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thodg/cgminer/configure.ac

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  • Author : Ycros
    Date : 2011-07-05 11:43:45
    Hash : bbac2b93
    Message : Added HAVE_OPENCL define to config.h, added OpenCL message at the end of configure script.

  • configure.ac 
  • AC_INIT([cgminer], [1.0.9])

AC_PREREQ(2.59)
AC_CANONICAL_SYSTEM
AC_CONFIG_MACRO_DIR([m4])
AC_CONFIG_SRCDIR([main.c])
AC_CONFIG_HEADERS([config.h])
AM_INIT_AUTOMAKE([foreign])

dnl Make sure anyone changing configure.ac/Makefile.am has a clue
AM_MAINTAINER_MODE

dnl Checks for programs
AC_PROG_CC
gl_EARLY
AC_PROG_GCC_TRADITIONAL
AM_PROG_CC_C_O
AC_PROG_RANLIB

gl_INIT

dnl Checks for header files.
AC_HEADER_STDC
AC_CHECK_HEADERS(syslog.h)

AC_FUNC_ALLOCA

case $target in
  *-*-mingw*)
    have_x86_64=false
    have_win32=true
    PTHREAD_FLAGS=""
    ;;
  x86_64-*)
    have_x86_64=true
    have_win32=false
    PTHREAD_FLAGS="-pthread"
    ;;
  *)
    have_x86_64=false
    have_win32=false
    PTHREAD_FLAGS="-pthread"
    ;;
esac

# Check for OpenCL (the long way needed on mingw32 due to calling conventions)
AC_MSG_CHECKING([for OpenCL])
SAVED_LIBS=$LIBS
LIBS="$LIBS -lOpenCL"
AC_LINK_IFELSE(
  [AC_LANG_PROGRAM([[#include <CL/cl.h>]],
    [[return clSetKernelArg(0, 0, 0, 0); ]])],
  [AC_MSG_RESULT(yes)
   AC_DEFINE([HAVE_OPENCL], [1], [Defined to 1 if OpenCL is present on the system.])
   found_opencl=1
   OPENCL_LIBS=-lOpenCL],
  [AC_MSG_RESULT(no)
   found_opencl=0])
LIBS=$SAVED_LIBS

AC_CHECK_LIB(jansson, json_loads, request_jansson=false, request_jansson=true)
AC_CHECK_LIB(pthread, pthread_create, PTHREAD_LIBS=-lpthread)

AM_CONDITIONAL([WANT_JANSSON], [test x$request_jansson = xtrue])
AM_CONDITIONAL([HAVE_WINDOWS], [test x$have_win32 = xtrue])
AM_CONDITIONAL([HAVE_x86_64], [test x$have_x86_64 = xtrue])

if test x$request_jansson = xtrue
then
	JANSSON_LIBS="compat/jansson/libjansson.a"
else
	JANSSON_LIBS=-ljansson
fi

dnl Find YASM
has_yasm=false
AC_PATH_PROG([YASM],[yasm],[false])
if test "x$YASM" != "xfalse" ; then
  AC_MSG_CHECKING([if yasm version is greater than 1.0.1])
  yasmver=`yasm --version | head -1 | cut -d\  -f2`
  yamajor=`echo $yasmver | cut -d. -f1`
  yaminor=`echo $yasmver | cut -d. -f2`
  yamini=`echo $yasmver | cut -d. -f3`
  if test "$yamajor" -ge "1" ; then
    if test "$yamajor" -eq "1" ; then
      if test "$yaminor" -ge "0" ; then
        if test "$yaminor" -eq "0"; then
          if test "$yamini" -ge "1"; then
            has_yasm=true
          fi
        else
          has_yasm=true
        fi
      fi
    fi
  else
    has_yasm=false
  fi
  if test "x$has_yasm" = "xtrue" ; then
    AC_MSG_RESULT([yes])
  else
    AC_MSG_RESULT([no])
  fi
fi
if test "x$has_yasm" = "xfalse" ; then
  AC_MSG_NOTICE([yasm is required for the sse2_64 algorithm. It will be skipped.])
fi

AM_CONDITIONAL([HAS_YASM], [test x$has_yasm = xtrue])

PKG_PROG_PKG_CONFIG()

LIBCURL_CHECK_CONFIG(, 7.10.1, ,  [AC_MSG_ERROR([Missing required libcurl dev >= 7.10.1])])
  
AC_SUBST(OPENCL_LIBS)
AC_SUBST(JANSSON_LIBS)
AC_SUBST(PTHREAD_FLAGS)
AC_SUBST(PTHREAD_LIBS)

AC_CONFIG_FILES([
	Makefile
	compat/Makefile
	compat/jansson/Makefile
	x86_64/Makefile
	lib/Makefile
	])
AC_OUTPUT


echo ''

if test $found_opencl = 1; then
	echo OpenCL: FOUND. GPU mining support enabled.
else
	echo OpenCL: NOT FOUND. GPU mining support DISABLED.
fi