implementation of cmd_on_selected

backend.c

@@ -124,8 +124,8 @@ char* parse_cmd(const char *cmd, file *f){
 
 	if (offset) {
 		pos[1]= ' ';
-		memcpy(pos + 1, offset+1, strlen(offset+1));
-		pos[strlen(offset+1)] = '\0';
+		memcpy(pos + 1, offset+1, strlen(offset)+1);
+		pos[strlen(offset)+1] = '\0';
 	} else {
 		pos[1] = '\0';
 	}

colors.c

@@ -102,8 +102,7 @@ void colors_init() {
 			while (getline(&line, &size, dircolors) != -1) {
 				fg = 7;
 				bg = 0;
-				if (line[0] == '.') {
-					extension = strtok(line, " ");
+				if (line[0] == '.' && (extension = strtok(line, " ")) != NULL) {
 					colors[i].file_extension = malloc(strlen(extension)+1);
 					memcpy(colors[i].file_extension, extension, strlen(extension)+1);
 

config.h

@@ -14,6 +14,11 @@
 #include "interactions.h"
 /* }}} */
 
+static const char clipboard_cmd[] = "echo ^ | xsel -ib --trim"; /*used in yank_text*/
+static const char rename_cmd[] = "mv"; /* as used in rename_hovered, makedir and makefile */
+static const char makefile_cmd[] = "touch"; /*as of now both only do ``rename_cmd new_name``*/
+static const char makedir_cmd[] = "mkdir";
+
 static const mimetype mimetype_default_cmd[] = {
 	/* mimetype	shell command
 	*  ^ substring of "file --mime-type -b ./hovered" 
@@ -63,12 +68,12 @@ static const binding key_binding[] = {
 	{ "n",		move_up,		NULL,			"move up"			},
 	{ "s",		move_right,		NULL,			"move right"			}, /* if a dir is hovered, cd into it, if a file is selected, see mimetype_default_cmd */
 
-	{ "\n",		open_with,		NULL,			"open \"open with\" dialog"	}, /* opens the hovered file with an arbitrary command */
+	{ "\n",		open_with,		NULL,			"open \"open with\" dialog"	}, /* execute shell cmd on file, accounts for SETTINGS_COMMAND_FORK */
 	{ "r",		rename_hovered,		NULL,			"rename hovered file"		}, /* renames currently hovered file/directory */
 	{ "dD",		delete,			NULL,			"delete file"			}, /* deletes currently hovered OR selected file/directory
 													 * this means that it does not delete the hovered files if files are already selected */
-	{ "yn",		yank_text,		"name",			"yank filename of hovered file"	},
-	{ "yp",		yank_text,		"path",			"yank path of hovered file"	},
+	{ "yn",		yank_file_name,		NULL,			"yank filename of hovered file"	},
+	{ "yp",		yank_file_path,		NULL,			"yank path of hovered file"	},
 	{ "yy",		yank_file,		"copy",			"copy/yank file/directory"	}, 
 	{ "dd",		yank_file,		"cut",			"cut file/directory"		}, 
 	{ "pp",		paste,			NULL,			"paste"				},
@@ -114,13 +119,12 @@ static const binding key_binding[] = {
 
 static const char size_unit[] = { 'B', 'K', 'M', 'G', 'T', 'P' }; /* this defines the maximum size unit, deleting everything except B results in all sizes being displayed in byte */
 
-static const char clipboard_cmd[] = "xsel -ib --trim"; /* assembles the following shell cmd: echo "hovered_file" | clipboard_cmd */
 static const char ui_btm_text_storage_left[] = "total free";
 static const char ui_btm_current_dir_size[] = "sum of dir,";
-static const char ui_open_with_text_0[] = "open"; /*ui_open_with_text_0 \"selected_file\" ui_open_with_text_1*/
-static const char ui_open_with_text_1[] = "with:";
-static const char ui_rename_text_0[] = "rename"; /*ui_rename_text_0 \"selected_file\" ui_rename_text_1*/
-static const char ui_rename_text_1[] = "to:";
+static const char ui_open_with_text[] = "open "SETTINGS_COMMAND_REPLACE_STR" with:";
+static const char ui_rename_text[] = "rename "SETTINGS_COMMAND_REPLACE_STR" to:";
+static const char ui_makefile_text[] = "makedir:";
+static const char ui_makedir_text[] = "makefile:";
 static const char ui_delete_text[] = "delete:";
 
