Hacking Xcode Behaviors / macOS native symposium #08

Kyome
macOS native Symposium #08

2022/08/27 (Sat)
Hacking Xcode Behaviors

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ࣗݾ঺հ
IUUQTLZPNFJP
,ZPNF
,ZPNFTVLF
macOS޲͚ͷϢʔςΟϦςΟΞϓϦ։ൃऀʢझຯ݉෭ۀʣ

ϝχϡʔόʔৗறܕΞϓϦɺApp Extension ͕ಘҙ෼໺

OSSϓϩδΣΫτӡӦʹνϟϨϯδத

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ࣗݾ঺հ
RunCat
activity indicator
HandyPalette
color picker
ScreenPointer
presentation tool
ShiftWindow
window organizer

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Xcode Behaviors

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Xcode Behaviors
Build PhasesͷRun ScriptsͰ͸
TARGETͷϏϧυ࣌ʹShell ScriptͰ
ॲཧΛڬΈࠐΉ͜ͱ͕Մೳ

Linter΍FormatterΛ࣮ߦͨ͠Γɺ 
Ϧιʔε༻ͷSwiftίʔυΛੜ੒ͨ͠
ΓɺϏϧυલͷԼॲཧʹར༻Մೳ

ϓϩδΣΫτ͝ͱʹݸผʹࢦఆ͢Δ
΋ͷ
Run Scripts

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Xcode Behaviors
Behaviors͸ϓϩδΣΫτ୯ҐͰ͸ 
ͳ͘ɺXcodeͰ։͘͢΂ͯͷϓϩ
δΣΫτʹରͯ͠ɺ֤छΠϕϯτΛ 
τϦΨʔͱ༷ͨ͠ʑͳઃఆ͕Մೳ

RunʹShell ScriptΛొ࿥͢Δ͜ͱ
ͰɺΠϕϯτͷ։࢝ɾ੒ޭɾࣦഊɾ
ग़ྗͳͲͷλΠϛϯάʹ೚ҙͷॲཧ
Λ࣮ߦՄೳ Behaviors
😀

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Xcode Behaviors
ݱঢ়ҎԼͷΠϕϯτΛαϙʔτ

#VJME
5FTUJOH
3VOOJOH
(16'SBNF$BQUVSF
4FBSDI
9DPEF4FSWFS 9DPEFͰαϙʔτऴྃʁ

$* 9DPEF$MPVE

'JMF 6OMPDL

1MBZHSPVOET
$PSF.- 9DPEF͔Β
 
Behaviors

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Xcode Behaviors
Swift Package Managerʹؔ͢Δ 
Πϕϯτ͸αϙʔτ͞Ε͍ͯͳ͍ 
ͷ͕࢒೦

Reset Package Caches

Resolve Package Versions

Update to Latest Package Versions 
Behaviors
🫤

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Xcode Behaviors
Behaviors
🤔
Կ͔ʹ࢖͑ͦ͏

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XCHook & XCMonitor

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XCHook & XCMonitor
XCHook͸Xcode BehaviorsͷBuildͱTestingΛϑοΫͯ͠ɺ 
֎෦ΞϓϦʹ௨஌Λૹ৴Ͱ͖ΔΑ͏ʹ͢ΔSwift Package੡ϥΠϒϥϦ
Swift Packageͱͯ͠ར༻Մೳɿhttps://github.com/kyome22/XCHook
􀐛
XcodeͷPreferencesΛॻ͖׵͑ͯɺBehaviorsΠϕϯτʹScriptΛࢦఆ

