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Stop Modifying User's RC Files #1753

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merged 2 commits into from
Jun 13, 2024
Merged

Stop Modifying User's RC Files #1753

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a112b9f
Stop Modifying User's RC Files
thecoolwinter Jun 11, 2024
e4a02ef
Document `CurrentUser` struct
thecoolwinter Jun 13, 2024
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66 changes: 59 additions & 7 deletions CodeEdit.xcodeproj/project.pbxproj
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -68,7 +68,7 @@
30AB4EBD2BF71CA800ED4431 /* DeveloperSettingsView.swift in Sources */ = {isa = PBXBuildFile; fileRef = 30AB4EBC2BF71CA800ED4431 /* DeveloperSettingsView.swift */; };
30AB4EC22BF7253200ED4431 /* KeyValueTable.swift in Sources */ = {isa = PBXBuildFile; fileRef = 30AB4EC12BF7253200ED4431 /* KeyValueTable.swift */; };
30E6D0012A6E505200A58B20 /* NavigatorSidebarViewModel.swift in Sources */ = {isa = PBXBuildFile; fileRef = 30E6D0002A6E505200A58B20 /* NavigatorSidebarViewModel.swift */; };
3E0196732A3921AC002648D8 /* codeedit_shell_integration.zsh in Resources */ = {isa = PBXBuildFile; fileRef = 3E0196722A3921AC002648D8 /* codeedit_shell_integration.zsh */; };
3E0196732A3921AC002648D8 /* codeedit_shell_integration_rc.zsh in Resources */ = {isa = PBXBuildFile; fileRef = 3E0196722A3921AC002648D8 /* codeedit_shell_integration_rc.zsh */; };
3E01967A2A392B45002648D8 /* codeedit_shell_integration.bash in Resources */ = {isa = PBXBuildFile; fileRef = 3E0196792A392B45002648D8 /* codeedit_shell_integration.bash */; };
4E7F066629602E7B00BB3C12 /* CodeEditSplitViewController.swift in Sources */ = {isa = PBXBuildFile; fileRef = 4E7F066529602E7B00BB3C12 /* CodeEditSplitViewController.swift */; };
4EE96ECB2960565E00FFBEA8 /* DocumentsUnitTests.swift in Sources */ = {isa = PBXBuildFile; fileRef = 4EE96ECA2960565E00FFBEA8 /* DocumentsUnitTests.swift */; };
Expand Down Expand Up @@ -314,6 +314,7 @@
6C18620A298BF5A800C663EA /* RecentProjectsListView.swift in Sources */ = {isa = PBXBuildFile; fileRef = 6C186209298BF5A800C663EA /* RecentProjectsListView.swift */; };
6C1CC9982B1E770B0002349B /* AsyncFileIterator.swift in Sources */ = {isa = PBXBuildFile; fileRef = 6C1CC9972B1E770B0002349B /* AsyncFileIterator.swift */; };
6C1CC99B2B1E7CBC0002349B /* FindNavigatorIndexBar.swift in Sources */ = {isa = PBXBuildFile; fileRef = 6C1CC99A2B1E7CBC0002349B /* FindNavigatorIndexBar.swift */; };
6C1F3DA22C18C55800F6DEF6 /* ShellIntegrationTests.swift in Sources */ = {isa = PBXBuildFile; fileRef = 6C1F3DA12C18C55800F6DEF6 /* ShellIntegrationTests.swift */; };
6C2C155829B4F49100EA60A5 /* SplitViewItem.swift in Sources */ = {isa = PBXBuildFile; fileRef = 6C2C155729B4F49100EA60A5 /* SplitViewItem.swift */; };
6C2C155A29B4F4CC00EA60A5 /* Variadic.swift in Sources */ = {isa = PBXBuildFile; fileRef = 6C2C155929B4F4CC00EA60A5 /* Variadic.swift */; };
6C2C155D29B4F4E500EA60A5 /* SplitViewReader.swift in Sources */ = {isa = PBXBuildFile; fileRef = 6C2C155C29B4F4E500EA60A5 /* SplitViewReader.swift */; };
Expand All @@ -324,6 +325,12 @@