 /* {{{ */
@@ -130,6 +134,9 @@ static const unsigned long file_extension_default_count = sizeof(file_extension_
 static const char size_unit_count = (sizeof(size_unit) / sizeof(size_unit[0])) - 1;
 #else
 static const char clipboard_cmd[];
+static const char rename_cmd[];
+static const char makefile_cmd[];
+static const char makedir_cmd[];
 static const mimetype mimetype_default_cmd[];
 static const extension file_extension_default_cmd[];
 static const binding key_binding[];
@@ -138,10 +145,10 @@ static const unsigned long mimetype_default_count;
 static const unsigned long file_extension_default_count;
 static const char size_unit[];
 static const char size_unit_count;
-static const char ui_open_with_text_0[];
-static const char ui_open_with_text_1[];
-static const char ui_rename_text_0[];
-static const char ui_rename_text_1[];
+static const char ui_open_with_text[];
+static const char ui_makedir_text[];
+static const char ui_makefile_text[];
+static const char ui_rename_text[];
 static const char ui_delete_text[];
 #endif
 /* }}} */

defines.h

@@ -108,7 +108,7 @@ typedef struct Yank {
 } yank;
 typedef struct Linked_dir {
 	char *path;
-	unsigned long selected_file_current;
+	unsigned long index;
 	struct Linked_dir *next;
 } linked_dir;
 

dir.c

@@ -17,23 +17,25 @@ extern unsigned int settings;
 extern unsigned int file_modifiers;
 extern unsigned int color_count;
 extern unsigned int terminal_height;
+extern char *global_path;
 extern color *colors;
 int (*order_func)() = sort_natural;
-linked_dir *visited_dirs;
-linked_dir *current_dir;
+linked_dir *list_beginning;
+linked_dir *current_linked_dir;
 
 
 unsigned long get_dir_size(char *path){
 	DIR *dir = opendir(path);
 	unsigned long entry_count = 0;
 	struct dirent *entry;
-	if (dir && file_modifiers & FILE_MODIFIERS_HIDDEN_FILES) {
+	if (dir) {
+		if (file_modifiers & FILE_MODIFIERS_HIDDEN_FILES) {
 			while ((entry=readdir(dir))) { 
 				entry_count++;
 			}
 			/* removes files "." and ".." */
 			entry_count -= 2;
-	} else if (dir) {
+		} else {
 			while ((entry=readdir(dir))) { 
 				if (entry->d_name[0] != '.') {
 					entry_count++;
@@ -41,6 +43,7 @@ unsigned long get_dir_size(char *path){
 			}
 		}
 		closedir(dir);
+	}
 	return entry_count;
 
