回答編集履歴

コマンド修正

2020/11/08 13:03

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answer CHANGED Viewed

@@ -5,8 +5,10 @@
     NSTask *task = [[NSTask alloc] init];
     [task setLaunchPath:@"/bin/bash"];
+    // 以下のコマンドで管理者権限ユーザ名取得
     [task setArguments:[NSArray arrayWithObjects: @"-c", @"dscl . -read /Groups/admin GroupMembership", nil]];
+    // 以下のコマンドでユーザ名取得
-    //[task setArguments:[NSArray arrayWithObjects: @"-c", @"users", nil]];
+    //[task setArguments:[NSArray arrayWithObjects: @"-c", @"id -un", nil]];
     NSPipe *pipe = [[NSPipe alloc] init];
     [task setStandardOutput:pipe];

実装方法修正

2020/11/08 13:02

投稿

スコア2

answer CHANGED Viewed

@@ -3,17 +3,18 @@
 NSTaskで上記のコマンドを実行すれば良い
-NSTask *task = [[NSTask alloc] init];
+    NSTask *task = [[NSTask alloc] init];
-NSPipe *pipe = [[NSPipe alloc] init];
-[task setLaunchPath:@"/bin/ls"];
+    [task setLaunchPath:@"/bin/bash"];
+    [task setArguments:[NSArray arrayWithObjects: @"-c", @"dscl . -read /Groups/admin GroupMembership", nil]];
-[task setStandardOutput:pipe];
+    //[task setArguments:[NSArray arrayWithObjects: @"-c", @"users", nil]];
-[task launch];
+    NSPipe *pipe = [[NSPipe alloc] init];
+    [task setStandardOutput:pipe];
+    [task launch];
-NSFileHandle *handle = [pipe fileHandleForReading];
+    NSFileHandle *handle = [pipe fileHandleForReading];
-NSData *data = [handle  readDataToEndOfFile];
+    NSData *data = [handle  readDataToEndOfFile];
-NSString *string = [[[NSString alloc] initWithData:data encoding:NSUTF8StringEncoding] autorelease];
+    NSString *string = [[NSString alloc] initWithData:data encoding:NSUTF8StringEncoding];
+    NSLog(string);
-NSLog(string);
+出力結果
-[task release];
-[pipe release];
+GroupMembership: root testuser