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 DX_PS_FEATURE(OFF)
   6 DX_INIT_DOXYGEN([MeshLink], [$(top_srcdir)/Doxyfile])
   7 AM_INIT_AUTOMAKE([std-options subdir-objects nostdinc silent-rules -Wall])
   8 AC_CONFIG_HEADERS([config.h])
   9 AC_CONFIG_MACRO_DIR([m4])
  10 AM_SILENT_RULES([yes])
  11
  12 # Enable GNU extensions.
  13 # Define this here, not in acconfig's @TOP@ section, since definitions
  14 # in the latter don't make it into the configure-time tests.
  15 AC_GNU_SOURCE
  16 AC_DEFINE([__USE_BSD], 1, [Enable BSD extensions])
  17
  18 dnl Checks for programs.
  19 AM_PROG_CC_C_O
  20 AM_PROG_AR
  21 AC_PROG_CC_C99
  22 AC_PROG_CXX
  23 AC_PROG_CPP
  24 AC_PROG_INSTALL
  25 AC_PROG_LN_S
  26 AC_PROG_LIBTOOL
  27 AX_PTHREAD
  28
  29 dnl Check and set OS
  30
  31 AC_CANONICAL_HOST
  32
  33 case $host_os in
  34   *linux*)
  35     linux=true
  36     AC_DEFINE(HAVE_LINUX, 1, [Linux])
  37   ;;
  38   *mingw*)
  39     mingw=true
  40     AC_DEFINE(HAVE_MINGW, 1, [MinGW])
  41     LIBS="$LIBS -lws2_32 -lgdi32 -lcrypt32"
  42   ;;
  43   *darwin*)
  44     LIBS="$LIBS -framework SystemConfiguration -framework CoreServices"
  45   ;;
  46 esac
  47
  48 AM_CONDITIONAL(LINUX, test "$linux" = true)
  49 AM_CONDITIONAL(MINGW, test "$mingw" = true)
  50
  51 AC_CACHE_SAVE
  52
  53 if test -d /sw/include ; then
  54   CPPFLAGS="$CPPFLAGS -I/sw/include"
  55 fi
  56 if test -d /sw/lib ; then
  57   LIBS="$LIBS -L/sw/lib"
  58 fi
  59
  60 AX_CHECK_COMPILE_FLAG([-std=c11], [CFLAGS="$CFLAGS -std=c11"])
  61
  62 dnl Compiler hardening flags
  63 dnl No -fstack-protector-all because it doesn't work on all platforms or architectures.
  64
  65 AC_ARG_ENABLE([hardening], AS_HELP_STRING([--disable-hardening], [disable compiler and linker hardening flags]))
  66 AS_IF([test "x$enable_hardening" != "xno"],
  67   [CPPFLAGS="$CPPFLAGS -Wall -W -pedantic"
  68    AX_CHECK_COMPILE_FLAG([-DFORTIFY_SOURCE=2], [CPPFLAGS="$CPPFLAGS -DFORITFY_SOURCE=2"])
  69    AX_CHECK_COMPILE_FLAG([-fwrapv], [CPPFLAGS="$CPPFLAGS -fwrapv"],
  70      [AX_CHECK_COMPILE_FLAG([-fno-strict-overflow], [CPPFLAGS="$CPPFLAGS -fno-strict-overflow"])]
  71    )
  72    case $host_os in
  73      *mingw*)
  74        AX_CHECK_LINK_FLAG([-Wl,--dynamicbase], [LDFLAGS="$LDFLAGS -Wl,--dynamicbase"])
  75        AX_CHECK_LINK_FLAG([-Wl,--nxcompat], [LDFLAGS="$LDFLAGS -Wl,--nxcompat"])
  76        ;;
  77      *)
  78        AX_CHECK_COMPILE_FLAG([-fPIC], [CPPFLAGS="$CPPFLAGS -fPIC"])
  79        ;;
  80    esac
  81    AX_CHECK_LINK_FLAG([-Wl,-z,relro], [LDFLAGS="$LDFLAGS -Wl,-z,relro"])
  82    AX_CHECK_LINK_FLAG([-Wl,-z,now], [LDFLAGS="$LDFLAGS -Wl,-z,now"])
  83    AX_CHECK_COMPILE_FLAG([-Wextra -pedantic -Wreturn-type -Wold-style-definition -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wredundant-decls -Wshadow -Wbad-function-cast -Wwrite-strings -fdiagnostics-show-option -fstrict-aliasing -Wmissing-noreturn], [CPPFLAGS="$CPPFLAGS -Wextra -pedantic -Wreturn-type -Wold-style-definition -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wredundant-decls -Wshadow -Wbad-function-cast -Wwrite-strings -fdiagnostics-show-option -fstrict-aliasing -Wmissing-noreturn"])
  84   ]
  85 );
  86
  87 dnl UTCP debug flags
  88 AC_ARG_ENABLE([utcp_debug], AS_HELP_STRING([--enable-utcp-debug], [compile utcp with debug output]))
  89 AS_IF([test "x$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 "$install_tests" = true)
 117
 118 dnl Checks for header files.
 119 dnl We do this in multiple stages, because unlike Linux all the other operating systems really suck and don't include their own dependencies.
 120
 121 AC_CHECK_HEADERS([syslog.h sys/file.h sys/param.h sys/resource.h sys/socket.h sys/time.h sys/un.h sys/wait.h netdb.h arpa/inet.h dirent.h curses.h ifaddrs.h stdatomic.h])
 122
 123 dnl Checks for typedefs, structures, and compiler characteristics.
 124 MeshLink_ATTRIBUTE(__malloc__)
 125 MeshLink_ATTRIBUTE(__warn_unused_result__)
 126
 127 dnl Checks for library functions.
 128 AC_TYPE_SIGNAL
 129 AC_CHECK_FUNCS([asprintf fchmod fork gettimeofday random pselect select setns strdup usleep getifaddrs freeifaddrs],
 130   [], [], [#include "$srcdir/src/have.h"]
 131 )
 132
 133 dnl Support for SunOS
 134
 135 AC_CHECK_FUNC(socket, [], [
 136   AC_CHECK_LIB(socket, connect)
 137 ])
 138
 139 AC_CACHE_SAVE
 140
 141 AC_CONFIG_FILES([
 142          Makefile
 143          src/Makefile
 144          test/Makefile
 145          test/blackbox/Makefile
 146          test/blackbox/run_blackbox_tests/Makefile
 147          test/blackbox/test_case_channel_conn_01/Makefile
 148          test/blackbox/test_case_channel_conn_02/Makefile
 149          test/blackbox/test_case_channel_conn_03/Makefile
 150          test/blackbox/test_case_channel_conn_04/Makefile
 151          test/blackbox/test_case_channel_conn_05/Makefile
 152          test/blackbox/test_case_channel_conn_06/Makefile
 153          test/blackbox/test_case_channel_conn_07/Makefile
 154          test/blackbox/test_case_channel_conn_08/Makefile
 155          test/blackbox/test_case_meta_conn_01/Makefile
 156          test/blackbox/test_case_meta_conn_02/Makefile
 157          test/blackbox/test_case_meta_conn_03/Makefile
 158          test/blackbox/test_case_meta_conn_04/Makefile
 159          test/blackbox/test_case_meta_conn_05/Makefile
 160          test/blackbox/test_cases_submesh01/Makefile
 161          test/blackbox/test_cases_submesh02/Makefile
 162          test/blackbox/test_cases_submesh03/Makefile
 163          test/blackbox/test_cases_submesh04/Makefile
 164          examples/Makefile
 165 ])
 166
 167 AC_OUTPUT