Alloc CFLAGS to be set on the 'make' command line

pmattes · Jan 8, 2025 · 70f9c9f · 70f9c9f
1 parent aeb571f
commit 70f9c9f
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Showing 32 changed files with 64 additions and 65 deletions.
diff --git a/b3270/Makefile.obj.in b/b3270/Makefile.obj.in
@@ -1,4 +1,4 @@
-# Copyright (c) 1999-2024 Paul Mattes.
+# Copyright (c) 1999-2025 Paul Mattes.
 # All rights reserved.
 # 
 # Redistribution and use in source and binary forms, with or without
@@ -52,7 +52,7 @@ INSTALL_DATA = @INSTALL_DATA@
 
 CCOPTIONS = @CCOPTIONS@
 XCPPFLAGS = -I$(THIS) -I$(TOP)/include -I$(TOP)/Common/b3270 -DLIBX3270DIR=\"$(LIBX3270DIR)\" @CPPFLAGS@
-CFLAGS = $(CCOPTIONS) $(CDEBUGFLAGS) $(XCPPFLAGS) @CFLAGS@
+override CFLAGS += $(CCOPTIONS) $(CDEBUGFLAGS) $(XCPPFLAGS) @CFLAGS@
 LDFLAGS = @LDFLAGS@
 LIBS = @LIBS@
 

diff --git a/c3270/Makefile.obj.in b/c3270/Makefile.obj.in
@@ -1,4 +1,4 @@
-# Copyright (c) 1999-2024 Paul Mattes.
+# Copyright (c) 1999-2025 Paul Mattes.
 # All rights reserved.
 #
 # Redistribution and use in source and binary forms, with or without
@@ -52,7 +52,7 @@ INSTALL_DATA = @INSTALL_DATA@
 
 CCOPTIONS = @CCOPTIONS@
 XCPPFLAGS = -I. -I$(THIS) -I$(TOP)/Common/c3270 -I$(TOP)/Common -I$(TOP)/include -DLIBX3270DIR=\"$(LIBX3270DIR)\" @CPPFLAGS@
-CFLAGS = $(CCOPTIONS) $(CDEBUGFLAGS) $(XCPPFLAGS) @CFLAGS@
+override CFLAGS += $(CCOPTIONS) $(CDEBUGFLAGS) $(XCPPFLAGS) @CFLAGS@
 LDFLAGS = @LDFLAGS@
 LIBS = @LIBS@
 

diff --git a/lib/3270/Makefile.obj.in b/lib/3270/Makefile.obj.in
@@ -1,4 +1,4 @@
-# Copyright (c) 1999-2024 Paul Mattes.
+# Copyright (c) 1999-2025 Paul Mattes.
 # All rights reserved.
 #
 # Redistribution and use in source and binary forms, with or without
@@ -49,7 +49,7 @@ LIBX3270DIR = @LIBX3270DIR@
 
 CCOPTIONS = @CCOPTIONS@
 XCPPFLAGS = -I$(THIS) -I$(THIS)/../include/unix -I$(THIS)/../include -I$(TOP)/include -DLIBX3270DIR=\"$(LIBX3270DIR)\" @CPPFLAGS@
-CFLAGS = $(CCOPTIONS) $(CDEBUGFLAGS) $(XCPPFLAGS) @CFLAGS@
+override CFLAGS += $(CCOPTIONS) $(CDEBUGFLAGS) $(XCPPFLAGS) @CFLAGS@
 
 $(LIB3270): $(OBJS) $(INCS)
 	$(AR) cr $@ $(OBJS)

diff --git a/lib/3270/Makefile.test.obj.in b/lib/3270/Makefile.test.obj.in
@@ -1,4 +1,4 @@
-# Copyright (c) 1999-2024 Paul Mattes.
+# Copyright (c) 1999-2025 Paul Mattes.
 # All rights reserved.
 #
 # Redistribution and use in source and binary forms, with or without
@@ -39,7 +39,7 @@ DEVNAME_OBJS = devname_test.o devname.o varbuf.o sa_malloc.o
 
