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-rwxr-xr-xutil/xcompile/xcompile19
1 files changed, 18 insertions, 1 deletions
diff --git a/util/xcompile/xcompile b/util/xcompile/xcompile
index 6629546ef1..c2374230d6 100755
--- a/util/xcompile/xcompile
+++ b/util/xcompile/xcompile
@@ -56,7 +56,9 @@ elif [ "$(iasl 2>/dev/null | grep -c ACPI)" -gt 0 ]; then
IASL=iasl
fi
-if program_exists gcc; then
+if program_exists "${XGCCPATH}/gcc"; then
+ HOSTCC="${XGCCPATH}/gcc"
+elif program_exists gcc; then
HOSTCC=gcc
elif program_exists cc; then
HOSTCC=cc
@@ -64,6 +66,20 @@ else
die "no host compiler found"
fi
+# Look for a C++ compiler (for kconfig's qconf), but don't fail if there is
+# none, just set the compiler to false(1) which will break early enough if
+# used while being less confusing than errors about "g not found" when
+# "$HOSTCXX -g" evaluates to "-g" and make drops the leading dash.
+if program_exists "${XGCCPATH}/g++"; then
+ HOSTCXX="${XGCCPATH}/g++"
+elif program_exists g++; then
+ HOSTCXX=g++
+elif program_exists c++; then
+ HOSTCXX=c++
+else
+ HOSTCXX=false
+fi
+
# try to find the core count using various methods
CORES="$(getconf _NPROCESSORS_ONLN 2>/dev/null)"
if [ -z "$CORES" ]; then
@@ -87,6 +103,7 @@ cat <<EOF
XGCCPATH:=${XGCCPATH}
IASL:=${IASL}
HOSTCC?=${HOSTCC}
+HOSTCXX?=${HOSTCXX}
CPUS?=${CORES}
EOF