6C4104E9297C970F00F472BA /* AboutDefaultView.swift in Sources */ = {isa = PBXBuildFile; fileRef = 6C4104E8297C970F00F472BA /* AboutDefaultView.swift */; };
6C48B5C52C0A2835001E9955 /* FileEncoding.swift in Sources */ = {isa = PBXBuildFile; fileRef = 6C48B5C42C0A2835001E9955 /* FileEncoding.swift */; };
6C48B5C92C0B5F7A001E9955 /* NSTextStorage+isEmpty.swift in Sources */ = {isa = PBXBuildFile; fileRef = 6C48B5C72C0B5F7A001E9955 /* NSTextStorage+isEmpty.swift */; };
6C48B5CE2C0C1BE4001E9955 /* Shell.swift in Sources */ = {isa = PBXBuildFile; fileRef = 6C48B5CD2C0C1BE4001E9955 /* Shell.swift */; };
6C48B5D12C0D0519001E9955 /* ShellIntegration.swift in Sources */ = {isa = PBXBuildFile; fileRef = 6C48B5D02C0D0519001E9955 /* ShellIntegration.swift */; };
6C48B5D42C0D0743001E9955 /* codeedit_shell_integration_env.zsh in Resources */ = {isa = PBXBuildFile; fileRef = 6C48B5D32C0D0743001E9955 /* codeedit_shell_integration_env.zsh */; };
6C48B5D62C0D08C5001E9955 /* codeedit_shell_integration_profile.zsh in Resources */ = {isa = PBXBuildFile; fileRef = 6C48B5D52C0D08C5001E9955 /* codeedit_shell_integration_profile.zsh */; };
6C48B5D82C0D5DB5001E9955 /* codeedit_shell_integration_login.zsh in Resources */ = {isa = PBXBuildFile; fileRef = 6C48B5D72C0D5DB5001E9955 /* codeedit_shell_integration_login.zsh */; };
6C48B5DA2C0D5FC5001E9955 /* CurrentUser.swift in Sources */ = {isa = PBXBuildFile; fileRef = 6C48B5D92C0D5FC5001E9955 /* CurrentUser.swift */; };
6C48D8F22972DAFC00D6D205 /* Env+IsFullscreen.swift in Sources */ = {isa = PBXBuildFile; fileRef = 6C48D8F12972DAFC00D6D205 /* Env+IsFullscreen.swift */; };
6C48D8F42972DB1A00D6D205 /* Env+Window.swift in Sources */ = {isa = PBXBuildFile; fileRef = 6C48D8F32972DB1A00D6D205 /* Env+Window.swift */; };
6C48D8F72972E5F300D6D205 /* WindowObserver.swift in Sources */ = {isa = PBXBuildFile; fileRef = 6C48D8F62972E5F300D6D205 /* WindowObserver.swift */; };
Expand Down Expand Up @@ -642,7 +649,7 @@
30AB4EBC2BF71CA800ED4431 /* DeveloperSettingsView.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = DeveloperSettingsView.swift; sourceTree = "<group>"; };
30AB4EC12BF7253200ED4431 /* KeyValueTable.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = KeyValueTable.swift; sourceTree = "<group>"; };
30E6D0002A6E505200A58B20 /* NavigatorSidebarViewModel.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = NavigatorSidebarViewModel.swift; sourceTree = "<group>"; };
3E0196722A3921AC002648D8 /* codeedit_shell_integration.zsh */ = {isa = PBXFileReference; lastKnownFileType = text.script.sh; path = codeedit_shell_integration.zsh; sourceTree = "<group>"; };
3E0196722A3921AC002648D8 /* codeedit_shell_integration_rc.zsh */ = {isa = PBXFileReference; lastKnownFileType = text.script.sh; path = codeedit_shell_integration_rc.zsh; sourceTree = "<group>"; };
3E0196792A392B45002648D8 /* codeedit_shell_integration.bash */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = text.script.sh; path = codeedit_shell_integration.bash; sourceTree = "<group>"; };
4E7F066529602E7B00BB3C12 /* CodeEditSplitViewController.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = CodeEditSplitViewController.swift; sourceTree = "<group>"; };
