshop C (may only link SunOS threads [-lthread], but it # doesn't hurt to check since this sometimes defines pthreads too; # also defines -D_REENTRANT) # ... -mt is also the pthreads flag for HP/aCC # -lpthread: GNU Linux, etc. # --thread-safe: KAI C++ case $host_os in #( *solaris*) # On Solaris (at least, for some versions), libc contains stubbed # (non-functional) versions of the pthreads routines, so link-based # tests will erroneously succeed. (We need to link with -pthreads/-mt/ # -lpthread.) (The stubs are missing pthread_cleanup_push, or rather # a function called by this macro, so we could check for that, but # who knows whether they'll stub that too in a future libc.) So, # we'll just look for -pthreads and -lpthread first: boost_pthread_flags="-pthreads -lpthread -mt -pthread";; #( *) boost_pthread_flags="-lpthreads -Kthread -kthread -llthread -pthread \ -pthreads -mthreads -lpthread --thread-safe -mt";; esac # Generate the test file. AC_LANG_CONFTEST([AC_LANG_PROGRAM([#include void *f(void*){ return 0; }], [pthread_t th; pthread_create(&th,0,f,0); pthread_join(th,0); pthread_attr_t attr; pthread_attr_init(&attr); pthread_cleanup_push(0, 0); pthread_cleanup_pop(0);])]) for boost_pthread_flag in '' $boost_pthread_flags; do boost_pthread_ok=false dnl Re-use the test file already generated. boost_pthreads__save_LIBS=$LIBS LIBS="$LIBS $boost_pthread_flag" AC_LINK_IFELSE([], [if grep ".*$boost_pthread_flag" conftest.err; then echo "This flag seems to have triggered warnings" >&AS_MESSAGE_LOG_FD else boost_pthread_ok=:; boost_cv_pthread_flag=$boost_pthread_flag fi]) LIBS=$boost_pthreads__save_LIBS $boost_pthread_ok && break done ]) AC_LANG_POP([C++])dnl ])# _BOOST_PTHREAD_FLAG # _BOOST_gcc_test(MAJOR, MINOR) # ----------------------------- # Internal helper for _BOOST_FIND_COMPILER_TAG. m4_define([_BOOST_gcc_test], ["defined __GNUC__ && __GNUC__ == $1 && __GNUC_MINOR__ == $2 && !defined __ICC @ gcc$1$2"])dnl # _BOOST_mingw_test(MAJOR, MINOR) # ----------------------------- # Internal helper for _BOOST_FIND_COMPILER_TAG. m4_define([_BOOST_mingw_test], ["defined __GNUC__ && __GNUC__ == $1 && __GNUC_MINOR__ == $2 && !defined __ICC && \ (defined WIN32 || defined WINNT || defined _WIN32 || defined __WIN32 \ || defined __WIN32__ || defined __WINNT || defined __WINNT__) @ mgw$1$2"])dnl # _BOOST_FIND_COMPILER_TAG() # -------------------------- # Internal. When Boost is installed without --layout=system, each library # filename will hold a suffix that encodes the compiler used during the # build. The Boost build system seems to call this a `tag'. AC_DEFUN([_BOOST_FIND_COMPILER_TAG], [AC_REQUIRE([AC_PROG_CXX])dnl AC_REQUIRE([AC_CANONICAL_HOST])dnl AC_CACHE_CHECK([for the toolset name used by Boost for $CXX], [boost_cv_lib_tag], [boost_cv_lib_tag=unknown if test x$boost_cv_inc_path != xno; then AC_LANG_PUSH([C++])dnl # The following tests are mostly inspired by boost/config/auto_link.hpp # The list is sorted to most recent/common to oldest compiler (in order # to increase the likelihood of finding the right compiler with the # least number of compilation attempt). # Beware that some tests are sensible to the order (for instance, we must # look for MinGW before looking for GCC3). # I used one compilation test per compiler with a #error to recognize # each compiler so that it works even when cross-compiling (let me know # if you know a better approach). # Known missing tags (known from Boost's tools/build/v2/tools/common.jam): # como, edg, kcc, bck, mp, sw, tru, xlc # I'm not sure about my test for `il' (be careful: Intel's ICC pre-defines # the same defines as GCC's). for i in \ "defined __clang__ && __clang_major__ == 14 && __clang_minor__ == 0 @ clang140" \ "defined __clang__ && __clang_major__ == 13 && __clang_minor__ == 