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configure: Add libusb-1.0 header bug workaround 

Force the libusb-1.0 include dir to be treated as a system include path
which suppresses the cast-align warnings otherwise failing the build on
some platforms.

Change-Id: I738cfd793052b8772731d2feeef968ee893bd4bd
Signed-off-by: Andreas Fritiofson <andreas.fritiofson@gmail.com>
Reviewed-on: http://openocd.zylin.com/1534
Tested-by: jenkins
Reviewed-by: Spencer Oliver <spen@spen-soft.co.uk>
This commit is contained in:
Andreas Fritiofson 2013-08-01 19:07:09 +02:00
parent dd6274deed
commit accb8e94c3
1 changed files with 2 additions and 0 deletions
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2
configure.ac
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@ -1083,6 +1083,8 @@ PKG_CHECK_MODULES([LIBUSB1], [libusb-1.0], [
PKG_CHECK_EXISTS([libusb-1.0 >= 1.0.9], PKG_CHECK_EXISTS([libusb-1.0 >= 1.0.9],
[AC_DEFINE([HAVE_LIBUSB_ERROR_NAME], [1], [Define if your libusb has libusb_error_name()])], [AC_DEFINE([HAVE_LIBUSB_ERROR_NAME], [1], [Define if your libusb has libusb_error_name()])],
[AC_MSG_WARN([libusb-1.x older than 1.0.9 detected, consider updating])]) [AC_MSG_WARN([libusb-1.x older than 1.0.9 detected, consider updating])])
LIBUSB1_CFLAGS=`echo $LIBUSB1_CFLAGS | sed 's/-I/-isystem /'`
AC_MSG_NOTICE([libusb-1.0 header bug workaround: LIBUSB1_CFLAGS changed to "$LIBUSB1_CFLAGS"])
], [ ], [
use_libusb1=no use_libusb1=no
AC_MSG_WARN([libusb-1.x not found, trying legacy libusb-0.1 as a fallback; consider installing libusb-1.x instead]) AC_MSG_WARN([libusb-1.x not found, trying legacy libusb-0.1 as a fallback; consider installing libusb-1.x instead])