 CCOPTIONS = @CCOPTIONS@
 XCPPFLAGS = -I$(THIS) -I$(THIS)/../include/unix -I$(THIS)/../include -I$(TOP)/include @CPPFLAGS@
-CFLAGS = $(CCOPTIONS) $(CDEBUGFLAGS) $(XCPPFLAGS) -fprofile-arcs -ftest-coverage @CFLAGS@
+override CFLAGS += $(CCOPTIONS) $(CDEBUGFLAGS) $(XCPPFLAGS) -fprofile-arcs -ftest-coverage @CFLAGS@
 
 test: json_test bind_opts_test utf8_test uri_test devname_test
 	$(RM) json_test.gcda bind_opts_test.gcda utf8_test.gcda devname_test.gcda

diff --git a/lib/3270i/Makefile.obj.in b/lib/3270i/Makefile.obj.in
@@ -1,4 +1,4 @@
-# Copyright (c) 1999-2022 Paul Mattes.
+# Copyright (c) 1999-2025 Paul Mattes.
 # All rights reserved.
 #
 # Redistribution and use in source and binary forms, with or without
@@ -48,7 +48,7 @@ LIBX3270DIR = @LIBX3270DIR@
 
 CCOPTIONS = @CCOPTIONS@
 XCPPFLAGS = -I$(THIS) -I$(THIS)/../include/unix -I$(THIS)/../include -I$(TOP)/include -DLIBX3270DIR=\"$(LIBX3270DIR)\" @CPPFLAGS@
-CFLAGS = $(CCOPTIONS) $(CDEBUGFLAGS) $(XCPPFLAGS) @CFLAGS@
+override CFLAGS += $(CCOPTIONS) $(CDEBUGFLAGS) $(XCPPFLAGS) @CFLAGS@
 
 $(LIB3270I): $(OBJS) $(INCS)
 	$(AR) cr $@ $(OBJS)

diff --git a/lib/3270stubs/Makefile.obj.in b/lib/3270stubs/Makefile.obj.in
@@ -1,4 +1,4 @@
-# Copyright (c) 1999-2022 Paul Mattes.
+# Copyright (c) 1999-2025 Paul Mattes.
 # All rights reserved.
 #
 # Redistribution and use in source and binary forms, with or without
@@ -48,7 +48,7 @@ LIBX3270DIR = @LIBX3270DIR@
 
 CCOPTIONS = @CCOPTIONS@
 XCPPFLAGS = -I$(THIS) -I$(THIS)/../include/unix -I$(THIS)/../include -I$(TOP)/include -DLIBX3270DIR=\"$(LIBX3270DIR)\" @CPPFLAGS@
-CFLAGS = $(CCOPTIONS) $(CDEBUGFLAGS) $(XCPPFLAGS) @CFLAGS@
+override CFLAGS += $(CCOPTIONS) $(CDEBUGFLAGS) $(XCPPFLAGS) @CFLAGS@
 
 $(LIBSTUBS): $(OBJS) $(INCS)
 	$(AR) cr $@ $(OBJS)

diff --git a/lib/32xx/Makefile.obj.in b/lib/32xx/Makefile.obj.in
@@ -1,4 +1,4 @@
-# Copyright (c) 1999-2022 Paul Mattes.
+# Copyright (c) 1999-2025 Paul Mattes.
 # All rights reserved.
 #
 # Redistribution and use in source and binary forms, with or without
@@ -48,7 +48,7 @@ LIBX3270DIR = @LIBX3270DIR@
 
 CCOPTIONS = @CCOPTIONS@
 XCPPFLAGS = -I$(THIS) -I$(THIS)/../include/unix -I$(THIS)/../include -I$(TOP)/include -DLIBX3270DIR=\"$(LIBX3270DIR)\" @CPPFLAGS@
-CFLAGS = $(CCOPTIONS) $(CDEBUGFLAGS) $(XCPPFLAGS) @CFLAGS@
+override CFLAGS += $(CCOPTIONS) $(CDEBUGFLAGS) $(XCPPFLAGS) @CFLAGS@
 
