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.PHONY : pretty clean ChangeLog .md
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SRCS = include/nlohmann/json.hpp \
include/nlohmann/json_fwd.hpp \
include/nlohmann/adl_serializer.hpp \
include/nlohmann/detail/conversions/from_json.hpp \
include/nlohmann/detail/conversions/to_chars.hpp \
include/nlohmann/detail/conversions/to_json.hpp \
include/nlohmann/detail/exceptions.hpp \
include/nlohmann/detail/input/binary_reader.hpp \
include/nlohmann/detail/input/input_adapters.hpp \
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include/nlohmann/detail/input/json_sax.hpp \
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include/nlohmann/detail/input/lexer.hpp \
include/nlohmann/detail/input/parser.hpp \
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include/nlohmann/detail/input/position_t.hpp \
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include/nlohmann/detail/iterators/internal_iterator.hpp \
include/nlohmann/detail/iterators/iter_impl.hpp \
include/nlohmann/detail/iterators/iteration_proxy.hpp \
include/nlohmann/detail/iterators/json_reverse_iterator.hpp \
include/nlohmann/detail/iterators/primitive_iterator.hpp \
include/nlohmann/detail/json_pointer.hpp \
include/nlohmann/detail/json_ref.hpp \
include/nlohmann/detail/macro_scope.hpp \
include/nlohmann/detail/macro_unscope.hpp \
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include/nlohmann/detail/meta/cpp_future.hpp \
include/nlohmann/detail/meta/detected.hpp \
include/nlohmann/detail/meta/type_traits.hpp \
include/nlohmann/detail/meta/void_t.hpp \
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include/nlohmann/detail/output/binary_writer.hpp \
include/nlohmann/detail/output/output_adapters.hpp \
include/nlohmann/detail/output/serializer.hpp \
include/nlohmann/detail/value_t.hpp
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UNAME = $( shell uname)
CXX = clang++
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AMALGAMATED_FILE = single_include/nlohmann/json.hpp
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# directory to recent compiler binaries
COMPILER_DIR = /Users/niels/Documents/projects/compilers/local/bin
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# main target
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all :
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@echo "amalgamate - amalgamate file single_include/nlohmann/json.hpp from the include/nlohmann sources"
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@echo "ChangeLog.md - generate ChangeLog file"
@echo "check - compile and execute test suite"
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@echo "check-amalgamation - check whether sources have been amalgamated"
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@echo "check-fast - compile and execute test suite (skip long-running tests)"
@echo "clean - remove built files"
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@echo "coverage - create coverage information with lcov"
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@echo "cppcheck - analyze code with cppcheck"
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@echo "cpplint - analyze code with cpplint"
@echo "clang_tidy - analyze code with Clang-Tidy"
@echo "clang_analyze - analyze code with Clang-Analyzer"
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@echo "doctest - compile example files and check their output"
@echo "fuzz_testing - prepare fuzz testing of the JSON parser"
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@echo "fuzz_testing_bson - prepare fuzz testing of the BSON parser"
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@echo "fuzz_testing_cbor - prepare fuzz testing of the CBOR parser"
@echo "fuzz_testing_msgpack - prepare fuzz testing of the MessagePack parser"
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@echo "fuzz_testing_ubjson - prepare fuzz testing of the UBJSON parser"
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@echo "json_unit - create single-file test executable"
@echo "pedantic_clang - run Clang with maximal warning flags"
@echo "pedantic_gcc - run GCC with maximal warning flags"
@echo "pretty - beautify code with Artistic Style"
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@echo "run_benchmarks - build and run benchmarks"
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##########################################################################
# unit tests
##########################################################################
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# build unit tests
json_unit :
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@$( MAKE) json_unit -C test
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# run unit tests
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check :
