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[Commit-gnuradio] r3417 - in gnuradio/trunk: . config


From: jcorgan
Subject: [Commit-gnuradio] r3417 - in gnuradio/trunk: . config
Date: Fri, 25 Aug 2006 17:58:20 -0600 (MDT)

Author: jcorgan
Date: 2006-08-25 17:58:20 -0600 (Fri, 25 Aug 2006)
New Revision: 3417

Added:
   gnuradio/trunk/config/grc_build.m4
Modified:
   gnuradio/trunk/Makefile.am
   gnuradio/trunk/config/Makefile.am
   gnuradio/trunk/config/grc_ezdop.m4
   gnuradio/trunk/config/grc_gnuradio_core.m4
   gnuradio/trunk/config/grc_gnuradio_examples.m4
   gnuradio/trunk/config/grc_gr_atsc.m4
   gnuradio/trunk/config/grc_gr_audio_alsa.m4
   gnuradio/trunk/config/grc_gr_audio_jack.m4
   gnuradio/trunk/config/grc_gr_audio_oss.m4
   gnuradio/trunk/config/grc_gr_audio_osx.m4
   gnuradio/trunk/config/grc_gr_audio_portaudio.m4
   gnuradio/trunk/config/grc_gr_audio_windows.m4
   gnuradio/trunk/config/grc_gr_comedi.m4
   gnuradio/trunk/config/grc_gr_error_correcting_codes.m4
   gnuradio/trunk/config/grc_gr_ezdop.m4
   gnuradio/trunk/config/grc_gr_gsm_fr_vocoder.m4
   gnuradio/trunk/config/grc_gr_radar.m4
   gnuradio/trunk/config/grc_gr_radio_astronomy.m4
   gnuradio/trunk/config/grc_gr_trellis.m4
   gnuradio/trunk/config/grc_gr_usrp.m4
   gnuradio/trunk/config/grc_gr_video_sdl.m4
   gnuradio/trunk/config/grc_gr_wxgui.m4
   gnuradio/trunk/config/grc_mblock.m4
   gnuradio/trunk/config/grc_pmt.m4
   gnuradio/trunk/config/grc_usrp.m4
   gnuradio/trunk/config/macosx_audiounit.m4
   gnuradio/trunk/configure.ac
Log:
Implements ticket:28.  See BuildConfiguration for documentation.
Merged developer branch jcorgan/ticket-28 into trunk.


Modified: gnuradio/trunk/Makefile.am
===================================================================
--- gnuradio/trunk/Makefile.am  2006-08-25 23:11:47 UTC (rev 3416)
+++ gnuradio/trunk/Makefile.am  2006-08-25 23:58:20 UTC (rev 3417)
@@ -26,5 +26,5 @@
        configure                       \
        config.h.in
 
-SUBDIRS = @subdirs@
-DIST_SUBDIRS = @subdirs@ @failed_subdirs@
+SUBDIRS = @build_dirs@
+DIST_SUBDIRS = @build_dirs@ @skipped_dirs@

Modified: gnuradio/trunk/config/Makefile.am
===================================================================
--- gnuradio/trunk/config/Makefile.am   2006-08-25 23:11:47 UTC (rev 3416)
+++ gnuradio/trunk/config/Makefile.am   2006-08-25 23:58:20 UTC (rev 3417)
@@ -31,6 +31,7 @@
        cppunit.m4 \
        gr_as.m4 \
        gr_boost.m4 \
+       grc_build.m4 \
        grc_gnuradio_core.m4 \
        grc_gnuradio_examples.m4 \
        grc_gr_atsc.m4 \

Copied: gnuradio/trunk/config/grc_build.m4 (from rev 3416, 
gnuradio/branches/developers/jcorgan/ticket-28/config/grc_build.m4)
===================================================================
--- gnuradio/trunk/config/grc_build.m4                          (rev 0)
+++ gnuradio/trunk/config/grc_build.m4  2006-08-25 23:58:20 UTC (rev 3417)
@@ -0,0 +1,50 @@
+dnl 2006 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 any later version.
+dnl 
+dnl GNU Radio is distributed in the hope that it will be useful,
+dnl but WITHOUT ANY WARRANTY; without even the implied warranty of
+dnl MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+dnl GNU General Public License for more details.
+dnl 
+dnl You should have received a copy of the GNU General Public License
+dnl along with GNU Radio; see the file COPYING.  If not, write to
+dnl the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+dnl Boston, MA 02111-1307, USA.
+
+# Create --enable-foo argument for named component, create variables as needed
+# $1 is component name
+AC_DEFUN([GRC_ENABLE],[
+    AC_ARG_ENABLE([$1],[  --enable-$1  Fail build if $1 fails 
configuration],[],
+                  [[enable_]m4_bpatsubst($1,-,_)=$enable_all_components])
+])
+
+# Conditionally build named component.
+# $1 is component name
+# $2 is executed if configuration passes and build is desired
+# Use $passed=no to indicate configuration failure
+# Any other value of $passed, including blank, assumes success 
+AC_DEFUN([GRC_BUILD_CONDITIONAL],[
+    if test x$passed = xno; then
+        skipped_dirs="$skipped_dirs $1"
+       if test x$[enable_]m4_bpatsubst($1,-,_) = xyes; then
+           AC_MSG_ERROR([Component $1 has errors, stopping.])
+       else
+           AC_MSG_RESULT([Not building component $1.])
+       fi      
+    else
+        if test x$[enable_]m4_bpatsubst($1,-,_) != xno; then
+           $2
+           build_dirs="$build_dirs $1"
+           AC_MSG_RESULT([Component $1 passed configuration checks, building.])
+       else
+            skipped_dirs="$skipped_dirs $1"
+           AC_MSG_RESULT([Component $1 passed configuration checks, but not 
building.])
+       fi
+    fi
+])

Modified: gnuradio/trunk/config/grc_ezdop.m4
===================================================================
--- gnuradio/trunk/config/grc_ezdop.m4  2006-08-25 23:11:47 UTC (rev 3416)
+++ gnuradio/trunk/config/grc_ezdop.m4  2006-08-25 23:58:20 UTC (rev 3417)
@@ -18,7 +18,7 @@
 dnl Boston, MA 02111-1307, USA.
 