 }
@@ -294,13 +297,81 @@ void print_dir(WINDOW *win, char print_info, dir *dir){
 
 	}
 }
+void dir_changed(){
+
+	char *path = getcwd(NULL, 0);
+	current_linked_dir = list_beginning;
+	while (current_linked_dir->next != NULL) {
+		if(strcmp(current_linked_dir->path, path) == 0) {
+			break;
+		} else {
+			current_linked_dir = current_linked_dir->next;
+		}
+	}
+	if(strcmp(current_linked_dir->path, path) == 0) {
+		mid_dir.current_file = &mid_dir.file_list[current_linked_dir->index];
+	} else {
+		/**/
+
+		current_linked_dir->next = malloc(sizeof(linked_dir));
+		current_linked_dir->next->path = malloc(strlen(global_path)+1);
+		memcpy(current_linked_dir->next->path, global_path, strlen(global_path)+1);
+		current_linked_dir->next->next = NULL;
+		current_linked_dir->next->index = 0;
+
+		mid_dir.current_file = mid_dir.file_list;
+	}
+
+}
+void change_dir(char *new_path){
+
+	char *old_path = getcwd(NULL, 0);
+	current_linked_dir = list_beginning;
+	while (current_linked_dir->next != NULL) {
+		if(strcmp(current_linked_dir->path, old_path) == 0) {
+			break;
+		} else {
+			current_linked_dir = current_linked_dir->next;
+		}
+	}
+	if(strcmp(current_linked_dir->path, old_path) == 0) {
+		current_linked_dir->index = mid_dir.current_file - mid_dir.file_list;
+	}
+
+	chdir(new_path);
+	char *new_path_real = getcwd(NULL, 0);
+
+	current_linked_dir = list_beginning;
+	while (current_linked_dir->next != NULL) {
+		if(strcmp(current_linked_dir->path, new_path_real) == 0) {
+			break;
+		} else {
+			current_linked_dir = current_linked_dir->next;
+		}
+	}
+	if(strcmp(current_linked_dir->path, new_path_real) != 0) {
+		current_linked_dir->next = malloc(sizeof(linked_dir));
+		current_linked_dir = current_linked_dir->next;
+		current_linked_dir->path = malloc(strlen(new_path_real)+1);
+		memcpy(current_linked_dir->path, new_path_real, strlen(new_path_real)+1);
+		current_linked_dir->next = NULL;
+		current_linked_dir->index = 0;
+		/*TODO(2026-05-25T22:49:30)
+		 *handle if new_path == "..", should this case be true, focus the index on which the old_path falls on*/
+	}
+	mid_dir.current_file = &mid_dir.file_list[current_linked_dir->index];
+
+	free(old_path);
+	free(new_path_real);
+
+}
 
 void dir_init(){
-	visited_dirs = malloc(sizeof(linked_dir));
-	visited_dirs->path = getcwd(NULL, 0);
-	visited_dirs->selected_file_current = 0;
-	visited_dirs->next = NULL;
-	current_dir = visited_dirs;
+	list_beginning = malloc(sizeof(linked_dir));
+	list_beginning->path = getcwd(NULL, 0);
+	list_beginning->index = 0;
+	list_beginning->next = NULL;
+	current_linked_dir = list_beginning;
 
 }
 

interactions.c

@@ -23,6 +23,7 @@ extern unsigned int terminal_width;
 
 extern unsigned int status;
 extern char *start_path;
+extern char *global_path;
 extern char *input;
 
 extern time_t seed;
@@ -127,18 +128,18 @@ int read_string(WINDOW *win, int y, int x, char *str){
 			break;
 		} else if (ch == '\t') { /* tab */
 			memcpy(str + pass, mid_dir.current_file->file_name, strlen(mid_dir.current_file->file_name));
-			mvwaddstr(win, y, x +pass, mid_dir.current_file->file_name);
+			mvwaddstr(win, y, x + pass, mid_dir.current_file->file_name);
 			pass += strlen(mid_dir.current_file->file_name);
 		} else if (ch == 127) { /* backspace */
 			if (pass > 0) {
 				pass--;
-				mvwdelch(win, y, pass);
+				mvwdelch(win, y, x + pass);
 			}
 		} else if (ch == 27) { /* esc key */
 			err = 1;
 			break;
 		} else {
-			mvwaddch(win, y, x +pass, ch);
+			mvwaddch(win, y, x + pass, ch);
 			str[pass] = ch;
 			pass++;
 		}
@@ -162,15 +163,6 @@ void select_all(){
 	}
 	status |= (STATUS_RUN_BACKEND);
 }
-void dir_changed(){
-	unsigned long i;
-
-	for(i = 0; i < mid_dir.file_count; i++) {
-		mid_dir.file_list[i].status = 0;
-	}
-
-	status |= (STATUS_RUN_BACKEND | STATUS_RELOAD_DIRECTORY );
-}
 void move_down(unsigned long passes){
 
 	mid_dir.current_file += passes;
@@ -192,11 +184,7 @@ void move_up(unsigned long passes){
 void move_left(unsigned long passes){
 	unsigned long i;
 	for (i = 0; i < passes; i++) {
-		if (chdir("..") != 0) {
-			/* TODO(2025-07-09T00:30:05) fix */
-			FAIL("move_left", "unhandled error of chdir");
-		}	
-		dir_changed();
+		change_dir("..");
 	}
 	status |= (STATUS_RUN_BACKEND | STATUS_RELOAD_DIRECTORY);
 
