configure.ac

   1 # libnbds
   2 #
   3 # Copyright (C) 2013 Paweł Dziepak
   4
   5 AC_PREREQ(2.5)
   6 AC_INIT(nbds, [1.0], [pdziepak@quarnos.org])
   7
   8 AC_LANG([C])
   9
  10 AC_CONFIG_MACRO_DIR([m4])
  11
  12 AC_CONFIG_SRCDIR([src])
  13
  14 AM_INIT_AUTOMAKE
  15 AC_CONFIG_HEADERS([config.h])
  16
  17 # Checks for programs.
  18 AC_PROG_CC
  19 AC_PROG_INSTALL
  20 AC_PROG_LN_S
  21
  22 AC_PROG_LIBTOOL
  23
  24 # Checks for libraries.
  25 AX_PTHREAD(, AC_MSG_ERROR([pthreads not found.]))
  26
  27 # Checks for header files.
  28 AC_HEADER_STDC
  29 AC_C_CONST
  30
  31 # Checks for typedefs, structures, and compiler characteristics.
  32
  33 # Checks for library functions.
  34 AC_CHECK_FUNC([posix_memalign], ,
  35         AC_MSG_ERROR([posix_memalign() not supported]))
  36
  37 AC_CACHE_CHECK([whether the target supports __sync_synchronize],
  38                [cf_cv_have_sync_synchronize],
  39                [
  40                         AC_LINK_IFELSE([
  41                                 AC_LANG_PROGRAM([[
  42                                 ]],[[
  43                                         __sync_synchronize();
  44                                 ]])],
  45                                 [cf_cv_have_sync_synchronize=yes],
  46                                 [cf_cv_have_sync_synchronize=no])
  47                 ])
  48 if test "X${cf_cv_have_sync_synchronize}" != "Xyes"; then
  49         AC_MSG_ERROR([__sync_synchronize() not supported])
  50 fi
  51
  52 AC_CACHE_CHECK([whether the target supports __sync_bool_compare_and_swap],
  53                [cf_cv_have_sync_bool_compare_and_swap],
  54                [
  55                         AC_LINK_IFELSE([
  56                                 AC_LANG_PROGRAM([[
  57                                 ]],[[
  58                                         int val = 0;
  59                                         __sync_bool_compare_and_swap(&val, 0, 1);
  60                                 ]])],
  61                                 [cf_cv_have_sync_bool_compare_and_swap=yes],
  62                                 [cf_cv_have_sync_bool_compare_and_swap=no])
  63                 ])
  64 if test "X${cf_cv_have_sync_bool_compare_and_swap}" != "Xyes"; then
  65         AC_MSG_ERROR([__sync_bool_compare_and_swap() not supported])
  66 fi
  67
  68
  69 AC_CONFIG_FILES([
  70         Makefile
  71         src/Makefile
  72         test/Makefile
  73 ])
  74
  75 AC_OUTPUT