aboutsummaryrefslogtreecommitdiff
path: root/py/mkrules.cmake
blob: cb5fdabf6b93340710d6d8da1a8208c73f5f5b42 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
# CMake fragment for MicroPython rules

set(MICROPY_GENHDR_DIR "${CMAKE_BINARY_DIR}/genhdr")
set(MICROPY_MPVERSION "${MICROPY_GENHDR_DIR}/mpversion.h")
set(MICROPY_MODULEDEFS "${MICROPY_GENHDR_DIR}/moduledefs.h")
set(MICROPY_QSTRDEFS_PY "${MICROPY_PY_DIR}/qstrdefs.h")
set(MICROPY_QSTRDEFS_LAST "${MICROPY_GENHDR_DIR}/qstr.i.last")
set(MICROPY_QSTRDEFS_SPLIT "${MICROPY_GENHDR_DIR}/qstr.split")
set(MICROPY_QSTRDEFS_COLLECTED "${MICROPY_GENHDR_DIR}/qstrdefs.collected.h")
set(MICROPY_QSTRDEFS_PREPROCESSED "${MICROPY_GENHDR_DIR}/qstrdefs.preprocessed.h")
set(MICROPY_QSTRDEFS_GENERATED "${MICROPY_GENHDR_DIR}/qstrdefs.generated.h")

# Need to do this before extracting MICROPY_CPP_DEF below. Rest of frozen
# manifest handling is at the end of this file.
if(MICROPY_FROZEN_MANIFEST)
    target_compile_definitions(${MICROPY_TARGET} PUBLIC
        MICROPY_QSTR_EXTRA_POOL=mp_qstr_frozen_const_pool
        MICROPY_MODULE_FROZEN_MPY=\(1\)
    )
endif()

# Provide defaults for preprocessor flags if not already defined
if(NOT MICROPY_CPP_FLAGS)
    get_target_property(MICROPY_CPP_INC ${MICROPY_TARGET} INCLUDE_DIRECTORIES)
    get_target_property(MICROPY_CPP_DEF ${MICROPY_TARGET} COMPILE_DEFINITIONS)
endif()

# Compute MICROPY_CPP_FLAGS for preprocessor
list(APPEND MICROPY_CPP_INC ${MICROPY_CPP_INC_EXTRA})
list(APPEND MICROPY_CPP_DEF ${MICROPY_CPP_DEF_EXTRA})
set(_prefix "-I")
foreach(_arg ${MICROPY_CPP_INC})
    list(APPEND MICROPY_CPP_FLAGS ${_prefix}${_arg})
endforeach()
set(_prefix "-D")
foreach(_arg ${MICROPY_CPP_DEF})
    list(APPEND MICROPY_CPP_FLAGS ${_prefix}${_arg})
endforeach()
list(APPEND MICROPY_CPP_FLAGS ${MICROPY_CPP_FLAGS_EXTRA})

find_package(Python3 REQUIRED COMPONENTS Interpreter)

target_sources(${MICROPY_TARGET} PRIVATE
    ${MICROPY_MPVERSION}
    ${MICROPY_QSTRDEFS_GENERATED}
)

# Command to force the build of another command

add_custom_command(
    OUTPUT MICROPY_FORCE_BUILD
    COMMENT ""
    COMMAND echo -n
)

# Generate mpversion.h

add_custom_command(
    OUTPUT ${MICROPY_MPVERSION}
    COMMAND ${CMAKE_COMMAND} -E make_directory ${MICROPY_GENHDR_DIR}
    COMMAND ${Python3_EXECUTABLE} ${MICROPY_DIR}/py/makeversionhdr.py ${MICROPY_MPVERSION}
    DEPENDS MICROPY_FORCE_BUILD
)

# Generate moduledefs.h

add_custom_command(
    OUTPUT ${MICROPY_MODULEDEFS}
    COMMAND ${Python3_EXECUTABLE} ${MICROPY_PY_DIR}/makemoduledefs.py --vpath="/" ${MICROPY_SOURCE_QSTR} > ${MICROPY_MODULEDEFS}
    DEPENDS ${MICROPY_MPVERSION}
        ${MICROPY_SOURCE_QSTR}
)

# Generate qstrs

# If any of the dependencies in this rule change then the C-preprocessor step must be run.
# It only needs to be passed the list of MICROPY_SOURCE_QSTR files that have changed since
# it was last run, but it looks like it's not possible to specify that with cmake.
add_custom_command(
    OUTPUT ${MICROPY_QSTRDEFS_LAST}
    COMMAND ${Python3_EXECUTABLE} ${MICROPY_PY_DIR}/makeqstrdefs.py pp ${CMAKE_C_COMPILER} -E output ${MICROPY_GENHDR_DIR}/qstr.i.last cflags ${MICROPY_CPP_FLAGS} -DNO_QSTR cxxflags ${MICROPY_CPP_FLAGS} -DNO_QSTR sources ${MICROPY_SOURCE_QSTR}
    DEPENDS ${MICROPY_MODULEDEFS}
        ${MICROPY_SOURCE_QSTR}
    VERBATIM
    COMMAND_EXPAND_LISTS
)

