| 1 | /* Copyright (C) 2008 Ricardo Catalinas Jiménez <jimenezrick@gmail.com> |
| 2 | * |
| 3 | * This program is free software: you can redistribute it and/or modify |
| 4 | * it under the terms of the GNU General Public License as published by |
| 5 | * the Free Software Foundation, either version 3 of the License, or |
| 6 | * (at your option) any later version. |
| 7 | * |
| 8 | * This program is distributed in the hope that it will be useful, |
| 9 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 10 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 11 | * GNU General Public License for more details. |
| 12 | * |
| 13 | * You should have received a copy of the GNU General Public License |
| 14 | * along with this program. If not, see <http://www.gnu.org/licenses/>. |
| 15 | */ |
| 16 | |
| 17 | #ifndef FM_H |
| 18 | #define FM_H |
| 19 | |
| 20 | #define _XOPEN_SOURCE 500 |
| 21 | |
| 22 | #include <stdio.h> |
| 23 | #include <stdlib.h> |
| 24 | #include <unistd.h> |
| 25 | #include <string.h> |
| 26 | #include <sys/types.h> |
| 27 | #include <sys/stat.h> |
| 28 | #include <sys/wait.h> |
| 29 | #include <sys/select.h> |
| 30 | #include <dirent.h> |
| 31 | #include <signal.h> |
| 32 | #include <ctype.h> |
| 33 | #include <time.h> |
| 34 | #include <pwd.h> |
| 35 | #include <grp.h> |
| 36 | #include <errno.h> |
| 37 | #include <locale.h> |
| 38 | #include <glib.h> |
| 39 | #include <ncurses.h> |
| 40 | |
| 41 | #undef FILE |
| 42 | #define FILE(node) ((File *) (node)->data) |
| 43 | #define NODE(element) ((GNode *) (element)->data) |
| 44 | #define PRINT_ERRNO_AND_EXIT() print_errno_and_exit(errno, __FILE__, __LINE__) |
| 45 | #define PRINT_ERRNO_INFO() print_error_info(errno, __FILE__, __LINE__, NULL) |
| 46 | #define PRINT_ERROR_INFO(message) print_error_info(0, __FILE__, __LINE__, message) |
| 47 | #define PRINT_LAST_INFO() print_info(NULL, -1) |
| 48 | |
| 49 | #define DEFAULT_EDITOR "vim" |
| 50 | #define DEFAULT_PAGER "less" |
| 51 | #define DEFAULT_SHELL "bash" |
| 52 | #define DEFAULT_PS_VIEWER "gv" |
| 53 | #define DEFAULT_PDF_VIEWER "xpdf" |
| 54 | #define DEFAULT_IMAGE_VIEWER "display" |
| 55 | #define GETCH_DELAY 5 |
| 56 | |
| 57 | typedef struct File File; |
| 58 | struct File { |
| 59 | char *name, *link_path; |
| 60 | enum Type {file_type, directory_type} type; |
| 61 | struct stat info; |
| 62 | gboolean read, open, show_dotfiles, link; |
| 63 | GList *line, *dotfiles; |
| 64 | int watch; |
| 65 | }; |
| 66 | |
| 67 | extern char *program_name; |
| 68 | extern GNode *tree_root; |
| 69 | extern WINDOW *tree_window, *info_window; |
| 70 | extern GList *lines, *selected_line, *first_line, *last_line; |
| 71 | |
| 72 | /* cmd.c */ |
| 73 | void get_key(void); |
| 74 | void run_program(GNode *current_directory, char *program_name_variable, |
| 75 | char *default_program_name, char *arg, gboolean wait_proccess); |
| 76 | void run_shell(GNode *directory); |
| 77 | void read_file(GNode *file); |
| 78 | void edit_file(GNode *file); |
| 79 | |
| 80 | /* fm.c */ |
| 81 | void clean_up(void); |
| 82 | void print_errno_and_exit(int last_errno, char *file, int line); |
| 83 | void handle_sigsegv(int signal_number); |
| 84 | void handle_sigint(int signal_number); |
| 85 | void set_sighandlers(void); |
| 86 | void unset_sighandlers(void); |
| 87 | void print_usage(void); |
| 88 | |
| 89 | /* fs.c */ |
| 90 | void init_tree(char *name); |
| 91 | File *create_new_file(char *name, char *path, gboolean exit_on_error); |
