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annotate OrthancStone/Resources/Orthanc/CMake/EmscriptenParameters.cmake @ 2025:8ff083f67628
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author | Sebastien Jodogne <s.jodogne@gmail.com> |
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date | Mon, 05 Dec 2022 08:19:49 +0100 |
parents | f4cdcba8c32a |
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1 # Orthanc - A Lightweight, RESTful DICOM Store |
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2 # Copyright (C) 2012-2016 Sebastien Jodogne, Medical Physics |
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3 # Department, University Hospital of Liege, Belgium |
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4 # Copyright (C) 2017-2022 Osimis S.A., Belgium |
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5 # Copyright (C) 2021-2022 Sebastien Jodogne, ICTEAM UCLouvain, Belgium |
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6 # |
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7 # This program is free software: you can redistribute it and/or |
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8 # modify it under the terms of the GNU Lesser General Public License |
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9 # as published by the Free Software Foundation, either version 3 of |
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10 # the License, or (at your option) any later version. |
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11 # |
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12 # This program is distributed in the hope that it will be useful, but |
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13 # WITHOUT ANY WARRANTY; without even the implied warranty of |
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14 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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15 # Lesser General Public License for more details. |
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16 # |
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17 # You should have received a copy of the GNU Lesser General Public |
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18 # License along with this program. If not, see |
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19 # <http://www.gnu.org/licenses/>. |
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20 |
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21 |
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22 # https://github.com/emscripten-core/emscripten/blob/master/src/settings.js |
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23 |
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24 if (NOT "${EMSCRIPTEN_TRAP_MODE}" STREQUAL "") |
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25 set(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} -s BINARYEN_TRAP_MODE='\"${EMSCRIPTEN_TRAP_MODE}\"'") |
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26 endif() |
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27 |
1918 | 28 # If "-O3" is used (the default in "Release" mode), this results in a |
29 # too large memory consumption in "wasm-opt", at least in Emscripten | |
30 # 3.1.7, which ultimately crashes the compiler. So we force "-O2" | |
31 # (this also has the advantage of speeding up the build): | |
1923 | 32 set(CMAKE_CXX_FLAGS_RELEASE "-O2 -DNDEBUG") |
1918 | 33 |
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34 # "DISABLE_EXCEPTION_CATCHING" is a "compile+link" option. HOWEVER, |
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35 # setting it inside "WASM_FLAGS" creates link errors, at least with |
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36 # side modules. TODO: Understand why |
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37 set(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} -s DISABLE_EXCEPTION_CATCHING=0") |
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38 |
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39 # "-Wno-unused-command-line-argument" is used to avoid annoying |
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40 # warnings about setting WASM, FETCH and ASSERTIONS, which was |
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41 # required for earlier versions of emsdk: |
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42 # https://groups.google.com/g/emscripten-discuss/c/VX4enWfadUE |
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43 set(WASM_FLAGS "${WASM_FLAGS} -Wno-unused-command-line-argument") |
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44 |
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45 #set(WASM_FLAGS "${WASM_FLAGS} -s DISABLE_EXCEPTION_CATCHING=0") |
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46 |
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47 if (EMSCRIPTEN_TARGET_MODE STREQUAL "wasm") |
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48 # WebAssembly |
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49 set(WASM_FLAGS "${WASM_FLAGS} -s WASM=1") |
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50 |
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51 elseif (EMSCRIPTEN_TARGET_MODE STREQUAL "asm.js") |
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52 # asm.js targeting IE 11 |
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53 set(WASM_FLAGS "-s WASM=0 -s ASM_JS=2 -s LEGACY_VM_SUPPORT=1") |
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54 |
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55 else() |
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56 message(FATAL_ERROR "Bad value for EMSCRIPTEN_TARGET_MODE: ${EMSCRIPTEN_TARGET_MODE}") |
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57 endif() |
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58 |
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59 if (CMAKE_BUILD_TYPE STREQUAL "Debug") |
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60 set(WASM_FLAGS "${WASM_FLAGS} -s SAFE_HEAP=1 -s ASSERTIONS=1") |
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61 endif() |
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62 |
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63 set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} ${WASM_FLAGS}") |
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64 set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} ${WASM_FLAGS}") |