Merged r7611:7614 from jcorgan/gpio into trunk. Adds custom

[debian/gnuradio] / configure.ac

diff --git a/configure.ac b/configure.ac
index e1a6c4df4afd36426b29a2d250cc302a73b141f0..6e493e5e861795c059216565fe90431e5a61639c 100644 (file)
--- a/configure.ac
+++ b/configure.ac
@@ -1,4 +1,4 @@
-dnl Copyright 2001,2002,2003,2004,2005,2006,2007 Free Software Foundation, Inc.
+dnl Copyright 2001,2002,2003,2004,2005,2006,2007,2008 Free Software Foundation, Inc.
 dnl 
 dnl This file is part of GNU Radio
 dnl 
@@ -20,14 +20,24 @@ dnl Boston, MA 02110-1301, USA.
 AC_INIT
 AC_PREREQ(2.57)
 AM_CONFIG_HEADER(config.h)
+AC_CONFIG_SRCDIR([gnuradio-core/src/lib/runtime/gr_vmcircbuf.cc])
+
+AC_CANONICAL_BUILD
 AC_CANONICAL_HOST
-AC_CANONICAL_TARGET([])
+AC_CANONICAL_TARGET
+if test x$cross_compiling != xno; then
+  AC_MSG_NOTICE([Configuring GNU Radio for cross compilation])
+else
+  AC_MSG_NOTICE([Configuring GNU Radio for native compilation])
+fi
+
 AM_INIT_AUTOMAKE(gnuradio,3.1svn)
-AC_CONFIG_SRCDIR([gnuradio-core/src/lib/runtime/gr_vmcircbuf.cc])
+
 
 DEFINES=""
 AC_SUBST(DEFINES)
 
+
 dnl Remember if the user explicity set CXXFLAGS
 if test -n "${CXXFLAGS}"; then
   user_set_cxxflags=yes
@@ -56,7 +66,7 @@ if test "$user_set_cxxflags" != yes; then
           swig_CXXFLAGS="-g1 -O2"
        ;;
        *) 
-       swig_CXXFLAGS="-g1 -O1"
+       swig_CXXFLAGS="-g -O1"
        ;;
     esac
   fi
@@ -64,7 +74,6 @@ fi
 AC_SUBST(autoconf_default_CXXFLAGS)
 AC_SUBST(swig_CXXFLAGS)
 
-
 LF_SET_WARNINGS
 GR_SET_GPROF
 GR_SET_PROF
@@ -96,10 +105,15 @@ GR_OMNITHREAD
 CFLAGS="${CFLAGS} $PTHREAD_CFLAGS"
 CXXFLAGS="${CXXFLAGS} $PTHREAD_CFLAGS"
 
-if test "x$CXX_FOR_BUILD" = x
+if test x$CXX_FOR_BUILD = x
 then
-  CXX_FOR_BUILD=${CXX}
+  if test x$cross_compiling = xno; then
+    CXX_FOR_BUILD=${CXX}
+  else
+    CXX_FOR_BUILD=g++
+  fi
 fi
+
 AC_SUBST(CXX_FOR_BUILD)
 
 dnl Check for SysV shm (mandatory)
@@ -110,8 +124,10 @@ dnl Checks for header files.
 AC_HEADER_STDC
 AC_HEADER_SYS_WAIT
 AC_CHECK_HEADERS(fcntl.h limits.h strings.h time.h sys/ioctl.h sys/time.h unistd.h)
-AC_CHECK_HEADERS(linux/ppdev.h sys/mman.h sys/select.h sys/types.h)
+AC_CHECK_HEADERS(linux/ppdev.h dev/ppbus/ppi.h sys/mman.h sys/select.h sys/types.h)
 AC_CHECK_HEADERS(sys/resource.h stdint.h sched.h signal.h sys/syscall.h)
+AC_CHECK_HEADERS(netinet/in.h)
+AC_CHECK_HEADERS(windows.h)
 
 dnl Checks for typedefs, structures, and compiler characteristics.
 AC_C_CONST
@@ -154,6 +170,10 @@ inline static double exp10(double x)
   return pow(10.0, x);
 }
 #endif
+
+#ifdef HAVE_WINDOWS_H
+#define NOMINMAX
+#endif
 ])
 