$( MAKE) check -C test
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check-fast :
$( MAKE) check -C test TEST_PATTERN = ""
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# clean up
clean :
rm -fr json_unit json_benchmarks fuzz fuzz-testing *.dSYM test/*.dSYM
rm -fr benchmarks/files/numbers/*.json
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rm -fr build_coverage build_benchmarks
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$( MAKE) clean -Cdoc
$( MAKE) clean -Ctest
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##########################################################################
# coverage
##########################################################################
coverage :
mkdir build_coverage
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cd build_coverage ; CXX = g++-7 cmake .. -GNinja -DJSON_Coverage= ON -DJSON_MultipleHeaders= ON
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cd build_coverage ; ninja
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cd build_coverage ; ctest -E '.*_default' -j10
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cd build_coverage ; ninja lcov_html
open build_coverage/test/html/index.html
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##########################################################################
# documentation tests
##########################################################################
# compile example files and check output
doctest :
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$( MAKE) check_output -C doc
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##########################################################################
# warning detector
##########################################################################
# calling Clang with all warnings, except:
# -Wno-documentation-unknown-command: code uses user-defined commands like @complexity
# -Wno-exit-time-destructors: warning in Catch code
# -Wno-keyword-macro: unit-tests use "#define private public"
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# -Wno-deprecated-declarations: the library deprecated some functions
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# -Wno-weak-vtables: exception class is defined inline, but has virtual method
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# -Wno-range-loop-analysis: items tests "for(const auto i...)"
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# -Wno-float-equal: not all comparisons in the tests can be replaced by Approx
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# -Wno-switch-enum -Wno-covered-switch-default: pedantic/contradicting warnings about switches
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# -Wno-c++2a-compat: u8 literals will behave differently in C++20...
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# -Wno-padded: padding is nothing to warn about
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pedantic_clang :
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$( MAKE) json_unit CXX = $( COMPILER_DIR) /clang++ CXXFLAGS = " \
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-std= c++11 -Wno-c++98-compat -Wno-c++98-compat-pedantic \
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-Werror \
-Weverything \
-Wno-documentation-unknown-command \
-Wno-exit-time-destructors \
-Wno-keyword-macro \
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-Wno-deprecated-declarations \
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-Wno-weak-vtables \
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-Wno-range-loop-analysis \
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-Wno-float-equal \
-Wno-switch-enum -Wno-covered-switch-default \
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-Wno-c++2a-compat \
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-Wno-c++17-extensions \
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-Wno-padded"
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# calling GCC with most warnings
pedantic_gcc :
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$( MAKE) json_unit CXX = $( COMPILER_DIR) /g++ CXXFLAGS = " \
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-std= c++11 \
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-Waddress \
-Waddress-of-packed-member \
-Waggressive-loop-optimizations \
-Waligned-new= all \
-Wall \
-Walloc-zero \
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-Walloca \
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-Warray-bounds \
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-Warray-bounds= 2 \
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-Wattribute-alias= 2 \
-Wattribute-warning \
-Wattributes \
-Wbool-compare \
-Wbool-operation \
-Wbuiltin-declaration-mismatch \
-Wbuiltin-macro-redefined \
-Wcannot-profile \
-Wcast-align \
-Wcast-function-type \