4EE96ECA2960565E00FFBEA8 /* DocumentsUnitTests.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = DocumentsUnitTests.swift; sourceTree = "<group>"; };
Expand Down Expand Up @@ -885,6 +892,7 @@
6C186209298BF5A800C663EA /* RecentProjectsListView.swift */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.swift; path = RecentProjectsListView.swift; sourceTree = "<group>"; };
6C1CC9972B1E770B0002349B /* AsyncFileIterator.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = AsyncFileIterator.swift; sourceTree = "<group>"; };
6C1CC99A2B1E7CBC0002349B /* FindNavigatorIndexBar.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = FindNavigatorIndexBar.swift; sourceTree = "<group>"; };
6C1F3DA12C18C55800F6DEF6 /* ShellIntegrationTests.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = ShellIntegrationTests.swift; sourceTree = "<group>"; };
6C2C155729B4F49100EA60A5 /* SplitViewItem.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = SplitViewItem.swift; sourceTree = "<group>"; };
6C2C155929B4F4CC00EA60A5 /* Variadic.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = Variadic.swift; sourceTree = "<group>"; };
6C2C155C29B4F4E500EA60A5 /* SplitViewReader.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = SplitViewReader.swift; sourceTree = "<group>"; };
Expand All @@ -894,6 +902,12 @@
6C4104E8297C970F00F472BA /* AboutDefaultView.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = AboutDefaultView.swift; sourceTree = "<group>"; };
6C48B5C42C0A2835001E9955 /* FileEncoding.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = FileEncoding.swift; sourceTree = "<group>"; };
6C48B5C72C0B5F7A001E9955 /* NSTextStorage+isEmpty.swift */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.swift; path = "NSTextStorage+isEmpty.swift"; sourceTree = "<group>"; };
6C48B5CD2C0C1BE4001E9955 /* Shell.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = Shell.swift; sourceTree = "<group>"; };
6C48B5D02C0D0519001E9955 /* ShellIntegration.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = ShellIntegration.swift; sourceTree = "<group>"; };
6C48B5D32C0D0743001E9955 /* codeedit_shell_integration_env.zsh */ = {isa = PBXFileReference; lastKnownFileType = text; path = codeedit_shell_integration_env.zsh; sourceTree = "<group>"; };
6C48B5D52C0D08C5001E9955 /* codeedit_shell_integration_profile.zsh */ = {isa = PBXFileReference; lastKnownFileType = text; path = codeedit_shell_integration_profile.zsh; sourceTree = "<group>"; };
6C48B5D72C0D5DB5001E9955 /* codeedit_shell_integration_login.zsh */ = {isa = PBXFileReference; lastKnownFileType = text; name = codeedit_shell_integration_login.zsh; path = ../Features/TerminalEmulator/codeedit_shell_integration_login.zsh; sourceTree = "<group>"; };
6C48B5D92C0D5FC5001E9955 /* CurrentUser.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = CurrentUser.swift; sourceTree = "<group>"; };
6C48D8F12972DAFC00D6D205 /* Env+IsFullscreen.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = "Env+IsFullscreen.swift"; sourceTree = "<group>"; };
