Upgrade to Pro
— share decks privately, control downloads, hide ads and more …
Speaker Deck
Features
Speaker Deck
PRO
Sign in
Sign up for free
Search
Search
Swift 5.9 と C++ の互換性
Search
h.crane
March 06, 2024
Technology
1
810
Swift 5.9 と C++ の互換性
Event
集まれSwift好き!Swift愛好会 vol.80
Details
Qiita:
https://qiita.com/hcrane/items/081dd77bd593f1ea74af
h.crane
March 06, 2024
Tweet
Share
More Decks by h.crane
See All by h.crane
Getting started with controlling LEGO using Swift
hcrane
1
1.2k
Live on iOSDC2023
hcrane
4
1.3k
自販機で1000円を使い切りたいんじゃ!
hcrane
0
160
Vision.framework - 商品画像からのテキスト検出と並列化実装への試み
hcrane
1
800
DevRel/Japan 2023 - 1つの事業部だけで行う DevRel とは
hcrane
0
1k
R2-D2をiOSで動かす
hcrane
2
3.7k
iOSDC2022 - SwiftUI in UIKit で開発する世界
hcrane
6
7.3k
iOSDC2022 - iPadOSDC Japan 2022
hcrane
2
4.2k
iOSDC2021 - Compositional Layoutsで実現する疎結合な実装
hcrane
3
5.3k
Other Decks in Technology
See All in Technology
SalesforceArchitectGroupOsaka#20_CNX'25_Report
atomica7sei
0
240
本が全く読めなかった過去の自分へ
genshun9
0
640
マーケットプレイス版Oracle WebCenter Content For OCI
oracle4engineer
PRO
3
920
Claude Code Actionを使ったコード品質改善の取り組み
potix2
PRO
6
2.5k
AI導入の理想と現実~コストと浸透〜
oprstchn
0
120
Amazon Bedrockで実現する 新たな学習体験
kzkmaeda
2
620
CI/CD/IaC 久々に0から環境を作ったらこうなりました
kaz29
1
200
KubeCon + CloudNativeCon Japan 2025 Recap Opening & Choose Your Own Adventureシリーズまとめ
mmmatsuda
0
210
プロダクトエンジニアリング組織への歩み、その現在地 / Our journey to becoming a product engineering organization
hiro_torii
0
130
AIとともに進化するエンジニアリング / Engineering-Evolving-with-AI_final.pdf
lycorptech_jp
PRO
0
120
A2Aのクライアントを自作する
rynsuke
1
220
生まれ変わった AWS Security Hub (Preview) を紹介 #reInforce_osaka / reInforce New Security Hub
masahirokawahara
0
290
Featured
See All Featured
Why You Should Never Use an ORM
jnunemaker
PRO
58
9.4k
Designing for humans not robots
tammielis
253
25k
The Myth of the Modular Monolith - Day 2 Keynote - Rails World 2024
eileencodes
26
2.9k
Product Roadmaps are Hard
iamctodd
PRO
54
11k
The Psychology of Web Performance [Beyond Tellerrand 2023]
tammyeverts
48
2.9k
Embracing the Ebb and Flow
colly
86
4.7k
[RailsConf 2023] Rails as a piece of cake
palkan
55
5.6k
Scaling GitHub
holman
459
140k
The Straight Up "How To Draw Better" Workshop
denniskardys
234
140k
The Language of Interfaces
destraynor
158
25k
Producing Creativity
orderedlist
PRO
346
40k
Intergalactic Javascript Robots from Outer Space
tanoku
271
