Feature: add Makefile for section0-3

- a common.mk rules makefile for section0-3

Signed-off-by: Ji Bin <[email protected]>

Author: matrixji

.gitignore

@@ -35,3 +35,4 @@
 a.out
 *.swp
 *.pb.*
+example_*_cpp*

Makefile

@@ -0,0 +1,14 @@
+sub_dirs=$(wildcard section[0-3])
+
+sub_builds=$(addprefix build_,$(sub_dirs))
+sub_cleans=$(addprefix clean_,$(sub_dirs))
+
+all: $(sub_builds)
+
+clean: $(sub_cleans)
+
+build_%: %
+	make -C $^
+
+clean_%: %
+	make -C $^ clean

common.mk

@@ -0,0 +1,15 @@
+CXX_FLAGS=-Wall
+
+all: examples
+
+example_%_cpp14: %.cpp
+	g++ -std=c++14 -o $@ $^ $(CXX_FLAGS) $($@_cxx_flags) $($@_ld_flags) 
+
+example_%_cpp11: %.cpp
+	g++ -std=c++14 -o $@ $^ $(CXX_FLAGS) $($@_cxx_flags) $($@_ld_flags)
+
+example_%_cpp98: %.cpp
+	g++ -std=c++98 -o $@ $^ $(CXX_FLAGS) $($@_cxx_flags) $($@_ld_flags)
+
+clean:
+	rm -fr example_*

section0/Makefile

@@ -0,0 +1,3 @@
+include ../common.mk
+
+examples: example_test_cpp14 example_test_cpp11

section1/Makefile

@@ -0,0 +1,10 @@
+include ../common.mk
+
+examples: \
+	example_codestyle_cpp14 example_codestyle_cpp11 \
+	example_compile_cpp14 example_compile_cpp11 \
+	example_oop_cpp14 example_oop_cpp11 \
+	example_preprocess_cpp14 example_preprocess_cpp11
+
+# example_preprocess_cpp98 is showing version check with compile failed.
+# please explicit using `make example_preprocess_cpp98` under section1 folder

section2/Makefile

@@ -0,0 +1,8 @@
+include ../common.mk
+
+examples: \
+	example_auto_cpp14 example_auto_cpp11 \
+	example_const_cpp14 example_const_cpp11 \
+	example_exception_cpp14 example_exception_cpp11 \
+	example_lambda_cpp14 example_lambda_cpp11 \
+	example_smart_ptr_cpp14 example_smart_ptr_cpp11

section3/Makefile

@@ -0,0 +1,10 @@
+include ../common.mk
+
+example_thread_cpp14_ld_flags=-lpthread
+example_thread_cpp11_ld_flags=-lpthread
+
+examples: \
+	example_algo_cpp14 example_algo_cpp11 \
+	example_container_cpp14 example_container_cpp11 \
+	example_string_cpp14 example_string_cpp11 \
+	example_thread_cpp14 example_thread_cpp11