configure/Mac: Handle errors by xcrun.

xcrun occasionally prompts for a license or outputs errors which
results in:

configure: line 2488: [: : integer expression expected

Check the output and bail out on error.

Change-Id: Ic1ae62b5f19cf87365c38901e98d6b385cdb39a4
Reviewed-by: Tor Arne Vestbø <tor.arne.vestbo@digia.com>
This commit is contained in:
Friedemann Kleint 2013-05-15 13:51:46 +02:00 committed by The Qt Project
parent 2bf76918ab
commit 0feb1aadfd

5
configure vendored
View File

@ -2483,7 +2483,10 @@ if [ -z "$PLATFORM" ]; then
# about the OS version, since we're not using the clang version that comes # about the OS version, since we're not using the clang version that comes
# with the system. We use 'xcrun' to check the clang version that's part of # with the system. We use 'xcrun' to check the clang version that's part of
# the Xcode installation. # the Xcode installation.
if [ "$(/usr/bin/xcrun -sdk macosx clang -v 2>&1 | sed -n 's/.*version \([0-9]\).*/\1/p')" -ge 3 ]; then XCRUN=`/usr/bin/xcrun -sdk macosx clang -v 2>&1`
CLANGVERSION=`echo "$XCRUN" | sed -n 's/.*version \([0-9]\).*/\1/p'`
expr "$CLANGVERSION" : '[0-9]' > /dev/null || { echo "Unable to determine CLANG version from output of xcrun: $XCRUN" ; exit 2 ; }
if [ "$CLANGVERSION" -ge 3 ]; then
PLATFORM=macx-clang PLATFORM=macx-clang
# Advertise g++ as an alternative on Lion and below # Advertise g++ as an alternative on Lion and below