ΠϕϯτΛղऍͯ͠৘ใ੔ܗˍ֎෦ΞϓϦʹ޲͚ͯ௨஌ૹ৴

௨஌ͷड৴पΓΛ؆୯ʹ͢Δ֎෦ΞϓϦ޲͚ͷAPI

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XCHook & XCMonitor
XCMonitor͸XcodeͷϏϧυͱςετͷΠϕϯτΛ؂ࢹͯ͠ 
ϩάΛऩूͰ͖Δϝχϡʔόʔৗறܕπʔϧ
GitHub͔ΒΞϓϦΛΠϯετʔϧՄೳɿhttps://github.com/kyome22/XCMonitor
􁓵
ɹ
ঢ়ଶΛϦΞϧλΠϜʹ൓ө

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XCHook & XCMonitor
ऴ͓ྃͯ͘͠
􀐛
XCHook
XCMonitor
Xcode
XcodeͷPreferencesΛ্ॻ͖ͯ͠ 
ScriptΛ֤ΠϕϯτͷRun߲໨ʹࢦఆ͢Δ
؀ڥઃఆ͔ΒXCHookΛ༗ޮʹ͢Δ
ಋೖฤ
Scriptͷ࣮ߦʹඞཁͳԼ४උΛ͢Δ

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XCHook & XCMonitor
BehaviorsͷΠϕϯτൃՐ
􀐛
XCHook
XCMonitor
Xcode
Script͕ΠϕϯτΛղऍͯ͠৘ใΛ੔ܗ
৘ใΛ֎෦ΞϓϦʹ௨஌ͱͯ͠ૹ৴
Xcodeͷىಈঢ়ଶΛ؂ࢹͭͭ͠ɺ௨஌Λৗ࣌଴ػ
ड৴࣍ୈɺදࣔΛߋ৽ˍΠϕϯτͷϩάΛஷΊΔ
ར༻ฤ

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vs App Sandboxͷน

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vs App Sandboxͷน
XCMonitor
Xcode
􀙦
App Sandbox
App Sandbox͸ɺΞϓϦ͕ΞΫηεՄೳͳྖҬΛ੍ݶ͢Δ͜ͱͰɺ 
γεςϜͷϦιʔεͱϢʔβʔͷσʔλΛอޢ͢ΔͨΊͷ΋ͷ

֎෦ΞϓϦΛૢ࡞ͨ͠Γঢ়ଶΛऔಘ͢Δ͜ͱ͸௨ৗෆՄೳ

ࣗ࡞ΞϓϦͷ৔߹ɺApp Sandboxͷ༗ޮ/ແޮ͸։ൃऀʹҕͶΒΕ͍ͯΔ

Xcode͸App Sandboxʹอޢ͞Ε͍ͯΔͨΊɺ֎෦͔ΒΞΫηεͰ͖ͳ͍

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vs App Sandboxͷน
Xcodeଆ͔Β֎෦ΞϓϦʹ޲͚ͯ߹๏తʹσʔλΛૹ৴͢Δ࢓૊Έ͕ඞཁ

BehaviorsͷRun ScriptͰShell ScriptΛ࣮ߦ

͞ΒʹShell Script಺ͰSwiftͷεΫϦϓτΛ࣮ߦ͠ 
DistributedNoti
fi
cationCenterͰ֎෦ΞϓϦʹ޲͚৘ใΛൃ৴
XCMonitor
Xcode
􀙦
App Sandbox
􀐕
Behaviors
>_
Shell Script Swift Script
􀫊

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vs App Sandboxͷน
XCMonitor
Xcode
􀙦
App Sandbox
􀐕
Behaviors
>_
􀫊
~/.xchook
BehaviorsͷRun ScriptͰεΫϦϓτΛಈ͔͢৔߹ɺ 
Shell ScriptͱSwiftͷεΫϦϓτʹ͸࣮ߦݖݶΛ෇༩͢Δ chmod 744

͜ΕΒͷεΫϦϓτ͸ϗʔϜσΟϨΫτϦ௚Լʹ .xchook σΟϨΫτϦΛ 
࡞੒ͯͦ͜͠ʹ഑ஔ

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vs App Sandboxͷน
XCMonitor
Xcode
􀙦
App Sandbox Plist App Sandbox
􀞡
ಋೖϋʔυϧΛԼ͛ΔͨΊɺBehaviorsͷRun ScriptΛࣗಈͰࢦఆ͢Δ 
࢓૊Έ͕ཉ͍͠