6C48D8F32972DB1A00D6D205 /* Env+Window.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = "Env+Window.swift"; sourceTree = "<group>"; };
6C48D8F62972E5F300D6D205 /* WindowObserver.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = WindowObserver.swift; sourceTree = "<group>"; };
Expand Down Expand Up @@ -1359,7 +1373,10 @@
isa = PBXGroup;
children = (
3E0196792A392B45002648D8 /* codeedit_shell_integration.bash */,
3E0196722A3921AC002648D8 /* codeedit_shell_integration.zsh */,
3E0196722A3921AC002648D8 /* codeedit_shell_integration_rc.zsh */,
6C48B5D52C0D08C5001E9955 /* codeedit_shell_integration_profile.zsh */,
6C48B5D72C0D5DB5001E9955 /* codeedit_shell_integration_login.zsh */,
6C48B5D32C0D0743001E9955 /* codeedit_shell_integration_env.zsh */,
);
path = ShellIntegration;
sourceTree = "<group>";
Expand Down Expand Up @@ -1732,8 +1749,8 @@
5879827E292ED0FB0085B254 /* TerminalEmulator */ = {
isa = PBXGroup;
children = (
58798280292ED0FB0085B254 /* TerminalEmulatorView.swift */,
58798281292ED0FB0085B254 /* TerminalEmulatorView+Coordinator.swift */,
6C48B5DB2C0D664A001E9955 /* Model */,
6C48B5DC2C0D6654001E9955 /* Views */,
);
path = TerminalEmulator;
sourceTree = "<group>";
Expand Down Expand Up @@ -1767,11 +1784,12 @@
587B60FE293416C900D5CD8F /* Features */ = {
isa = PBXGroup;
children = (
613899BD2B6E70E200A5CAF6 /* Search */,
283BDCC22972F211002AFF81 /* Acknowledgements */,
4EE96EC82960562000FFBEA8 /* Documents */,
583E527429361B39001AB554 /* CodeEditUI */,
587B612C2934199800D5CD8F /* CodeFile */,
613899BD2B6E70E200A5CAF6 /* Search */,
6C1F3DA02C18C53C00F6DEF6 /* TerminalEmulator */,
);
path = Features;
sourceTree = "<group>";
Expand Down Expand Up @@ -2442,6 +2460,14 @@
path = FindNavigatorResultList;
sourceTree = "<group>";
};
6C1F3DA02C18C53C00F6DEF6 /* TerminalEmulator */ = {
isa = PBXGroup;
children = (
6C1F3DA12C18C55800F6DEF6 /* ShellIntegrationTests.swift */,
);
path = TerminalEmulator;
sourceTree = "<group>";
};
6C48B5C82C0B5F7A001E9955 /* NSTextStorage */ = {
isa = PBXGroup;
children = (
Expand All @@ -2451,6 +2477,25 @@
path = CodeEdit/Utils/Extensions/NSTextStorage;
sourceTree = SOURCE_ROOT;
};
6C48B5DB2C0D664A001E9955 /* Model */ = {
isa = PBXGroup;
children = (
6C48B5D92C0D5FC5001E9955 /* CurrentUser.swift */,
6C48B5CD2C0C1BE4001E9955 /* Shell.swift */,
6C48B5D02C0D0519001E9955 /* ShellIntegration.swift */,
);
path = Model;
sourceTree = "<group>";
};
6C48B5DC2C0D6654001E9955 /* Views */ = {
isa = PBXGroup;
children = (
58798280292ED0FB0085B254 /* TerminalEmulatorView.swift */,
58798281292ED0FB0085B254 /* TerminalEmulatorView+Coordinator.swift */,
);
path = Views;
sourceTree = "<group>";
};
6C48D8EF2972DAC300D6D205 /* Environment */ = {
isa = PBXGroup;
children = (
Expand Down Expand Up @@ -3231,12 +3276,15 @@
B6FF04782B6C08AC002C2C78 /* DefaultThemes in Resources */,
283BDCBD2972EEBD002AFF81 /* Package.resolved in Resources */,
B658FB3727DA9E1000EA4DBD /* Preview Assets.xcassets in Resources */,
3E0196732A3921AC002648D8 /* codeedit_shell_integration.zsh in Resources */,
3E0196732A3921AC002648D8 /* codeedit_shell_integration_rc.zsh in Resources */,
