From 0c827550130e2304f64b935cebbc5bff4b33a787 Mon Sep 17 00:00:00 2001
From: Dirk Zimoch <dirk.zimoch@psi.ch>
Date: Wed, 3 Oct 2018 10:34:29 +0200
Subject: [PATCH] For newer compilers (not vxWorks 5) don't include system
 headers in .d files in order to avoid problems when cross-compiling for older
 Linux hosts

---
 App/tools/driver.makefile | 13 +++++++++----
 1 file changed, 9 insertions(+), 4 deletions(-)

diff --git a/App/tools/driver.makefile b/App/tools/driver.makefile
index 25ed31e..bf4abcf 100644
--- a/App/tools/driver.makefile
+++ b/App/tools/driver.makefile
@@ -680,14 +680,19 @@ endif # MINOR
 LDFLAGS += ${PROVIDES} ${USR_LDFLAGS_${T_A}}
 
 # Create and include dependency files.
-# 3.14.8 uses HDEPENDS to select depends mode
-# 3.14.12 uses 'HDEPENDSCFLAGS -MMD' (does not catch #include <...>)
-# 3.15 uses 'HDEPENDS_COMPFLAGS = -MM -MF $@' (does not catch #include <...>)
+# 3.13 does not make those files at all.
+# 3.14.8 uses HDEPENDS to select depends mode.
+# 3.14.12 uses 'HDEPENDSCFLAGS -MMD'
+# 3.15 uses 'HDEPENDS_COMPFLAGS = -MM -MF $@'
+# For newer compilers they are ok and ignore files in system directories.
+# For old vxWorks gcc those rules ignore #include <...>,
+# which may be falsey used for non-system headers.
+ifneq (,$(filter T2-%,$(T_A)))
 HDEPENDS = 
 HDEPENDS_METHOD = COMP
 HDEPENDS_COMPFLAGS = -c
-#MKMF = DO_NOT_USE_MKMF
 CPPFLAGS += -MD
+endif
 -include *.d
 
 # Need to find source dbd files relative to one dir up but generated dbd files in this dir.