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configure: Add libusb-1.0 header bug workaround 34/1534/4
authorAndreas Fritiofson <andreas.fritiofson@gmail.com>
Thu, 1 Aug 2013 17:07:09 +0000 (19:07 +0200)
committerAndreas Fritiofson <andreas.fritiofson@gmail.com>
Fri, 13 Sep 2013 21:43:50 +0000 (21:43 +0000)
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>
configure.ac patch | blob | history

diff --git a/configure.ac b/configure.ac
index 17cf43edd560fa00d3012391ffbddfec7be4fc09..9d5c0a1f55e1e58150674dce4cfc7bdbe3c08740 100644 (file)
--- a/configure.ac
+++ b/configure.ac
@@ -1083,6 +1083,8 @@ PKG_CHECK_MODULES([LIBUSB1], [libusb-1.0], [
        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_MSG_WARN([libusb-1.x older than 1.0.9 detected, consider updating])])
        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_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
        AC_MSG_WARN([libusb-1.x not found, trying legacy libusb-0.1 as a fallback; consider installing libusb-1.x instead])
   ], [
        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])
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