0 @ clang130" \ "defined __clang__ && __clang_major__ == 12 && __clang_minor__ == 0 @ clang120" \ "defined __clang__ && __clang_major__ == 11 && __clang_minor__ == 1 @ clang111" \ "defined __clang__ && __clang_major__ == 11 && __clang_minor__ == 0 @ clang110" \ "defined __clang__ && __clang_major__ == 10 && __clang_minor__ == 0 @ clang100" \ "defined __clang__ && __clang_major__ == 9 && __clang_minor__ == 0 @ clang90" \ "defined __clang__ && __clang_major__ == 8 && __clang_minor__ == 0 @ clang80" \ "defined __clang__ && __clang_major__ == 7 && __clang_minor__ == 0 @ clang70" \ "defined __clang__ && __clang_major__ == 6 && __clang_minor__ == 0 @ clang60" \ "defined __clang__ && __clang_major__ == 5 && __clang_minor__ == 0 @ clang50" \ "defined __clang__ && __clang_major__ == 4 && __clang_minor__ == 0 @ clang40" \ "defined __clang__ && __clang_major__ == 3 && __clang_minor__ == 9 @ clang39" \ "defined __clang__ && __clang_major__ == 3 && __clang_minor__ == 8 @ clang38" \ "defined __clang__ && __clang_major__ == 3 && __clang_minor__ == 7 @ clang37" \ _BOOST_mingw_test(11, 2) \ _BOOST_gcc_test(11, 2) \ _BOOST_mingw_test(11, 1) \ _BOOST_gcc_test(11, 1) \ _BOOST_mingw_test(10, 3) \ _BOOST_gcc_test(10, 3) \ _BOOST_mingw_test(10, 2) \ _BOOST_gcc_test(10, 2) \ _BOOST_mingw_test(10, 1) \ _BOOST_gcc_test(10, 1) \ _BOOST_mingw_test(9, 3) \ _BOOST_gcc_test(9, 3) \ _BOOST_mingw_test(9, 2) \ _BOOST_gcc_test(9, 2) \ _BOOST_mingw_test(9, 1) \ _BOOST_gcc_test(9, 1) \ _BOOST_mingw_test(9, 0) \ _BOOST_gcc_test(9, 0) \ _BOOST_mingw_test(8, 5) \ _BOOST_gcc_test(8, 5) \ _BOOST_mingw_test(8, 4) \ _BOOST_gcc_test(8, 4) \ _BOOST_mingw_test(8, 3) \ _BOOST_gcc_test(8, 3) \ _BOOST_mingw_test(8, 2) \ _BOOST_gcc_test(8, 2) \ _BOOST_mingw_test(8, 1) \ _BOOST_gcc_test(8, 1) \ _BOOST_mingw_test(8, 0) \ _BOOST_gcc_test(8, 0) \ _BOOST_mingw_test(7, 4) \ _BOOST_gcc_test(7, 4) \ _BOOST_mingw_test(7, 3) \ _BOOST_gcc_test(7, 3) \ _BOOST_mingw_test(7, 2) \ _BOOST_gcc_test(7, 2) \ _BOOST_mingw_test(7, 1) \ _BOOST_gcc_test(7, 1) \ _BOOST_mingw_test(7, 0) \ _BOOST_gcc_test(7, 0) \ _BOOST_mingw_test(6, 5) \ _BOOST_gcc_test(6, 5) \ _BOOST_mingw_test(6, 4) \ _BOOST_gcc_test(6, 4) \ _BOOST_mingw_test(6, 3) \ _BOOST_gcc_test(6, 3) \ _BOOST_mingw_test(6, 2) \ _BOOST_gcc_test(6, 2) \ _BOOST_mingw_test(6, 1) \ _BOOST_gcc_test(6, 1) \ _BOOST_mingw_test(6, 0) \ _BOOST_gcc_test(6, 0) \ _BOOST_mingw_test(5, 5) \ _BOOST_gcc_test(5, 5) \ _BOOST_mingw_test(5, 4) \ _BOOST_gcc_test(5, 4) \ _BOOST_mingw_test(5, 3) \ _BOOST_gcc_test(5, 3) \ _BOOST_mingw_test(5, 2) \ _BOOST_gcc_test(5, 2) \ _BOOST_mingw_test(5, 1) \ _BOOST_gcc_test(5, 1) \ _BOOST_mingw_test(5, 0) \ _BOOST_gcc_test(5, 0) \ _BOOST_mingw_test(4, 10) \ _BOOST_gcc_test(4, 10) \ _BOOST_mingw_test(4, 9) \ _BOOST_gcc_test(4, 9) \ _BOOST_mingw_test(4, 8) \ _BOOST_gcc_test(4, 8) \ _BOOST_mingw_test(4, 7) \ _BOOST_gcc_test(4, 7) \ _BOOST_mingw_test(4, 6) \ _BOOST_gcc_test(4, 6) \ _BOOST_mingw_test(4, 5) \ _BOOST_gcc_test(4, 5) \ _BOOST_mingw_test(4, 4) \ _BOOST_gcc_test(4, 4) \ _BOOST_mingw_test(4, 3) \ _BOOST_gcc_test(4, 3) \ _BOOST_mingw_test(4, 2) \ _BOOST_gcc_test(4, 2) \ _BOOST_mingw_test(4, 1) \ _BOOST_gcc_test(4, 1) \ _BOOST_mingw_test(4, 0) \ _BOOST_gcc_test(4, 0) \ "defined __GNUC__ && __GNUC__ == 3 && !defined __ICC \ && (defined WIN32 || defined WINNT || defined _WIN32 || defined __WIN32 \ || defined __WIN32__ || defined __WINNT || defined __WINNT__) @ mgw" \ _BOOST_gcc_test(3, 4) \ _BOOST_gcc_test(3, 3) \ "defined _MSC_VER && _MSC_VER >= 1500 @ vc90" \ "defined _MSC_VER && _MSC_VER == 1400 @ vc80" \ _BOOST_gcc_test(3, 2) \ "defined _MSC_VER && _MSC_VER == 1310 @ vc71" \ _BOOST_gcc_test(3, 1) \ _BOOST_gcc_test(3, 0) \ "defined __BORLANDC__ @ bcb" \ "defined __ICC && (defined __unix || defined __unix__) @ il" \ "defined __ICL @ iw" \ "defined _MSC_VER && _MSC_VER == 1300 @ vc7" \ _BOOST_gcc_test(2, 95) \ "defined __MWERKS__ && __MWERKS__ <= 0x32FF @ cw9" \ "defined _MSC_VER && _MSC_VER < 1300 && !defined UNDER_CE @ vc6" \ "defined _MSC_VER && _MSC_VER < 1300 && defined UNDER_CE @ evc4" \ "defined __MWERKS__ && __MWERKS__ <= 0x31FF @ cw8" do boost_tag_test=`expr "X$i" : 'X$[[^@]]*$ @ '` boost_tag=`expr "X$i" : 'X[[^@]]* @ $.