58A5DFA529339F6400D1BD5D /* default_keybindings.json in Resources */,
6C48B5D42C0D0743001E9955 /* codeedit_shell_integration_env.zsh in Resources */,
3E01967A2A392B45002648D8 /* codeedit_shell_integration.bash in Resources */,
D7211D4727E06BFE008F2ED7 /* Localizable.strings in Resources */,
6C48B5D62C0D08C5001E9955 /* codeedit_shell_integration_profile.zsh in Resources */,
284DC8512978BA2600BF2770 /* .all-contributorsrc in Resources */,
B658FB3427DA9E1000EA4DBD /* Assets.xcassets in Resources */,
6C48B5D82C0D5DB5001E9955 /* codeedit_shell_integration_login.zsh in Resources */,
6C6BD6FC29CD152400235D17 /* codeedit.extension.appextensionpoint in Resources */,
);
runOnlyForDeploymentPostprocessing = 0;
Expand Down Expand Up @@ -3400,6 +3448,7 @@
611192022B08CCDC00D4459B /* SearchIndexer+Search.swift in Sources */,
04BA7C272AE2E9F100584E1C /* GitClient+Push.swift in Sources */,
B664C3B32B96634F00816B4E /* NavigationSettingsView.swift in Sources */,
6C48B5D12C0D0519001E9955 /* ShellIntegration.swift in Sources */,
2B7A583527E4BA0100D25D4E /* AppDelegate.swift in Sources */,
D7012EE827E757850001E1EF /* FindNavigatorView.swift in Sources */,
58A5DF8029325B5A00D1BD5D /* GitClient.swift in Sources */,
Expand Down Expand Up @@ -3648,6 +3697,7 @@
B65B11042B09DB1C002852CF /* GitClient+Fetch.swift in Sources */,
5878DA872918642F00DD95A3 /* AcknowledgementsViewModel.swift in Sources */,
B6E41C7929DE02800088F9F4 /* AccountSelectionView.swift in Sources */,
6C48B5CE2C0C1BE4001E9955 /* Shell.swift in Sources */,
6CA1AE952B46950000378EAB /* EditorInstance.swift in Sources */,
30AB4EBB2BF718A100ED4431 /* DeveloperSettings.swift in Sources */,
B6C4F2A92B3CB00100B2B140 /* CommitDetailsHeaderView.swift in Sources */,
Expand All @@ -3661,6 +3711,7 @@
61A53A7E2B4449870093BF8A /* WorkspaceDocument+Find.swift in Sources */,
6CABB19E29C5591D00340467 /* NSTableViewWrapper.swift in Sources */,
5879821B292D92370085B254 /* SearchResultMatchModel.swift in Sources */,
6C48B5DA2C0D5FC5001E9955 /* CurrentUser.swift in Sources */,
04BA7C1E2AE2D8A000584E1C /* GitClient+Clone.swift in Sources */,
58F2EB09292FB2B0004A9BDE /* TerminalSettings.swift in Sources */,
6C578D8429CD343800DC73B2 /* ExtensionDetailView.swift in Sources */,
Expand Down Expand Up @@ -3785,6 +3836,7 @@
587B60F82934124200D5CD8F /* CEWorkspaceFileManagerTests.swift in Sources */,
6130535F2B23A31300D767E3 /* MemorySearchTests.swift in Sources */,
587B61012934170A00D5CD8F /* UnitTests_Extensions.swift in Sources */,
6C1F3DA22C18C55800F6DEF6 /* ShellIntegrationTests.swift in Sources */,
283BDCC52972F236002AFF81 /* AcknowledgementsTests.swift in Sources */,
4EE96ECB2960565E00FFBEA8 /* DocumentsUnitTests.swift in Sources */,
4EE96ECE296059E000FFBEA8 /* NSHapticFeedbackPerformerMock.swift in Sources */,
Expand Down
8 changes: 8 additions & 0 deletions CodeEdit/Features/Settings/Pages/TerminalSettings/Models/TerminalSettings.swift
View file
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Original file line number Diff line number Diff line change
Expand Up @@ -54,6 +54,12 @@ extension SettingsData {
// Use font settings from Text Editing
var useTextEditorFont: Bool = true