 AC_DEFUN([GRC_EZDOP],[
-    AC_CONFIG_SRCDIR([ezdop/src/host/ezdop/ezdop.h])
+    GRC_ENABLE([ezdop])
 
     AC_CONFIG_FILES([ \
        ezdop/Makefile \
@@ -31,32 +31,37 @@
        ezdop/src/host/tests/Makefile \
     ])
 
-    succeeded=yes
+    passed=yes
 
     # Firmware build requires Atmel AVR microcontroller port of GCC
     AC_PATH_PROG([AVRGCC], [avr-gcc -v], [no])
     if test x$AVRGCC = xno; then
-       succeeded=no
+       passed=no
+       AC_MSG_RESULT([ezdop requires avr-gcc, not found.])
     fi
     
     # ...and binutils
     AC_PATH_PROG([AVROBJCOPY], [avr-objcopy], [no])
     if test x$AVROBJCOPY = xno; then
-       succeeded=no
+       passed=no
+       AC_MSG_RESULT([ezdop requires avr binutils, not found.])
     fi
     
     # ...and standard library (test not working yet)
-    #AC_CHECK_HEADERS([avr/io.h],[],[succeeded=no])
+    #AC_CHECK_HEADERS([avr/io.h],[],
+    #   [passed=no;AC_MSG_RESULT([ezdop requires avr glibc, not found.])])
 
     # Device access is via libftdi
     AC_LANG_PUSH(C)
-    AC_CHECK_HEADERS([ftdi.h],[],[succeeded=no])
+    AC_CHECK_HEADERS([ftdi.h],[],
+        [passed=no;AC_MSG_RESULT([ezdop requires ftdi.h, not found.])])
     save_LIBS="$LIBS"
-    AC_SEARCH_LIBS([ftdi_init], [ftdi],[FTDI_LIBS="$LIBS"],[succeeded=no])
+    AC_SEARCH_LIBS([ftdi_init], [ftdi],[FTDI_LIBS="$LIBS"],
+        [passed=no;AC_MSG_RESULT([ezdop requires libftdi, not found.])])
     LIBS="$save_LIBS"
     AC_LANG_POP
-    
-    if test x$succeeded = xyes; then
+
+    GRC_BUILD_CONDITIONAL([ezdop],[
        EZDOP_INCLUDES='-I$(top_srcdir)/ezdop/src/host/ezdop/ 
-I$(top_srcdir)/ezdop/src/firmware/'
        EZDOP_LIBS='-lezdop'
        AC_SUBST(FTDI_LIBS)
@@ -64,9 +69,5 @@
        AC_SUBST(EZDOP_LIBS)
        AC_SUBST(AVRGCC)
        AC_SUBST(AVROBJCOPY)
-
-        subdirs="$subdirs ezdop"
-    else
-       failed="$failed ezdop"
-    fi
+    ])
 ])

Modified: gnuradio/trunk/config/grc_gnuradio_core.m4
===================================================================
--- gnuradio/trunk/config/grc_gnuradio_core.m4  2006-08-25 23:11:47 UTC (rev 
3416)
+++ gnuradio/trunk/config/grc_gnuradio_core.m4  2006-08-25 23:58:20 UTC (rev 
3417)
@@ -18,7 +18,7 @@
 dnl Boston, MA 02111-1307, USA.
 
 AC_DEFUN([GRC_GNURADIO_CORE],[
-    AC_CONFIG_SRCDIR([gnuradio-core/src/lib/runtime/gr_vmcircbuf.cc])
+    GRC_ENABLE([gnuradio-core])
 
     AC_CONFIG_FILES([ \
         gnuradio-core/Makefile
@@ -51,13 +51,14 @@
         gnuradio-core/src/python/gnuradio/gruimpl/Makefile \
         gnuradio-core/src/tests/Makefile \
         gnuradio-core/src/utils/Makefile \
-       ])
+    ])
+    
+    passed=yes
+    GRC_BUILD_CONDITIONAL([gnuradio-core],[
+        dnl run_tests is created from run_tests.in.  Make it executable.
+        AC_CONFIG_COMMANDS([run_tests_core], [chmod +x 
gnuradio-core/src/python/gnuradio/gr/run_tests])
 
-    dnl run_tests is created from run_tests.in.  Make it executable.
-    AC_CONFIG_COMMANDS([run_tests_core], [chmod +x 
gnuradio-core/src/python/gnuradio/gr/run_tests])
-
-    dnl kludge up initial swig dependency file
-    AC_CONFIG_COMMANDS([swig_deps], [touch 
gnuradio-core/src/lib/swig/gnuradio_swig_python.d])
-
-    subdirs="$subdirs gnuradio-core"
+        dnl kludge up initial swig dependency file
+        AC_CONFIG_COMMANDS([swig_deps], [touch 
gnuradio-core/src/lib/swig/gnuradio_swig_python.d])
+    ])
 ])

Modified: gnuradio/trunk/config/grc_gnuradio_examples.m4
===================================================================
--- gnuradio/trunk/config/grc_gnuradio_examples.m4      2006-08-25 23:11:47 UTC 
(rev 3416)
+++ gnuradio/trunk/config/grc_gnuradio_examples.m4      2006-08-25 23:58:20 UTC 
(rev 3417)
@@ -18,9 +18,9 @@
 # Boston, MA 02111-1307, USA.
 
 AC_DEFUN([GRC_GNURADIO_EXAMPLES],[
-    AC_CONFIG_SRCDIR([gnuradio-examples/README])
+    GRC_ENABLE([gnuradio-examples])
 
-    AC_CONFIG_FILES([\
+    AC_CONFIG_FILES([ \
         gnuradio-examples/Makefile \
         gnuradio-examples/python/Makefile \
         gnuradio-examples/python/audio/Makefile \
@@ -30,7 +30,8 @@
         gnuradio-examples/python/mc4020/Makefile \
         gnuradio-examples/python/usrp/Makefile \
         gnuradio-examples/python/multi_usrp/Makefile \
-       ])
+    ])
 
-    subdirs="$subdirs gnuradio-examples"
+    passed=yes
+    GRC_BUILD_CONDITIONAL([gnuradio-examples])
 ])

Modified: gnuradio/trunk/config/grc_gr_atsc.m4
===================================================================
--- gnuradio/trunk/config/grc_gr_atsc.m4        2006-08-25 23:11:47 UTC (rev 
3416)
+++ gnuradio/trunk/config/grc_gr_atsc.m4        2006-08-25 23:58:20 UTC (rev 
3417)
@@ -18,7 +18,7 @@
 dnl Boston, MA 02111-1307, USA.
 
