Add OWSProdExit().

SignalServiceKit/src/Util/OWSAsserts.h

@@ -139,6 +139,18 @@ NS_ASSUME_NONNULL_BEGIN
     } while (NO)
 
 
+#define OWSProdExit(_messageFormat, ...)                                                                               \
+    do {                                                                                                               \
+        OWSFail(_messageFormat, ##__VA_ARGS__);                                                                        \
+        exit(0);                                                                                                       \
+    } while (0)
+
+#define OWSCProdExit(_messageFormat, ...)                                                                              \
+    do {                                                                                                               \
+        OWSCFail(_messageFormat, ##__VA_ARGS__);                                                                       \
+        exit(0);                                                                                                       \
+    } while (NO)
+
 // Avoids Clang analyzer warning:
 //   Value stored to 'x' during it's initialization is never read
 #define SUPPRESS_DEADSTORE_WARNING(x)                                                                                  \

SignalServiceKit/src/Util/OWSSwiftUtils.swift

@@ -15,12 +15,6 @@ public func assertOnQueue(_ queue: DispatchQueue) {
     }
 }
 
-public func owsFail(_ message: String) {
-    Logger.error(message)
-    Logger.flush()
-    assertionFailure(message)
-}
-
 // Once we're on Swift4.2 we can mark this as inlineable
 // @inlinable
 public func AssertIsOnMainThread(file: String = #file,
@@ -32,3 +26,27 @@ public func AssertIsOnMainThread(file: String = #file,
         return
     }
 }
+
+// Once we're on Swift4.2 we can mark this as inlineable
+// @inlinable
+public func owsFail(_ rawMessage: String,
+                    file: String = #file,
+                    function: String = #function,
+                    line: Int = #line) {
+    // TODO: Format using owsFormatLogMessage() once it is merged.
+    let message = "\(file) \(function) \(line): \(rawMessage)"
+    Logger.error(message)
+    Logger.flush()
+    assertionFailure(message)
+}
+
+// Once we're on Swift4.2 we can mark this as inlineable
+// @inlinable
+public func owsProdExit(_ rawMessage: String,
+                        file: String = #file,
+                        function: String = #function,
+                        line: Int = #line) {
+
+    owsFail(rawMessage, file: file, function: function, line: line)
+    fatalError()
+}