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comparison OrthancStone/Resources/Orthanc/CMake/EmscriptenParameters.cmake @ 1549:a48ae10857b1

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packaging of the WebAssembly module
author Sebastien Jodogne <s.jodogne@gmail.com>
date Thu, 13 Aug 2020 15:56:01 +0200
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children 9ac2a65d4172
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1548:65eccce95882 1549:a48ae10857b1
1 # Orthanc - A Lightweight, RESTful DICOM Store
2 # Copyright (C) 2012-2016 Sebastien Jodogne, Medical Physics
3 # Department, University Hospital of Liege, Belgium
4 # Copyright (C) 2017-2020 Osimis S.A., Belgium
5 #
6 # This program is free software: you can redistribute it and/or
7 # modify it under the terms of the GNU Lesser General Public License
8 # as published by the Free Software Foundation, either version 3 of
9 # the License, or (at your option) any later version.
10 #
11 # This program is distributed in the hope that it will be useful, but
12 # WITHOUT ANY WARRANTY; without even the implied warranty of
13 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 # Lesser General Public License for more details.
15 #
16 # You should have received a copy of the GNU Lesser General Public
17 # License along with this program. If not, see
18 # <http://www.gnu.org/licenses/>.
19
20
21 # https://github.com/emscripten-core/emscripten/blob/master/src/settings.js
22
23 if (NOT "${EMSCRIPTEN_TRAP_MODE}" STREQUAL "")
24 set(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} -s BINARYEN_TRAP_MODE='\"${EMSCRIPTEN_TRAP_MODE}\"'")
25 endif()
26
27 # "DISABLE_EXCEPTION_CATCHING" is a "compile+link" option. HOWEVER,
28 # setting it inside "WASM_FLAGS" creates link errors, at least with
29 # side modules. TODO: Understand why
30 set(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} -s DISABLE_EXCEPTION_CATCHING=0")
31 #set(WASM_FLAGS "${WASM_FLAGS} -s DISABLE_EXCEPTION_CATCHING=0")
32
33 if (EMSCRIPTEN_TARGET_MODE STREQUAL "wasm")
34 # WebAssembly
35 set(WASM_FLAGS "${WASM_FLAGS} -s WASM=1")
36
37 elseif (EMSCRIPTEN_TARGET_MODE STREQUAL "asm.js")
38 # asm.js targeting IE 11
39 set(WASM_FLAGS "-s WASM=0 -s ASM_JS=2 -s LEGACY_VM_SUPPORT=1")
40
41 else()
42 message(FATAL_ERROR "Bad value for EMSCRIPTEN_TARGET_MODE: ${EMSCRIPTEN_TARGET_MODE}")
43 endif()
44
45 if (CMAKE_BUILD_TYPE STREQUAL "Debug")
46 set(WASM_FLAGS "${WASM_FLAGS} -s SAFE_HEAP=1 -s ASSERTIONS=1")
47 endif()
48
49 set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} ${WASM_FLAGS}")
50 set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} ${WASM_FLAGS}")