From 388ce13c25a14a5eb9b3605d4eaafa0f524c28b0 Mon Sep 17 00:00:00 2001
From: "Brian P. Walenz" <thebri@gmail.com>
Date: Thu, 19 Jan 2023 14:37:45 -0500
Subject: [PATCH] Use -iquote instead of -I for local include files.

---
 src/Makefile | 5 ++---
 1 file changed, 2 insertions(+), 3 deletions(-)

diff --git a/src/Makefile b/src/Makefile
index 631137b..739b95d 100644
--- a/src/Makefile
+++ b/src/Makefile
@@ -259,8 +259,7 @@ define INCLUDE_SUBMAKEFILE
         $${OBJS}: SRC_CFLAGS   := $${$${TGT}_CFLAGS} $${SRC_CFLAGS}
         $${OBJS}: SRC_CXXFLAGS := $${$${TGT}_CXXFLAGS} $${SRC_CXXFLAGS}
         $${OBJS}: SRC_DEFS     := $$(addprefix -D,$${$${TGT}_DEFS} $${SRC_DEFS})
-        $${OBJS}: SRC_INCDIRS  := $$(addprefix -I,\
-                                     $${$${TGT}_INCDIRS} $${SRC_INCDIRS})
+        $${OBJS}: SRC_INCDIRS  := $$(addprefix -iquote ,$${$${TGT}_INCDIRS} $${SRC_INCDIRS})
     endif
 
     ifneq "$$(strip $${SUBMAKEFILES})" ""
@@ -645,7 +644,7 @@ $(eval $(call INCLUDE_SUBMAKEFILE,main.mk))
 
 # Perform post-processing on global variables as needed.
 DEFS := $(addprefix -D,${DEFS})
-INCDIRS := $(addprefix -I,$(call CANONICAL_PATH,${INCDIRS}))
+INCDIRS := $(addprefix -iquote ,$(call CANONICAL_PATH,${INCDIRS}))
 
 # Define the "all" target (which simply builds all user-defined targets) as the
 # default goal.