Preferencesͷ಺༰͸ ~/Library/Preferences/com.apple.dt.Xcode.plist  
ʹอଘ͞ΕΔ

App SandboxΛແޮʹ͢Ε͹ɺ֎෦ΞϓϦ͔ΒϑΝΠϧΛಡΈॻ͖Մೳ

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vs App Sandboxͷน
ಋೖϋʔυϧΛԼ͛ΔͨΊɺBehaviorsͷRun ScriptΛࣗಈͰࢦఆ͢Δ 
࢓૊Έ͕ཉ͍͠

Preferencesͷ಺༰͸ ~/Library/Preferences/com.apple.dt.Xcode.plist  
ʹอଘ͞ΕΔ

App SandboxΛແޮʹ͢Ε͹ɺ֎෦ΞϓϦ͔ΒϑΝΠϧΛಡΈॻ͖Մೳ
XCMonitor
Xcode
􀙦
App Sandbox Plist App Sandbox
􀞡
Full Access

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ϓϩδΣΫτύεͷऔಘ

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ϓϩδΣΫτ໊ͱύεΛޙͰར༻͢ΔͨΊɺRun ScriptͷதͰऔಘ͍ͨ͠

XcodeͰ։͘ϓϩδΣΫτܗࣜʹ͸ɺXcode Projectʢ .xcodeproj ʣͱ 
Xcode Workspaceʢ .xcworkspace ʣͱ Swift Package ͷ̏छྨ͕͋Δ

Run ScriptͷதͰར༻Մೳͳ؀ڥม਺Λ׆༻ͯ͠ύεΛղੳ

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Run ScriptΛ࣮ߦͨ͠ࡍͷ؀ڥม਺

Xcode Projectͷ৔߹
؀ڥม਺ ஋
XcodeProject PROJECT_NAME.xcodeproj
XcodeProjectPath PROJECT_ROOT/PROJECT_NAME.xcodeproj
XcodeWorkspacePath PROJECT_ROOT/PROJECT_NAME.xcodeproj/project.xcworkspace
PWD PROJECT_ROOT
* PROJECT_ROOT = ϓϩδΣΫτͷϧʔτͷઈରύε

* PROJECT_NAME = ϓϩδΣΫτ໊

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Xcode Workspaceͷ৔߹ʢCocoaPodsΛ࢖͍ͬͯΔͳͲʣ
؀ڥม਺ ஋
XcodeWorkspace PROJECT_NAME.xcworkspace
XcodeWorkspacePath PROJECT_ROOT/PROJECT_NAME.xcworkspace
PWD PROJECT_ROOT

* PROJECT_NAME = ϓϩδΣΫτ໊

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Swift Packageܗࣜͷ৔߹
؀ڥม਺ ஋
XcodeWorkspace package.xcworkspace
XcodeWorkspacePath PROJECT_ROOT/.swiftpm/xcode/package.xcworkspace
PWD PROJECT_ROOT/.swiftpm/xcode

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if (؀ڥม਺XcodeProject͕औಘՄೳ) {

Xcode Project

} else if (xcworkspaceϑΝΠϧͷ໊લ͕package.xcworkspace) {

Swift Package

} else {

Xcode Workspace

}
Run ScriptΛ࣮ߦͨ͠ࡍͷ؀ڥม਺ͷಛ௃

؀ڥม਺ XcodeProject ͕औಘͰ͖Δͷ͸Xcode Projectܗࣜͷ৔߹ͷΈ

Swift Packageܗࣜͷ৔߹ɺxcworkspaceϑΝΠϧͷ໊લ͸ 
package.xcworkspace Ͱݻఆ

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ҎԼͷShell ScriptͰϓϩδΣΫτ໊ͱύε͕औಘͰ͖Δ
#!/bin/sh -

if [ "$XcodeProject" ]; then

# Normal Xcode Project

PROJECT_NAME=`basename "$XcodeProject" .xcodeproj`

PROJECT_PATH=$XcodeProjectPath

elif [ "$XcodeWorkspace" = "package.xcworkspace" ]; then

# Swift Package Library

PROJECT_NAME=`basename $(dirname "$XcodeWorkspacePath" | sed -r "s/\.swiftpm.+//")`

