git.meshlink.io Git - meshlink/blob - configure.ac

   1 dnl Process this file with autoconf to produce a configure script.
   2
   3 AC_PREREQ(2.61)
   4 AC_INIT([MeshLink], [0.1])
   5 AM_INIT_AUTOMAKE([std-options subdir-objects nostdinc silent-rules -Wall])
   6 AC_CONFIG_HEADERS([config.h])
   7 AC_CONFIG_MACRO_DIR([m4])
   8 AM_SILENT_RULES([yes])
   9
  10 # Enable GNU extensions.
  11 # Define this here, not in acconfig's @TOP@ section, since definitions
  12 # in the latter don't make it into the configure-time tests.
  13 AC_GNU_SOURCE
  14 AC_DEFINE([__USE_BSD], 1, [Enable BSD extensions])
  15
  16 dnl Checks for programs.
  17 AM_PROG_CC_C_O
  18 AM_PROG_AR
  19 AC_PROG_CC_C99
  20 AC_PROG_CXX
  21 AC_PROG_CPP
  22 AC_PROG_INSTALL
  23 AC_PROG_LN_S
  24 AC_PROG_LIBTOOL
  25 AX_PTHREAD
  26
  27 dnl Check and set OS
  28
  29 AC_CANONICAL_HOST
  30
  31 case $host_os in
  32   *linux*)
  33     linux=true
  34     AC_DEFINE(HAVE_LINUX, 1, [Linux])
  35   ;;
  36   *mingw*)
  37     mingw=true
  38     AC_DEFINE(HAVE_MINGW, 1, [MinGW])
  39     LIBS="$LIBS -lws2_32 -lgdi32 -lcrypt32"
  40   ;;
  41 esac
  42
  43 AM_CONDITIONAL(LINUX, test "$linux" = true)
  44 AM_CONDITIONAL(MINGW, test "$mingw" = true)
  45
  46 AC_CACHE_SAVE
  47
  48 if test -d /sw/include ; then
  49   CPPFLAGS="$CPPFLAGS -I/sw/include"
  50 fi
  51 if test -d /sw/lib ; then
  52   LIBS="$LIBS -L/sw/lib"
  53 fi
  54
  55 dnl Compiler hardening flags
  56 dnl No -fstack-protector-all because it doesn't work on all platforms or architectures.
  57
  58 AC_ARG_ENABLE([hardening], AS_HELP_STRING([--disable-hardening], [disable compiler and linker hardening flags]))
  59 AS_IF([test "x$enable_hardening" != "xno"],
  60   [CPPFLAGS="$CPPFLAGS -Wall -W -pedantic"
  61    AX_CHECK_COMPILE_FLAG([-DFORTIFY_SOURCE=2], [CPPFLAGS="$CPPFLAGS -DFORITFY_SOURCE=2"])
  62    AX_CHECK_COMPILE_FLAG([-fwrapv], [CPPFLAGS="$CPPFLAGS -fwrapv"],
  63      [AX_CHECK_COMPILE_FLAG([-fno-strict-overflow], [CPPFLAGS="$CPPFLAGS -fno-strict-overflow"])]
  64    )
  65    case $host_os in
  66      *mingw*)
  67        AX_CHECK_LINK_FLAG([-Wl,--dynamicbase], [LDFLAGS="$LDFLAGS -Wl,--dynamicbase"])
  68        AX_CHECK_LINK_FLAG([-Wl,--nxcompat], [LDFLAGS="$LDFLAGS -Wl,--nxcompat"])
  69        ;;
  70      *)
  71        AX_CHECK_COMPILE_FLAG([-fPIC], [CPPFLAGS="$CPPFLAGS -fPIC"])
  72        ;;
  73    esac
  74    AX_CHECK_LINK_FLAG([-Wl,-z,relro], [LDFLAGS="$LDFLAGS -Wl,-z,relro"])
  75    AX_CHECK_LINK_FLAG([-Wl,-z,now], [LDFLAGS="$LDFLAGS -Wl,-z,now"])
  76   ]
  77 );
  78
  79 dnl Allow building without Catta
  80 AC_ARG_ENABLE([catta], AS_HELP_STRING([--disable-catta], [disable linking with the Catta library]))
  81 AS_IF([test "x$enable_catta" != "xno"],
  82   AC_DEFINE(HAVE_CATTA, 1, [Link with Catta])
  83   AC_CONFIG_SUBDIRS([catta])
  84 )
  85 AM_CONDITIONAL(CATTA, test "x$enable_catta" != "xno")
  86
  87 dnl UTCP debug flags
  88 AC_ARG_ENABLE([utcp_debug], AS_HELP_STRING([--enable-utcp-debug], [compile utcp with debug output]))
  89 AS_IF([test "x$enable_utcp_debug" = "xyes"],
  90   [AX_CHECK_COMPILE_FLAG([-DUTCP_DEBUG], [CPPFLAGS="$CPPFLAGS -DUTCP_DEBUG"])
  91   ]
  92 );
  93
  94 dnl Blackbox test suite
  95 PKG_CHECK_MODULES([CMOCKA], [cmocka >= 1.1.0], [cmocka=true], [cmocka=false])
  96 PKG_CHECK_MODULES([LXC], [lxc >= 2.0.0], [lxc=true], [lxc=false])
  97 AM_CONDITIONAL(BLACKBOX_TESTS, test "$cmocka" = true -a "$lxc" = true)
  98
  99
 100 dnl Additional example code