 $(LIB32XX): $(OBJS) $(INCS)
 	$(AR) cr $@ $(OBJS)

diff --git a/lib/32xx/Makefile.test.obj.in b/lib/32xx/Makefile.test.obj.in
@@ -1,4 +1,4 @@
-# Copyright (c) 1999-2024 Paul Mattes.
+# Copyright (c) 1999-2025 Paul Mattes.
 # All rights reserved.
 #
 # Redistribution and use in source and binary forms, with or without
@@ -37,7 +37,7 @@ OBJS = $(BASE64_OBJS) $(XPOPEN_OBJS)
 
 CCOPTIONS = @CCOPTIONS@
 XCPPFLAGS = -I$(THIS) -I$(THIS)/../include/unix -I$(THIS)/../include -I$(TOP)/include @CPPFLAGS@
-CFLAGS = $(CCOPTIONS) $(CDEBUGFLAGS) $(XCPPFLAGS) -fprofile-arcs -ftest-coverage @CFLAGS@
+override CFLAGS += $(CCOPTIONS) $(CDEBUGFLAGS) $(XCPPFLAGS) -fprofile-arcs -ftest-coverage @CFLAGS@
 
 test: base64_test xpopen_test
 	$(RM) base64_test.gcda

diff --git a/lib/libexpat/Makefile.obj b/lib/libexpat/Makefile.obj
@@ -1,4 +1,4 @@
-# Copyright (c) 1999-2022 Paul Mattes.
+# Copyright (c) 1999-2025 Paul Mattes.
 # All rights reserved.
 #
 # Redistribution and use in source and binary forms, with or without
@@ -31,7 +31,7 @@ LIBEXPAT = libexpat.a
 include winenv.mk
 
 XCPPFLAGS = $(WIN32_FLAGS) -I. -I$(TOP)/Common/libexpat/expat/lib -I$(THIS)/../include -I$(TOP)/include -DWIN32 -DCOMPILED_FROM_DSP
-CFLAGS = $(EXTRA_FLAGS) -g -Wall -Werror $(XCPPFLAGS)
+override CFLAGS += $(EXTRA_FLAGS) -g -Wall -Werror $(XCPPFLAGS)
 
 all:: $(LIBEXPAT)
 

diff --git a/lib/w3270/Makefile.obj.in b/lib/w3270/Makefile.obj.in
@@ -1,4 +1,4 @@
-# Copyright (c) 1999-2024 Paul Mattes.
+# Copyright (c) 1999-2025 Paul Mattes.
 # All rights reserved.
 #
 # Redistribution and use in source and binary forms, with or without
@@ -31,7 +31,7 @@ LIB3270 = lib3270.a
 include winenv.mk
 
 XCPPFLAGS = $(WIN32_FLAGS) -I. -I$(THIS)/../include/windows -I$(THIS)/../include -I$(TOP)/include
-CFLAGS = $(EXTRA_FLAGS) -g -Wall -Werror $(XCPPFLAGS) $(SSLCPP)
+override CFLAGS += $(EXTRA_FLAGS) -g -Wall -Werror $(XCPPFLAGS) $(SSLCPP)
 
 all:: $(LIB3270)
 

diff --git a/lib/w3270/Makefile.test.obj b/lib/w3270/Makefile.test.obj
@@ -1,4 +1,4 @@
-# Copyright (c) 1999-2024 Paul Mattes.
+# Copyright (c) 1999-2025 Paul Mattes.
 # All rights reserved.
 #
 # Redistribution and use in source and binary forms, with or without
@@ -37,7 +37,7 @@ URI_OBJS = uri_test.o uri.o percent_decode.o varbuf.o sa_malloc.o snprintf.o asp
 DEVNAME_OBJS = devname_test.o devname.o varbuf.o sa_malloc.o snprintf.o asprintf.o
 
