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Cleanup by moving various (mostly horrible) little bits handling UTF-8 grid

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data into functions in a new file, grid-utf8.c, and use sizeof intead of
UTF8_DATA.

Also nuke trailing whitespace from tmux.1, reminded by jmc.
This commit is contained in:
Nicholas Marriott
2009-11-18 17:02:17 +00:00
parent 8db145da1e
commit a78cc98c8b
8 changed files with 157 additions and 70 deletions
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16
tmux.h
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@ -74,6 +74,12 @@ extern char **environ;
#define PRINT_LENGTH 512 /* printed error/message size */
#define ENVIRON_LENGTH 1024 /* environment variable length */
/*
* UTF-8 data size. This must be big enough to hold combined characters as well
* as single.
*/
#define UTF8_SIZE 9
/* Fatal errors. */
#define fatal(msg) log_fatal("%s: %s", __func__, msg);
#define fatalx(msg) log_fatalx("%s: %s", __func__, msg);
@ -525,13 +531,12 @@ struct mode_key_table {
#define MODE_MOUSE 0x10
/*
* A single UTF-8 character.
* A single UTF-8 character.
*
* The data member in this must be UTF8_SIZE to allow screen_write_copy to
* reinject stored UTF-8 data back into screen_write_cell after combining (ugh
* XXX XXX).
*/
#define UTF8_SIZE 9
struct utf8_data {
u_char data[UTF8_SIZE];
@ -1675,6 +1680,13 @@ char *grid_string_cells(struct grid *, u_int, u_int, u_int);
void grid_duplicate_lines(
struct grid *, u_int, struct grid *, u_int, u_int);
/* grid-utf8.c */
size_t grid_utf8_size(const struct grid_utf8 *);
size_t grid_utf8_copy(const struct grid_utf8 *, char *, size_t);
void grid_utf8_set(struct grid_utf8 *, const struct utf8_data *);
int grid_utf8_append(struct grid_utf8 *, const struct utf8_data *);
int grid_utf8_compare(const struct grid_utf8 *, const struct grid_utf8 *);
/* grid-view.c */
const struct grid_cell *grid_view_peek_cell(struct grid *, u_int, u_int);
struct grid_cell *grid_view_get_cell(struct grid *, u_int, u_int);