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
750
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
150
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
780
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
3.3k
iOSDC2022 - SwiftUI in UIKit で開発する世界
hcrane
6
7.1k
iOSDC2022 - iPadOSDC Japan 2022
hcrane
2
4.1k
iOSDC2021 - Compositional Layoutsで実現する疎結合な実装
hcrane
3
5.2k
Other Decks in Technology
See All in Technology
バクラクの認証基盤の成長と現在地 / bakuraku-authn-platform
convto
4
790
AIと共に乗り越える、 入社後2ヶ月の苦労と学習の軌跡
sai_kaneko
0
140
AWS全冠芸人が見た世界 ~資格取得より大切なこと~
masakiokuda
5
6.5k
MySQL Indexes and Histograms – How they really speed up your queries
lefred
0
100
技術者はかっこいいものだ!!~キルラキルから学んだエンジニアの生き方~
masakiokuda
2
280
日経電子版 for Android の技術的課題と取り組み(令和最新版)/android-20250423
nikkei_engineer_recruiting
1
530
より良い開発者体験を実現するために~開発初心者が感じた生成AIの可能性~
masakiokuda
0
220
Running JavaScript within Ruby
hmsk
3
410
Microsoft の SSE の現在地
skmkzyk
0
190
テストって楽しい!開発を加速させるテストの魅力 / Testing is Fun! The Fascinating of Testing to Accelerate Development
aiandrox
0
130
意思決定を支える検索体験を目指してやってきたこと
hinatades
PRO
0
310
Winning at PHP in Production in 2025
beberlei
1
210
Featured
See All Featured
Making Projects Easy
brettharned
116
6.1k
RailsConf 2023
tenderlove
30
1.1k
Java REST API Framework Comparison - PWX 2021
mraible
31
8.5k
Evolution of real-time – Irina Nazarova, EuRuKo, 2024
irinanazarova
8
680
The MySQL Ecosystem @ GitHub 2015
samlambert
251
12k
Visualization
eitanlees
146
16k
Unsuck your backbone
ammeep
670
57k
CoffeeScript is Beautiful & I Never Want to Write Plain JavaScript Again
sstephenson
160
15k
YesSQL, Process and Tooling at Scale
rocio
172
14k
How to train your dragon (web standard)
notwaldorf
91
6k
GitHub's CSS Performance
jonrohan
1030
460k
RailsConf & Balkan Ruby 2019: The Past, Present, and Future of Rails at GitHub
eileencodes
136
33k
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