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_USE_SYSTEM_EXTENSIONS
  16 AC_DEFINE([__USE_BSD], 1, [Enable BSD extensions])
  17 AC_DEFINE([_POSIX_C_SOURCE], 200809L, [Enable POSIX features])
  18
  19 dnl Checks for programs.
  20 AM_PROG_CC_C_O
  21 AM_PROG_AR
  22 AC_PROG_CC_C99
  23 AC_PROG_CXX
  24 AC_PROG_CPP
  25 AC_PROG_INSTALL
  26 AC_PROG_LN_S
  27 AC_PROG_LIBTOOL
  28 AX_PTHREAD
  29
  30 dnl Check and set OS
  31
  32 AC_CANONICAL_HOST
  33
  34 case $host_os in
  35   *linux*)
  36     linux=true
  37     AC_DEFINE(HAVE_LINUX, 1, [Linux])
  38   ;;
  39   *mingw*)
  40     mingw=true
  41     AC_DEFINE(HAVE_MINGW, 1, [MinGW])
  42     LIBS="$LIBS -lws2_32 -lgdi32 -lcrypt32"
  43   ;;
  44 esac
  45
  46 AM_CONDITIONAL(LINUX, test "$linux" = true)
  47 AM_CONDITIONAL(MINGW, test "$mingw" = true)
  48
  49 AC_CACHE_SAVE
  50
  51 if test -d /sw/include ; then
  52   CPPFLAGS="$CPPFLAGS -I/sw/include"
  53 fi
  54 if test -d /sw/lib ; then
  55   LIBS="$LIBS -L/sw/lib"
  56 fi
  57
  58 AX_CHECK_COMPILE_FLAG([-std=c11], [CFLAGS="$CFLAGS -std=c11"])
  59
  60 dnl Compiler hardening flags
  61 dnl No -fstack-protector-all because it doesn't work on all platforms or architectures.
  62
  63 AC_ARG_ENABLE([hardening], AS_HELP_STRING([--disable-hardening], [disable compiler and linker hardening flags]))
  64 AS_IF([test "x$enable_hardening" != "xno"],
  65   [CPPFLAGS="$CPPFLAGS -Wall -W -pedantic"
  66    AX_CHECK_COMPILE_FLAG([-DFORTIFY_SOURCE=2], [CPPFLAGS="$CPPFLAGS -DFORITFY_SOURCE=2"])
  67    AX_CHECK_COMPILE_FLAG([-fwrapv], [CPPFLAGS="$CPPFLAGS -fwrapv"],
  68      [AX_CHECK_COMPILE_FLAG([-fno-strict-overflow], [CPPFLAGS="$CPPFLAGS -fno-strict-overflow"])]
  69    )
  70    case $host_os in
  71      *mingw*)
  72        AX_CHECK_LINK_FLAG([-Wl,--dynamicbase], [LDFLAGS="$LDFLAGS -Wl,--dynamicbase"])
  73        AX_CHECK_LINK_FLAG([-Wl,--nxcompat], [LDFLAGS="$LDFLAGS -Wl,--nxcompat"])
  74        ;;
  75      *)
  76        AX_CHECK_COMPILE_FLAG([-fPIC], [CPPFLAGS="$CPPFLAGS -fPIC"])
  77        ;;
  78    esac
  79    AX_CHECK_LINK_FLAG([-Wl,-z,relro], [LDFLAGS="$LDFLAGS -Wl,-z,relro"])
  80    AX_CHECK_LINK_FLAG([-Wl,-z,now], [LDFLAGS="$LDFLAGS -Wl,-z,now"])
  81    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="$CPPFLAGS -Wextra -pedantic -Wreturn-type -Wold-style-definition -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wredundant-decls -Wshadow -Wbad-function-cast -Wwrite-strings -fdiagnostics-show-option -fstrict-aliasing -Wmissing-noreturn"])
  82   ]
  83 );
  84
  85 dnl UTCP debug flags
  86 AC_ARG_ENABLE([utcp_debug], AS_HELP_STRING([--enable-utcp-debug], [compile utcp with debug output]))
  87 AS_IF([test "x$enable_utcp_debug" = "xyes"],
  88   [AX_CHECK_COMPILE_FLAG([-DUTCP_DEBUG], [CPPFLAGS="$CPPFLAGS -DUTCP_DEBUG"])
  89   ]
  90 );
  91
  92 dnl Blackbox test suite
  93 PKG_CHECK_MODULES([CMOCKA], [cmocka >= 1.1.0], [cmocka=true], [cmocka=false])
  94 PKG_CHECK_MODULES([LXC], [lxc >= 2.0.0], [lxc=true], [lxc=false])
  95 AM_CONDITIONAL(BLACKBOX_TESTS, test "$cmocka" = true -a "$lxc" = true)
