Merged -r6847:6850 from eb/trial-merge into trunk. This changeset

[debian/gnuradio] / configure.ac

diff --git a/configure.ac b/configure.ac
index d930061f13bc0ef27179874464f425cf7400c45c..526da90412cdf05cea83b0d5d79b3c1053f9a0a7 100644 (file)
--- a/configure.ac
+++ b/configure.ac
@@ -1,10 +1,10 @@
-dnl Copyright 2001,2002,2003,2004,2005,2006 Free Software Foundation, Inc.
+dnl Copyright 2001,2002,2003,2004,2005,2006,2007 Free Software Foundation, Inc.
 dnl 
 dnl This file is part of GNU Radio
 dnl 
 dnl GNU Radio is free software; you can redistribute it and/or modify
 dnl it under the terms of the GNU General Public License as published by
-dnl the Free Software Foundation; either version 2, or (at your option)
+dnl the Free Software Foundation; either version 3, or (at your option)
 dnl any later version.
 dnl 
 dnl GNU Radio is distributed in the hope that it will be useful,
@@ -20,18 +20,65 @@ dnl Boston, MA 02110-1301, USA.
 AC_INIT
 AC_PREREQ(2.57)
 AM_CONFIG_HEADER(config.h)
-AC_CANONICAL_HOST
-AC_CANONICAL_TARGET([])
-AM_INIT_AUTOMAKE(gnuradio,2.8svn)
 AC_CONFIG_SRCDIR([gnuradio-core/src/lib/runtime/gr_vmcircbuf.cc])
 
+AC_CANONICAL_BUILD
+AC_CANONICAL_HOST
+AC_CANONICAL_TARGET
+if test x$cross_compiling != xyes; then
+  AC_MSG_NOTICE([Configuring GNU Radio for cross compilation])
+else
+  AC_MSG_NOTICE([Configuring GNU Radio for native compilation])
+fi
+
+AM_INIT_AUTOMAKE(gnuradio,3.1svn)
+
+
+DEFINES=""
+AC_SUBST(DEFINES)
+
+
+dnl Remember if the user explicity set CXXFLAGS
+if test -n "${CXXFLAGS}"; then
+  user_set_cxxflags=yes
+fi
+
 GR_X86_64              dnl check for lib64 suffix
 LF_CONFIGURE_CC
 LF_CONFIGURE_CXX
+
+dnl The three macros above are known to override CXXFLAGS if the user
+dnl didn't specify them.  Though I'm sure somebody thought this was
+dnl a good idea, it makes it hard to use other than -g -O2 when compiling
+dnl selected files.  Thus we "undo" the damage here...
+dnl 
+dnl If the user specified CXXFLAGS, we use them.  Otherwise when compiling
+dnl the output of swig use use -O1 if we're using g++.
+dnl See Makefile.common for the rest of the magic.
+if test "$user_set_cxxflags" != yes; then
+  autoconf_default_CXXFLAGS="$CXXFLAGS"
+  CXXFLAGS=""
+  if test "$GXX" = yes; then
+    case "$host_cpu" in
+       powerpc*)
+          # "-O1" is broken on the PPC for some reason
+          # (at least as of g++ 4.1.1)
+          swig_CXXFLAGS="-g1 -O2"
+       ;;
+       *) 
+       swig_CXXFLAGS="-g1 -O1"
+       ;;
+    esac
+  fi
+fi
+AC_SUBST(autoconf_default_CXXFLAGS)
+AC_SUBST(swig_CXXFLAGS)
+
+
 LF_SET_WARNINGS
 GR_SET_GPROF
 GR_SET_PROF
-GR_PROG_AS
+AM_PROG_AS
 AC_PROG_LN_S
 AC_PROG_MAKE_SET
 AC_PROG_INSTALL
@@ -59,10 +106,15 @@ 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)
@@ -74,7 +126,7 @@ 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(sys/resource.h stdint.h sched.h)
+AC_CHECK_HEADERS(sys/resource.h stdint.h sched.h signal.h sys/syscall.h)
 
 dnl Checks for typedefs, structures, and compiler characteristics.
 AC_C_CONST
@@ -90,7 +142,8 @@ AC_FUNC_SETVBUF_REVERSED
 AC_FUNC_VPRINTF
 AC_CHECK_FUNCS([mmap select socket strcspn strerror strspn getpagesize sysconf])
 AC_CHECK_FUNCS([snprintf gettimeofday nanosleep sched_setscheduler])
-AC_CHECK_FUNCS([modf sqrt])
+AC_CHECK_FUNCS([modf sqrt sigaction sigprocmask pthread_sigmask])
+AC_CHECK_FUNCS([sched_setaffinity])
 
 AC_CHECK_LIB(m, sincos, [AC_DEFINE([HAVE_SINCOS],[1],[Define to 1 if your system has `sincos'.])])
 AC_CHECK_LIB(m, sincosf,[AC_DEFINE([HAVE_SINCOSF],[1],[Define to 1 if your system has `sincosf'.])])
@@ -138,8 +191,11 @@ 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)
@@ -148,8 +204,8 @@ dnl Define where to find boost includes
 dnl defines BOOST_CFLAGS
 GR_REQUIRE_BOOST_INCLUDES
 
-DEFINES=""
-AC_SUBST(DEFINES)
+# 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
@@ -159,8 +215,10 @@ AC_ARG_ENABLE(
 )
 
 build_dirs="config"
+GRC_OMNITHREAD                 dnl must come before gnuradio-core and mblock
 GRC_GNURADIO_CORE
-GRC_GNURADIO_EXAMPLES
+GRC_PMT
+GRC_MBLOCK                     dnl this must come after GRC_PMT
 GRC_USRP
 GRC_GR_USRP                    dnl this must come after GRC_USRP
 GRC_GR_AUDIO_ALSA
@@ -171,18 +229,18 @@ GRC_GR_AUDIO_PORTAUDIO
 GRC_GR_AUDIO_WINDOWS
 GRC_GR_ATSC
 GRC_GR_COMEDI
-GRC_GR_ERROR_CORRECTING_CODES
+GRC_GR_CVSD_VOCODER
 GRC_GR_GSM_FR_VOCODER
-GRC_GR_RADAR
+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_PMT
-GRC_MBLOCK                     dnl this must come after GRC_PMT
-GRC_EZDOP              
-GRC_GR_EZDOP                   dnl this must come after GRC_EZDOP
-GRC_GR_RDF
+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
 AC_SUBST([build_dirs], [$build_dirs])