-Wcast-qual \
-Wcatch-value= 3 \
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-Wchar-subscripts \
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-Wclass-conversion \
-Wclass-memaccess \
-Wclobbered \
-Wcomment \
-Wcomments \
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-Wconditionally-supported \
-Wconversion \
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-Wconversion-null \
-Wcoverage-mismatch \
-Wcpp \
-Wctor-dtor-privacy \
-Wdangling-else \
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-Wdate-time \
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-Wdelete-incomplete \
-Wdelete-non-virtual-dtor \
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-Wdeprecated \
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-Wdeprecated-copy \
-Wdeprecated-copy-dtor \
-Wdeprecated-declarations \
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-Wdisabled-optimization \
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-Wdiv-by-zero \
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-Wdouble-promotion \
-Wduplicated-branches \
-Wduplicated-cond \
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-Weffc++ \
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-Wempty-body \
-Wendif-labels \
-Wenum-compare \
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-Wexpansion-to-defined \
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-Werror \
-Wextra \
-Wextra-semi \
-Wfloat-conversion \
-Wfloat-equal \
-Wformat \
-Wformat-contains-nul \
-Wformat-extra-args \
-Wformat-nonliteral \
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-Wformat-overflow= 2 \
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-Wformat-security \
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-Wformat-signedness \
-Wformat-truncation= 2 \
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-Wformat-y2k \
-Wformat-zero-length \
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-Wformat= 2 \
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-Wframe-address \
-Wfree-nonheap-object \
-Whsa \
-Wif-not-aligned \
-Wignored-attributes \
-Wignored-qualifiers \
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-Wimplicit-fallthrough= 5 \
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-Winherited-variadic-ctor \
-Winit-list-lifetime \
-Winit-self \
-Winline \
-Wint-in-bool-context \
-Wint-to-pointer-cast \
-Winvalid-memory-model \
-Winvalid-offsetof \
-Winvalid-pch \
-Wliteral-suffix \
-Wlogical-not-parentheses \
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-Wlogical-op \
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-Wlto-type-mismatch \
-Wmain \
-Wmaybe-uninitialized \
-Wmemset-elt-size \
-Wmemset-transposed-args \
-Wmisleading-indentation \
-Wmissing-attributes \
-Wmissing-braces \
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-Wmissing-declarations \
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-Wmissing-field-initializers \
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-Wmissing-format-attribute \
-Wmissing-include-dirs \
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-Wmissing-noreturn \
-Wmissing-profile \
-Wmultichar \
-Wmultiple-inheritance \
-Wmultistatement-macros \
-Wnarrowing \
-Wno-deprecated-declarations \
-Wno-long-long \
-Wno-namespaces \
-Wno-padded \
-Wno-switch-enum \
-Wno-system-headers \
-Wno-templates \
-Wno-undef \
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-Wnoexcept \
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-Wnoexcept-type \
-Wnon-template-friend \
-Wnon-virtual-dtor \
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-Wnonnull \
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-Wnonnull-compare \
-Wnonportable-cfstrings \
-Wnormalized \
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-Wnull-dereference \
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-Wodr \
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-Wold-style-cast \
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-Wopenmp-simd \
-Woverflow \
-Woverlength-strings \
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-Woverloaded-virtual \
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-Wpacked \
-Wpacked-bitfield-compat \
-Wpacked-not-aligned \
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-Wparentheses \
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-Wpedantic \
-Wpessimizing-move \
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-Wplacement-new= 2 \
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-Wpmf-conversions \
-Wpointer-arith \
-Wpointer-compare \
-Wpragmas \
-Wprio-ctor-dtor \
-Wpsabi \
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-Wredundant-decls \
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-Wredundant-move \
-Wregister \
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-Wreorder \
-Wrestrict \