 XCPPFLAGS = $(WIN32_FLAGS) -I. -I$(THIS)/../include/windows -I$(THIS)/../include -I$(TOP)/include
-CFLAGS = $(EXTRA_FLAGS) -g -Wall -Werror $(XCPPFLAGS) $(SSLCPP)
+override CFLAGS += $(EXTRA_FLAGS) -g -Wall -Werror $(XCPPFLAGS) $(SSLCPP)
 
 test: json_test bind_opts_test utf8_test uri_test devname_test
 	@case `uname -s` in \

diff --git a/lib/w3270i/Makefile.obj b/lib/w3270i/Makefile.obj
@@ -1,4 +1,4 @@
-# Copyright (c) 1999-2022 Paul Mattes.
+# Copyright (c) 1999-2025 Paul Mattes.
 # All rights reserved.
 #
 # Redistribution and use in source and binary forms, with or without
@@ -31,7 +31,7 @@ LIB3270I = lib3270i.a
 include winenv.mk
 
 XCPPFLAGS = $(WIN32_FLAGS) -I. -I$(THIS)/../include/windows -I$(THIS)/../include -I$(TOP)/include
-CFLAGS = $(EXTRA_FLAGS) -g -Wall -Werror -MMD -MP $(XCPPFLAGS) $(SSLCPP)
+override CFLAGS += $(EXTRA_FLAGS) -g -Wall -Werror -MMD -MP $(XCPPFLAGS) $(SSLCPP)
 
 all:: $(LIB3270I)
 

diff --git a/lib/w3270stubs/Makefile.obj b/lib/w3270stubs/Makefile.obj
@@ -1,4 +1,4 @@
-# Copyright (c) 1999-2022 Paul Mattes.
+# Copyright (c) 1999-2025 Paul Mattes.
 # All rights reserved.
 #
 # Redistribution and use in source and binary forms, with or without
@@ -31,7 +31,7 @@ LIB3270 = lib3270stubs.a
 include winenv.mk
 
 XCPPFLAGS = $(WIN32_FLAGS) -I$(THIS) -I$(THIS)/../include/windows -I$(THIS)/../include -I$(TOP)/include
-CFLAGS = $(EXTRA_FLAGS) -g -Wall -Werror -MMD -MP $(XCPPFLAGS) $(SSLCPP)
+override CFLAGS += $(EXTRA_FLAGS) -g -Wall -Werror -MMD -MP $(XCPPFLAGS) $(SSLCPP)
 
 all:: $(LIB3270)
 

diff --git a/lib/w32xx/Makefile.obj.in b/lib/w32xx/Makefile.obj.in
@@ -1,4 +1,4 @@
-# Copyright (c) 1999-2022 Paul Mattes.
+# Copyright (c) 1999-2022 Pau5 Mattes.
 # All rights reserved.
 #
 # Redistribution and use in source and binary forms, with or without
@@ -31,7 +31,7 @@ LIB32XX = lib32xx.a
 include winenv.mk
 
 XCPPFLAGS = $(WIN32_FLAGS) -I$(THIS) -I$(THIS)/../include/windows -I$(THIS)/../include -I$(TOP)/include
-CFLAGS = $(EXTRA_FLAGS) -g -Wall -Werror -MMD -MP $(XCPPFLAGS) $(SSLCPP)
+override CFLAGS += $(EXTRA_FLAGS) -g -Wall -Werror -MMD -MP $(XCPPFLAGS) $(SSLCPP)
 
 all:: $(LIB32XX)
 

diff --git a/lib/w32xx/Makefile.test.obj b/lib/w32xx/Makefile.test.obj
@@ -1,4 +1,4 @@
-# Copyright (c) 1999-2022 Paul Mattes.
+# Copyright (c) 1999-2025 Paul Mattes.
 # All rights reserved.
 #
 # Redistribution and use in source and binary forms, with or without
@@ -33,7 +33,7 @@ all: test
 BASE64_OBJS = base64_test.o base64.o sa_malloc.o snprintf.o asprintf.o
 