 AC_DEFUN([GRC_GR_ATSC],[
-    AC_CONFIG_SRCDIR([gr-atsc/src/lib/atsc.i])
+    GRC_ENABLE([gr-atsc])
 
     AC_CONFIG_FILES([\
        gr-atsc/Makefile \
@@ -29,8 +29,9 @@
        gr-atsc/src/python/run_tests \
     ])
 
-    dnl run_tests is created from run_tests.in.  Make it executable.
-    AC_CONFIG_COMMANDS([run_tests_atsc], [chmod +x 
gr-atsc/src/python/run_tests])
-
-    subdirs="$subdirs gr-atsc"
+    passed=yes
+    GRC_BUILD_CONDITIONAL([gr-atsc],[
+        dnl run_tests is created from run_tests.in.  Make it executable.
+       AC_CONFIG_COMMANDS([run_tests_atsc], [chmod +x 
gr-atsc/src/python/run_tests])
+    ])
 ])

Modified: gnuradio/trunk/config/grc_gr_audio_alsa.m4
===================================================================
--- gnuradio/trunk/config/grc_gr_audio_alsa.m4  2006-08-25 23:11:47 UTC (rev 
3416)
+++ gnuradio/trunk/config/grc_gr_audio_alsa.m4  2006-08-25 23:58:20 UTC (rev 
3417)
@@ -18,7 +18,7 @@
 dnl Boston, MA 02111-1307, USA.
 
 AC_DEFUN([GRC_GR_AUDIO_ALSA],[
-    AC_CONFIG_SRCDIR([gr-audio-alsa/src/audio_alsa.i])
+    GRC_ENABLE([gr-audio-alsa])
 
     AC_CONFIG_FILES([ \
        gr-audio-alsa/Makefile \
@@ -26,16 +26,13 @@
        gr-audio-alsa/src/run_tests \
     ])
 
-    succeeded=yes
-    PKG_CHECK_MODULES(ALSA, alsa >= 0.9,[],[succeeded=no])
-    if test $succeeded = yes; then
-       AC_SUBST(ALSA_LIBS)
+    passed=yes
+    PKG_CHECK_MODULES(ALSA, alsa >= 0.9,[],
+        [passed=no;AC_MSG_RESULT([gr-audio-alsa requires package alsa, not 
found.])])
 
+    GRC_BUILD_CONDITIONAL([gr-audio-alsa],[
+       AC_SUBST(ALSA_LIBS)
        dnl run_tests is created from run_tests.in.  Make it executable.
         AC_CONFIG_COMMANDS([run_tests_alsa], [chmod +x 
gr-audio-alsa/src/run_tests])
-        subdirs="$subdirs gr-audio-alsa"
-    else
-       AC_MSG_RESULT([failed: $ALSA_PKG_ERRORS])
-       failed="$failed gr-audio-alsa"
-    fi
+    ])
 ])

Modified: gnuradio/trunk/config/grc_gr_audio_jack.m4
===================================================================
--- gnuradio/trunk/config/grc_gr_audio_jack.m4  2006-08-25 23:11:47 UTC (rev 
3416)
+++ gnuradio/trunk/config/grc_gr_audio_jack.m4  2006-08-25 23:58:20 UTC (rev 
3417)
@@ -18,7 +18,7 @@
 dnl Boston, MA 02111-1307, USA.
 
 AC_DEFUN([GRC_GR_AUDIO_JACK],[
-    AC_CONFIG_SRCDIR([gr-audio-jack/src/audio_jack.i])
+    GRC_ENABLE([gr-audio-jack])
 
     AC_CONFIG_FILES([ \
        gr-audio-jack/Makefile \
@@ -26,16 +26,13 @@
        gr-audio-jack/src/run_tests \
     ])
 
-    succeeded=yes
-    PKG_CHECK_MODULES(JACK, jack >= 0.8,[],[succeeded=no])
-    if test $succeeded = yes; then
-       AC_SUBST(JACK_LIBS)
+    passed=yes
+    PKG_CHECK_MODULES(JACK, jack >= 0.8,[],
+        [passed=no;AC_MSG_RESULT([gr-audio-jack requires package jack, not 
found.])])
 
+    GRC_BUILD_CONDITIONAL([gr-audio-jack],[
+       AC_SUBST(JACK_LIBS)
        dnl run_tests is created from run_tests.in.  Make it executable.
         AC_CONFIG_COMMANDS([run_tests_jack], [chmod +x 
gr-audio-jack/src/run_tests])
-        subdirs="$subdirs gr-audio-jack"
-    else
-       AC_MSG_RESULT([failed: $JACK_PKG_ERRORS])
-       failed="$failed gr-audio-jack"
-    fi
+    ])
 ])

Modified: gnuradio/trunk/config/grc_gr_audio_oss.m4
===================================================================
--- gnuradio/trunk/config/grc_gr_audio_oss.m4   2006-08-25 23:11:47 UTC (rev 
3416)
+++ gnuradio/trunk/config/grc_gr_audio_oss.m4   2006-08-25 23:58:20 UTC (rev 
3417)
@@ -18,7 +18,7 @@
 dnl Boston, MA 02111-1307, USA.
 
 AC_DEFUN([GRC_GR_AUDIO_OSS],[
-    AC_CONFIG_SRCDIR([gr-audio-oss/src/audio_oss.i])
+    GRC_ENABLE([gr-audio-oss])    
 
     AC_CONFIG_FILES([ \
        gr-audio-oss/Makefile \
@@ -26,27 +26,24 @@
        gr-audio-oss/src/run_tests \
     ])
 
-    succeeded=yes
-
+    passed=yes
     case $target in
        *-*-netbsd*)
-           AC_HAVE_LIBRARY(ossaudio,[],[succeeded=no])
-           if test $succeeded = yes; then
+           AC_HAVE_LIBRARY(ossaudio,[],
+               [passed=no;AC_MSG_RESULT([gr-audio-oss requires library 
ossaudio, not found.])])
+           if test x$passed != xno; then
                OSS_LIBS=-lossaudio
                AC_MSG_RESULT([Using OSS library $OSS_LIBS])
            fi
            ;;
        *)
-           AC_CHECK_HEADER(sys/soundcard.h,[],[succeeded=no])
+           AC_CHECK_HEADER(sys/soundcard.h,[],
+               [passed=no;AC_MSG_RESULT([gr-audio-oss requires 
sys/soundcard.h, not found.])])
     esac
 
-    if test $succeeded = yes; then
+    GRC_BUILD_CONDITIONAL([gr-audio-oss],[
        AC_SUBST(OSS_LIBS)
        dnl run_tests is created from run_tests.in.  Make it executable.
         AC_CONFIG_COMMANDS([run_tests_oss], [chmod +x 
gr-audio-oss/src/run_tests])
-        subdirs="$subdirs gr-audio-oss"
-    else
-       AC_MSG_RESULT([failed: $OSS_PKG_ERRORS])
-       failed="$failed gr-audio-oss"
-    fi
+    ])
 ])

Modified: gnuradio/trunk/config/grc_gr_audio_osx.m4
===================================================================
--- gnuradio/trunk/config/grc_gr_audio_osx.m4   2006-08-25 23:11:47 UTC (rev 
3416)
+++ gnuradio/trunk/config/grc_gr_audio_osx.m4   2006-08-25 23:58:20 UTC (rev 
3417)
@@ -18,21 +18,20 @@
 dnl Boston, MA 02111-1307, USA.
 