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-Wreturn-local-addr \
-Wreturn-type \
-Wscalar-storage-order \
-Wsequence-point \
-Wshadow \
-Wshadow-compatible-local \
-Wshadow-local \
-Wshadow= compatible-local \
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-Wshadow= global \
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-Wshadow= local \
-Wshift-count-negative \
-Wshift-count-overflow \
-Wshift-negative-value \
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-Wshift-overflow= 2 \
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-Wsign-compare \
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-Wsign-conversion \
-Wsign-promo \
-Wsized-deallocation \
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-Wsizeof-array-argument \
-Wsizeof-pointer-div \
-Wsizeof-pointer-memaccess \
-Wstack-protector \
-Wstrict-aliasing= 3 \
-Wstrict-null-sentinel \
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-Wstrict-overflow= 5 \
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-Wstringop-overflow= 4 \
-Wstringop-truncation \
-Wsubobject-linkage \
-Wsuggest-attribute= cold \
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-Wsuggest-attribute= const \
-Wsuggest-attribute= format \
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-Wsuggest-attribute= malloc \
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-Wsuggest-attribute= noreturn \
-Wsuggest-attribute= pure \
-Wsuggest-final-methods \
-Wsuggest-final-types \
-Wsuggest-override \
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-Wswitch \
-Wswitch-bool \
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-Wswitch-default \
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-Wswitch-unreachable \
-Wsync-nand \
-Wsynth \
-Wtautological-compare \
-Wterminate \
-Wtrampolines \
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-Wtrigraphs \
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-Wtype-limits \
-Wuninitialized \
-Wunknown-pragmas \
-Wunreachable-code \
-Wunsafe-loop-optimizations \
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-Wunused \
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-Wunused-but-set-parameter \
-Wunused-but-set-variable \
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-Wunused-const-variable= 2 \
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-Wunused-function \
-Wunused-label \
-Wunused-local-typedefs \
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-Wunused-macros \
-Wunused-parameter \
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-Wunused-result \
-Wunused-value \
-Wunused-variable \
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-Wuseless-cast \
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-Wvarargs \
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-Wvariadic-macros \
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-Wvector-operation-performance \
-Wvirtual-inheritance \
-Wvirtual-move-assign \
-Wvla \
-Wvolatile-register-var \
-Wwrite-strings \
-Wzero-as-null-pointer-constant \
"
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##########################################################################
# benchmarks
##########################################################################
run_benchmarks :
mkdir build_benchmarks
cd build_benchmarks ; cmake ../benchmarks
cd build_benchmarks ; make
cd build_benchmarks ; ./json_benchmarks
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##########################################################################
# fuzzing
##########################################################################
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# the overall fuzz testing target
fuzz_testing :
rm -fr fuzz-testing
mkdir -p fuzz-testing fuzz-testing/testcases fuzz-testing/out
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$( MAKE) parse_afl_fuzzer -C test CXX = afl-clang++
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mv test/parse_afl_fuzzer fuzz-testing/fuzzer
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find test/data/json_tests -size -5k -name *json | xargs -I{ } cp "{}" fuzz-testing/testcases
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@echo "Execute: afl-fuzz -i fuzz-testing/testcases -o fuzz-testing/out fuzz-testing/fuzzer"
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fuzz_testing_bson :
rm -fr fuzz-testing
mkdir -p fuzz-testing fuzz-testing/testcases fuzz-testing/out
$( MAKE) parse_bson_fuzzer -C test CXX = afl-clang++
mv test/parse_bson_fuzzer fuzz-testing/fuzzer
find test/data -size -5k -name *.bson | xargs -I{ } cp "{}" fuzz-testing/testcases
@echo "Execute: afl-fuzz -i fuzz-testing/testcases -o fuzz-testing/out fuzz-testing/fuzzer"
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fuzz_testing_cbor :
rm -fr fuzz-testing
mkdir -p fuzz-testing fuzz-testing/testcases fuzz-testing/out