 XCPPFLAGS = $(WIN32_FLAGS) -I. -I$(THIS)/../include/windows -I$(THIS)/../include -I$(TOP)/include
-CFLAGS = $(EXTRA_FLAGS) -g -Wall -Werror $(XCPPFLAGS) $(SSLCPP)
+override CFLAGS += $(EXTRA_FLAGS) -g -Wall -Werror $(XCPPFLAGS) $(SSLCPP)
 
 test: base64_test
 	@case `uname -s` in \

diff --git a/mitm/Makefile.obj.in b/mitm/Makefile.obj.in
@@ -1,4 +1,4 @@
-# Copyright (c) 1999-2009, 2013-2018, 2020 Paul Mattes.
+# Copyright (c) 1999-2025 Paul Mattes.
 # All rights reserved.
 # 
 # Redistribution and use in source and binary forms, with or without
@@ -51,7 +51,7 @@ INSTALL_DATA = @INSTALL_DATA@
 
 CCOPTIONS = @CCOPTIONS@
 XCPPFLAGS = -I$(THIS) -I$(TOP)/include @CPPFLAGS@
-CFLAGS = $(CCOPTIONS) $(CDEBUGFLAGS) $(XCPPFLAGS) @CFLAGS@
+override CFLAGS += $(CCOPTIONS) $(CDEBUGFLAGS) $(XCPPFLAGS) @CFLAGS@
 LDFLAGS = @LDFLAGS@
 LIBS = @LIBS@
 

diff --git a/mkfb/Makefile.obj.in b/mkfb/Makefile.obj.in
@@ -1,4 +1,4 @@
-# Copyright (c) 1999-2024 Paul Mattes.
+# Copyright (c) 1999-2025 Paul Mattes.
 # All rights reserved.
 # 
 # Redistribution and use in source and binary forms, with or without
@@ -42,7 +42,7 @@ LIBX3270DIR = @LIBX3270DIR@
 
 CCOPTIONS = @CCOPTIONS@
 XCPPFLAGS = -I$(THIS) -I$(TOP)/include -DFOR_WIN32 @CPPFLAGS@
-CFLAGS = $(CCOPTIONS) $(CDEBUGFLAGS) $(XCPPFLAGS) @CFLAGS@
+override CFLAGS += $(CCOPTIONS) $(CDEBUGFLAGS) $(XCPPFLAGS) @CFLAGS@
 LDFLAGS = @LDFLAGS@
 LIBS = @LIBS@
 

diff --git a/mkicon/Makefile.obj.in b/mkicon/Makefile.obj.in
@@ -1,4 +1,4 @@
-# Copyright (c) 1999-2024 Paul Mattes.
+# Copyright (c) 1999-2025 Paul Mattes.
 # All rights reserved.
 # 
 # Redistribution and use in source and binary forms, with or without
@@ -42,7 +42,7 @@ LIBX3270DIR = @LIBX3270DIR@
 
 CCOPTIONS = @CCOPTIONS@
 XCPPFLAGS = -I$(THIS) -I$(TOP)/include -DFOR_WIN32 @CPPFLAGS@
-CFLAGS = $(CCOPTIONS) $(CDEBUGFLAGS) $(XCPPFLAGS) @CFLAGS@
+override CFLAGS += $(CCOPTIONS) $(CDEBUGFLAGS) $(XCPPFLAGS) @CFLAGS@
 LDFLAGS = @LDFLAGS@
 LIBS = @LIBS@
 

diff --git a/mkkeypad/Makefile.obj.in b/mkkeypad/Makefile.obj.in
@@ -1,4 +1,4 @@
-# Copyright (c) 1999-2024 Paul Mattes.
+# Copyright (c) 1999-2025 Paul Mattes.
 # All rights reserved.
 # 
 # Redistribution and use in source and binary forms, with or without
@@ -42,7 +42,7 @@ LIBX3270DIR = @LIBX3270DIR@
 
