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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,47 +1,47 @@ | ||
| #if os(macOS) | ||
| import Darwin | ||
| import Foundation | ||
| // #if os(macOS) | ||
| // import Darwin | ||
| // import Foundation | ||
|
|
||
| // https://stackoverflow.com/questions/24321773/how-can-i-demangle-a-swift-class-name-dynamically | ||
| typealias Swift_Demangle = @convention(c) (_ mangledName: UnsafePointer<UInt8>?, | ||
| _ mangledNameLength: Int, | ||
| _ outputBuffer: UnsafeMutablePointer<UInt8>?, | ||
| _ outputBufferSize: UnsafeMutablePointer<Int>?, | ||
| _ flags: UInt32) -> UnsafeMutablePointer<Int8>? | ||
| // // https://stackoverflow.com/questions/24321773/how-can-i-demangle-a-swift-class-name-dynamically | ||
| // typealias Swift_Demangle = @convention(c) (_ mangledName: UnsafePointer<UInt8>?, | ||
| // _ mangledNameLength: Int, | ||
| // _ outputBuffer: UnsafeMutablePointer<UInt8>?, | ||
| // _ outputBufferSize: UnsafeMutablePointer<Int>?, | ||
| // _ flags: UInt32) -> UnsafeMutablePointer<Int8>? | ||
|
|
||
| func swift_demangle(_ mangled: String) -> String? { | ||
| let RTLD_DEFAULT = dlopen(nil, RTLD_NOW) | ||
| if let sym = dlsym(RTLD_DEFAULT, "swift_demangle") { | ||
| let f = unsafeBitCast(sym, to: Swift_Demangle.self) | ||
| if let cString = f(mangled, mangled.count, nil, nil, 0) { | ||
| defer { cString.deallocate() } | ||
| return String(cString: cString) | ||
| } | ||
| } | ||
| return nil | ||
| } | ||
| // func swift_demangle(_ mangled: String) -> String? { | ||
| // let RTLD_DEFAULT = dlopen(nil, RTLD_NOW) | ||
| // if let sym = dlsym(RTLD_DEFAULT, "swift_demangle") { | ||
| // let f = unsafeBitCast(sym, to: Swift_Demangle.self) | ||
| // if let cString = f(mangled, mangled.count, nil, nil, 0) { | ||
| // defer { cString.deallocate() } | ||
| // return String(cString: cString) | ||
| // } | ||
| // } | ||
| // return nil | ||
| // } | ||
|
|
||
| func printStackTrace() { | ||
| for s in Thread.callStackSymbols { | ||
| printStackFrame(s) | ||
| } | ||
| } | ||
| // func printStackTrace() { | ||
| // for s in Thread.callStackSymbols { | ||
| // printStackFrame(s) | ||
| // } | ||
| // } | ||
|
|
||
| func printStackFrame(_ frameStr: String) { | ||
| let search = #/(\d+)\s+([.\w-]+)\s+(0x\w+)\s+(\$?\w+)\s+\+\s+(\d+)/# | ||
| if let result = try? search.firstMatch(in: frameStr) { | ||
| // print("\(result.1), \(result.2), \(result.3), \(result.4), \(result.5)") | ||
| let frame = result.1 | ||
| let symbol = result.4 | ||
| if let demangled = swift_demangle(String(symbol)) { | ||
| print("\(frame): \(demangled)") | ||
| } | ||
| else { | ||
| print("\(frame): \(symbol) (demangle failed)") | ||
| } | ||
| } | ||
| else { | ||
| print("\(frameStr)") | ||
| } | ||
| } | ||
| #endif | ||
| // func printStackFrame(_ frameStr: String) { | ||
| // let search = #/(\d+)\s+([.\w-]+)\s+(0x\w+)\s+(\$?\w+)\s+\+\s+(\d+)/# | ||
| // if let result = try? search.firstMatch(in: frameStr) { | ||
| // // print("\(result.1), \(result.2), \(result.3), \(result.4), \(result.5)") | ||
| // let frame = result.1 | ||
| // let symbol = result.4 | ||
| // if let demangled = swift_demangle(String(symbol)) { | ||
| // print("\(frame): \(demangled)") | ||
| // } | ||
| // else { | ||
| // print("\(frame): \(symbol) (demangle failed)") | ||
| // } | ||
| // } | ||
| // else { | ||
| // print("\(frameStr)") | ||
| // } | ||
| // } | ||
| // #endif |