PROJECT_PATH=$XcodeWorkspacePath

else

# XCWorkspace (Probably using CocoaPods.)

PROJECT_NAME=`basename "$XcodeWorkspace" .xcworkspace`

PROJECT_PATH=$XcodeWorkspacePath

fi
ࢀরɿhttps://github.com/Kyome22/XCHook/blob/main/Sources/XCHook/run_scripts/build_start.sh

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XcodeͷPreferencesΛ

ॻ͖׵͑Δ

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XcodeͷPreferencesΛॻ͖׵͑Δ
Preferencesͷσʔλ͸ ~/Library/Preferences/com.apple.dt.Xcode.plist ʹ 
อଘ͞Ε͓ͯΓɺ͜ΕʹखΛՃ͑Ε͹ྑ͍

BinaryܗࣜͷProperty ListͷͨΊɺςΩετΤσΟλͰ։͍ͯ΋ಡΊͳ͍

XcodeͰ։͘ͱಡΈॻ͖͕Ͱ͖Δ͕ɺ਺ेඵʹҰ౓ͷස౓ͰϦϩʔυ͞Ε 
දࣔߏ଄͕มΘΔͷͰखಈͰฤू͢Δͷ͸ࠔ೉ 
ʢࣙॻܕ͸ॱংΛอূ͠ͳ͍ͨΊϩʔυͷͨͼʹॱং͕มΘΓಘΔʣ

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{

"Xcode.AlertEvents.4_1": {

"Xcode.AlertEvents.BuildStart": {

"Xcode.Alert.RunScript": {

"enabled": boolean,

"path": "Shell Scriptͷύε"

}

},

"Xcode.AlertEvents.TestingSucceeds": {


"enabled": boolean,


}

}

}

}
Plist ͷ಺༰ΛJSONܗࣜͰൈਮͨ͠΋ͷ
BehaviorsʹRun ScriptΛઃఆ͢Δʹ͸ɺ
Xcode.AlertEvents ͱ Xcode.AlertEvents.4_1
ͷ಺༰Λॻ͖׵͑Ε͹ྑ͍

ྫ͑͹ɺXcode.AlertEvent.BuildStart ͷத
ͷ Xcode.Alert.RunScript ʹ࣮ߦ͍ͨ͠ 
Shell ScriptͷύεΛॻ͖ࠐΉ

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{

"Xcode.AlertEvents.4_1": {

"Xcode.AlertEvents.BuildStart": {


"enabled": boolean,


}

},

"Xcode.AlertEvents.TestingSucceeds": {


"enabled": boolean,


}

}

}

}
Plist ͷ಺༰ΛJSONܗࣜͰൈਮͨ͠΋ͷ
BehaviorsʹRun ScriptΛઃఆ͢Δʹ͸ɺ
Xcode.AlertEvents ͱ Xcode.AlertEvents.4_1
ͷ಺༰Λॻ͖׵͑Ε͹ྑ͍

ྫ͑͹ɺXcode.AlertEvent.BuildStart ͷத
ͷ Xcode.Alert.RunScript ʹ࣮ߦ͍ͨ͠ 
Shell ScriptͷύεΛॻ͖ࠐΉ