 CCOPTIONS = @CCOPTIONS@
 XCPPFLAGS = -I$(THIS) -I$(TOP)/include @CPPFLAGS@
-CFLAGS = $(CCOPTIONS) $(CDEBUGFLAGS) $(XCPPFLAGS) @CFLAGS@
+override CFLAGS += $(CCOPTIONS) $(CDEBUGFLAGS) $(XCPPFLAGS) @CFLAGS@
 LDFLAGS = @LDFLAGS@
 LIBS = @LIBS@
 

diff --git a/playback/Makefile.obj.in b/playback/Makefile.obj.in
@@ -1,4 +1,4 @@
-# Copyright (c) 1999-2024 Paul Mattes.
+# Copyright (c) 1999-2025 Paul Mattes.
 # All rights reserved.
 # 
 # Redistribution and use in source and binary forms, with or without
@@ -36,7 +36,7 @@ include playback_files.mk libs.mk
 
 CCOPTIONS = @CCOPTIONS@
 XCPPFLAGS = -I$(THIS) -I$(TOP)/include @CPPFLAGS@
-CFLAGS = $(CCOPTIONS) $(CDEBUGFLAGS) $(XCPPFLAGS) @CFLAGS@
+override CFLAGS += $(CCOPTIONS) $(CDEBUGFLAGS) $(XCPPFLAGS) @CFLAGS@
 LDFLAGS = @LDFLAGS@
 LIBS = @LIBS@
 

diff --git a/pr3287/Makefile.obj.in b/pr3287/Makefile.obj.in
@@ -1,4 +1,4 @@
-# Copyright (c) 1999-2023 Paul Mattes.
+# Copyright (c) 1999-2025 Paul Mattes.
 # All rights reserved.
 #
 # Redistribution and use in source and binary forms, with or without
@@ -39,8 +39,7 @@ sysconfdir = @sysconfdir@
 
 CCOPTIONS = @CCOPTIONS@
 XCPPFLAGS =  @CPPFLAGS@ -I$(THIS) -I$(TOP)/include
-CFLAGS = $(CCOPTIONS) $(CDEBUGFLAGS) $(XCPPFLAGS) \
-	-DLIBX3270DIR=\"@LIBX3270DIR@\" @CFLAGS@
+override CFLAGS += $(CCOPTIONS) $(CDEBUGFLAGS) $(XCPPFLAGS) -DLIBX3270DIR=\"@LIBX3270DIR@\" @CFLAGS@
 LDFLAGS = @LDFLAGS@
 LIBS = @LIBS@
 INSTALL = @INSTALL@

diff --git a/s3270/Makefile.obj.in b/s3270/Makefile.obj.in
@@ -1,4 +1,4 @@
-# Copyright (c) 1999-2024 Paul Mattes.
+# Copyright (c) 1999-2025 Paul Mattes.
 # All rights reserved.
 # 
 # Redistribution and use in source and binary forms, with or without
@@ -52,7 +52,7 @@ INSTALL_DATA = @INSTALL_DATA@
 
 CCOPTIONS = @CCOPTIONS@
 XCPPFLAGS = -I$(THIS) -I$(TOP)/include -I$(TOP)/Common/s3270 -DLIBX3270DIR=\"$(LIBX3270DIR)\" @CPPFLAGS@
-CFLAGS = $(CCOPTIONS) $(CDEBUGFLAGS) $(XCPPFLAGS) @CFLAGS@
+override CFLAGS += $(CCOPTIONS) $(CDEBUGFLAGS) $(XCPPFLAGS) @CFLAGS@
 LDFLAGS = @LDFLAGS@
 LIBS = @LIBS@
 

diff --git a/tcl3270/Makefile.obj.in b/tcl3270/Makefile.obj.in
@@ -1,4 +1,4 @@
-# Copyright (c) 1993-2024 Paul Mattes.
+# Copyright (c) 1993-2025 Paul Mattes.
 # All rights reserved.
 # 
 # Redistribution and use in source and binary forms, with or without
@@ -53,7 +53,7 @@ INSTALL_DATA = @INSTALL_DATA@
 