$( MAKE) parse_cbor_fuzzer -C test CXX = afl-clang++
mv test/parse_cbor_fuzzer fuzz-testing/fuzzer
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find test/data -size -5k -name *.cbor | xargs -I{ } cp "{}" fuzz-testing/testcases
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@echo "Execute: afl-fuzz -i fuzz-testing/testcases -o fuzz-testing/out fuzz-testing/fuzzer"
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fuzz_testing_msgpack :
rm -fr fuzz-testing
mkdir -p fuzz-testing fuzz-testing/testcases fuzz-testing/out
$( MAKE) parse_msgpack_fuzzer -C test CXX = afl-clang++
mv test/parse_msgpack_fuzzer fuzz-testing/fuzzer
find test/data -size -5k -name *.msgpack | xargs -I{ } cp "{}" fuzz-testing/testcases
@echo "Execute: afl-fuzz -i fuzz-testing/testcases -o fuzz-testing/out fuzz-testing/fuzzer"
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fuzz_testing_ubjson :
rm -fr fuzz-testing
mkdir -p fuzz-testing fuzz-testing/testcases fuzz-testing/out
$( MAKE) parse_ubjson_fuzzer -C test CXX = afl-clang++
mv test/parse_ubjson_fuzzer fuzz-testing/fuzzer
find test/data -size -5k -name *.ubjson | xargs -I{ } cp "{}" fuzz-testing/testcases
@echo "Execute: afl-fuzz -i fuzz-testing/testcases -o fuzz-testing/out fuzz-testing/fuzzer"
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fuzzing-start :
afl-fuzz -S fuzzer1 -i fuzz-testing/testcases -o fuzz-testing/out fuzz-testing/fuzzer > /dev/null &
afl-fuzz -S fuzzer2 -i fuzz-testing/testcases -o fuzz-testing/out fuzz-testing/fuzzer > /dev/null &
afl-fuzz -S fuzzer3 -i fuzz-testing/testcases -o fuzz-testing/out fuzz-testing/fuzzer > /dev/null &
afl-fuzz -S fuzzer4 -i fuzz-testing/testcases -o fuzz-testing/out fuzz-testing/fuzzer > /dev/null &
afl-fuzz -S fuzzer5 -i fuzz-testing/testcases -o fuzz-testing/out fuzz-testing/fuzzer > /dev/null &
afl-fuzz -S fuzzer6 -i fuzz-testing/testcases -o fuzz-testing/out fuzz-testing/fuzzer > /dev/null &
afl-fuzz -S fuzzer7 -i fuzz-testing/testcases -o fuzz-testing/out fuzz-testing/fuzzer > /dev/null &
afl-fuzz -M fuzzer0 -i fuzz-testing/testcases -o fuzz-testing/out fuzz-testing/fuzzer
fuzzing-stop :
-killall fuzzer
-killall afl-fuzz
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##########################################################################
# static analyzer
##########################################################################
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# call cppcheck on the main header file
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cppcheck :
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cppcheck --enable= warning --inconclusive --force --std= c++11 $( SRCS) --error-exitcode= 1
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# compile and check with Clang Static Analyzer
clang_analyze :
rm -fr clang_analyze_build
mkdir clang_analyze_build
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cd clang_analyze_build ; CCC_CXX = $( COMPILER_DIR) /clang++ CXX = $( COMPILER_DIR) /clang++ $( COMPILER_DIR) /scan-build cmake .. -GNinja
cd clang_analyze_build ; $( COMPILER_DIR) /scan-build -enable-checker alpha.core.BoolAssignment,alpha.core.CallAndMessageUnInitRefArg,alpha.core.CastSize,alpha.core.CastToStruct,alpha.core.Conversion,alpha.core.DynamicTypeChecker,alpha.core.FixedAddr,alpha.core.PointerArithm,alpha.core.PointerSub,alpha.core.SizeofPtr,alpha.core.StackAddressAsyncEscape,alpha.core.TestAfterDivZero,alpha.deadcode.UnreachableCode,core.builtin.BuiltinFunctions,core.builtin.NoReturnFunctions,core.CallAndMessage,core.DivideZero,core.DynamicTypePropagation,core.NonnilStringConstants,core.NonNullParamChecker,core.NullDereference,core.StackAddressEscape,core.UndefinedBinaryOperatorResult,core.uninitialized.ArraySubscript,core.uninitialized.Assign,core.uninitialized.Branch,core.uninitialized.CapturedBlockVariable,core.uninitialized.UndefReturn,core.VLASize,cplusplus.InnerPointer,cplusplus.Move,cplusplus.NewDelete,cplusplus.NewDeleteLeaks,cplusplus.SelfAssignment,deadcode.DeadStores,nullability.NullableDereferenced,nullability.NullablePassedToNonnull,nullability.NullableReturnedFromNonnull,nullability.NullPassedToNonnull,nullability.NullReturnedFromNonnull --use-c++= $( COMPILER_DIR) /clang++ --view -analyze-headers -o clang_analyze_build/report.html ninja
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# call cpplint (some errors expected due to false positives)
cpplint :
third_party/cpplint/cpplint.py --filter= -whitespace,-legal,-readability/alt_tokens,-runtime/references,-runtime/explicit --quiet --recursive include
clang_tidy :
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$( COMPILER_DIR) /clang-tidy $( SRCS) -- -Iinclude -std= c++11
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pvs_studio :
rm -fr pvs_studio_build
mkdir pvs_studio_build
cd pvs_studio_build ; cmake .. -DCMAKE_EXPORT_COMPILE_COMMANDS= On