֊૚ߏ଄ͷਂ͍෦෼ͷॻ͖׵͕͑ඞཁ

ଞͷ෦෼͸ͦͷ··อ͍ͪͨ

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4_1 ͬͯͳΜͩʁ 🧐
Xcode.AlertEvents ͱ Xcode.AlertEvents.4_1 ͸΄΅ಉ͡σʔλߏ଄͕ͩɺ 
͓ͦΒ͘໾ׂ͕ҧ͏

Xcode.AlertEvents.4_1 ͸Ϣʔβʔ͕ࢦఆͨ͠શͯͷઃఆ͕ೖΔͷͰຊମ

Xcode.AlertEvents ͸4_1ͷόοΫΞοϓʁʢҰ෦ͷઃఆ͚͕ͩೖΔʣ

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Command LineͰProperty ListΛॻ͖׵͑Δ৔߹ɺplutil ΍ PlistBuddy Λ 
࢖༻͢Δ͜ͱ͕ଟ͍

plutil ͸̍֊૚໨·Ͱ͔͠௚઀ૢ࡞Ͱ͖ͳ͍ 😩 → ࿦֎

PlistBuddy ͸̎֊૚Ҏ্͋ͬͯ΋ૢ࡞͕Մೳ 😃

อଘܗ͕ࣜXMLʹͳͬͯ͠·͏ ☹

্ॻ͖͍ͨ͠ՕॴͷΈΛॻ͖׵͑ΔΑ͏ͳϚʔδ͕Ͱ͖ͳ͍ 🤯 
ʢ߲̍໨ͣͭͷॻ͖׵͑ͱ·ͩଘࡏ͍ͯ͠ͳ͍σʔλͷ௥Ճ͸Ͱ͖Δʣ

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্ॻ͖͍ͨ͠ՕॴͷΈΛॻ͖׵͑ΔΑ͏ͳϚʔδ͕Ͱ͖ͳ͍ͷҙຯ
{

"Apple": {

"Price": 100,

"Color": "Green"

},

"Banana": {

"Price": 100,

"Color": "Yellow"

},

"Cherry": {

"Price": 100,

"Color": "Red"

}

}
{

"Apple": {

"Price": 150

},

"Banana": {

"Price": 150

},

"Cherry": {

"Price": 150

}

}
{

"Apple": {

"Price": 150,

"Color": "Green"

},

"Banana": {

"Price": 150,

"Color": "Yellow"

},

"Cherry": {

"Price": 150,

"Color": "Red"

}

}
ΦϦδφϧ ॻ͖׵͍͑ͨ಺༰ ཧ૝ͷϚʔδ݁Ռ

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্ॻ͖͍ͨ͠ՕॴͷΈΛॻ͖׵͑ΔΑ͏ͳϚʔδ͕Ͱ͖ͳ͍ͷҙຯ
{

"Apple": {

"Price": 100,

"Color": "Green"

},

"Banana": {

"Price": 100,

"Color": "Yellow"

},

"Cherry": {

"Price": 100,

"Color": "Red"

}

}
{

"Apple": {

"Price": 150

},

"Banana": {

"Price": 150

},

"Cherry": {

"Price": 150

}

}
ΦϦδφϧ ॻ͖׵͍͑ͨ಺༰
طʹಉ໊ͷΩʔ͕ଘࡏͯ͠ 
͍Δ৔߹Ϛʔδ͕Ͱ͖ͳ͍
PlistBuddyͰͷϚʔδ݁Ռ

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let saveURL = URL(fileURLWithPath: "sample.plist")

var dict: [String: Any] = [:]

// dictΛฤूʢதུʣ

let data = try! PropertyListSerialization.data(fromPropertyList: dict,

format: .binary,

options: .zero)

try! data.write(to: saveURL, options: .atomic)
طଘͷCommand LineπʔϧΛ࢖ΘͣSwiftͰࣗલ࣮૷͢Δ

SwiftͰProperty ListΛॻ͖׵͑Δ৔߹ɺPropertyListSerialization Λ࢖͑͹ 
BinaryܗࣜͷProperty ListΛฤूՄೳ

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҆શͷͨΊɺProperty Listͷॻ͖׵͑͸Xcodeඇىಈ࣌ʹߦ͏

Xcodeͷىಈதʹॻ͖׵͑ͯ΋ଈ࣌൓ө͞Εͳ͍

Ұ౓ऴྃͯ͠࠶ىಈ͢Δͱ൓ө͞ΕΔ

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ΠϕϯτͷώετϦʔΛ
 
ਖ਼͍͠ॱংͰऔಘ͢Δ

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ΠϕϯτͷώετϦʔΛਖ਼͍͠ॱংͰऔಘ͢Δ
͍͟ɺXcodeͷΠϕϯτΛ؂ࢹͯ͠ϩάΛऩूͯ͠ΈΔͱɺ 
ͨ·ʹΠϕϯτͷಧ͘ॱং͕લޙͯ͠͠·͏͜ͱʹؾ͍ͮͨ
􀙄
􀊄
Ϗϧυ։࢝
􀙄
Ϗϧυ੒ޭ
􁁛
ςετ੒ޭ
􀙄
􀊄
Ϗϧυ։࢝
􀙄
Ϗϧυ੒ޭ
􁁛
ςετ੒ޭ
ٯॱʹͳ͍ͬͯΔ😫
ςετ։࢝
􁁚
􀊄
ςετ։࢝
􁁚
􀊄

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ςετ։࢝
􁁚
􀊄
Run Scriptͷ࣮ߦ͸ΠϕϯτͷൃՐ࣌Ͱ͸͋Δ͕ɺஞ࣍ॲཧͰ͸ͳ͘ฒྻॲཧ
͞ΕΔͨΊɺRun Scriptͷ࣮ߦ׬ྃΛ଴ͨͣʹΠϕϯτ͕ਐΉ
􀙄
􀊄
Ϗϧυ։࢝
ஞ࣍ॲཧͷΠϝʔδ
􀙄
Ϗϧυ੒ޭ
􀙄
Ϗϧυ
Run Script A
>_
Run Script B
>_

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􀙄
􀊄
Ϗϧυ։࢝
􀙄
Ϗϧυ੒ޭ
Run Script A
ςετ։࢝
􁁚
􀊄
􀙄
Ϗϧυ
Run Script B
ฒྻॲཧͷΠϝʔδ
࣍ͷॲཧʹॏͳ͍ͬͯΔ

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͠͹͠͹Πϕϯτͷॱং͕લޙ͢Δݱ৅͕ى͖ಘΔ 
ʢApple Silicon MacͷϏϧυ͕ߴ଎͗ͯ͢௨஌ॲཧͷํ͕ෛ͚Δʁʣ
􀙄
􀊄
Ϗϧυ։࢝
􀙄
Ϗϧυ੒ޭ
Run Script A
ςετ։࢝
􁁚
􀊄
􀙄
Ϗϧυ
Run Script B ॲཧͷ׬͕ྃٯస

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Πϕϯτͷ௨஌ॱংΛอূ͢ΔͨΊɺಧ͍ͨॱ͸৴༻ͤͣɺ 
λΠϜελϯϓΛجʹ౎౓ฒͼସ͑Δ

࣮ߦ͢ΔShell Scriptͷ๯಄Ͱ date ίϚϯυΛ࢖ͬͯλΠϜελϯϓΛ 
औಘͯ͠Έͨ

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Πϕϯτͷ௨஌ॱংΛอূ͢ΔͨΊɺಧ͍ͨॱ͸৴༻ͤͣɺ 
λΠϜελϯϓΛجʹ౎౓ฒͼସ͑Δ

࣮ߦ͢ΔShell Scriptͷ๯಄Ͱ date ίϚϯυΛ࢖ͬͯλΠϜελϯϓΛ 
औಘͯ͠Έͨ

ҰॠͰϏϧυ͕׬ྃ͢Δ৔߹ɺ໰୊ΛղফͰ͖ͳ͔ͬͨ 😧

macOS ͷ date ίϚϯυ͸ϛϦඵϨϕϧ·ͰऔಘͰ͖ͳ͍͜ͱ͕൑໌

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ϛϦඵϨϕϧͷλΠϜελϯϓΛऔಘ͍ͨ͠

1. HomebrewͰcoreutilsΛΠϯετʔϧͯ͠ gdate ίϚϯυΛ࢖͏

XCHook͸Swift PackageϥΠϒϥϦͳͷͰHomebrewʹཔΓͨ͘ͳ͍ 🙅

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2. macOSʹϓϦΠϯετʔϧ͞Ε͍ͯΔPerlΛ࢖ͬͯϛϦඵ·Ͱग़ྗ͢Δ

কདྷతʹPerlɺPythonɺRuby͕macOSͷϓϦΠϯετʔϧର৅͔Β 
֎ΕΔͱ͍͏࿩͕͋ΔͷͰආ͚͍ͨ 🙅
ࢀরɿhttps://developer.apple.com/documentation/macos-release-notes/macos-catalina-10_15- 
ɹɹɹrelease-notes#Scripting-Language-Runtims

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3. CݴޠͰϛϦඵ·Ͱग़ྗ͢ΔίʔυΛ༻ҙ͓͍ͯͯ͠ɺ 
؀ڥ͝ͱʹϏϧυ͠ɺ࣮ߦϑΝΠϧΛར༻͢Δ

CݴޠͳΒϓϦΠϯετʔϧ͔Β֎͞Εͳ͍ʢ͸ͣ

࣮֬ʹϛϦඵ·ͰऔಘͰ͖Δ

ϓϩηοα͕ҟͳΔͱ࣮ߦϑΝΠϧ͕ಈ࡞͠ͳ͍ͨΊಋೖ࣌ʹϏϧυ͢Δ 
ʢApple Silicon MacͰϏϧυ࣮ͨ͠ߦϑΝΠϧ͸Intel MacͰಈ͔ͳ͍ʣ
👌

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func run(_ args: String...) {

let task = Process()

task.launchPath = "/bin/sh"

task.arguments = ["-c", args.joined(separator: " ")]

task.launch()

task.waitUntilExit()

}

run("gcc", "timestamp.c", "-o", "ts")
CݴޠͰϛϦඵϨϕϧͷλΠϜελϯϓΛऔಘ͢ΔʢϏϧυฤʣ

Process() Λ࢖ͬͯSwift͔ΒShellΛୟ͘

༻ҙ͓͍ͯͨ͠CݴޠͷίʔυΛ gcc ͰίϯύΠϧ͢Δ

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CݴޠͰϛϦඵϨϕϧͷλΠϜελϯϓΛऔಘ͢Δʢ࣮ߦฤʣ

ίϯύΠϧ࣮ͨ͠ߦϑΝΠϧΛ ~/.xchook ʹஔ͍͓ͯ͘

Run Scriptͷ࣮ߦ࣌ʹShell Scriptͷ๯಄Ͱ࣮ߦϑΝΠϧΛ࢖͏
XCMonitor
Xcode
􀙦
App Sandbox
􀐕
Behaviors
>_
􀫊
~/.xchook
$
C
fi
le
&

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೚ҙͷϓϩδΣΫτ΢Πϯυ΢Λ
 
࠷લ໘ʹදࣔͤ͞Δ

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೚ҙͷϓϩδΣΫτ΢Πϯυ΢Λ࠷લ໘ʹදࣔͤ͞Δ
Ϗϧυ͕׬ྃͨ͜͠ͱ΍ςετ͕ऴΘͬͨ͜ͱΛXCMonitorͰ஌ͬͨޙʹ 
ͦͷϓϩδΣΫτͷ΢Πϯυ΢Λ࠷લ໘ʹදࣔͤ͞Δػೳ͕ཉ͘͠ͳͬͨ

