chore: merge run.sh and build.sh as makefile

Makefile

@@ -0,0 +1,24 @@
+
+BUILD_DIR=_build
+
+all: build
+
+$(BUILD_DIR):
+	mkdir -p $(BUILD_DIR)
+	cmake -S . -B _build -D CMAKE_BUILD_TYPE=Debug
+
+build: | $(BUILD_DIR)
+	cmake --build _build
+
+debug: | $(BUILD_DIR)
+	gdb _build/igmpgen 
+
+run: | $(BUILD_DIR)
+	_build/igmpgen
+
+install: | $(BUILD_DIR)
+	cmake --install _build
+
+package: | $(BUILD_DIR)
+	make -C _build package
+

build.sh

@@ -1,5 +0,0 @@
-#!/bin/sh
-
-mkdir -p _build
-cmake -S . -B _build -D CMAKE_BUILD_TYPE=Debug
-cmake --build _build

run.sh

@@ -1,3 +0,0 @@
-#!/bin/sh
-
-gdb _build/igmpgen