/// If `true`, use injection scripts for terminal features like automatic tab title.
var useShellIntegration: Bool = true

/// If `true`, use a login shell.
var useLoginShell: Bool = true

/// Default initializer
init() {}

Expand All @@ -70,6 +76,8 @@ extension SettingsData {
) ?? .block
self.cursorBlink = try container.decodeIfPresent(Bool.self, forKey: .cursorBlink) ?? false
self.useTextEditorFont = try container.decodeIfPresent(Bool.self, forKey: .useTextEditorFont) ?? true
self.useShellIntegration = try container.decodeIfPresent(Bool.self, forKey: .useShellIntegration) ?? true
self.useLoginShell = try container.decodeIfPresent(Bool.self, forKey: .useLoginShell) ?? true
}
}

Expand Down
32 changes: 31 additions & 1 deletion CodeEdit/Features/Settings/Pages/TerminalSettings/TerminalSettingsView.swift
View file
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Original file line number Diff line number Diff line change
Expand Up @@ -28,6 +28,10 @@ struct TerminalSettingsView: View {
cursorStyle
cursorBlink
}
Section {
injectionOptions
useLoginShell
}
}
}
}
Expand All @@ -38,7 +42,7 @@ private extension TerminalSettingsView {
Text("System Default")
.tag(SettingsData.TerminalShell.system)
Divider()
Text("ZSH")
Text("Zsh")
.tag(SettingsData.TerminalShell.zsh)
Text("Bash")
.tag(SettingsData.TerminalShell.bash)
Expand Down Expand Up @@ -81,4 +85,30 @@ private extension TerminalSettingsView {
format: .number
)
}

@ViewBuilder private var injectionOptions: some View {
VStack {
Toggle("Shell Integration", isOn: $settings.useShellIntegration)
// swiftlint:disable:next line_length
.help("CodeEdit supports integrating with common shells such as Bash and Zsh. This enables features like terminal title detection.")
if !settings.useShellIntegration {
HStack {
Image(systemName: "exclamationmark.triangle.fill")
.foregroundStyle(Color(NSColor.systemYellow))
Text("Warning: Disabling integration disables features such as terminal title detection.")
Spacer()
}
}
}
}

@ViewBuilder private var useLoginShell: some View {
if settings.useShellIntegration {
Toggle("Use Login Shell", isOn: $settings.useLoginShell)
// swiftlint:disable:next line_length
.help("Whether or not to use a login shell when starting a terminal session. By default, a login shell is used used similar to Terminal.app.")
} else {
EmptyView()
}
}
}
55 changes: 55 additions & 0 deletions CodeEdit/Features/TerminalEmulator/Model/CurrentUser.swift
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Original file line number Diff line number Diff line change
@@ -0,0 +1,55 @@
//
// CurrentUser.swift
// CodeEdit
//
// Created by Khan Winter on 6/2/24.
//

import Foundation

/// Represents the currently logged in user.
///
/// Do not initialize this struct, instead use ``CurrentUser/getCurrentUser()`` to create and fill in the information.
struct CurrentUser {
/// The user's username.
let name: String
/// The path to the user's shell executable.
let shell: String
/// The user's home directory path.
let homeDir: String
/// The users id.
let uid: uid_t
/// The user's group id.
let gid: gid_t

private init(name: String, shell: String, homeDir: String, uid: uid_t, gid: gid_t) {
self.name = name
self.shell = shell
self.homeDir = homeDir
self.uid = uid
self.gid = gid
}

/// Gets the current user using the `getpwuid_r` syscall.
static func getCurrentUser() -> CurrentUser? {
let bufsize = sysconf(_SC_GETPW_R_SIZE_MAX)
guard bufsize != -1 else { return nil }
let buffer = UnsafeMutablePointer<Int8>.allocate(capacity: bufsize)
defer {
buffer.deallocate()
}
var pwd = passwd()
// points to `pwd`
var result: UnsafeMutablePointer<passwd>? = UnsafeMutablePointer<passwd>.allocate(capacity: 1)

if getpwuid_r(getuid(), &pwd, buffer, bufsize, &result) != 0 { return nil }

return CurrentUser(
name: String(cString: pwd.pw_name),
shell: String(cString: pwd.pw_shell),
homeDir: String(cString: pwd.pw_dir),
uid: pwd.pw_uid,
gid: pwd.pw_gid
)
}
}
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