3 Copyright (C) 2000-2014 Free Software Foundation, Inc.
5 Contributed by Cygnus Solutions (a Red Hat company).
7 This file is part of GDB.
9 This program is free software; you can redistribute it and/or modify
10 it under the terms of the GNU General Public License as published by
11 the Free Software Foundation; either version 3 of the License, or
12 (at your option) any later version.
14 This program is distributed in the hope that it will be useful,
15 but WITHOUT ANY WARRANTY; without even the implied warranty of
16 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17 GNU General Public License for more details.
19 You should have received a copy of the GNU General Public License
20 along with this program. If not, see <http://www.gnu.org/licenses/>. */
22 /* An MI console is a kind of ui_file stream that sends output to
23 stdout, but encapsulated and prefixed with a distinctive string;
24 for instance, error output is normally identified by a leading
28 #include "mi-console.h"
31 static ui_file_fputs_ftype mi_console_file_fputs
;
32 static ui_file_flush_ftype mi_console_file_flush
;
33 static ui_file_delete_ftype mi_console_file_delete
;
35 struct mi_console_file
39 struct ui_file
*buffer
;
44 /* Use the address of this otherwise-unused global as a magic number
45 identifying this class of ui_file objects. */
46 static int mi_console_file_magic
;
48 /* Create a console that wraps the given output stream RAW with the
49 string PREFIX and quoting it with QUOTE. */
52 mi_console_file_new (struct ui_file
*raw
, const char *prefix
, char quote
)
54 struct ui_file
*ui_file
= ui_file_new ();
55 struct mi_console_file
*mi_console
= XNEW (struct mi_console_file
);
57 mi_console
->magic
= &mi_console_file_magic
;
58 mi_console
->raw
= raw
;
59 mi_console
->buffer
= mem_fileopen ();
60 mi_console
->prefix
= prefix
;
61 mi_console
->quote
= quote
;
62 set_ui_file_fputs (ui_file
, mi_console_file_fputs
);
63 set_ui_file_flush (ui_file
, mi_console_file_flush
);
64 set_ui_file_data (ui_file
, mi_console
, mi_console_file_delete
);
70 mi_console_file_delete (struct ui_file
*file
)
72 struct mi_console_file
*mi_console
= ui_file_data (file
);
74 if (mi_console
->magic
!= &mi_console_file_magic
)
75 internal_error (__FILE__
, __LINE__
,
76 _("mi_console_file_delete: bad magic number"));
82 mi_console_file_fputs (const char *buf
, struct ui_file
*file
)
84 struct mi_console_file
*mi_console
= ui_file_data (file
);
86 if (mi_console
->magic
!= &mi_console_file_magic
)
87 internal_error (__FILE__
, __LINE__
,
88 "mi_console_file_fputs: bad magic number");
90 /* Append the text to our internal buffer. */
91 fputs_unfiltered (buf
, mi_console
->buffer
);
92 /* Flush when an embedded newline is present anywhere in the buffer. */
93 if (strchr (buf
, '\n') != NULL
)
97 /* Transform a byte sequence into a console output packet. */
100 mi_console_raw_packet (void *data
, const char *buf
, long length_buf
)
102 struct mi_console_file
*mi_console
= data
;
104 if (mi_console
->magic
!= &mi_console_file_magic
)
105 internal_error (__FILE__
, __LINE__
,
106 _("mi_console_raw_packet: bad magic number"));
110 fputs_unfiltered (mi_console
->prefix
, mi_console
->raw
);
111 if (mi_console
->quote
)
113 fputc_unfiltered (mi_console
->quote
, mi_console
->raw
);
114 fputstrn_unfiltered (buf
, length_buf
,
115 mi_console
->quote
, mi_console
->raw
);
116 fputc_unfiltered (mi_console
->quote
, mi_console
->raw
);
117 fputc_unfiltered ('\n', mi_console
->raw
);
121 fputstrn_unfiltered (buf
, length_buf
, 0, mi_console
->raw
);
122 fputc_unfiltered ('\n', mi_console
->raw
);
124 gdb_flush (mi_console
->raw
);
129 mi_console_file_flush (struct ui_file
*file
)
131 struct mi_console_file
*mi_console
= ui_file_data (file
);
133 if (mi_console
->magic
!= &mi_console_file_magic
)
134 internal_error (__FILE__
, __LINE__
,
135 _("mi_console_file_flush: bad magic number"));
137 ui_file_put (mi_console
->buffer
, mi_console_raw_packet
, mi_console
);
138 ui_file_rewind (mi_console
->buffer
);
142 /* Change the underlying stream of the console directly; this is
143 useful as a minimum-impact way to reflect external changes like
144 logging enable/disable. */
147 mi_console_set_raw (struct ui_file
*file
, struct ui_file
*raw
)
149 struct mi_console_file
*mi_console
= ui_file_data (file
);
151 if (mi_console
->magic
!= &mi_console_file_magic
)
152 internal_error (__FILE__
, __LINE__
,
153 _("mi_console_file_set_raw: bad magic number"));
155 mi_console
->raw
= raw
;