 AC_DEFUN([GRC_GR_AUDIO_OSX],[
-    AC_CONFIG_SRCDIR([gr-audio-osx/src/audio_osx.i])
-
+    GRC_ENABLE([gr-audio-osx])
+    
     AC_CONFIG_FILES([ \
        gr-audio-osx/Makefile \
        gr-audio-osx/src/Makefile \
        gr-audio-osx/src/run_tests \
     ])
     
-    succeeded=yes
-    MACOSX_AUDIOUNIT([],[succeeded=no])
-    if test $succeeded = yes; then
+    passed=yes
+    MACOSX_AUDIOUNIT([],
+        [passed=no;AC_MSG_RESULT([gr-audio-osx requires AudioUnit, not 
found.])])
+
+    GRC_BUILD_CONDITIONAL([gr-audio-osx],[
        dnl run_tests is created from run_tests.in.  Make it executable.
         AC_CONFIG_COMMANDS([run_tests_osx], [chmod +x 
gr-audio-osx/src/run_tests])
-        subdirs="$subdirs gr-audio-osx"
-    else
-       failed="$failed gr-audio-osx"
-    fi
+    ])
 ])

Modified: gnuradio/trunk/config/grc_gr_audio_portaudio.m4
===================================================================
--- gnuradio/trunk/config/grc_gr_audio_portaudio.m4     2006-08-25 23:11:47 UTC 
(rev 3416)
+++ gnuradio/trunk/config/grc_gr_audio_portaudio.m4     2006-08-25 23:58:20 UTC 
(rev 3417)
@@ -18,7 +18,7 @@
 dnl Boston, MA 02111-1307, USA.
 
 AC_DEFUN([GRC_GR_AUDIO_PORTAUDIO],[
-    AC_CONFIG_SRCDIR([gr-audio-portaudio/src/audio_portaudio.i])
+    GRC_ENABLE([gr-audio-portaudio])
 
     AC_CONFIG_FILES([ \
        gr-audio-portaudio/Makefile \
@@ -26,16 +26,13 @@
        gr-audio-portaudio/src/run_tests \
     ])
 
-    succeeded=yes
-    PKG_CHECK_MODULES(PORTAUDIO, portaudio-2.0 >= 19,[],[succeeded=no])
+    passed=yes
+    PKG_CHECK_MODULES(PORTAUDIO, portaudio-2.0 >= 19,[],
+        [passed=no;AC_MSG_RESULT([gr-audio-portaudio requires package 
portaudio, not found.])])
 
-    if test $succeeded = yes; then
+    GRC_BUILD_CONDITIONAL([gr-audio-portaudio],[
        AC_SUBST(PORTAUDIO_LIBS)
        dnl run_tests is created from run_tests.in.  Make it executable.
         AC_CONFIG_COMMANDS([run_tests_portaudio], [chmod +x 
gr-audio-portaudio/src/run_tests])
-        subdirs="$subdirs gr-audio-portaudio"
-    else
-       AC_MSG_RESULT([failed: $PORTAUDIO_PKG_ERRORS])
-       failed="$failed gr-audio-portaudio"
-    fi
+    ])
 ])

Modified: gnuradio/trunk/config/grc_gr_audio_windows.m4
===================================================================
--- gnuradio/trunk/config/grc_gr_audio_windows.m4       2006-08-25 23:11:47 UTC 
(rev 3416)
+++ gnuradio/trunk/config/grc_gr_audio_windows.m4       2006-08-25 23:58:20 UTC 
(rev 3417)
@@ -18,7 +18,7 @@
 dnl Boston, MA 02111-1307, USA.
 
 AC_DEFUN([GRC_GR_AUDIO_WINDOWS],[
-    AC_CONFIG_SRCDIR([gr-audio-windows/src/audio_windows.i])
+    GRC_ENABLE([gr-audio-windows])
 
     AC_CONFIG_FILES([ \
        gr-audio-windows/Makefile \
@@ -26,17 +26,14 @@
        gr-audio-windows/src/run_tests \
     ])
 
-    succeeded=yes
-    AC_HAVE_LIBRARY(winmm,[],[succeeded=no])
+    passed=yes
+    AC_HAVE_LIBRARY(winmm,[],
+        [passed=no;AC_MSG_RESULT([gr-audio-windows requires library winmm, not 
found.])])
 
-    if test $succeeded = yes; then
+    GRC_BUILD_CONDITIONAL([gr-audio-windows],[
        WINAUDIO_LIBS=-lwinmm
        AC_SUBST(WINAUDIO_LIBS)
-
        dnl run_tests is created from run_tests.in.  Make it executable.
-        AC_CONFIG_COMMANDS([run_tests_windows], [chmod +x 
gr-audio-windows/src/run_tests])
-        subdirs="$subdirs gr-audio-windows"
-    else
-       failed="$failed gr-audio-windows"
-    fi
+        AC_CONFIG_COMMANDS([run_tests_audio_windows], [chmod +x 
gr-audio-windows/src/run_tests])
+    ])
 ])

Modified: gnuradio/trunk/config/grc_gr_comedi.m4
===================================================================
--- gnuradio/trunk/config/grc_gr_comedi.m4      2006-08-25 23:11:47 UTC (rev 
3416)
+++ gnuradio/trunk/config/grc_gr_comedi.m4      2006-08-25 23:58:20 UTC (rev 
3417)
@@ -18,7 +18,7 @@
 dnl Boston, MA 02111-1307, USA.
 
 AC_DEFUN([GRC_GR_COMEDI],[
-    AC_CONFIG_SRCDIR([gr-comedi/src/comedi.i])
+    GRC_ENABLE([gr-comedi])
 
     AC_CONFIG_FILES([ \
        gr-comedi/Makefile \
@@ -26,16 +26,13 @@
        gr-comedi/src/run_tests \
     ])
 
-    succeeded=yes
-    PKG_CHECK_MODULES(COMEDI, comedilib >= 0.7,[],[succeeded=no])
-    if test $succeeded = yes; then
-       AC_SUBST(COMEDI_LIBS)
+    passed=yes
+    PKG_CHECK_MODULES(COMEDI, comedilib >= 0.7,[],
+        [passed=no;AC_MSG_RESULT([gr-comedi requires comedilib, not found.])])
 
+    GRC_BUILD_CONDITIONAL([gr-comedi],[
+       AC_SUBST(COMEDI_LIBS)
        dnl run_tests is created from run_tests.in.  Make it executable.
         AC_CONFIG_COMMANDS([run_tests_comedi], [chmod +x 
gr-comedi/src/run_tests])
-        subdirs="$subdirs gr-comedi"
-    else
-       AC_MSG_WARN([$COMEDI_PKG_ERRORS])
-       failed="$failed gr-comedi"
-    fi
+    ])
 ])

Modified: gnuradio/trunk/config/grc_gr_error_correcting_codes.m4
===================================================================
--- gnuradio/trunk/config/grc_gr_error_correcting_codes.m4      2006-08-25 
23:11:47 UTC (rev 3416)
+++ gnuradio/trunk/config/grc_gr_error_correcting_codes.m4      2006-08-25 
23:58:20 UTC (rev 3417)
@@ -18,7 +18,7 @@
 dnl Boston, MA 02111-1307, USA.
 