*$'` AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[ #if $boost_tag_test /* OK */ #else # error $boost_tag_test #endif ]])], [boost_cv_lib_tag=$boost_tag; break], []) done AC_LANG_POP([C++])dnl case $boost_cv_lib_tag in #( # Some newer (>= 1.35?) versions of Boost seem to only use "gcc" as opposed # to "gcc41" for instance. *-gcc | *'-gcc ') :;; #( Don't re-add -gcc: it's already in there. gcc*) boost_tag_x= case $host_os in #( darwin*) if test $boost_major_version -ge 136; then # The `x' added in r46793 of Boost. boost_tag_x=x fi;; esac # We can specify multiple tags in this variable because it's used by # BOOST_FIND_LIB that does a `for tag in -$boost_cv_lib_tag' ... boost_cv_lib_tag="$boost_tag_x$boost_cv_lib_tag -${boost_tag_x}gcc" ;; #( unknown) AC_MSG_WARN([[could not figure out which toolset name to use for $CXX]]) boost_cv_lib_tag= ;; esac fi])dnl end of AC_CACHE_CHECK ])# _BOOST_FIND_COMPILER_TAG # _BOOST_GUESS_WHETHER_TO_USE_MT() # -------------------------------- # Compile a small test to try to guess whether we should favor MT (Multi # Thread) flavors of Boost. Sets boost_guess_use_mt accordingly. AC_DEFUN([_BOOST_GUESS_WHETHER_TO_USE_MT], [# Check whether we do better use `mt' even though we weren't ask to. AC_LANG_PUSH([C++])dnl AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[ #if defined _REENTRANT || defined _MT || defined __MT__ /* use -mt */ #else # error MT not needed #endif ]])], [boost_guess_use_mt=:], [boost_guess_use_mt=false]) AC_LANG_POP([C++])dnl ]) # _BOOST_AC_LINK_IFELSE(PROGRAM, [ACTION-IF-TRUE], [ACTION-IF-FALSE]) # ------------------------------------------------------------------- # Fork of _AC_LINK_IFELSE that preserves conftest.o across calls. Fragile, # will break when Autoconf changes its internals. Requires that you manually # rm -f conftest.$ac_objext in between to really different tests, otherwise # you will try to link a conftest.o left behind by a previous test. # Used to aggressively optimize BOOST_FIND_LIB (see the big comment in this # macro). # # Don't use "break" in the actions, as it would short-circuit some code # this macro runs after the actions. m4_define([_BOOST_AC_LINK_IFELSE], [m4_ifvaln([$1], [AC_LANG_CONFTEST([$1])])dnl rm -f conftest$ac_exeext boost_save_ac_ext=$ac_ext boost_use_source=: # If we already have a .o, re-use it. We change $ac_ext so that $ac_link # tries to link the existing object file instead of compiling from source. test -f conftest.$ac_objext && ac_ext=$ac_objext && boost_use_source=false && _AS_ECHO_LOG([re-using the existing conftest.$ac_objext]) AS_IF([_AC_DO_STDERR($ac_link) && { test -z "$ac_[]_AC_LANG_ABBREV[]_werror_flag" || test ! -s conftest.err } && test -s conftest$ac_exeext && { test "$cross_compiling" = yes || $as_executable_p conftest$ac_exeext dnl FIXME: use AS_TEST_X instead when 2.61 is widespread enough. }], [$2], [if $boost_use_source; then _AC_MSG_LOG_CONFTEST fi $3]) ac_objext=$boost_save_ac_objext ac_ext=$boost_save_ac_ext dnl Delete also the IPA/IPO (Inter Procedural Analysis/Optimization) dnl information created by the PGI compiler (conftest_ipa8_conftest.oo), dnl as it would interfere with the next link command. rm -f core conftest.err conftest_ipa8_conftest.oo \ conftest$ac_exeext m4_ifval([$1], [conftest.$ac_ext])[]dnl ])# _BOOST_AC_LINK_IFELSE # Local Variables: # mode: autoconf # End: