84 lines
2.0 KiB
C
84 lines
2.0 KiB
C
//
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// types.h
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// Copyright 2019 Bruce Hill
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// Released under the MIT license
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//
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// This file contains definitions of different types.
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//
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#ifndef FILE_TYPES__H
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#define FILE_TYPES__H
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#include <limits.h>
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#include <sys/types.h>
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#include <sys/stat.h>
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#include <unistd.h>
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#include "terminal.h"
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#define MAX_COLS 12
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#define MAX_SORT (2*MAX_COLS)
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#define HASH_SIZE 1024
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#define HASH_MASK (HASH_SIZE - 1)
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//
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// Datastructure for file/directory entries.
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// entry_t uses intrusive linked lists. This means entries can only belong to
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// one list at a time, in this case the list of selected entries. 'atme' is an
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// indirect pointer to either the 'next' field of the previous list member, or
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// the variable that points to the first list member. In other words,
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// item->next->atme == &item->next and firstitem->atme == &firstitem.
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//
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typedef struct entry_s {
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struct {
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struct entry_s *next, **atme;
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} selected, hash;
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char *name, *linkname;
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struct stat info;
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mode_t linkedmode;
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int no_esc : 1;
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int link_no_esc : 1;
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int shufflepos;
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int index;
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char fullname[1];
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// ------- fullname must be last! --------------
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// When entries are allocated, extra space on the end is reserved to fill
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// in fullname.
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} entry_t;
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// For keeping track of child processes:
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typedef struct proc_s {
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pid_t pid;
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struct {
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struct proc_s *next, **atme;
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} running;
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} proc_t;
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// Structure for bb program state:
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typedef struct bb_s {
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entry_t *hash[HASH_SIZE];
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entry_t **files;
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entry_t *selected;
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char path[PATH_MAX];
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char prev_path[PATH_MAX];
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int nfiles, nselected;
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int scroll, cursor;
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char *globpats;
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char sort[MAX_SORT+1];
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char columns[MAX_COLS+1];
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unsigned int interleave_dirs : 1;
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unsigned int should_quit : 1;
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unsigned int dirty : 1;
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proc_t *running_procs;
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} bb_t;
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// Key bindings:
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typedef struct {
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int key;
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char *script;
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char *description;
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} binding_t;
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#endif
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// vim: ts=4 sw=0 et cino=L2,l1,(0,W4,m1
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