-# Check for libusb support. -*- Autoconf -*-
+dnl Copyright 2003,2008,2009 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 3, 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., 51 Franklin Street,
+dnl Boston, MA 02110-1301, USA.
-# Copyright 2003 Free Software Foundation, Inc.
+# $1 is $req_libusb1:
+# yes : check libusb-1.0
+# no : check libusb-0.12
+# "" : check libusb-0.12
-# This program is free software; you can redistribute it and/or modify
-# it under the terms of the GNU General Public License as published by
-# the Free Software Foundation; either version 2, or (at your option)
-# any later version.
-# This program is distributed in the hope that it will be useful,
-# but WITHOUT ANY WARRANTY; without even the implied warranty of
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
-# GNU General Public License for more details.
+AC_DEFUN([USRP_LIBUSB], [
+ libusbok=yes
+ have_libusb1=no
+ if test [x]$1 = xyes; then
+ PKG_CHECK_MODULES(USB, libusb-1.0, [have_libusb1=yes], [
+ AC_LANG_PUSH(C)
+ AC_CHECK_HEADERS([libusb-1.0/libusb.h], [have_libusb1=yes],
+ [libusbok=no; AC_MSG_RESULT([USRP requires libusb-1.0. libusb.h not found. See http://www.libusb.org])])
+ AC_SEARCH_LIBS(libusb_bulk_transfer, [usb], [USB_LIBS="$LIBS"],
+ [libusbok=no; AC_MSG_RESULT([USRP requires libusb-1.0. libusb_bulk_transfer not found. See http://www.libusb.org])])
+ AC_LANG_POP
+ ])
+ else
+ PKG_CHECK_MODULES(USB, libusb, [], [
+ AC_LANG_PUSH(C)
+ AC_CHECK_HEADERS([usb.h], [],
+ [libusbok=no; AC_MSG_RESULT([USRP requires libusb. usb.h not found. See http://www.libusb.org])])
+ save_LIBS="$LIBS"
+ case "$host_os" in
+ darwin*)
+ LIBS="$LIBS -lIOKit"
+ ;;
+ *) ;;
+ esac
-# You should have received a copy of the GNU General Public License
-# along with this program; if not, write to the Free Software
-# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
-# 02111-1307, USA.
+ AC_SEARCH_LIBS(usb_bulk_write, [usb], [USB_LIBS="$LIBS"],
+ [libusbok=no; AC_MSG_RESULT([USRP requires libusb. usb_bulk_write not found. See http://www.libusb.org])])
+ LIBS="$save_LIBS"
+ AC_LANG_POP
+ ])
+ fi
-AC_DEFUN([USRP_LIBUSB],
-[
- AC_LANG_PUSH(C)
-
- libusbok=yes
- AC_CHECK_HEADERS([usb.h],
- [],
- [libusbok=no,
- AC_MSG_RESULT([USRP requires libusb. usb.h not found. See http://libusb.sf.net])]
- )
-
- save_LIBS="$LIBS"
- case "$host_os" in
- darwin*) LIBS="$LIBS -lIOKit" ;;
- *) ;;
- esac
- AC_SEARCH_LIBS(usb_bulk_write, [usb],
- [USB_LIBS="$LIBS"],
- [libusbok=no,
- AC_MSG_RESULT([USRP requires libusb. usb_bulk_write not found. See http://libusb.sf.net])]
- )
- LIBS="$save_LIBS"
-
- AC_LANG_POP
-
- if test $libusbok = yes; then
- AC_SUBST(USB_LIBS)
- ifelse([$1], , :, [$1])
- else
- ifelse([$2], , :, [$2])
- fi
+ if test x$libusbok = xyes; then
+ AC_SUBST(USB_LIBS)
+ ifelse([$2], , :, [$2])
+ else
+ ifelse([$3], , :, [$3])
+ fi
])