 AC_DEFUN([GRC_GR_ERROR_CORRECTING_CODES],[
-    AC_CONFIG_SRCDIR([gr-error-correcting-codes/src/lib/ecc.i])
+    GRC_ENABLE([gr-error-correcting-codes])
 
     AC_CONFIG_FILES([\
        gr-error-correcting-codes/Makefile \
@@ -31,8 +31,9 @@
        gr-error-correcting-codes/src/python/run_tests \
     ])
 
-    dnl run_tests is created from run_tests.in.  Make it executable.
-    AC_CONFIG_COMMANDS([run_tests_error_correcting_codes], [chmod +x 
gr-error-correcting-codes/src/python/run_tests])
-
-    subdirs="$subdirs gr-error-correcting-codes"
+    passed=yes
+    GRC_BUILD_CONDITIONAL([gr-error-correcting-codes],[
+        dnl run_tests is created from run_tests.in.  Make it executable.
+        AC_CONFIG_COMMANDS([run_tests_error_correcting_codes], [chmod +x 
gr-error-correcting-codes/src/python/run_tests])
+    ])
 ])

Modified: gnuradio/trunk/config/grc_gr_ezdop.m4
===================================================================
--- gnuradio/trunk/config/grc_gr_ezdop.m4       2006-08-25 23:11:47 UTC (rev 
3416)
+++ gnuradio/trunk/config/grc_gr_ezdop.m4       2006-08-25 23:58:20 UTC (rev 
3417)
@@ -18,7 +18,7 @@
 dnl Boston, MA 02111-1307, USA.
 
 AC_DEFUN([GRC_GR_EZDOP],[
-    AC_CONFIG_SRCDIR([gr-ezdop/src/lib/ezdop.i])
+    GRC_ENABLE([gr-ezdop])
 
     AC_CONFIG_FILES([ \
        gr-ezdop/Makefile \
@@ -28,21 +28,18 @@
        gr-ezdop/src/python/run_tests \
     ])
 
+    passed=yes
     # Don't do gr-ezdop if ezdop failed
     # There *has* to be a better way to check if a value is in a string
-    succeeded=yes
-    for dir in $failed
+    for dir in $skipped_dirs
     do
        if test $dir = ezdop; then
-           succeeded=no
+           passed=no
        fi
     done
 
-    if test $succeeded = yes; then
+    GRC_BUILD_CONDITIONAL([gr-ezdop],[
        dnl run_tests is created from run_tests.in.  Make it executable.
        AC_CONFIG_COMMANDS([run_tests_ezdop], [chmod +x 
gr-ezdop/src/python/run_tests])
-       subdirs="$subdirs gr-ezdop"
-    else
-       failed="$failed gr-ezdop"
-    fi
+    ])
 ])

Modified: gnuradio/trunk/config/grc_gr_gsm_fr_vocoder.m4
===================================================================
--- gnuradio/trunk/config/grc_gr_gsm_fr_vocoder.m4      2006-08-25 23:11:47 UTC 
(rev 3416)
+++ gnuradio/trunk/config/grc_gr_gsm_fr_vocoder.m4      2006-08-25 23:58:20 UTC 
(rev 3417)
@@ -18,7 +18,7 @@
 dnl Boston, MA 02111-1307, USA.
 
 AC_DEFUN([GRC_GR_GSM_FR_VOCODER],[
-    AC_CONFIG_SRCDIR([gr-gsm-fr-vocoder/src/lib/gsm_full_rate.i])
+    GRC_ENABLE([gr-gsm-fr-vocoder])
 
     AC_CONFIG_FILES([\
        gr-gsm-fr-vocoder/Makefile \
@@ -29,8 +29,9 @@
        gr-gsm-fr-vocoder/src/python/run_tests \
     ])
 
-    dnl run_tests is created from run_tests.in.  Make it executable.
-    AC_CONFIG_COMMANDS([run_tests_gsm], [chmod +x 
gr-gsm-fr-vocoder/src/python/run_tests])
-
-    subdirs="$subdirs gr-gsm-fr-vocoder"
+    passed=yes
+    GRC_BUILD_CONDITIONAL([gr-gsm-fr-vocoder],[
+        dnl run_tests is created from run_tests.in.  Make it executable.
+        AC_CONFIG_COMMANDS([run_tests_gsm], [chmod +x 
gr-gsm-fr-vocoder/src/python/run_tests])
+    ])
 ])

Modified: gnuradio/trunk/config/grc_gr_radar.m4
===================================================================
--- gnuradio/trunk/config/grc_gr_radar.m4       2006-08-25 23:11:47 UTC (rev 
3416)
+++ gnuradio/trunk/config/grc_gr_radar.m4       2006-08-25 23:58:20 UTC (rev 
3417)
@@ -18,7 +18,7 @@
 dnl Boston, MA 02111-1307, USA.
 
 AC_DEFUN([GRC_GR_RADAR],[
-    AC_CONFIG_SRCDIR([gr-radar/src/python/usrp_rx_radar.py])
+    GRC_ENABLE([gr-radar])
 
     AC_CONFIG_FILES([\
        gr-radar/Makefile \
@@ -29,8 +29,9 @@
        gr-radar/src/python/run_tests \
     ])
 
-    dnl run_tests is created from run_tests.in.  Make it executable.
-    AC_CONFIG_COMMANDS([run_tests_radar], [chmod +x 
gr-radar/src/python/run_tests])
-
-    subdirs="$subdirs gr-radar"
+    passed=yes
+    GRC_BUILD_CONDITIONAL([gr-radar],[
+        dnl run_tests is created from run_tests.in.  Make it executable.
+        AC_CONFIG_COMMANDS([run_tests_radar], [chmod +x 
gr-radar/src/python/run_tests])
+    ])
 ])

Modified: gnuradio/trunk/config/grc_gr_radio_astronomy.m4
===================================================================
--- gnuradio/trunk/config/grc_gr_radio_astronomy.m4     2006-08-25 23:11:47 UTC 
(rev 3416)
+++ gnuradio/trunk/config/grc_gr_radio_astronomy.m4     2006-08-25 23:58:20 UTC 
(rev 3417)
@@ -18,7 +18,7 @@
 dnl Boston, MA 02111-1307, USA.
 
