1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
|
/* Copyright 2007, 2008 Peter Klausler. See COPYING for license. */
#include "all.h"
/* Error messaging */
void die(const char *msg, ...)
{
int err = errno;
va_list ap;
tcsetattr(1, TCSANOW, &original_termios);
fputs("\afatal editor error: ", stderr);
va_start(ap, msg);
vfprintf(stderr, msg, ap);
va_end(ap);
if (err)
fprintf(stderr, ": %s", strerror(err));
fputc('\n', stderr);
exit(EXIT_FAILURE);
}
void message(const char *msg, ...)
{
int err = errno;
va_list ap;
struct view *view = view_find("* ATTENTION *");
position_t start;
if (!view)
view = text_create("* ATTENTION *", TEXT_EDITOR);
view->text->flags &= ~TEXT_RDONLY;
view_insert(view, "\n", view->bytes, 1);
start = view->bytes;
va_start(ap, msg);
view_vprintf(view, msg, ap);
va_end(ap);
if (err)
view_printf(view, "\n(System error code: %s)", strerror(err));
view_insert(view, " ", view->bytes, 1);
view->text->flags |= TEXT_RDONLY;
locus_set(view, CURSOR, start);
window_below(NULL, view, 3 + !!err);
}
static struct view *status_view;
void status(const char *msg, ...)
{
va_list ap;
if (!status_view)
status_view = text_create("* STATUS *", TEXT_EDITOR);
status_view->text->flags &= ~TEXT_RDONLY;
view_delete(status_view, 0, status_view->bytes);
va_start(ap, msg);
view_vprintf(status_view, msg, ap);
va_end(ap);
view_insert(status_view, " ", status_view->bytes, 1);
locus_set(status_view, CURSOR, status_view->bytes-1);
status_view->text->flags |= TEXT_RDONLY;
window_below(NULL, status_view, 3);
}
void status_hide(void)
{
if (status_view)
window_destroy(status_view->window);
}
|