 GR_CHECK_SHM_OPEN
@@ -176,8 +196,11 @@ GR_SET_MD_CPU
 
 dnl Define where to look for cppunit includes and libs
 dnl sets CPPUNIT_CFLAGS and CPPUNIT_LIBS
-AM_PATH_CPPUNIT([1.9.14],[],
-               [AC_MSG_ERROR([GNU Radio requires cppunit.  Stop])])
+dnl Try using pkg-config first, then fall back to cppunit-config.
+PKG_CHECK_EXISTS(cppunit,
+  [PKG_CHECK_MODULES(CPPUNIT, cppunit >= 1.9.14)],
+  [AM_PATH_CPPUNIT([1.9.14],[],
+               [AC_MSG_ERROR([GNU Radio requires cppunit.  Stop])])])
 
 CPPUNIT_INCLUDES=$CPPUNIT_CFLAGS
 AC_SUBST(CPPUNIT_INCLUDES)
@@ -186,6 +209,9 @@ dnl Define where to find boost includes
 dnl defines BOOST_CFLAGS
 GR_REQUIRE_BOOST_INCLUDES
 
+# If this is being done from a subversion tree, create variables
+GR_SUBVERSION
+
 dnl Component specific configuration
 dnl The order of the GR_ macros determines the order of compilation
 AC_ARG_ENABLE(
@@ -209,29 +235,42 @@ GRC_GR_AUDIO_WINDOWS
 GRC_GR_ATSC
 GRC_GR_COMEDI
 GRC_GR_CVSD_VOCODER
+GRC_GR_GPIO
 GRC_GR_GSM_FR_VOCODER
 GRC_GR_PAGER
 GRC_GR_RADAR_MONO
 GRC_GR_RADIO_ASTRONOMY
 GRC_GR_TRELLIS
 GRC_GR_VIDEO_SDL
-GRC_GR_QTGUI
 GRC_GR_WXGUI
 GRC_GR_SOUNDER                 dnl this must come after GRC_USRP
 GRC_GR_UTILS
 GRC_GNURADIO_EXAMPLES          dnl must come last
 
-# Each component is now either to be built, was skipped, or failed dependencies
+# Each component is now either to be built, was skipped, will be
+# included from pre-installed libraries and includes, or failed
+# dependencies.
 AC_SUBST([build_dirs], [$build_dirs])
 AC_SUBST([skipped_dirs], [$skipped_dirs])
- 
+AC_SUBST([with_dirs], [$with_dirs])
+
+# 'with' variables - the pre-installed libraries, includes, and paths
+# - must always come last in the lists, so they require special
+# treatment.
+AC_SUBST(with_INCLUDES)
+AC_SUBST(with_SWIG_INCLUDES)
+AC_SUBST(with_PYDIRPATH)
+AC_SUBST(with_SWIGDIRPATH)
+AC_SUBST(with_LIBDIRPATH)
+
+# Local files tweaked by AC
 AC_CONFIG_FILES([\
     Makefile \
-    run_tests.sh
-    config/Makefile
+    run_tests.sh \
+    config/Makefile \
 ])
 
-dnl run_tests.sh is created from run_tests.in.sh.  Make it executable.
+dnl run_tests.sh is created from run_tests.sh.in .  Make it executable.
 AC_CONFIG_COMMANDS([run_tests_build], [chmod +x run_tests.sh])
 
 AC_OUTPUT
@@ -260,3 +299,16 @@ if test "$skipped_dirs" != ""; then
     echo These components will not be built.
     echo
 fi
+if test "$with_dirs" != ""; then
+    echo "*********************************************************************"
+    echo The following components will be included from pre-installed
+    echo libraries and includes:
+    echo
+    for dir in $with_dirs
+    do
+        echo $dir
+    done
+    echo
+    echo These components will not be built.
+    echo
+fi