 CCOPTIONS = @CCOPTIONS@
 XCPPFLAGS = -I$(THIS) -I$(TOP)/include -DLIBX3270DIR=\"$(LIBX3270DIR)\" @CPPFLAGS@
-CFLAGS = $(CCOPTIONS) $(CDEBUGFLAGS) $(XCPPFLAGS) @CFLAGS@
+override CFLAGS += $(CCOPTIONS) $(CDEBUGFLAGS) $(XCPPFLAGS) @CFLAGS@
 LDFLAGS = @LDFLAGS@
 LIBS = @LIBS@
 

diff --git a/wb3270/Makefile.obj.in b/wb3270/Makefile.obj.in
@@ -1,4 +1,4 @@
-# Copyright (c) 2007-2024 Paul Mattes.
+# Copyright (c) 2007-2025 Paul Mattes.
 # All rights reserved.
 # 
 # Redistribution and use in source and binary forms, with or without
@@ -31,7 +31,7 @@
 include winenv.mk
 
 XCPPFLAGS = $(WIN32_FLAGS) -DWIN32_LEAN_AND_MEAN -I$(THIS) -I$(TOP)/Common/s3270 -I$(TOP)/include -I$(TOP)/extern/libexpat/expat/lib
-CFLAGS = $(EXTRA_FLAGS) -g -Wall -Werror -MMD -MP $(XCPPFLAGS) $(SSLCPP)
+override CFLAGS += $(EXTRA_FLAGS) -g -Wall -Werror -MMD -MP $(XCPPFLAGS) $(SSLCPP)
 
 OBJ = o
 ifdef WIN64

diff --git a/wc3270/Makefile.obj.in b/wc3270/Makefile.obj.in
@@ -1,4 +1,4 @@
-# Copyright (c) 2007-2024 Paul Mattes.
+# Copyright (c) 2007-2025 Paul Mattes.
 # All rights reserved.
 # 
 # Redistribution and use in source and binary forms, with or without
@@ -30,7 +30,7 @@
 include winenv.mk
 
 XCPPFLAGS = $(WIN32_FLAGS) -I. -I$(THIS) -I$(TOP)/Common/c3270 -I$(TOP)/Common -I$(TOP)/include
-CFLAGS = $(EXTRA_FLAGS) -g -Wall -Werror -Wno-format-zero-length -MMD -MP $(XCPPFLAGS)
+override CFLAGS += $(EXTRA_FLAGS) -g -Wall -Werror -Wno-format-zero-length -MMD -MP $(XCPPFLAGS)
 
 ifdef WIN64
 HOST = win64

diff --git a/wmitm/Makefile.obj b/wmitm/Makefile.obj
@@ -1,4 +1,4 @@
-# Copyright (c) 2007-2024 Paul Mattes.
+# Copyright (c) 2007-2025 Paul Mattes.
 # All rights reserved.
 # 
 # Redistribution and use in source and binary forms, with or without
@@ -30,7 +30,7 @@
 include winenv.mk
 
 XCPPFLAGS = $(WIN32_FLAGS) -I$(THIS) -I$(TOP)/mitm -I$(TOP)/include
-CFLAGS = $(EXTRA_FLAGS) -g -Wall -Werror -MMD -MP $(XCPPFLAGS)
+override CFLAGS += $(EXTRA_FLAGS) -g -Wall -Werror -MMD -MP $(XCPPFLAGS)
 
 ifdef WIN64
 HOST = win64