֎෦ΞϓϦͷ΢Πϯυ΢͸؅׋֎ͷͨΊ௨ৗ͸੍ޚͰ͖ͳ͍ 
ʢApp SandboxΛແޮʹͯ͠Accessibility APIΛ࢖ͬͯ΋ͳ͓೉͍͠ʣ

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Ϗϧυ͕׬ྃͨ͜͠ͱ΍ςετ͕ऴΘͬͨ͜ͱΛXCMonitorͰ஌ͬͨޙʹ 
ͦͷϓϩδΣΫτͷ΢Πϯυ΢Λ࠷લ໘ʹදࣔͤ͞Δػೳ͕ཉ͘͠ͳͬͨ

֎෦ΞϓϦͷ΢Πϯυ΢͸؅׋֎ͷͨΊ௨ৗ͸੍ޚͰ͖ͳ͍ 
ʢApp SandboxΛແޮʹͯ͠Accessibility APIΛ࢖ͬͯ΋ͳ͓೉͍͠ʣ

ൃ૝Λม͑ͯɺϓϩδΣΫτϑΝΠϧΛXcodeͰ։͘͜ͱͰ 
࠷લ໘ʹ΢Πϯυ΢Λදࣔͤ͞Δ͜ͱʹͨ͠ 
ʢ೚ҙͷϑΝΠϧΛ೚ҙͷΞϓϦͰ։͘ͷ͸App Sandbox؀ڥͰ΋Մೳ)

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ϓϩδΣΫτϑΝΠϧΛXcodeͰ։͘

NSWorkspace.shared.openApplication(at:con
fi
guration:) Ͱ͸ 
XcodeΛ։͚ͩ͘Ͱ೚ҙͷϑΝΠϧ͸։͚ͳ͍

NSWorkspace.shared.open(_:withApplicationAt:con
fi
guration:) Ͱ 
ϑΝΠϧͷύεͱΞϓϦͷύε૒ํΛࢦఆͯ͠։͘

͜ͷ࣌ͷͨΊʹRun ScriptͰϓϩδΣΫτϑΝΠϧͷύεΛऔಘ͍ͯͨ͠

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Run Scriptͷσόοάํ๏

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BehaviorsͷRun Scriptʹ͓͍ͯඪ४ग़ྗ͸֬ೝͷํ๏͕ͳ͍ 
cat ΍ echo ίϚϯυɺSwift.print() Λ࢖ͬͯ΋֬ೝͰ͖Δ৔ॴʹग़ྗ͞Εͳ͍

Console.appͰϩάϝοηʔδΛ֬ೝ͢Δ

Shell ScriptͰ͸ logger -s Λ࢖͏

SwiftͷεΫϦϓτͰ͸ NSLog() Λ࢖͏
Console.app

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Console.appͰϩάϝοηʔδΛ֬ೝ͢Δ ֆจࣈΛ࢖͏ͱߜΓࠐΈ΍͍͢😋

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·ͱΊ
XcodeͷϏϧυͱςετͷΠϕϯτΛϑοΫͯ͠௨஌͢Δ࢓૊ΈΛ 
Swift PackageͰ࡞ͬͨΑʙ

👆ͷσϞΞϓϦͱͯ͠ϏϧυͱςετͷϩάΛ؂ࢹ͢Δ 
ϝχϡʔόʔৗறܕΞϓϦΛ࡞ͬͯ഑෍͍ͯ͠ΔΑʙ

App SandboxͷนΛճආͨ͠ΓɺProperty ListΛॻ͖׵͑ͨΓɺ 
ΠϕϯτऔಘͷॱংΛอূ͢ΔͷʹςΫχοΫ͕ඞཁͩͬͨΑʙ
Thank you!

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Hacking Xcode Behaviors / macOS native symposium #08

Hacking Xcode Behaviors / macOS native symposium #08

Kyome (Takuto Nakamura)

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