Commit | Line | Data |
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5575536f ACM |
1 | #define _GNU_SOURCE |
2 | #include <stdio.h> | |
3 | #include <stdlib.h> | |
4 | #include <newt.h> | |
5 | ||
1e6dd077 | 6 | #include "../debug.h" |
5575536f | 7 | #include "helpline.h" |
5c35d69f | 8 | #include "ui.h" |
5575536f ACM |
9 | |
10 | void ui_helpline__pop(void) | |
11 | { | |
12 | newtPopHelpLine(); | |
13 | } | |
14 | ||
15 | void ui_helpline__push(const char *msg) | |
16 | { | |
17 | newtPushHelpLine(msg); | |
18 | } | |
19 | ||
59e8fe32 | 20 | void ui_helpline__vpush(const char *fmt, va_list ap) |
5575536f ACM |
21 | { |
22 | char *s; | |
23 | ||
24 | if (vasprintf(&s, fmt, ap) < 0) | |
25 | vfprintf(stderr, fmt, ap); | |
26 | else { | |
27 | ui_helpline__push(s); | |
28 | free(s); | |
29 | } | |
30 | } | |
31 | ||
32 | void ui_helpline__fpush(const char *fmt, ...) | |
33 | { | |
34 | va_list ap; | |
35 | ||
36 | va_start(ap, fmt); | |
37 | ui_helpline__vpush(fmt, ap); | |
38 | va_end(ap); | |
39 | } | |
40 | ||
41 | void ui_helpline__puts(const char *msg) | |
42 | { | |
43 | ui_helpline__pop(); | |
44 | ui_helpline__push(msg); | |
45 | } | |
1e6dd077 ACM |
46 | |
47 | void ui_helpline__init(void) | |
48 | { | |
49 | ui_helpline__puts(" "); | |
50 | } | |
51 | ||
52 | char ui_helpline__last_msg[1024]; | |
53 | ||
54 | int ui_helpline__show_help(const char *format, va_list ap) | |
55 | { | |
56 | int ret; | |
57 | static int backlog; | |
58 | ||
5c35d69f ACM |
59 | pthread_mutex_lock(&ui__lock); |
60 | ret = vsnprintf(ui_helpline__last_msg + backlog, | |
1e6dd077 ACM |
61 | sizeof(ui_helpline__last_msg) - backlog, format, ap); |
62 | backlog += ret; | |
63 | ||
64 | if (ui_helpline__last_msg[backlog - 1] == '\n') { | |
65 | ui_helpline__puts(ui_helpline__last_msg); | |
66 | newtRefresh(); | |
67 | backlog = 0; | |
68 | } | |
5c35d69f | 69 | pthread_mutex_unlock(&ui__lock); |
1e6dd077 ACM |
70 | |
71 | return ret; | |
72 | } |