 AC_DEFUN([GRC_GR_RADIO_ASTRONOMY],[
-    AC_CONFIG_SRCDIR([gr-radio-astronomy/src/lib/ra.i])
+    GRC_ENABLE([gr-radio-astronomy])
 
     AC_CONFIG_FILES([\
        gr-radio-astronomy/Makefile \
@@ -28,8 +28,9 @@
        gr-radio-astronomy/src/python/run_tests \
     ])
 
-    dnl run_tests is created from run_tests.in.  Make it executable.
-    AC_CONFIG_COMMANDS([run_tests_astronomy], [chmod +x 
gr-radio-astronomy/src/python/run_tests])
-
-    subdirs="$subdirs gr-radio-astronomy"
+    passed=yes
+    GRC_BUILD_CONDITIONAL([gr-radio-astronomy],[
+        dnl run_tests is created from run_tests.in.  Make it executable.
+        AC_CONFIG_COMMANDS([run_tests_astronomy], [chmod +x 
gr-radio-astronomy/src/python/run_tests])
+    ])
 ])

Modified: gnuradio/trunk/config/grc_gr_trellis.m4
===================================================================
--- gnuradio/trunk/config/grc_gr_trellis.m4     2006-08-25 23:11:47 UTC (rev 
3416)
+++ gnuradio/trunk/config/grc_gr_trellis.m4     2006-08-25 23:58:20 UTC (rev 
3417)
@@ -18,7 +18,7 @@
 dnl Boston, MA 02111-1307, USA.
 
 AC_DEFUN([GRC_GR_TRELLIS],[
-    AC_CONFIG_SRCDIR([gr-trellis/src/lib/trellis.i])
+    GRC_ENABLE([gr-trellis])
 
     AC_CONFIG_FILES([\
        gr-trellis/Makefile \
@@ -29,8 +29,9 @@
        gr-trellis/src/python/run_tests \
     ])
 
-    dnl run_tests is created from run_tests.in.  Make it executable.
-    AC_CONFIG_COMMANDS([run_tests_gr_trellis], [chmod +x 
gr-trellis/src/python/run_tests])
-
-    subdirs="$subdirs gr-trellis"
+    passed=yes
+    GRC_BUILD_CONDITIONAL([gr-trellis],[
+        dnl run_tests is created from run_tests.in.  Make it executable.
+       AC_CONFIG_COMMANDS([run_tests_gr_trellis], [chmod +x 
gr-trellis/src/python/run_tests])
+    ])
 ])

Modified: gnuradio/trunk/config/grc_gr_usrp.m4
===================================================================
--- gnuradio/trunk/config/grc_gr_usrp.m4        2006-08-25 23:11:47 UTC (rev 
3416)
+++ gnuradio/trunk/config/grc_gr_usrp.m4        2006-08-25 23:58:20 UTC (rev 
3417)
@@ -18,7 +18,7 @@
 dnl Boston, MA 02111-1307, USA.
 
 AC_DEFUN([GRC_GR_USRP],[
-    AC_CONFIG_SRCDIR([gr-usrp/src/usrp1.i])
+    GRC_ENABLE([gr-usrp])
 
     AC_CONFIG_FILES([ \
         gr-usrp/Makefile \
@@ -26,21 +26,19 @@
         gr-usrp/src/run_tests \
     ])
 
-    # Don't do gr-usrp if usrp failed
+    passed=yes
+    # Don't do gr-usrp if usrp skipped
     # There *has* to be a better way to check if a value is in a string
-    succeeded=yes
-    for dir in $failed
+    for dir in $skipped_dirs
     do
-       if test $dir = usrp; then
-           succeeded=no
+       if test x$dir = xusrp; then
+           AC_MSG_RESULT([Component gr-usrp requires usrp, which is not being 
built.])
+           passed=no
        fi
     done
 
-    if test $succeeded = yes; then
+    GRC_BUILD_CONDITIONAL([gr-usrp],[
        dnl run_tests is created from run_tests.in.  Make it executable.
        AC_CONFIG_COMMANDS([run_tests_usrp], [chmod +x gr-usrp/src/run_tests])
-       subdirs="$subdirs gr-usrp"
-    else
-       failed="$failed gr-usrp"
-    fi
+    ])
 ])

Modified: gnuradio/trunk/config/grc_gr_video_sdl.m4
===================================================================
--- gnuradio/trunk/config/grc_gr_video_sdl.m4   2006-08-25 23:11:47 UTC (rev 
3416)
+++ gnuradio/trunk/config/grc_gr_video_sdl.m4   2006-08-25 23:58:20 UTC (rev 
3417)
@@ -18,7 +18,7 @@
 dnl Boston, MA 02111-1307, USA.
 
 AC_DEFUN([GRC_GR_VIDEO_SDL],[
-    AC_CONFIG_SRCDIR([gr-video-sdl/src/video_sdl.i])
+    GRC_ENABLE([gr-video-sdl])
 
     AC_CONFIG_FILES([ \
        gr-video-sdl/Makefile \
@@ -26,21 +26,15 @@
        gr-video-sdl/src/run_tests \
     ])
     
-    succeeded=yes
-    dnl Check for SDL
+    passed=yes
     SDL_VERSION=1.2.0
-    AM_PATH_SDL($SDL_VERSION,[],[succeeded=no])
+    AM_PATH_SDL($SDL_VERSION,[],
+        [passed=no;AC_MSG_RESULT([gr-video-sdl requires library sdl, not 
found.])])
 
-    if test $succeeded = yes; then
-        #AM_CFLAGS="$AM_CFLAGS $SDL_CFLAGS"
-        #AM_LDFLAGS="$AM_LDFLAGS $SDL_LIBS"
+    GRC_BUILD_CONDITIONAL([gr-video-sdl],[
        AC_SUBST(SDL_CFLAGS)
        AC_SUBST(SDL_LIBS)
-
        dnl run_tests is created from run_tests.in.  Make it executable.
         AC_CONFIG_COMMANDS([run_tests_sdl], [chmod +x 
gr-video-sdl/src/run_tests])
-        subdirs="$subdirs gr-video-sdl"
-    else
-       failed="$failed gr-video-sdl"
-    fi
+    ])
 ])

Modified: gnuradio/trunk/config/grc_gr_wxgui.m4
===================================================================
--- gnuradio/trunk/config/grc_gr_wxgui.m4       2006-08-25 23:11:47 UTC (rev 
3416)
+++ gnuradio/trunk/config/grc_gr_wxgui.m4       2006-08-25 23:58:20 UTC (rev 
3417)
@@ -18,7 +18,7 @@
 dnl Boston, MA 02111-1307, USA.
 
