AsciiCam/C/Makefile
Harshit-Dhanwalkar 14cc7dcc2e Add macos support
2026-06-10 20:30:10 +05:30

156 lines
4.3 KiB
Makefile

# AsciiCam cross-platform build
# Supports:
# Linux x86_64 (gcc, nolibc, V4L2)
# macOS ARM64 (clang, system libc, AVFoundation)
# macOS x86_64 (clang, system libc, AVFoundation)
UNAME_S := $(shell uname -s)
UNAME_M := $(shell uname -m)
ifeq ($(UNAME_S),Linux)
PLATFORM := linux
CC := gcc
LD := gcc
else ifeq ($(UNAME_S),Darwin)
PLATFORM := macos
CC := clang
LD := clang
OBJC := clang
else
$(error Unsupported platform: $(UNAME_S))
endif
SRCDIR := src
LIBDIR := lib
FILTERDIR := filters
BUILDDIR := build
OBJDIR := $(BUILDDIR)/obj
CFLAGS_COMMON := -Wall -Wextra -O2 -Iinclude -I$(LIBDIR) -fno-stack-protector -fno-builtin-memcpy -fno-builtin-memset -fno-builtin-strlen
CFLAGS_COMMON +=
ifeq ($(PLATFORM),linux)
# Linux: nolibc, V4L2, SSE4.1
CFLAGS := $(CFLAGS_COMMON) -DPLATFORM_LINUX -D__LINUX_NOLIBC__
CFLAGS += -msse4.1
LDFLAGS := -nostdlib
LDFLAGS += -Wl,--no-as-needed
LDFLAGS += -Wl,-dynamic-linker,/lib64/ld-linux-x86-64.so.2
LDFLAGS += $(shell $(CC) --print-file-name=crti.o)
LDFLAGS += $(shell $(CC) --print-file-name=crtn.o)
LDFLAGS += -L/usr/lib/x86_64-linux-gnu # TEST: Explicit library paths
# LDFLAGS += -Wl,-rpath-link=/usr/lib/x86_64-linux-gnu
LDFLAGS += -ldl -lpthread -lc
# LDFLAGS += -ldl -lpthread
LDFLAGS += -msse4.1
LIBSRCS := $(LIBDIR)/nl_alloc.c \
$(LIBDIR)/nl_errno.c \
$(LIBDIR)/nl_getopt.c \
$(LIBDIR)/nl_printf.c \
$(LIBDIR)/nl_start.c
PLAT_SRC := $(SRCDIR)/capture_linux.c
# Plugin shared objects
SO_EXT := so
SO_FLAGS := -fPIC -shared
else ifeq ($(PLATFORM),macos)
# macOS: system libc + AVFoundation, supports ARM64 + x86_64
CFLAGS := $(CFLAGS_COMMON) -DPLATFORM_MACOS
OBJCFLAGS:= $(CFLAGS) -x objective-c \
-fobjc-arc \
-fmodules
ifeq ($(UNAME_M),arm64)
CFLAGS += -arch arm64
LDFLAGS := -arch arm64
else
CFLAGS += -arch x86_64 -msse4.1
LDFLAGS := -arch x86_64
endif
LDFLAGS += -framework AVFoundation \
-framework CoreMedia \
-framework CoreVideo \
-framework Foundation \
-lpthread
# TODO: Update nolibc for macos support instead of system system libc, currently :
# No nolibc on macOS, uses system libc
LIBSRCS :=
PLAT_SRC := $(SRCDIR)/capture_macos.m
# Plugin shared objects
SO_EXT := dylib
SO_FLAGS := -dynamiclib
endif
CORE_SRCS := $(SRCDIR)/ascii.c \
$(SRCDIR)/main.c \
$(SRCDIR)/plugins.c \
$(SRCDIR)/thread_sharing.c \
$(SRCDIR)/timing.c
ALL_C_SRCS := $(CORE_SRCS) $(PLAT_SRC) $(LIBSRCS)
OBJECTS := $(patsubst $(SRCDIR)/%.c, $(OBJDIR)/%.o, $(CORE_SRCS))
OBJECTS += $(patsubst $(SRCDIR)/%.c, $(OBJDIR)/%.o, $(filter $(SRCDIR)/%.c, $(PLAT_SRC)))
OBJECTS += $(patsubst $(SRCDIR)/%.m, $(OBJDIR)/%.o, $(filter $(SRCDIR)/%.m, $(PLAT_SRC)))
OBJECTS += $(patsubst $(LIBDIR)/%.c, $(OBJDIR)/lib_%.o, $(LIBSRCS))
TARGET := $(BUILDDIR)/webcam_ascii
# Plugins
PLUGIN_SRCS := $(wildcard $(FILTERDIR)/*.c)
PLUGIN_TARGETS := $(patsubst $(FILTERDIR)/%.c, $(BUILDDIR)/%.$(SO_EXT), $(PLUGIN_SRCS))
.PHONY: all clean plugins info
all: $(TARGET) plugins
$(TARGET): $(OBJECTS) | $(BUILDDIR)
$(LD) $^ -o $@ $(LDFLAGS)
@echo " LD $@ ($(PLATFORM)/$(UNAME_M))"
# Compile .c
$(OBJDIR)/%.o: $(SRCDIR)/%.c | $(OBJDIR)
$(CC) $(CFLAGS) -c $< -o $@
# Compile .m (Objective-C for macOS capture)
$(OBJDIR)/%.o: $(SRCDIR)/%.m | $(OBJDIR)
$(OBJC) $(OBJCFLAGS) -c $< -o $@
# Compile nolibc (Linux only)
$(OBJDIR)/lib_%.o: $(LIBDIR)/%.c | $(OBJDIR)
$(CC) $(CFLAGS) -c $< -o $@
# Plugins
plugins: $(PLUGIN_TARGETS)
$(BUILDDIR)/%.$(SO_EXT): $(FILTERDIR)/%.c | $(BUILDDIR)
ifeq ($(PLATFORM),linux)
$(CC) $(CFLAGS) $(SO_FLAGS) $< -o $@.tmp && mv $@.tmp $@
else
$(CC) $(CFLAGS) $(SO_FLAGS) $< -o $@ \
-undefined dynamic_lookup
endif
$(OBJDIR):
mkdir -p $(OBJDIR)
$(BUILDDIR):
mkdir -p $(BUILDDIR)
clean:
rm -rf $(BUILDDIR)
info:
@echo "Platform : $(PLATFORM)"
@echo "Arch : $(UNAME_M)"
@echo "CC : $(CC)"
@echo "CFLAGS : $(CFLAGS)"
@echo "LDFLAGS : $(LDFLAGS)"
@echo "Objects : $(OBJECTS)"