1  # 
 2  # Makefile for QR Code generator (C++)
 3  # 
 4  # Copyright (c) Project Nayuki. (MIT License)
 5  # https://www.nayuki.io/page/qr-code-generator-library
 6  # 
 7  # Permission is hereby granted, free of charge, to any person obtaining a copy of
 8  # this software and associated documentation files (the "Software"), to deal in
 9  # the Software without restriction, including without limitation the rights to
10  # use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
11  # the Software, and to permit persons to whom the Software is furnished to do so,
12  # subject to the following conditions:
13  # - The above copyright notice and this permission notice shall be included in
14  #   all copies or substantial portions of the Software.
15  # - The Software is provided "as is", without warranty of any kind, express or
16  #   implied, including but not limited to the warranties of merchantability,
17  #   fitness for a particular purpose and noninfringement. In no event shall the
18  #   authors or copyright holders be liable for any claim, damages or other
19  #   liability, whether in an action of contract, tort or otherwise, arising from,
20  #   out of or in connection with the Software or the use or other dealings in the
21  #   Software.
22  # 
23  
24  
25  # ---- Configuration options ----
26  
27  # External/implicit variables:
28  # - CXX: The C++ compiler, such as g++ or clang++.
29  # - CXXFLAGS: Any extra user-specified compiler flags (can be blank).
30  
31  # Recommended compiler flags:
32  CXXFLAGS += -std=c++11 -O
33  
34  # Extra flags for diagnostics:
35  # CXXFLAGS += -g -Wall -Wextra -Wpedantic -Wconversion -Wsign-conversion -fsanitize=undefined,address
36  
37  
38  # ---- Controlling make ----
39  
40  # Clear default suffix rules
41  .SUFFIXES:
42  
43  # Don't delete object files
44  .SECONDARY:
45  
46  # Stuff concerning goals
47  .DEFAULT_GOAL = all
48  .PHONY: all clean
49  
50  
51  # ---- Targets to build ----
52  
53  LIB = qrcodegen
54  LIBFILE = lib$(LIB).a
55  LIBOBJ = QrCode.o
56  MAINS = QrCodeGeneratorDemo QrCodeGeneratorWorker
57  
58  # Build all binaries
59  all: $(LIBFILE) $(MAINS)
60  
61  # Delete build output
62  clean:
63  	rm -f -- $(LIBOBJ) $(LIBFILE) $(MAINS:=.o) $(MAINS)
64  	rm -rf .deps
65  
66  # Executable files
67  %: %.o $(LIBFILE)
68  	$(CXX) $(CXXFLAGS) -o $@ $< -L . -l $(LIB)
69  
70  # The library
71  $(LIBFILE): $(LIBOBJ)
72  	$(AR) -crs $@ $^
73  
74  # Object files
75  %.o: %.cpp .deps/timestamp
76  	$(CXX) $(CXXFLAGS) -c -o $@ -MMD -MF .deps/$*.d $<
77  
78  # Have a place to store header dependencies automatically generated by compiler
79  .deps/timestamp:
80  	mkdir -p .deps
81  	touch .deps/timestamp
82  
83  # Make use of said dependencies if available
84  -include .deps/*.d