  96
  97
  98 dnl Additional example code
  99 PKG_CHECK_MODULES([NCURSES], [ncurses >= 5], [curses=true], [curses=false])
 100 AC_ARG_ENABLE([monitor_code],
 101         [AS_HELP_STRING([--enable-monitor-code], [Add monitor example code to the build])],
 102   [AS_IF([test "x$enable_monitor_code" = "xyes"], [monitor_code=true], [monitor_code=false])],
 103   [monitor_code=false]
 104 )
 105 AM_CONDITIONAL(MONITOR, test "$monitor_code" = true)
 106
 107 dnl Install test binaries
 108 AC_ARG_ENABLE([install_tests],
 109   [AS_HELP_STRING([--enable-install-tests], [include test binaries in installation])],
 110   [AS_IF([test "x$enable_install_tests" = "xyes"], [install_tests=true], [install_tests=false])],
 111   [install_tests=false]
 112 )
 113
 114 AM_CONDITIONAL(INSTALL_TESTS, test "$install_tests" = true)
 115
 116 dnl Checks for header files.
 117 dnl We do this in multiple stages, because unlike Linux all the other operating systems really suck and don't include their own dependencies.
 118
 119 AC_CHECK_HEADERS([syslog.h sys/file.h sys/param.h sys/resource.h sys/socket.h sys/time.h sys/un.h sys/wait.h netdb.h arpa/inet.h dirent.h curses.h ifaddrs.h stdatomic.h])
 120
 121 dnl Checks for typedefs, structures, and compiler characteristics.
 122 MeshLink_ATTRIBUTE(__malloc__)
 123 MeshLink_ATTRIBUTE(__warn_unused_result__)
 124
 125 dnl Checks for library functions.
 126 AC_TYPE_SIGNAL
 127 AC_CHECK_FUNCS([asprintf fchmod fork gettimeofday random pselect select setns strdup usleep getifaddrs freeifaddrs],
 128   [], [], [#include "$srcdir/src/have.h"]
 129 )
 130
 131 dnl Support for SunOS
 132
 133 AC_CHECK_FUNC(socket, [], [
 134   AC_CHECK_LIB(socket, connect)
 135 ])
 136
 137 AC_CACHE_SAVE
 138
 139 AC_CONFIG_FILES([
 140          Makefile
 141          src/Makefile
 142          test/Makefile
 143          test/blackbox/Makefile
 144          test/blackbox/run_blackbox_tests/Makefile
 145          test/blackbox/test_case_channel_conn_01/Makefile
 146          test/blackbox/test_case_channel_conn_02/Makefile
 147          test/blackbox/test_case_channel_conn_03/Makefile
 148          test/blackbox/test_case_channel_conn_04/Makefile
 149          test/blackbox/test_case_channel_conn_05/Makefile
 150          test/blackbox/test_case_channel_conn_06/Makefile
 151          test/blackbox/test_case_channel_conn_07/Makefile
 152          test/blackbox/test_case_channel_conn_08/Makefile
 153          test/blackbox/test_case_meta_conn_01/Makefile
 154          test/blackbox/test_case_meta_conn_02/Makefile
 155          test/blackbox/test_case_meta_conn_03/Makefile
 156          test/blackbox/test_case_meta_conn_04/Makefile
 157          test/blackbox/test_case_meta_conn_05/Makefile
 158          test/blackbox/test_cases_submesh01/Makefile
 159          test/blackbox/test_cases_submesh02/Makefile
 160          test/blackbox/test_cases_submesh03/Makefile
 161          test/blackbox/test_cases_submesh04/Makefile
 162          examples/Makefile
 163 ])
 164
 165 AC_OUTPUT