 101 PKG_CHECK_MODULES([NCURSES], [ncurses >= 5], [curses=true], [curses=false])
 102 AC_ARG_ENABLE([monitor_code],
 103         [AS_HELP_STRING([--enable-monitor-code], [Add monitor example code to the build])],
 104   [AS_IF([test "x$enable_monitor_code" = "xyes"], [monitor_code=true], [monitor_code=false])],
 105   [monitor_code=false]
 106 )
 107 AM_CONDITIONAL(MONITOR, test "$monitor_code" = true)
 108
 109 dnl Install test binaries
 110 AC_ARG_ENABLE([install_tests],
 111   [AS_HELP_STRING([--enable-install-tests], [include test binaries in installation])],
 112   [AS_IF([test "x$enable_install_tests" = "xyes"], [install_tests=true], [install_tests=false])],
 113   [install_tests=false]
 114 )
 115
 116 AM_CONDITIONAL(INSTALL_TESTS, test "$install_tests" = true)
 117
 118 dnl Checks for header files.
 119 dnl We do this in multiple stages, because unlike Linux all the other operating systems really suck and don't include their own dependencies.
 120
 121 AC_CHECK_HEADERS([syslog.h sys/file.h sys/param.h sys/resource.h sys/socket.h sys/time.h sys/un.h sys/wait.h netdb.h arpa/inet.h dirent.h curses.h ifaddrs.h])
 122
 123 dnl Checks for typedefs, structures, and compiler characteristics.
 124 MeshLink_ATTRIBUTE(__malloc__)
 125 MeshLink_ATTRIBUTE(__warn_unused_result__)
 126
 127 AC_CHECK_TYPES([socklen_t, struct addrinfo, struct sockaddr_in6], , ,
 128   [#include "$srcdir/src/have.h"]
 129 )
 130
 131 AC_CHECK_TYPES([struct sockaddr_storage], ,AC_MSG_ERROR([System must support struct sockaddr_storage.]),
 132   [#include "$srcdir/src/have.h"]
 133 )
 134
 135 dnl Checks for library functions.
 136 AC_TYPE_SIGNAL
 137 AC_CHECK_FUNCS([asprintf fchmod fork gettimeofday random select setns strdup usleep getifaddrs freeifaddrs],
 138   [], [], [#include "$srcdir/src/have.h"]
 139 )
 140
 141 dnl Support for SunOS
 142
 143 AC_CHECK_FUNC(socket, [], [
 144   AC_CHECK_LIB(socket, connect)
 145 ])
 146 AC_CHECK_FUNC(gethostbyname, [], [
 147   AC_CHECK_LIB(nsl, gethostbyname)
 148 ])
 149
 150 AC_CHECK_DECLS([freeaddrinfo, gai_strerror, getaddrinfo, getnameinfo],
 151   [], [], [#include "$srcdir/src/have.h"]
 152 )
 153
 154 AC_CACHE_SAVE
 155
 156 AC_CONFIG_FILES([
 157          Makefile
 158          src/Makefile
 159          doc/Makefile
 160          test/Makefile
 161          test/blackbox/Makefile
 162          test/blackbox/run_blackbox_tests/Makefile
 163          test/blackbox/test_case_channel_conn_01/Makefile
 164          test/blackbox/test_case_channel_conn_02/Makefile
 165          test/blackbox/test_case_channel_conn_03/Makefile
 166          test/blackbox/test_case_channel_conn_04/Makefile
 167          test/blackbox/test_case_channel_conn_05/Makefile
 168          test/blackbox/test_case_channel_conn_06/Makefile
 169          test/blackbox/test_case_channel_conn_07/Makefile
 170          test/blackbox/test_case_channel_conn_08/Makefile
 171          test/blackbox/test_case_meta_conn_01/Makefile
 172          test/blackbox/test_case_meta_conn_02/Makefile
 173          test/blackbox/test_case_meta_conn_03/Makefile
 174          test/blackbox/test_case_meta_conn_04/Makefile
 175          test/blackbox/test_case_meta_conn_05/Makefile
 176          test/blackbox/test_cases_submesh01/Makefile
 177          test/blackbox/test_cases_submesh02/Makefile
 178          test/blackbox/test_cases_submesh03/Makefile
 179          test/blackbox/test_cases_submesh04/Makefile
 180          examples/Makefile
 181 ])
 182
 183 AC_OUTPUT