 AC_DEFUN([GRC_GR_WXGUI],[
-    AC_CONFIG_SRCDIR([gr-wxgui/src/python/stdgui.py])
+    GRC_ENABLE([gr-wxgui])
 
     AC_CONFIG_FILES([ \
          gr-wxgui/Makefile \
@@ -26,9 +26,13 @@
          gr-wxgui/src/python/Makefile \
     ])
 
+    # FIXME: this breaks pkgsrc by calling python without a version number
+    # gdt--patch welcome :-)
     if python -c 'import wx'; then
-       subdirs="$subdirs gr-wxgui"
+       passed=yes
     else
-       failed="$failed gr-wxgui"
+       passed=no
     fi
+    
+    GRC_BUILD_CONDITIONAL([gr-wxgui])
 ])

Modified: gnuradio/trunk/config/grc_mblock.m4
===================================================================
--- gnuradio/trunk/config/grc_mblock.m4 2006-08-25 23:11:47 UTC (rev 3416)
+++ gnuradio/trunk/config/grc_mblock.m4 2006-08-25 23:58:20 UTC (rev 3417)
@@ -18,7 +18,7 @@
 dnl Boston, MA 02111-1307, USA.
 
 AC_DEFUN([GRC_MBLOCK],[
-    AC_CONFIG_SRCDIR([mblock/src/lib/mb_mblock.h])
+    GRC_ENABLE([mblock])
 
     AC_CONFIG_FILES([\
        mblock/Makefile \
@@ -27,8 +27,19 @@
        mblock/src/lib/Makefile
     ])
 
-    dnl run_tests is created from run_tests.in.  Make it executable.
-    dnl AC_CONFIG_COMMANDS([run_tests_mblock], [chmod +x 
mblock/src/python/run_tests])
+    passed=yes
+    # Don't do mblock if pmt skipped
+    # There *has* to be a better way to check if a value is in a string
+    for dir in $skipped_dirs
+    do
+       if test x$dir = xpmt; then
+           AC_MSG_RESULT([Component mblock requires pmt, which is not being 
built.])
+           passed=no
+       fi
+    done
 
-    subdirs="$subdirs mblock"
+    GRC_BUILD_CONDITIONAL([mblock],[
+        dnl run_tests is created from run_tests.in.  Make it executable.
+       dnl AC_CONFIG_COMMANDS([run_tests_mblock], [chmod +x 
mblock/src/python/run_tests])
+    ])
 ])

Modified: gnuradio/trunk/config/grc_pmt.m4
===================================================================
--- gnuradio/trunk/config/grc_pmt.m4    2006-08-25 23:11:47 UTC (rev 3416)
+++ gnuradio/trunk/config/grc_pmt.m4    2006-08-25 23:58:20 UTC (rev 3417)
@@ -18,7 +18,7 @@
 dnl Boston, MA 02111-1307, USA.
 
 AC_DEFUN([GRC_PMT],[
-    AC_CONFIG_SRCDIR([pmt/src/lib/pmt.h])
+    GRC_ENABLE([pmt])
 
     AC_CONFIG_FILES([\
        pmt/Makefile \
@@ -27,8 +27,9 @@
        pmt/src/lib/Makefile
     ])
 
-    dnl run_tests is created from run_tests.in.  Make it executable.
-    dnl AC_CONFIG_COMMANDS([run_tests_pmt], [chmod +x 
pmt/src/python/run_tests])
-
-    subdirs="$subdirs pmt"
+    passed=yes
+    GRC_BUILD_CONDITIONAL([pmt],[
+        dnl run_tests is created from run_tests.in.  Make it executable.
+       dnl AC_CONFIG_COMMANDS([run_tests_pmt], [chmod +x 
pmt/src/python/run_tests])
+    ])
 ])

Modified: gnuradio/trunk/config/grc_usrp.m4
===================================================================
--- gnuradio/trunk/config/grc_usrp.m4   2006-08-25 23:11:47 UTC (rev 3416)
+++ gnuradio/trunk/config/grc_usrp.m4   2006-08-25 23:58:20 UTC (rev 3417)
@@ -18,57 +18,47 @@
 dnl Boston, MA 02111-1307, USA.
 
 AC_DEFUN([GRC_USRP],[
-    AC_CONFIG_SRCDIR([usrp/host/lib/usrp_prims.h])
+    GRC_ENABLE([usrp])
 
     AC_CONFIG_FILES([ \
-       usrp/Makefile                           \
-       usrp/usrp.pc                            \
-       usrp/usrp.iss                           \
-       usrp/doc/Doxyfile                       \
-       usrp/doc/Makefile                       \
-       usrp/doc/other/Makefile                 \
-       usrp/host/Makefile                      \
-       usrp/host/misc/Makefile                 \
-       usrp/host/lib/Makefile                  \
-       usrp/host/lib/std_paths.h               \
-       usrp/host/swig/Makefile                 \
-       usrp/host/apps/Makefile                 \
-       usrp/firmware/Makefile                  \
-       usrp/firmware/include/Makefile          \
-       usrp/firmware/lib/Makefile              \
-       usrp/firmware/src/Makefile              \
-       usrp/firmware/src/common/Makefile       \
-       usrp/firmware/src/usrp2/Makefile        \
-       usrp/fpga/Makefile                      \
-       usrp/fpga/rbf/Makefile                  \
+       usrp/Makefile \
+       usrp/usrp.pc \
+        usrp/usrp.iss \
+        usrp/doc/Doxyfile \
+        usrp/doc/Makefile \
+        usrp/doc/other/Makefile \
+        usrp/host/Makefile \
+        usrp/host/misc/Makefile \
+        usrp/host/lib/Makefile \
+        usrp/host/lib/std_paths.h \
+        usrp/host/swig/Makefile \
+        usrp/host/apps/Makefile \
+        usrp/firmware/Makefile \
+        usrp/firmware/include/Makefile \
+        usrp/firmware/lib/Makefile \
+        usrp/firmware/src/Makefile \
+        usrp/firmware/src/common/Makefile \
+        usrp/firmware/src/usrp2/Makefile \
+        usrp/fpga/Makefile \
+        usrp/fpga/rbf/Makefile \
     ])
 
-    AC_CHECK_PROG([XMLTO],[xmlto],[yes],[])
-    AM_CONDITIONAL(HAS_XMLTO, test x$XMLTO = xyes)
-
     # gnulib.
     # FIXME: this needs to fail gracefully and continue, not implemented yet
     UTILS_FUNC_MKSTEMP
 
-    succeeded=yes
-    dnl Checks for library functions.
-    USRP_LIBUSB([],[succeeded=no])
-    USRP_SET_FUSB_TECHNIQUE([],[succeeded=no])
-
-    dnl check for firmware cross compilation tools
-    dnl check for SDCC 2.4.0
-    USRP_SDCC([2.4.0],[],[succeeded=no])
-    
+    # These checks don't fail
+    AC_CHECK_PROG([XMLTO],[xmlto],[yes],[])
+    AM_CONDITIONAL([HAS_XMLTO], [test x$XMLTO = xyes])
+    AC_C_BIGENDIAN
+    AC_CHECK_HEADERS([byteswap.h])
     AC_CHECK_FUNCS([getrusage sched_setscheduler])
     AC_CHECK_FUNCS([sigaction snprintf])
 
-    dnl we use these to handle possible byteswapping to and from the USRP.
-    AC_CHECK_HEADERS([byteswap.h])
-    AC_C_BIGENDIAN
+    passed=yes
+    USRP_LIBUSB([],[passed=no;AC_MSG_RESULT([Unable to configure USB 
dependency.])])
+    USRP_SET_FUSB_TECHNIQUE([],[passed=no;AC_MSG_RESULT([Unable to set fast 
USB technique.])])
+    USRP_SDCC([2.4.0],[],[passed=no;AC_MSG_RESULT([Unable to find firmware 
compiler.])])
 
