configure.ac

   1 #                                               -*- Autoconf -*-
   2 # Process this file with autoconf to produce a configure script.
   3
   4 AC_INIT([ust], [0.15], [mathieu dot desnoyers at efficios dot com])
   5 AC_CONFIG_AUX_DIR([config])
   6 AC_CANONICAL_TARGET
   7 AC_CANONICAL_HOST
   8 AC_CONFIG_MACRO_DIR([config])
   9 AM_INIT_AUTOMAKE([foreign])
  10 m4_ifdef([AM_SILENT_RULES], [AM_SILENT_RULES([yes])])
  11 AC_CONFIG_SRCDIR([ustctl/ustctl.c])
  12 AC_CONFIG_HEADERS([config.h include/ust/config.h])
  13 AH_TEMPLATE([HAVE_EFFICIENT_UNALIGNED_ACCESS], [Use efficient unaligned access.])
  14 # Compute minor/major version numbers
  15 major_version=`echo AC_PACKAGE_VERSION | sed 's/\..*//'`
  16 minor_version=`echo AC_PACKAGE_VERSION | sed 's/.*\.//' | sed 's/^0//'`
  17 AC_SUBST([MAJOR_VERSION], [$major_version])
  18 AC_SUBST([MINOR_VERSION], [$minor_version])
  19 AC_DEFINE_UNQUOTED([VERSION_MAJOR], $major_version, [UST major version number])
  20 AC_DEFINE_UNQUOTED([VERSION_MINOR], $minor_version, [UST minor version number])
  21
  22
  23 # Checks for programs.
  24 AC_PROG_CC
  25 AC_PROG_MAKE_SET
  26 AC_PROG_LIBTOOL
  27
  28 ## Checks for libraries.
  29 ## FIXME: Replace `main' with a function in `-ldl':
  30 #AC_CHECK_LIB([dl], [main])
  31 ## FIXME: Replace `main' with a function in `-lmarkers':
  32 #AC_CHECK_LIB([markers], [main])
  33 ## FIXME: Replace `main' with a function in `-lpthread':
  34 #AC_CHECK_LIB([pthread], [main])
  35 ## FIXME: Replace `main' with a function in `-ltracectl':
  36 #AC_CHECK_LIB([tracectl], [main])
  37 ## FIXME: Replace `main' with a function in `-ltracing':
  38 #AC_CHECK_LIB([tracing], [main])
  39 ## FIXME: Replace `main' with a function in `-lurcu':
  40 #AC_CHECK_LIB([urcu], [main])
  41
  42 # Checks for header files.
  43 #AC_CHECK_HEADERS([fcntl.h stdint.h stdlib.h string.h sys/socket.h sys/time.h unistd.h])
  44
  45 # Checks for typedefs, structures, and compiler characteristics.
  46 AC_C_INLINE
  47 #AC_TYPE_INT16_T
  48 #AC_TYPE_INT32_T
  49 #AC_TYPE_INT64_T
  50 #AC_TYPE_INT8_T
  51 #AC_TYPE_PID_T
  52 #AC_TYPE_SIZE_T
  53 #AC_TYPE_SSIZE_T
  54 #AC_TYPE_UINT16_T
  55 #AC_TYPE_UINT32_T
  56 #AC_TYPE_UINT64_T
  57 #AC_TYPE_UINT8_T
  58 #AC_CHECK_TYPES([ptrdiff_t])
  59
  60 # Checks for library functions.
  61 AC_FUNC_MALLOC
  62 AC_CHECK_FUNCS([gettimeofday munmap socket strerror strtol])
  63
  64 CFLAGS="-Wall $CFLAGS"
  65
  66 # URCU
  67
  68 # urcu - check if we just find the headers it out of the box.
  69 AC_CHECK_HEADERS([urcu-bp.h], [], [AC_MSG_ERROR([Cannot find [URCU] headers (urcu-bp.h). Use [CFLAGS]=-Idir to specify their location.
  70 This error can also occur when the liburcu package's configure script has not been run.])])
  71
  72 # urcu - check that URCU lib is available to compilation
  73 AC_CHECK_LIB([urcu-bp], [synchronize_rcu_bp], [], [AC_MSG_ERROR([Cannot find liburcu-bp lib. Use [LDFLAGS]=-Ldir to specify its location.])])
  74
  75 # urcu - check that URCU lib is at least version 0.6
  76 AC_CHECK_LIB([urcu-bp], [call_rcu_bp], [], [AC_MSG_ERROR([liburcu 0.6 or newer is needed, please update your version or use [LDFLAGS]=-Ldir to specify the right location.])])
