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fb40c209 AC |
1 | /* MI Console code. |
2 | Copyright (C) 2000, Free Software Foundation, Inc. | |
ab91fdd5 | 3 | Contributed by Cygnus Solutions (a Red Hat company). |
fb40c209 AC |
4 | |
5 | This file is part of GDB. | |
6 | ||
7 | This program is free software; you can redistribute it and/or modify | |
8 | it under the terms of the GNU General Public License as published by | |
9 | the Free Software Foundation; either version 2 of the License, or | |
10 | (at your option) any later version. | |
11 | ||
12 | This program is distributed in the hope that it will be useful, | |
13 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
14 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
15 | GNU General Public License for more details. | |
16 | ||
17 | You should have received a copy of the GNU General Public License | |
18 | along with this program; if not, write to the Free Software | |
19 | Foundation, Inc., 59 Temple Place - Suite 330, | |
20 | Boston, MA 02111-1307, USA. */ | |
21 | ||
22 | #include "defs.h" | |
23 | #include "mi-console.h" | |
24 | #include <string.h> | |
25 | ||
26 | /* Convenience macro for allocting typesafe memory. */ | |
27 | ||
28 | #undef XMALLOC | |
29 | #define XMALLOC(TYPE) (TYPE*) xmalloc (sizeof (TYPE)) | |
30 | ||
31 | /* MI-console: send output to std-out but correcty encapsulated */ | |
32 | ||
33 | static ui_file_fputs_ftype mi_console_file_fputs; | |
34 | static ui_file_flush_ftype mi_console_file_flush; | |
35 | static ui_file_delete_ftype mi_console_file_delete; | |
36 | ||
37 | struct mi_console_file | |
38 | { | |
39 | int *magic; | |
40 | struct ui_file *raw; | |
41 | struct ui_file *buffer; | |
42 | const char *prefix; | |
43 | }; | |
44 | ||
45 | int mi_console_file_magic; | |
46 | ||
47 | struct ui_file * | |
48 | mi_console_file_new (struct ui_file *raw, | |
49 | const char *prefix) | |
50 | { | |
51 | struct ui_file *ui_file = ui_file_new (); | |
52 | struct mi_console_file *mi_console = XMALLOC (struct mi_console_file); | |
53 | mi_console->magic = &mi_console_file_magic; | |
54 | mi_console->raw = raw; | |
55 | mi_console->buffer = mem_fileopen (); | |
56 | mi_console->prefix = prefix; | |
57 | set_ui_file_fputs (ui_file, mi_console_file_fputs); | |
58 | set_ui_file_flush (ui_file, mi_console_file_flush); | |
59 | set_ui_file_data (ui_file, mi_console, mi_console_file_delete); | |
60 | return ui_file; | |
61 | } | |
62 | ||
63 | static void | |
64 | mi_console_file_delete (struct ui_file *file) | |
65 | { | |
66 | struct mi_console_file *mi_console = ui_file_data (file); | |
67 | if (mi_console->magic != &mi_console_file_magic) | |
68 | internal_error ("mi_console_file_delete: bad magic number"); | |
69 | free (mi_console); | |
70 | } | |
71 | ||
72 | static void | |
73 | mi_console_file_fputs (const char *buf, | |
74 | struct ui_file *file) | |
75 | { | |
76 | struct mi_console_file *mi_console = ui_file_data (file); | |
77 | if (mi_console->magic != &mi_console_file_magic) | |
78 | internal_error ("mi_console_file_fputs: bad magic number"); | |
79 | /* Append the text to our internal buffer */ | |
80 | fputs_unfiltered (buf, mi_console->buffer); | |
81 | /* Flush when an embedded \n */ | |
82 | if (strchr (buf, '\n') != NULL) | |
83 | gdb_flush (file); | |
84 | } | |
85 | ||
86 | /* Transform a byte sequence into a console output packet. */ | |
87 | static void | |
88 | mi_console_raw_packet (void *data, | |
89 | const char *buf, | |
90 | long length_buf) | |
91 | { | |
92 | struct mi_console_file *mi_console = data; | |
93 | if (mi_console->magic != &mi_console_file_magic) | |
94 | internal_error ("mi_console_file_transform: bad magic number"); | |
95 | ||
96 | if (length_buf > 0) | |
97 | { | |
98 | fputs_unfiltered (mi_console->prefix, mi_console->raw); | |
99 | fputs_unfiltered ("\"", mi_console->raw); | |
100 | fputstrn_unfiltered (buf, length_buf, '"', mi_console->raw); | |
101 | fputs_unfiltered ("\"\n", mi_console->raw); | |
102 | gdb_flush (mi_console->raw); | |
103 | } | |
104 | } | |
105 | ||
106 | static void | |
107 | mi_console_file_flush (struct ui_file *file) | |
108 | { | |
109 | struct mi_console_file *mi_console = ui_file_data (file); | |
110 | if (mi_console->magic != &mi_console_file_magic) | |
111 | internal_error ("mi_console_file_flush: bad magic number"); | |
112 | ui_file_put (mi_console->buffer, mi_console_raw_packet, mi_console); | |
113 | ui_file_rewind (mi_console->buffer); | |
114 | } |