blob: c14c2f28eabc7893a2c25ec9517f6759fa25fa92 (
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
|
#
# Copyright by The HDF Group.
# All rights reserved.
#
# This file is part of HDF5. The full HDF5 copyright notice, including
# terms governing use, modification, and redistribution, is contained in
# the COPYING file, which can be found at the root of the source code
# distribution tree, or in https://support.hdfgroup.org/ftp/HDF5/releases.
# If you do not have access to either file, you may request a copy from
# help@hdfgroup.org.
#
#
# Check if the type exists and determine size of type. if the type
# exists, the size will be stored to the variable.
#
# CHECK_TYPE_SIZE - macro which checks the size of type
# VARIABLE - variable to store size if the type exists.
# HAVE_${VARIABLE} - does the variable exists or not
#
macro (HDF_CHECK_TYPE_SIZE TYPE VARIABLE)
set (CMAKE_ALLOW_UNKNOWN_VARIABLE_READ_ACCESS 1)
if ("HAVE_${VARIABLE}" MATCHES "^HAVE_${VARIABLE}$")
set (MACRO_CHECK_TYPE_SIZE_FLAGS
"-DCHECK_TYPE_SIZE_TYPE=\"${TYPE}\" ${CMAKE_REQUIRED_FLAGS}"
)
foreach (def HAVE_SYS_TYPES_H HAVE_STDINT_H HAVE_STDDEF_H HAVE_INTTYPES_H)
if ("${def}")
set (MACRO_CHECK_TYPE_SIZE_FLAGS "${MACRO_CHECK_TYPE_SIZE_FLAGS} -D${def}")
endif ()
endforeach ()
message (STATUS "Check size of ${TYPE}")
if (CMAKE_REQUIRED_LIBRARIES)
set (CHECK_TYPE_SIZE_ADD_LIBRARIES
"-DLINK_LIBRARIES:STRING=${CMAKE_REQUIRED_LIBRARIES}"
)
endif ()
try_run (${VARIABLE} HAVE_${VARIABLE}
${CMAKE_BINARY_DIR}
${HDF_RESOURCES_EXT_DIR}/CheckTypeSize.c
CMAKE_FLAGS -DCOMPILE_DEFINITIONS:STRING=${MACRO_CHECK_TYPE_SIZE_FLAGS}
"${CHECK_TYPE_SIZE_ADD_LIBRARIES}"
OUTPUT_VARIABLE OUTPUT
)
if (HAVE_${VARIABLE})
message (STATUS "Check size of ${TYPE} - done")
file (APPEND
${CMAKE_BINARY_DIR}/CMakeFiles/CMakeOutput.log
"Determining size of ${TYPE} passed with the following output:\n${OUTPUT}\n\n"
)
else ()
message (STATUS "Check size of ${TYPE} - failed")
file (APPEND
${CMAKE_BINARY_DIR}/CMakeFiles/CMakeError.log
"Determining size of ${TYPE} failed with the following output:\n${OUTPUT}\n\n"
)
endif ()
endif ()
set (CMAKE_ALLOW_UNKNOWN_VARIABLE_READ_ACCESS)
endmacro ()
|