  77
  78
  79 # Check for various supplementary host information (beyond the
  80 # triplet) which might affect the library format choices.  E.g., we
  81 # can be building with `i686-unknown-linux-gnu-gcc -m64'
  82
  83 case "${host}" in
  84 changequote(,)dnl
  85   i[34567]86-*-linux*)
  86 changequote([,])dnl
  87     AC_CACHE_CHECK([if building for x86-64], [ust_cv_i386_is_x86_64],
  88                     [save_CPPFLAGS="$CPPFLAGS"
  89                     CPPFLAGS="$CPPFLAGS $CFLAGS"
  90                     AC_EGREP_CPP([got it], [
  91 #if __x86_64__
  92 got it
  93 #endif
  94                  ], [ust_cv_i386_is_x86_64=yes],
  95                     [ust_cv_i386_is_x86_64=no])
  96                     CPPFLAGS="$save_CPPFLAGS"])
  97     ;;
  98 esac
  99
 100 AC_MSG_CHECKING([library format for the host system])
 101 case $host_cpu in
 102 changequote(,)dnl
 103         i[3456]86)
 104 changequote([,])dnl
 105           if test "$ust_cv_i386_is_x86_64" = yes ; then
 106              LIBFORMAT="elf64-x86-64"
 107           else
 108              LIBFORMAT="elf32-i386"
 109           fi
 110           ;;
 111         x86_64) LIBFORMAT="elf64-x86-64" ;;
 112         powerpc) LIBFORMAT="elf32-powerpc" ;;
 113         ppc64) LIBFORMAT="elf64-powerpc" ;;
 114         powerpc64) LIBFORMAT="elf64-powerpc" ;;
 115         s390) LIBFORMAT="elf32-s390" ;;
 116         s390x) LIBFORMAT="elf64-s390" ;;
 117         armv5) LIBFORMAT="elf32-littlearm"; NO_UNALIGNED_ACCESS=1 ;;
 118         arm) LIBFORMAT="elf32-littlearm" ;;
 119         mips*) LIBFORMAT="" ;;
 120         *) AC_MSG_ERROR([unable to detect library format (unsupported architecture ($host_cpu)?)]) ;;
 121 esac
 122 AC_SUBST(LIBFORMAT)
 123 AC_MSG_RESULT($LIBFORMAT)
 124
 125 if test "x$host_cpu" = "xarm" ; then
 126 AC_MSG_CHECKING([checking for armv5])
 127 AC_TRY_COMPILE(
 128 [
 129 ],
 130 [
 131 #ifndef __ARM_ARCH_5TEJ__
 132 #error "no arm5 here"
 133 #endif
 134 ],
 135 [
 136         AC_MSG_RESULT([yes])
 137         NO_UNALIGNED_ACCESS=1
 138 ]
 139 ,
 140 [
 141         AC_MSG_RESULT([no])
 142 ]
 143 )
 144 fi
 145 if test x$NO_UNALIGNED_ACCESS = x ; then
 146 AC_DEFINE([HAVE_EFFICIENT_UNALIGNED_ACCESS], [1])
 147 fi
 148
 149 AC_CONFIG_FILES([
 150         Makefile
 151         doc/Makefile
 152         doc/man/Makefile
 153         doc/info/Makefile
 154         include/Makefile
 155         libust/Makefile
 156         tests/Makefile
 157         tests/hello/Makefile
 158         tests/hello2/Makefile
 159         tests/basic/Makefile
 160         tests/basic_long/Makefile
 161         tests/fork/Makefile
 162         tests/simple_include/Makefile
 163         tests/snprintf/Makefile
 164         tests/test-nevents/Makefile
 165         tests/test-libustinstr-malloc/Makefile
 166         tests/dlopen/Makefile
 167         tests/same_line_marker/Makefile
 168         tests/trace_event/Makefile
 169         tests/tracepoint/Makefile
 170         tests/tracepoint/benchmark/Makefile
 171         tests/register_test/Makefile
 172         tests/libustctl_function_tests/Makefile
 173         tests/exit-fast/Makefile
 174         libustinstr-malloc/Makefile
 175         libustfork/Makefile
 176         libustconsumer/Makefile
 177         ust-consumerd/Makefile
 178         ustctl/Makefile
 179         libustcomm/Makefile
 180         libustctl/Makefile
 181         snprintf/Makefile
 182         ust.pc
 183         include/ust/version.h
 184 ])
 185 AC_OUTPUT