27k
Transcript
March 7, 2024, ू·ΕSwift͖ʂSwiftѪձ vol.80 Hiromu Tsuruta @ Rakuten Group,
Inc. Swift 5.9 ͱ C++ ͷޓੑ
<Company> ・Rakuten Group, Inc <Application> ・Rakuma
<Role> ・iOS Developer ・Developer Relations <Account> ・Twitter:@hcrane14 Tech Lead
ࠓ·Ͱͷ Swift ͱ C++ ͷޓੑ
ᶃ Objective-C++ ͰϒϦοδ͢Δ ᶄ C ͰϒϦοδ͢ΔʢC++ ͷػೳ extern "C" Λ͏ʣ
ᶅ SPM ͔Β module.modulemap Ͱެ։͢Δ
ํ๏ ᶃ Objective-C++ ͰϒϦοδ͢Δ
Swift Objective-C++ C++
Live on iOSDC2023 Ҿ༻ɿhttps://photos.google.com/share/AF1QipNFYcoT0g9XcxuTm8rsNZp7i4JrBKj10iTzj4abxZfTfwTIEzHPF0OSow6P4ClskA?pli=1&key=VmVfLTU1aWExX1BRX21KMDJhajZqRktmZngzWmt3
iOSDCͷొஃ༰ ͜ͷํ๏Ͱͨ͠
Ҿ༻ɿhttps://speakerdeck.com/hcrane/live-on-iosdc2023?slide=47
Ҿ༻ɿhttps://speakerdeck.com/hcrane/live-on-iosdc2023?slide=48
؆୯ͳ࣮αϯϓϧ
C++ ͷ࣮ϑΝΠϧͱϔομʔϑΝΠϧ จࣈྻΛग़ྗ͢Δ͚ͩͷ؆୯ͳϝιουΛ࣋ͬͨΫϥε
Objective-C++ ͷ࣮ϑΝΠϧͱϔομʔϑΝΠϧ C++ͷίʔυΛݺͼग़͢ ϥούʔΫϥε
ϓϩδΣΫτͷϔομʔϑΝΠϧ ϓϩδΣΫτͷϔομʔʹ Objective-C++ ͷϔομʔΛՃ͢Δ
Swift ͷ࣮ߦϑΝΠϧ Swift ͔Β Objective-C++ Λݺͼग़ͤΔʂ → ݁Ռͱͯ͠ C++ Λݺͼग़ͤΔ
ํ๏ ᶄ C ͰϒϦοδ͢Δ ʢC++ ͷػೳ extern "C" Λ͏ʣ
Swift C C++
؆୯ͳ࣮αϯϓϧ
Step.1 Swift ͔Β C Λݺͼग़͢؆୯ͳྫ
Swift C ͱޓੑ͕͋Δ
C ͷ࣮ϑΝΠϧͱϔομʔϑΝΠϧ จࣈྻΛग़ྗ͢Δ͚ͩͷ؆୯ͳϝιου
ϓϩδΣΫτͷϔομʔϑΝΠϧ ϓϩδΣΫτͷϔομʔʹ C ͷϔομʔΛՃ͢Δ
Swift ͔Β C Λݺͼग़ͤΔʂ ʢޓੑ͕͋ΔͷͰϔομʔΛՃ͢Δ͚ͩͰ؆୯ʂʣ Swift ͷ࣮ߦϑΝΠϧ
Step. 2 Swift ͔Β C ܦ༝Ͱ C++ Λݺͼग़͢؆୯ͳྫ
C++ ͷػೳ extern "C" Λ͏
extern "C" ʹؔͯ͠ • C++ ͷݴޠػೳ • C++ Λ Cݴޠͱͯ͠ѻ͏Α͏͢Δ
• C++ ͱ CݴޠͷίϯύΠϥͰޓੑ͕ͳ͍࣌ʹ extern "C" Ͱճආ͢Δ → Swift Ͱ͑ C++ Λݺͼग़͢ͷʹ͑Δ
C++ ͷ࣮ϑΝΠϧͱϔομʔϑΝΠϧ extern "C" ͰғͬͨจࣈྻΛग़ྗ ͢Δ͚ͩͷ؆୯ͳϝιου
ϓϩδΣΫτͷϔομʔϑΝΠϧ ϓϩδΣΫτͷϔομʔʹ C++ ͷϔομʔΛՃ͢Δ ʢ#include ͳ͜ͱʹҙʣ
Swift ͔Β C ܦ༝Ͱ C++ Λݺͼग़ͤΔʂ Swift ͷ࣮ߦϑΝΠϧ
͜ͷํ๏ͷ੍ • C++ͷؔΛCݴޠͱͯ͠એݴ͢Δ߹ɺܕCݴޠ͕αϙʔτ͢Δܕ Ͱͳ͚ΕͳΒͳ͍ɻ(C++ ͷಛఆͷܕɾࢀরɾΫϥε NGʣ • C++ͷ໊લम০͕ແޮԽ͞ΕΔɻʢΦʔόʔϩʔυ͞Εͨؔ NGʣ etc.
ํ๏ ᶅ SPM ͔Β module.modulemap Ͱެ։͢Δ
Swift Swift Package Manager C++ module.modulemap
module.modulemap ʹؔͯ͠ • Bridging Header ͷ্Ґޓ • Objective-C / C
ͷγϯϘϧʢؔɺมɺܕɺఆʣʹΞΫηεͰ͖Δ etc.
Swift ͔Β SPM ܦ༝Ͱ؆୯ʹ C++ Λݺͼग़ͤΔʂ module.modulemap ϑΝΠϧ
ઌʹհͨ͠ํ๏ ᶃ, ᶄ Ͱ SPM ͔Β͏͜ͱ͕Ͱ͖Δ
͜Ε͔Βͷ Swift ͱ C++ ͷޓੑ
C++ interoperability
؆୯ͳ࣮αϯϓϧ
C++ ͷ࣮ϑΝΠϧͱϔομʔϑΝΠϧ จࣈྻΛग़ྗ͢Δ͚ͩͷ؆୯ͳϝιουΛ࣋ͬͨΫϥε
ϓϩδΣΫτͷϔομʔϑΝΠϧ ϓϩδΣΫτͷϔομʔʹ C++ ͷϔομʔΛՃ͢Δ ʢ#include ͳ͜ͱʹҙʣ
interoperability ͷઃఆΛ C/Objective-C → C++/Objective-C++ ϓϩδΣΫτͷઃఆ
Swift ͔Β C++ Λݺͼग़ͤΔʂ Swift ͷ࣮ߦϑΝΠϧ
Objective-C / C ͱಉ͡ཁྖͰ C++ Λݺͼग़ͤΔʂ
ҙ ઃఆ͕มΘΔͷͰ C ݴޠϏϧυͰ͖ͳ͘ͳΔ ʢͨͩ͠ɺObjective-C ϏϧυͰ͖Δʣ → C ͱ C++
ͷίʔυΛࠞࡏͰ͖ͳ͘ͳΔ
Swift ͱ C++ Λߟͨ͠هࣄ Ҿ༻ɿhttps://kateinoigakukun.hatenablog.com/entry/2020/12/01/083949