better die func

avtomat/main.c

@@ -7,7 +7,7 @@
 #include <unistd.h>
 
 void usage();
-void die(const char *);
+void die(const char *format, ...);
 char *get_default_filepath(char *, char *);
 void download_file(char *url, char *filepath, CURL *curl);
 int file_exists(const char *filename);
@@ -27,6 +27,7 @@ main(int argc, char** argv)
 	char *url_file_path = NULL;
 	char *filepaths_file_path = NULL;
 	char *place_holder = NULL; // for get_default_filepath func
+	
 	//get args
 	if(argc == 1) 
 		usage();
@@ -83,7 +84,7 @@ main(int argc, char** argv)
 			url_file = fopen(url_file_path, "r");
 			
 			if(!url_file)
-				die("Could not open given url file!");
+				die("Could not open given url file %s!", url_file_path);
 
 			while(getline(&curr_url, &url_len, url_file) != -1){
 
@@ -101,9 +102,9 @@ main(int argc, char** argv)
 			filepaths_file = fopen(filepaths_file_path, "r");
 			
 			if(!url_file)
-				die("Could not open given url file!");
+				die("Could not open given url file %s!", url_file_path);
 			if(!filepaths_file)
-				die("Could not open given filepaths file!");
+				die("Could not open given filepath file %s!", filepaths_file_path);
 
 			while(getline(&curr_url, &filepath_len, url_file) != -1){
 
@@ -119,6 +120,7 @@ main(int argc, char** argv)
 			}
 			free(place_holder);
 			free(curr_url);
+			free(curr_filepath);
 			fclose(url_file);
 			fclose(filepaths_file);
 			break;
@@ -126,11 +128,13 @@ main(int argc, char** argv)
 		curl_easy_cleanup(curl);
 	return 0;
 }
-
 void 
-die(const char * error)
-{
-	fprintf(stderr, "Error: %s\n", error);
+die(const char *format, ...) {
+    va_list args;
+    va_start(args, format);
+    vfprintf(stderr, format, args);
+    va_end(args);
+    fputc('\n', stderr);
     exit(EXIT_FAILURE);
 }
 
@@ -173,7 +177,6 @@ get_default_filepath(char *url, char *place_holder)
         filepath = tmp;
         tmp = strtok(NULL, "/");
     }
-	// TODO: Move memory allocation and deallocation logic to the caller function for better resource management.
     return filepath;
 }