[hackers] [lchat] Avoid useless use of strdup(3). || Jan Klemkow

[git]

commit a6a8d970dae07920c68bbb4ca3d8020fa8555b46
Author:     Jan Klemkow <j.klem...@wemelug.de>
AuthorDate: Sun Jul 14 13:34:16 2024 +0200
Commit:     Jan Klemkow <j.klem...@wemelug.de>
CommitDate: Sun Jul 14 13:34:16 2024 +0200

    Avoid useless use of strdup(3).

diff --git a/lchat.c b/lchat.c
index 0df653d..6c57ec4 100644
--- a/lchat.c
+++ b/lchat.c
@@ -196,24 +196,20 @@ main(int argc, char *argv[])
                                die("strtoull:");
                        break;
                case 'i':
-                       if ((in_file = strdup(optarg)) == NULL)
-                               die("strdup:");
+                       in_file = optarg;
                        break;
                case 'e':
                        empty_line = true;
                        break;
                case 'o':
-                       if ((out_file = strdup(optarg)) == NULL)
-                               die("strdup:");
+                       out_file = optarg;
                        break;
                case 'p':
-                       if ((prompt = strdup(optarg)) == NULL)
-                               die("strdup:");
+                       prompt = optarg;
                        prompt_len = strlen(prompt);
                        break;
                case 't':
-                       if ((title = strdup(optarg)) == NULL)
-                               die("strdup:");
+                       title = optarg;
                        break;
                case 'u':
                        ucspi = true;