[sumo][PATCH 5/7] icecc.bbclass: Add ICECC_ENV_DEBUG variable

[Joshua Watt <jpewhacker@gmail.com>]

The ICECC_ENV_DEBUG variable can be set in local.conf to pass additional
debugging options to the Icecream toolchain creation script.

Signed-off-by: Joshua Watt <JPEWhacker@gmail.com>
---
 meta/classes/icecc.bbclass | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/meta/classes/icecc.bbclass b/meta/classes/icecc.bbclass
index cab64f52703..aea1095f5fb 100644
--- a/meta/classes/icecc.bbclass
+++ b/meta/classes/icecc.bbclass
@@ -33,6 +33,7 @@ BB_HASHBASE_WHITELIST += "ICECC_PARALLEL_MAKE ICECC_DISABLED ICECC_USER_PACKAGE_
     ICECC_CARET_WORKAROUND ICECC_CFLAGS ICECC_ENV_VERSION \
     ICECC_DEBUG ICECC_LOGFILE ICECC_REPEAT_RATE ICECC_PREFERRED_HOST \
     ICECC_CLANG_REMOTE_CPP ICECC_IGNORE_UNVERIFIED ICECC_TEST_SOCKET \
+    ICECC_ENV_DEBUG \
     "
 
 ICECC_ENV_EXEC ?= "${STAGING_BINDIR_NATIVE}/icecc-create-env"
@@ -57,6 +58,9 @@ ICECC_CFLAGS = ""
 CFLAGS += "${ICECC_CFLAGS}"
 CXXFLAGS += "${ICECC_CFLAGS}"
 
+# Debug flags when generating environments
+ICECC_ENV_DEBUG ??= ""
+
 def icecc_dep_prepend(d):
     # INHIBIT_DEFAULT_DEPS doesn't apply to the patch command.  Whether or  not
     # we need that built is the responsibility of the patch function / class, not
@@ -363,7 +367,7 @@ set_icecc_env() {
         # the ICECC_VERSION generation step must be locked by a mutex
         # in order to prevent race conditions
         if flock -n "${ICECC_VERSION}.lock" \
-            ${ICECC_ENV_EXEC} "${ICECC_CC}" "${ICECC_CXX}" "${ICECC_AS}" "${ICECC_VERSION}"
+            ${ICECC_ENV_EXEC} ${ICECC_ENV_DEBUG} "${ICECC_CC}" "${ICECC_CXX}" "${ICECC_AS}" "${ICECC_VERSION}"
         then
             touch "${ICECC_VERSION}.done"
         elif [ ! wait_for_file "${ICECC_VERSION}.done" 30 ]
-- 
2.14.3