Unix configure: Add support for --sysroot

Reviewed-By: axis

1 files changed, 25 insertions, 0 deletions

diff --git a/configure b/configure
index e88373e..382df60 100755
--- a/configure
+++ b/configure
@@ -1316,6 +1316,9 @@ while [ "$#" -gt 0 ]; do
     qconfig)
         CFG_QCONFIG="$VAL"
         ;;
+    sysroot)
+        CFG_SYSROOT="$VAL"
+        ;;
     bindir)
         QT_INSTALL_BINS="$VAL"
         ;;
@@ -3310,6 +3313,18 @@ if [ "$CFG_EMBEDDED" = "nacl" ]; then
     TEST_COMPILER="nacl-gcc"
 fi
 
+SYSROOT_FLAG=
+if [ -n "$CFG_SYSROOT" ]; then
+    if compilerSupportsFlag --sysroot="$CFG_SYSROOT"; then
+	[ "$OPT_VERBOSE" = "yes" ] && echo "Setting sysroot to: $CFG_SYSROOT"
+	SYSROOT_FLAG="--sysroot=$CFG_SYSROOT"
+    else
+	echo >&2 "The compiler doesn't support the --sysroot flag, I can't set the sysroot"
+	exit 1
+    fi
+fi
+export SYSROOT_FLAG    # used by config.tests/unix/compile.test
+
 # auto-detect precompiled header support
 if [ "$CFG_PRECOMPILE" = "auto" ]; then
     if [ `echo "$CFG_MAC_ARCHS" | wc -w` -gt 1 ]; then
@@ -8316,6 +8331,16 @@ QT_NAMESPACE = $QT_NAMESPACE
 QT_NAMESPACE_MAC_CRC = $QT_NAMESPACE_MAC_CRC
 
 EOF
+if [ -n "$CFG_SYSROOT" ]; then
+    echo "# sysroot" >>"$QTCONFIG.tmp"
+    echo `basename "$XQMAKESPEC"` \{ >>"$QTCONFIG.tmp"
+    echo "  QT_SYSROOT      += \$\$quote($CFG_SYSROOT)" >>"$QTCONFIG.tmp"
+    echo "  QMAKE_CFLAGS    += --sysroot=\$\$QT_SYSROOT" >>"$QTCONFIG.tmp"
+    echo "  QMAKE_CXXFLAGS  += --sysroot=\$\$QT_SYSROOT" >>"$QTCONFIG.tmp"
+    echo "  QMAKE_LFLAGS    += --sysroot=\$\$QT_SYSROOT" >>"$QTCONFIG.tmp"
+    echo "}" >> "$QTCONFIG.tmp"
+    echo >> "$QTCONFIG.tmp"
+fi
 if [ "$CFG_RPATH" = "yes" ]; then
     echo "QMAKE_RPATHDIR += \"$QT_INSTALL_LIBS\"" >> "$QTCONFIG.tmp"
 fi