| 92 | gboolean read_directory(GNode *directory); |
| 93 | void free_element_data(gpointer element_data, gpointer data); |
| 94 | void destroy_dotfiles(GList *dotfiles); |
| 95 | gboolean free_node_data(GNode *node, gpointer data); |
| 96 | void destroy_directory_content(GNode *directory); |
| 97 | void destroy_directory_content_real(GNode *directory, gboolean remove_watch); |
| 98 | void add_dotfiles(GNode *directory); |
| 99 | void remove_dotfiles(GNode *directory); |
| 100 | int file_cmp(File *file1, File *file2); |
| 101 | int file_cmp_list(gconstpointer file1, gconstpointer file2); |
| 102 | void insert_sorted_in_dotfiles(GNode *directory, File *file); |
| 103 | GNode *insert_sorted_in_tree(GNode *directory, File *file); |
| 104 | char *get_path(GNode *file); |
| 105 | GNode *get_next_file_real(GNode *file, gboolean go_deeper); |
| 106 | GNode *get_previous_file(GNode *file); |
| 107 | GNode *get_next_file(GNode *file); |
| 108 | GNode *get_next_file_not_deepper(GNode *file); |
| 109 | char *get_file_info(GNode *file); |
| 110 | |
| 111 | /* ui.c */ |
| 112 | void init_lines(void); |
| 113 | void init_curses(void); |
| 114 | void init_ui(char *name); |
| 115 | void refresh_screen(void); |
| 116 | void handle_sigwinch(int signal_number); |
| 117 | void print_lines(GList *start_line, GList *end_line, gboolean clear_bottom_lines); |
| 118 | void print_parents_lines(GList *line); |
| 119 | void print_line(GList *line); |
| 120 | void clear_info(void); |
| 121 | void print_info(char *message, gboolean bold); |
| 122 | void print_error_info(int last_errno, char *file, int line, char *message); |
| 123 | void update_last_line(void); |
| 124 | void add_directory_content(GNode *directory); |
| 125 | void open_directory(GNode *directory); |
| 126 | void close_directory(GNode *directory); |
| 127 | void update_directory(GNode *directory); |
| 128 | void show_dotfiles(GNode *directory); |
| 129 | void hide_dotfiles(GNode *directory); |
| 130 | void select_line(GList *line); |
| 131 | void select_file(GNode *file); |
| 132 | void select_nth_line(int n_lines); |
| 133 | void scroll_tree(int n_lines); |
| 134 | void select_line_inside_window(void); |
| 135 | void select_next_line_by_first_letter(char letter); |
| 136 | void select_previous_line_by_first_letter(char letter); |
| 137 | |
| 138 | #ifdef INOTIFY |
| 139 | #include <sys/inotify.h> |
| 140 | |
| 141 | #define CHECK_INOTIFY_ENABLED() if (inotify_enabled == FALSE) return |
| 142 | #define BUFFER_LENGTH 10 * (sizeof(struct inotify_event) + 16) |
| 143 | |
| 144 | extern gboolean inotify_enabled, debug_inotify; |
| 145 | extern GHashTable *watches_table; |
| 146 | extern int inotify_descriptor; |
| 147 | extern char events_buffer[BUFFER_LENGTH]; |
| 148 | |
| 149 | /* ino.c */ |
| 150 | void init_inotify(GNode *tree_root); |
| 151 | void stop_inotify(void); |
| 152 | void free_key(gpointer key, gpointer value, gpointer data); |
| 153 | void add_watch_directory(GNode *directory); |
| 154 | void remove_watch_directory(GNode *directory, gboolean remove_watch); |
| 155 | void watch_events(void); |
| 156 | gboolean insert_in_tree(GNode *directory, File *file); |
| 157 | gboolean remove_from_tree(GNode *file, gboolean unmount); |
| 158 | GNode *search_node_by_name(GNode *directory, char *name); |
| 159 | void dump_event(struct inotify_event *event); |
| 160 | void dump_mask(int mask); |
| 161 | #endif |
| 162 | |
| 163 | #endif |