@@ -204,13 +192,8 @@ void move_left(unsigned long passes){
 void move_right(){
 
 	if (mid_dir.current_file->file_type & FILE_TYPE_DIR) {
-		if (chdir(mid_dir.current_file->file_name) != 0) {
-			/* TODO(2026-05-05T20:12:14) fix */
-			FAIL("move_right", "unhandled error of chdir");
-		}	
-		dir_changed();
+		change_dir(mid_dir.current_file->file_name);
 	} else if (mid_dir.current_file->file_type & FILE_TYPE_EXEC) {
-			chdir(".");
 		char *cmd = parse_cmd("./"SETTINGS_COMMAND_REPLACE_STR,mid_dir.current_file);
 		if (system(cmd)) {
 		}
@@ -298,19 +281,78 @@ void jump_top(){
 	status |= (STATUS_RUN_BACKEND);
 }
 void open_with(){
-	TODO;
+	wclear(win_b);
+	char *cmd;
+	char *str = malloc(INPUT_BUFFER_SIZE);
+	char *parsed_ui_text = parse_cmd(ui_open_with_text, mid_dir.current_file);
+	mvwprintw(win_b, 0, 0, parsed_ui_text);
+	if (read_string(win_b, 0, strlen(parsed_ui_text)+1, str) == 0) {
+		if (str[0] == SETTINGS_COMMAND_FORK) {
+			cmd = parse_cmd(str+1, mid_dir.current_file);
+			pid_t pid = fork();
+			if (pid == 0 && setsid()) {
+				system(cmd);
+				status = STATUS_QUIT_PROGRAM;
+				exit(1);
+			}
+		} else {
+			cmd = parse_cmd(str, mid_dir.current_file);
+			if (system(cmd)) {
+			}
+		}
+		free(cmd);
+	}
+	free(parsed_ui_text);
+	free(str);
+	status |= (STATUS_RUN_BACKEND | STATUS_RELOAD_DIRECTORY | STATUS_UPDATE_SCREEN_CLEAR);
+
 }
 void rename_hovered(){
-	TODO;
+	wclear(win_b);
+	file tmp;
+	tmp.file_name = malloc(INPUT_BUFFER_SIZE);
+	char *parsed_ui_text = parse_cmd(ui_rename_text, mid_dir.current_file);
+	mvwprintw(win_b, 0, 0, parsed_ui_text);
+	if (read_string(win_b, 0, strlen(parsed_ui_text)+1, tmp.file_name) == 0) {
+		char *cmd0 = parse_cmd(rename_cmd, mid_dir.current_file);
+		char *cmd1 = parse_cmd(cmd0, &tmp);
+		system(cmd1);
+		free(cmd0);
+		free(cmd1);
+	}
+	free(parsed_ui_text);
+	free(tmp.file_name);
+	status |= (STATUS_RUN_BACKEND | STATUS_RELOAD_DIRECTORY);
+
 }
 void delete(){
 	TODO;
 }
 void makedir(){
-	TODO;
+	wclear(win_b);
+	file tmp;
+	tmp.file_name = malloc(INPUT_BUFFER_SIZE);
+	mvwprintw(win_b, 0, 0, ui_makedir_text);
+	if (read_string(win_b, 0, strlen(ui_makedir_text)+1, tmp.file_name) == 0) {
+		char *cmd = parse_cmd(makedir_cmd, &tmp);
+		system(cmd);
+		free(cmd);
+	}
+	free(tmp.file_name);
+	status |= (STATUS_RUN_BACKEND | STATUS_RELOAD_DIRECTORY);
 }
 void makefile(){
-	TODO;
+	wclear(win_b);
+	file tmp;
+	tmp.file_name = malloc(INPUT_BUFFER_SIZE);
+	mvwprintw(win_b, 0, 0, ui_makefile_text);
+	if (read_string(win_b, 0, strlen(ui_makefile_text)+1, tmp.file_name) == 0) {
+		char *cmd = parse_cmd(makefile_cmd, &tmp);
+		system(cmd);
+		free(cmd);
+	}
+	free(tmp.file_name);
+	status |= (STATUS_RUN_BACKEND | STATUS_RELOAD_DIRECTORY);
 }
 void enter_shell(unsigned long passes, int index){
