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 esac
  44
  45 AM_CONDITIONAL(LINUX, test "$linux" = true)
  46 AM_CONDITIONAL(MINGW, test "$mingw" = true)
  47
  48 AC_CACHE_SAVE
  49
  50 if test -d /sw/include ; then
  51   CPPFLAGS="$CPPFLAGS -I/sw/include"
  52 fi
  53 if test -d /sw/lib ; then
  54   LIBS="$LIBS -L/sw/lib"
  55 fi
  56
  57 AX_CHECK_COMPILE_FLAG([-std=c11], [CFLAGS="$CFLAGS -std=c11"])
  58
  59 dnl Compiler hardening flags
  60 dnl No -fstack-protector-all because it doesn't work on all platforms or architectures.
  61
  62 AC_ARG_ENABLE([hardening], AS_HELP_STRING([--disable-hardening], [disable compiler and linker hardening flags]))
  63 AS_IF([test "x$enable_hardening" != "xno"],
  64   [CPPFLAGS="$CPPFLAGS -Wall -W -pedantic"
  65    AX_CHECK_COMPILE_FLAG([-DFORTIFY_SOURCE=2], [CPPFLAGS="$CPPFLAGS -DFORITFY_SOURCE=2"])
  66    AX_CHECK_COMPILE_FLAG([-fwrapv], [CPPFLAGS="$CPPFLAGS -fwrapv"],
  67      [AX_CHECK_COMPILE_FLAG([-fno-strict-overflow], [CPPFLAGS="$CPPFLAGS -fno-strict-overflow"])]
  68    )
  69    case $host_os in
  70      *mingw*)
  71        AX_CHECK_LINK_FLAG([-Wl,--dynamicbase], [LDFLAGS="$LDFLAGS -Wl,--dynamicbase"])
  72        AX_CHECK_LINK_FLAG([-Wl,--nxcompat], [LDFLAGS="$LDFLAGS -Wl,--nxcompat"])
  73        ;;
  74      *)
  75        AX_CHECK_COMPILE_FLAG([-fPIC], [CPPFLAGS="$CPPFLAGS -fPIC"])
  76        ;;
  77    esac
  78    AX_CHECK_LINK_FLAG([-Wl,-z,relro], [LDFLAGS="$LDFLAGS -Wl,-z,relro"])
  79    AX_CHECK_LINK_FLAG([-Wl,-z,now], [LDFLAGS="$LDFLAGS -Wl,-z,now"])
  80    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="$CPPFLAGS -Wextra -pedantic -Wreturn-type -Wold-style-definition -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wredundant-decls -Wshadow -Wbad-function-cast -Wwrite-strings -fdiagnostics-show-option -fstrict-aliasing -Wmissing-noreturn"])
  81   ]
  82 );
  83
  84 dnl UTCP debug flags
  85 AC_ARG_ENABLE([utcp_debug], AS_HELP_STRING([--enable-utcp-debug], [compile utcp with debug output]))
  86 AS_IF([test "x$enable_utcp_debug" = "xyes"],
  87   [AX_CHECK_COMPILE_FLAG([-DUTCP_DEBUG], [CPPFLAGS="$CPPFLAGS -DUTCP_DEBUG"])
  88   ]
  89 );
  90
  91 dnl Blackbox test suite
  92 PKG_CHECK_MODULES([CMOCKA], [cmocka >= 1.1.0], [cmocka=true], [cmocka=false])
  93 PKG_CHECK_MODULES([LXC], [lxc >= 2.0.0], [lxc=true], [lxc=false])
  94 AM_CONDITIONAL(BLACKBOX_TESTS, test "$cmocka" = true -a "$lxc" = true)
  95
  96
  97 dnl Additional example code
  98 PKG_CHECK_MODULES([NCURSES], [ncurses >= 5], [curses=true], [curses=false])
  99 AC_ARG_ENABLE([monitor_code],
 100         [AS_HELP_STRING([--enable-monitor-code], [Add monitor example code to the build])],
 101   [AS_IF([test "x$enable_monitor_code" = "xyes"], [monitor_code=true], [monitor_code=false])],
 102   [monitor_code=false]
 103 )
 104 AM_CONDITIONAL(MONITOR, test "$monitor_code" = true)
 105
 106 dnl Install test binaries
 107 AC_ARG_ENABLE([install_tests],
 108   [AS_HELP_STRING([--enable-install-tests], [include test binaries in installation])],
 109   [AS_IF([test "x$enable_install_tests" = "xyes"], [install_tests=true], [install_tests=false])],
 110   [install_tests=false]
 111 )
 112
 113 AM_CONDITIONAL(INSTALL_TESTS, test "$install_tests" = true)
 114
 115 dnl Checks for header files.
 116 dnl We do this in multiple stages, because unlike Linux all the other operating systems really suck and don't include their own dependencies.
 117
 118 AC_CHECK_HEADERS([syslog.h sys/file.h sys/param.h sys/resource.h sys/socket.h sys/time.h sys/un.h sys/wait.h netdb.h arpa/inet.h dirent.h curses.h ifaddrs.h stdatomic.h])
 119
 120 dnl Checks for typedefs, structures, and compiler characteristics.
 121 MeshLink_ATTRIBUTE(__malloc__)
 122 MeshLink_ATTRIBUTE(__warn_unused_result__)
 123
 124 dnl Checks for library functions.
 125 AC_TYPE_SIGNAL
 126 AC_CHECK_FUNCS([asprintf fchmod fork gettimeofday random pselect select setns strdup usleep getifaddrs freeifaddrs],
 127   [], [], [#include "$srcdir/src/have.h"]
 128 )
 129
 130 dnl Support for SunOS
 131
 132 AC_CHECK_FUNC(socket, [], [
 133   AC_CHECK_LIB(socket, connect)
 134 ])
 135
 136 AC_CACHE_SAVE
 137
 138 AC_CONFIG_FILES([
 139          Makefile
 140          src/Makefile
 141          test/Makefile
 142          test/blackbox/Makefile
 143          test/blackbox/run_blackbox_tests/Makefile
 144          test/blackbox/test_case_channel_conn_01/Makefile
 145          test/blackbox/test_case_channel_conn_02/Makefile
 146          test/blackbox/test_case_channel_conn_03/Makefile
 147          test/blackbox/test_case_channel_conn_04/Makefile
 148          test/blackbox/test_case_channel_conn_05/Makefile
 149          test/blackbox/test_case_channel_conn_06/Makefile
 150          test/blackbox/test_case_channel_conn_07/Makefile
 151          test/blackbox/test_case_channel_conn_08/Makefile
 152          test/blackbox/test_case_meta_conn_01/Makefile
 153          test/blackbox/test_case_meta_conn_02/Makefile
 154          test/blackbox/test_case_meta_conn_03/Makefile
 155          test/blackbox/test_case_meta_conn_04/Makefile
 156          test/blackbox/test_case_meta_conn_05/Makefile
 157          test/blackbox/test_cases_submesh01/Makefile
 158          test/blackbox/test_cases_submesh02/Makefile
 159          test/blackbox/test_cases_submesh03/Makefile
 160          test/blackbox/test_cases_submesh04/Makefile
 161          examples/Makefile
 162 ])
 163
 164 AC_OUTPUT