-    if test $succeeded = yes; then
-       subdirs="$subdirs usrp"
-    else
-       failed="$failed usrp"
-    fi
+    GRC_BUILD_CONDITIONAL([usrp])
 ])

Modified: gnuradio/trunk/config/macosx_audiounit.m4
===================================================================
--- gnuradio/trunk/config/macosx_audiounit.m4   2006-08-25 23:11:47 UTC (rev 
3416)
+++ gnuradio/trunk/config/macosx_audiounit.m4   2006-08-25 23:58:20 UTC (rev 
3417)
@@ -22,24 +22,14 @@
        darwin*);;
        *) 
           audiounitok=no
-          AC_MSG_WARN([gr-audio-osx requires darwin or MacOS X.])
+          AC_MSG_RESULT([gr-audio-osx requires darwin or MacOS X.])
     esac
 
-    AC_CHECK_HEADERS([AudioUnit/AudioUnit.h],
-         [],
-         [ 
-           audiounitok=no,
-           AC_MSG_WARN([gr-audio-osx requires AudioUnit/AudioUnit.h, which is 
available on MacOS X.])
-         ]
-    )
+    AC_CHECK_HEADERS([AudioUnit/AudioUnit.h],[],
+         [audiounitok=no;AC_MSG_RESULT([gr-audio-osx requires 
AudioUnit/AudioUnit.h, which is available on MacOS X.])])
 
-    AC_CHECK_HEADERS([AudioToolbox/AudioToolbox.h],
-         [],
-         [ 
-           audiounitok=no,
-           AC_MSG_WARN([gr-audio-osx requires AudioToolbox/AudioToolbox.h, 
which is available on MacOS X.])
-         ]
-    )    
+    AC_CHECK_HEADERS([AudioToolbox/AudioToolbox.h],[],
+         [audiounitok=no;AC_MSG_RESULT([gr-audio-osx requires 
AudioToolbox/AudioToolbox.h, which is available on MacOS X.])])    
 
     if test $audiounitok = yes; then
         ifelse([$1], , :, [$1])

Modified: gnuradio/trunk/configure.ac
===================================================================
--- gnuradio/trunk/configure.ac 2006-08-25 23:11:47 UTC (rev 3416)
+++ gnuradio/trunk/configure.ac 2006-08-25 23:58:20 UTC (rev 3417)
@@ -23,6 +23,7 @@
 AC_CANONICAL_HOST
 AC_CANONICAL_TARGET([])
 AM_INIT_AUTOMAKE(gnuradio,2.8svn)
+AC_CONFIG_SRCDIR([gnuradio-core/src/lib/runtime/gr_vmcircbuf.cc])
 
 GR_X86_64              dnl check for lib64 suffix
 LF_CONFIGURE_CC
@@ -149,7 +150,12 @@
 
 dnl Component specific configuration
 dnl The order of the GR_ macros determines the order of compilation
-subdirs="config"
+AC_ARG_ENABLE(
+    [all-components],
+    [  --enable-all-components Build all components or stop on failed 
dependencies]
+)
+
+build_dirs="config"
 GRC_GNURADIO_CORE
 GRC_GNURADIO_EXAMPLES
 GRC_USRP
@@ -158,55 +164,54 @@
 GRC_GR_AUDIO_JACK
 GRC_GR_AUDIO_OSS
 GRC_GR_AUDIO_OSX
-GRC_GR_AUDIO_PORTAUDIO         dnl ***NOT TESTED***
-GRC_GR_AUDIO_WINDOWS           dnl ***NOT TESTED***
+GRC_GR_AUDIO_PORTAUDIO
+GRC_GR_AUDIO_WINDOWS
 GRC_GR_ATSC
 GRC_GR_COMEDI
-dnl GRC_GR_ERROR_CORRECTING_CODES  dnl disabled until fix for ticket:36
+GRC_GR_ERROR_CORRECTING_CODES
 GRC_GR_GSM_FR_VOCODER
 GRC_GR_RADAR
 GRC_GR_RADIO_ASTRONOMY
+GRC_GR_TRELLIS
 GRC_GR_VIDEO_SDL
 GRC_GR_WXGUI
 GRC_PMT
 GRC_MBLOCK                     dnl this must come after GRC_PMT
-GRC_GR_TRELLIS
 GRC_EZDOP              
 GRC_GR_EZDOP                   dnl this must come after GRC_EZDOP
 
-dnl Has list of successfully configured components
-AC_SUBST([subdirs],$subdirs)
-AC_SUBST([failed_subdirs], $failed)
+# Each component is now either to be built, was skipped, or failed dependencies
+AC_SUBST([build_dirs], [$build_dirs])
+AC_SUBST([skipped_dirs], [$skipped_dirs])
  
 AC_CONFIG_FILES([\
-         Makefile \
-         config/Makefile
+    Makefile \
+    config/Makefile
 ])
 
 AC_OUTPUT
 
 echo
-echo "*******************************************************************"
+echo "*********************************************************************"
 echo The following GNU Radio components have been successfully configured:
 echo 
-for dir in $subdirs
+for dir in $build_dirs
 do
     echo $dir
 done
 echo
-if test "$failed" != ""; then
-    echo However, the following components did not configure successfully due 
to 
-    echo missing dependencies:
+echo You my now run the 'make' command to build these components.
+echo
+if test "$skipped_dirs" != ""; then
+    echo 
"*********************************************************************"
+    echo The following components were skipped either because you asked not
+    echo to build them or they didn\'t pass configuration checks:
     echo
-    for dir in $failed
+    for dir in $skipped_dirs
     do
         echo $dir
     done
     echo
-    echo You may still run the 'make' command to build the successfully 
configured
-    echo components.
+    echo These components will not be built.
     echo
-    #exit 1
 fi
-echo You my now run the 'make' command to build these packages.
-echo





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