[feature] emu dev

3 files changed, 58 insertions, 0 deletions

diff --git a/emu/.gitignore b/emu/.gitignore
new file mode 100644
index 0000000..cfd5574
--- /dev/null
+++ b/emu/.gitignore
@@ -0,0 +1,2 @@
+fbgl_viewer
+libfbgl_preload.so
diff --git a/emu/Makefile b/emu/Makefile
new file mode 100644
index 0000000..339b85e
--- /dev/null
+++ b/emu/Makefile
@@ -0,0 +1,47 @@
+CC = gcc
+CFLAGS = -Wall -Wextra -O2
+LDFLAGS = -lSDL2 -ldl -lm
+
+.PHONY: all clean test
+
+all: libfbgl_preload.so fbgl_viewer fbgl_run.sh
+
+libfbgl_preload.so: fbgl_preload.c
+	@echo "Building preload library..."
+	$(CC) -shared -fPIC $(CFLAGS) $< -ldl -o $@
+
+fbgl_viewer: fbgl_viewer.c
+	@echo "Building SDL viewer..."
+	$(CC) $(CFLAGS) $< $(LDFLAGS) -o $@
+
+fbgl_run.sh:
+	@echo "Making runner script executable..."
+	@chmod +x fbgl_run.sh
+
+test: all test_fbgl
+	@echo "Running test program..."
+	./fbgl_run.sh ./test_fbgl
+
+test_fbgl: test_fbgl.c fbgl.h
+	@echo "Compiling test program..."
+	$(CC) $(CFLAGS) test_fbgl.c -lm -o test_fbgl
+
+clean:
+	@echo "Cleaning up..."
+	rm -f libfbgl_preload.so fbgl_viewer test_fbgl
+	@# Clean up shared memory
+	@ipcrm -M $$(ftok /tmp F 2>/dev/null | awk '{print $$NF}') 2>/dev/null || true
+
+install:
+	@echo "Installing to /usr/local/bin..."
+	sudo cp libfbgl_preload.so /usr/local/lib/
+	sudo cp fbgl_viewer /usr/local/bin/
+	sudo cp fbgl_run.sh /usr/local/bin/fbgl-run
+	@echo "Done! You can now run: fbgl-run ./your_program"
+
+uninstall:
+	@echo "Uninstalling..."
+	sudo rm -f /usr/local/lib/libfbgl_preload.so
+	sudo rm -f /usr/local/bin/fbgl_viewer
+	sudo rm -f /usr/local/bin/fbgl-run
+	@echo "Done!"
diff --git a/emu/fbgl_preload.c b/emu/fbgl_preload.c
new file mode 100644
index 0000000..e8771e2
--- /dev/null
+++ b/emu/fbgl_preload.c
@@ -0,0 +1,9 @@
+#define _GNU_SOURCE
+#include <dlfcn.h>
+#include <fcntl.h>
+
+int open(const char *pathname, int flags);
+
+int open(const char *pathname, int flags) {
+
+}