Задача на автомат правки

avtomat/.gitignore

+downloader
+*.tar.gz
+*.html

avtomat/main.c

@@ -48,8 +48,7 @@ main(int argc, char** argv)
 			}
 	}
 
-	printf("url:%s\nfilepath:%s\nurl file=%s\nfilepath file=%s\n", url, filepath, url_file_path, filepaths_file_path);
-	
+	printf("URL: %s\nFilepath: %s\nURL File: %s\nFilepaths File: %s\n", url, filepath, url_file_path, filepaths_file_path);	
 	CURL *curl = curl_easy_init();
 	
 	if(!curl)
@@ -105,7 +104,7 @@ main(int argc, char** argv)
 void
 die(const char * error)
 {
-	fprintf(stderr,"%s\n",error);
+	fprintf(stderr, "Error: %s\n", error);
 	exit(EXIT_FAILURE);
 }
 
@@ -116,7 +115,7 @@ download_file(char *url, char *filepath, CURL *curl)
 	file = fopen(filepath,"wb");
 
 	if(!file){
-		fprintf(stderr, "Could not open file!");
+		fprintf(stderr, "Error: Could not open file for writing: %s\n", filepath);
 		exit(1);
 	}
 
@@ -148,14 +147,26 @@ get_default_filepath(char *url)
         filepath = tmp;
         tmp = strtok(NULL, "/");
     }
-	//TODO: move malloc and free from here
+	// TODO: Move memory allocation and deallocation logic to the caller function for better resource management.
     return filepath;
 }
 
 void
 usage()
 {
-	puts("Usage:\n\t-u url to get file from, other arguments can be omited.\n\t-f filepath to save file to. Can be omited, filename from url will be used.\n\t-uf file with urls to fetch files from. \n\t-ff filepath file, file with paths to save files from urls file. Can be omited, filename from url will be used.\n\tTo perform at least one of -u arguments should be given.\nSupported combinations:\n\t<url>\n\t-u <url>\n\t-u <url> -f <path to save fileto>\n\t-uf <path to file with urls>\n\t-uf <path to file with url> -ff<path to file with filenames>\n!Program rewrites files!");
+	puts("Usage:\n"
+     "\t-u <url> to get file from. Other arguments can be omitted.\n"
+     "\t-f <filepath> to save file to. Can be omitted; filename from URL will be used.\n"
+     "\t-uf <filepath> file with URLs to fetch files from.\n"
+     "\t-ff <filepath> file with paths to save files from URLs file. Can be omitted; filename from URL will be used.\n"
+     "At least one of the -u arguments should be given.\n"
+     "Supported combinations:\n"
+     "\t<url>\n"
+     "\t-u <url>\n"
+     "\t-u <url> -f <path to save file to>\n"
+     "\t-uf <path to file with URLs>\n"
+     "\t-uf <path to file with URL> -ff <path to file with filenames>\n"
+     "! Note: This program rewrites files!");
 	exit(0);
 }