add_custom_command(
    OUTPUT ${MICROPY_QSTRDEFS_SPLIT}
    COMMAND ${Python3_EXECUTABLE} ${MICROPY_PY_DIR}/makeqstrdefs.py split qstr ${MICROPY_GENHDR_DIR}/qstr.i.last ${MICROPY_GENHDR_DIR}/qstr _
    COMMAND touch ${MICROPY_QSTRDEFS_SPLIT}
    DEPENDS ${MICROPY_QSTRDEFS_LAST}
    VERBATIM
    COMMAND_EXPAND_LISTS
)

add_custom_command(
    OUTPUT ${MICROPY_QSTRDEFS_COLLECTED}
    COMMAND ${Python3_EXECUTABLE} ${MICROPY_PY_DIR}/makeqstrdefs.py cat qstr _ ${MICROPY_GENHDR_DIR}/qstr ${MICROPY_QSTRDEFS_COLLECTED}
    DEPENDS ${MICROPY_QSTRDEFS_SPLIT}
    VERBATIM
    COMMAND_EXPAND_LISTS
)

add_custom_command(
    OUTPUT ${MICROPY_QSTRDEFS_PREPROCESSED}
    COMMAND cat ${MICROPY_QSTRDEFS_PY} ${MICROPY_QSTRDEFS_PORT} ${MICROPY_QSTRDEFS_COLLECTED} | sed "s/^Q(.*)/\"&\"/" | ${CMAKE_C_COMPILER} -E ${MICROPY_CPP_FLAGS} - | sed "s/^\\\"\\(Q(.*)\\)\\\"/\\1/" > ${MICROPY_QSTRDEFS_PREPROCESSED}
    DEPENDS ${MICROPY_QSTRDEFS_PY}
        ${MICROPY_QSTRDEFS_PORT}
        ${MICROPY_QSTRDEFS_COLLECTED}
    VERBATIM
    COMMAND_EXPAND_LISTS
)

add_custom_command(
    OUTPUT ${MICROPY_QSTRDEFS_GENERATED}
    COMMAND ${Python3_EXECUTABLE} ${MICROPY_PY_DIR}/makeqstrdata.py ${MICROPY_QSTRDEFS_PREPROCESSED} > ${MICROPY_QSTRDEFS_GENERATED}
    DEPENDS ${MICROPY_QSTRDEFS_PREPROCESSED}
    VERBATIM
    COMMAND_EXPAND_LISTS
)

# Build frozen code if enabled

if(MICROPY_FROZEN_MANIFEST)
    set(MICROPY_FROZEN_CONTENT "${CMAKE_BINARY_DIR}/frozen_content.c")

    target_sources(${MICROPY_TARGET} PRIVATE
        ${MICROPY_FROZEN_CONTENT}
    )

    # Note: target_compile_definitions already added earlier.

    if(NOT MICROPY_LIB_DIR)
        set(MICROPY_LIB_DIR ${MICROPY_DIR}/../micropython-lib)
    endif()

    # If MICROPY_MPYCROSS is not explicitly defined in the environment (which
    # is what makemanifest.py will use) then create an mpy-cross dependency
    # to automatically build mpy-cross if needed.
    set(MICROPY_MPYCROSS $ENV{MICROPY_MPYCROSS})
    if(NOT MICROPY_MPYCROSS)
        set(MICROPY_MPYCROSS_DEPENDENCY ${MICROPY_DIR}/mpy-cross/mpy-cross)
        if(NOT MICROPY_MAKE_EXECUTABLE)
            set(MICROPY_MAKE_EXECUTABLE make)
        endif()
        add_custom_command(
            OUTPUT ${MICROPY_MPYCROSS_DEPENDENCY}
            COMMAND ${MICROPY_MAKE_EXECUTABLE} -C ${MICROPY_DIR}/mpy-cross
        )
    endif()

    add_custom_command(
        OUTPUT ${MICROPY_FROZEN_CONTENT}
        COMMAND ${Python3_EXECUTABLE} ${MICROPY_DIR}/tools/makemanifest.py -o ${MICROPY_FROZEN_CONTENT} -v "MPY_DIR=${MICROPY_DIR}" -v "MPY_LIB_DIR=${MICROPY_LIB_DIR}" -v "PORT_DIR=${MICROPY_PORT_DIR}" -v "BOARD_DIR=${MICROPY_BOARD_DIR}" -b "${CMAKE_BINARY_DIR}" -f${MICROPY_CROSS_FLAGS} ${MICROPY_FROZEN_MANIFEST}
        DEPENDS MICROPY_FORCE_BUILD
            ${MICROPY_QSTRDEFS_GENERATED}
            ${MICROPY_MPYCROSS_DEPENDENCY}
        VERBATIM
    )
endif()