 	(void)passes; /*remove compiler warning*/
@@ -336,7 +378,33 @@ void not_implemented(unsigned long passes, int index){
 	TODO;
 }
 void jump_to_dir(unsigned long passes, int index){
-	TODO;
+	(void)passes;
+
+	unsigned long len;
+	char *c = strchr(key_binding[index].black_magic, '/');
+	if (c) {
+		len = c - (char*)key_binding[index].black_magic;
+	} else {
+		len = strlen(key_binding[index].black_magic);
+	}
+
+	char *to_env = malloc(len + 1);
+	memcpy(to_env, key_binding[index].black_magic, len);
+	to_env[len] = '\0';
+	char *env = getenv(to_env + 1); /*+1 to remove the '$' prefix, freeing env always segfaults*/
+
+	if (env) {
+		char *path = malloc(strlen(key_binding[index].black_magic) + strlen(env) + 1);
+		memcpy(path, env, strlen(env));
+		memcpy(path + strlen(env), key_binding[index].black_magic + len, strlen(key_binding[index].black_magic)+1);
+		change_dir(path);
+		free(path);
+	} else {
+		change_dir(key_binding[index].black_magic);
+	}
+	free(to_env);
+
+	status |= (STATUS_RUN_BACKEND | STATUS_UPDATE_SCREEN_MASK | STATUS_RELOAD_DIRECTORY );
 }
 void order_by(unsigned long passes, int index){
 	(void)passes;
@@ -347,10 +415,34 @@ void order_by(unsigned long passes, int index){
 	status |= (STATUS_RUN_BACKEND | STATUS_RELOAD_DIRECTORY);
 }
 void cmd_on_selected(unsigned long passes, int index){
-	TODO;
+	(void)passes;
+
+	char *cmd = parse_cmd(key_binding[index].black_magic, mid_dir.current_file);
+	system(cmd);
+	free(cmd);
+
+	status |= (STATUS_RUN_BACKEND | STATUS_RELOAD_DIRECTORY | STATUS_UPDATE_SCREEN_CLEAR);
 }
-void yank_text(unsigned long passes, int index){
-	TODO;
+void yank_file_name(){
+	char *cmd = parse_cmd(clipboard_cmd, mid_dir.current_file);
+	system(cmd);
+	free(cmd);
+	status |= (STATUS_RUN_BACKEND);
+}
+void yank_file_path(){
+	file *tmp = malloc(sizeof(file));
+	tmp->file_name = malloc(strlen(global_path)+1+strlen(mid_dir.current_file->file_name)+1);
+	memcpy(tmp->file_name, global_path, strlen(global_path));
+	memcpy(tmp->file_name+strlen(global_path)+1, mid_dir.current_file->file_name, strlen(mid_dir.current_file->file_name)+1);
+	tmp->file_name[strlen(global_path)] = '/'; /*no +1 is needed*/
+	char *cmd = parse_cmd(clipboard_cmd, tmp);
+	system(cmd);
+	free(cmd);
+	free(tmp->file_name);
+	free(tmp);
+	status |= (STATUS_RUN_BACKEND);
+
+
 }
 void yank_file(unsigned long passes, int index){
 	TODO;

interactions.h

@@ -26,7 +26,8 @@ void not_implemented(unsigned long passes, int index);
 void jump_to_dir(unsigned long passes, int index);
 void order_by(unsigned long passes, int index);
 void cmd_on_selected(unsigned long passes, int index);
-void yank_text(unsigned long passes, int index);
+void yank_file_name();
+void yank_file_path();
 void yank_file(unsigned long passes, int index);
 void paste();
 void search();