Utilities: Initialize raw variables to default values in some utilities

Author: https://github.com/supercomputer7
Commit: https://github.com/SerenityOS/serenity/commit/37d62c16f8
Pull-request: https://github.com/SerenityOS/serenity/pull/24147
Reviewed-by: https://github.com/timschumi ✅

Userland/Utilities/arp.cpp

@@ -28,9 +28,9 @@ ErrorOr<int> serenity_main(Main::Arguments arguments)
 {
     TRY(Core::System::pledge("stdio rpath tty inet unix"));
 
-    static bool flag_set;
-    static bool flag_delete;
-    static bool flag_numeric;
+    bool flag_set = false;
+    bool flag_delete = false;
+    bool flag_numeric = false;
     StringView value_ipv4_address;
     StringView value_hw_address;
 

Userland/Utilities/sleep.cpp

@@ -15,7 +15,7 @@
 #include <time.h>
 #include <unistd.h>
 
-static bool volatile g_interrupted;
+static bool volatile g_interrupted = false;
 static void handle_sigint(int)
 {
     g_interrupted = true;

Userland/Utilities/slugify.cpp

@@ -18,7 +18,7 @@ ErrorOr<int> serenity_main(Main::Arguments arguments)
     Vector<String> inputs;
     String output_type;
     char glue = '-';
-    bool spa;
+    bool spa = false;
 
     Core::ArgsParser parser;
     parser.set_general_help("Slugify is a simple text to slug transform utility\n$ slugify 'Serenity is a cool ### PROject123.'");

Userland/Utilities/tar.cpp

@@ -38,7 +38,7 @@ ErrorOr<int> serenity_main(Main::Arguments arguments)
     bool xz = false;
     bool no_auto_compress = false;
     StringView archive_file;
-    bool dereference;
+    bool dereference = false;
     StringView directory;
     Vector<ByteString> paths;
 

Userland/Utilities/test-imap.cpp

@@ -19,12 +19,12 @@ ErrorOr<int> serenity_main(Main::Arguments arguments)
     }
 
     ByteString host;
-    int port;
+    int port = 0;
     bool tls { false };
 
     ByteString username;
     Core::SecretString password;
-    bool interactive_password;
+    bool interactive_password = false;
 
     Core::ArgsParser args_parser;
     args_parser.add_option(interactive_password, "Prompt for password with getpass", "interactive", 'i');

Userland/Utilities/tsort.cpp

@@ -96,7 +96,7 @@ ErrorOr<int> serenity_main(Main::Arguments arguments)
     TRY(Core::System::pledge("stdio rpath"));
 
     StringView path;
-    bool quiet;
+    bool quiet = false;
 
     Core::ArgsParser args_parser;
     args_parser.add_positional_argument(path, "Path to file", "path", Core::ArgsParser::Required::No);