cheesecutter: Add patch to pin C standard to C23

From 91e2418c37fce511eeaa1d1bb34a0d7a25668d40 Mon Sep 17 00:00:00 2001

From: OPNA2608 <opna2608@protonmail.com>

Date: Tue, 20 Jan 2026 15:29:03 +0100

Subject: [PATCH] Makefile.{dmd,ldc}: Pin C standard to C99

Code is definitely not C23-compatible, and I imagine C99 is *prolly* what this was initially targeting.

---

 Makefile.dmd | 4 ++--

 Makefile.ldc | 4 ++--

 2 files changed, 4 insertions(+), 4 deletions(-)

diff --git a/Makefile.dmd b/Makefile.dmd

index 24a1d06..7c1b7c2 100644

--- a/Makefile.dmd

+++ b/Makefile.dmd

@@ -3,7 +3,7 @@ COMFLAGS=

 DLINK=$(COMFLAGS) 

 VERSION=$(shell cat Version)

 DFLAGS=$(COMFLAGS) -I./src -J./src/c64 -J./src/font -O

-CFLAGS=$(COMFLAGS) -O1

+CFLAGS=$(COMFLAGS) -O1 -std=c99

 CXXFLAGS=-I./src -O3

 COMPILE.d = $(DC) $(DFLAGS) -c -of$@

 OUTPUT_OPTION=

@@ -21,7 +21,7 @@ $(TARGET): $(C64OBJS) $(OBJS) $(CXX_OBJS)

 	$(CXX) $(CXXFLAGS) -c $< -o $@

 .c.o : $(C_SRCS)

-	$(CC) -c $< -o $@

+	$(CC) $(CFLAGS) -c $< -o $@

 ct: $(C64OBJS) $(CTOBJS)

diff --git a/Makefile.ldc b/Makefile.ldc

index b89077a..a6c4714 100644

--- a/Makefile.ldc

+++ b/Makefile.ldc

@@ -6,7 +6,7 @@ LIBS=-L-ldl -L-lstdc++

 COMFLAGS=-O2

 VERSION=$(shell cat Version)

 DFLAGS=$(COMFLAGS) -I./src -J./src/c64 -J./src/font

-CFLAGS=$(COMFLAGS)

+CFLAGS=$(COMFLAGS) -std=c99

 CXXFLAGS=$(COMFLAGS) -I./src 

 COMPILE.d = $(DC) $(DFLAGS) -c

 DC=ldc2

@@ -28,7 +28,7 @@ ccutter:$(C64OBJS) $(OBJS) $(CXX_OBJS)

 	$(CXX) $(CXXFLAGS) -c $< -o $@

 .c.o : $(C_SRCS)

-	$(CC) -c $< -o $@

+	$(CC) $(CFLAGS) -c $< -o $@

 ct: $(C64OBJS) $(CTOBJS)

-- 

2.51.2

  };

  patches = [

    # https://github.com/theyamo/CheeseCutter/pull/60

    ./1001-cheesecutter-Pin-C-standard-to-C99.patch

    ./0001-Drop-baked-in-build-date-for-r13y.patch

  ]

  ++ lib.optional stdenv.hostPlatform.isDarwin ./0002-Prepend-libSDL.dylib-to-macOS-SDL-loader.patch;