cd pvs_studio_build ; pvs-studio-analyzer analyze -j 10
cd pvs_studio_build ; plog-converter -a'GA:1,2;64:1;CS' -t fullhtml PVS-Studio.log -o pvs
open pvs_studio_build/pvs/index.html
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##########################################################################
# maintainer targets
##########################################################################
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# pretty printer
pretty :
astyle --style= allman --indent= spaces = 4 --indent-modifiers \
--indent-switches --indent-preproc-block --indent-preproc-define \
--indent-col1-comments --pad-oper --pad-header --align-pointer= type \
--align-reference= type --add-brackets --convert-tabs --close-templates \
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--lineend= linux --preserve-date --suffix= none --formatted \
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$( SRCS) $( AMALGAMATED_FILE) test/src/*.cpp \
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benchmarks/src/benchmarks.cpp doc/examples/*.cpp
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# create single header file
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amalgamate : $( AMALGAMATED_FILE )
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$(AMALGAMATED_FILE) : $( SRCS )
third_party/amalgamate/amalgamate.py -c third_party/amalgamate/config.json -s . --verbose= yes
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$( MAKE) pretty
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# check if single_include/nlohmann/json.hpp has been amalgamated from the nlohmann sources
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check-amalgamation :
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@mv $( AMALGAMATED_FILE) $( AMALGAMATED_FILE) ~
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@$( MAKE) amalgamate
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@diff $( AMALGAMATED_FILE) $( AMALGAMATED_FILE) ~ || ( echo "===================================================================\n Amalgamation required! Please read the contribution guidelines\n in file .github/CONTRIBUTING.md.\n===================================================================" ; mv $( AMALGAMATED_FILE) ~ $( AMALGAMATED_FILE) ; false )
@mv $( AMALGAMATED_FILE) ~ $( AMALGAMATED_FILE)
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# check if every header in nlohmann includes sufficient headers to be compiled
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# individually
check-single-includes :
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@for x in $( SRCS) ; do \
echo " Checking self-sufficiency of $$ x... " ; \
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echo " #include < $$ x>\nint main() {}\n " | sed 's|include/||' > single_include_test.cpp; \
$( CXX) $( CXXFLAGS) -Iinclude -std= c++11 single_include_test.cpp -o single_include_test; \
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rm -f single_include_test.cpp single_include_test; \
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done
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##########################################################################
# changelog
##########################################################################
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NEXT_VERSION ?= "unreleased"
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ChangeLog.md :
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github_changelog_generator -o ChangeLog.md --simple-list --release-url https://github.com/nlohmann/json/releases/tag/%s --future-release $( NEXT_VERSION)
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gsed -i 's|https://github.com/nlohmann/json/releases/tag/HEAD|https://github.com/nlohmann/json/tree/HEAD|' ChangeLog.md
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gsed -i '2i All notable changes to this project will be documented in this file. This project adheres to [Semantic Versioning](http://semver.org/).' ChangeLog.md
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##########################################################################
# release
##########################################################################
release :
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mkdir release_files
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zip -9 -r include.zip include/*
gpg --armor --detach-sig include.zip
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mv include.zip include.zip.asc release_files
gpg --armor --detach-sig single_include/nlohmann/json.hpp
cp single_include/nlohmann/json.hpp release_files
mv single_include/nlohmann/json.hpp.asc release_files
cd release_files ; shasum -a 256 json.hpp > hashes.txt
cd release_files ; shasum -a 256 include.zip >> hashes.txt