xref: /openbsd-src/gnu/usr.bin/binutils/gdb/mi/mi-console.c (revision b725ae7711052a2233e31a66fefb8a752c388d7a)
1*b725ae77Skettenis /* MI Console code.
2*b725ae77Skettenis 
3*b725ae77Skettenis    Copyright 2000, 2001, 2002 Free Software Foundation, Inc.
4*b725ae77Skettenis 
5*b725ae77Skettenis    Contributed by Cygnus Solutions (a Red Hat company).
6*b725ae77Skettenis 
7*b725ae77Skettenis    This file is part of GDB.
8*b725ae77Skettenis 
9*b725ae77Skettenis    This program is free software; you can redistribute it and/or modify
10*b725ae77Skettenis    it under the terms of the GNU General Public License as published by
11*b725ae77Skettenis    the Free Software Foundation; either version 2 of the License, or
12*b725ae77Skettenis    (at your option) any later version.
13*b725ae77Skettenis 
14*b725ae77Skettenis    This program is distributed in the hope that it will be useful,
15*b725ae77Skettenis    but WITHOUT ANY WARRANTY; without even the implied warranty of
16*b725ae77Skettenis    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
17*b725ae77Skettenis    GNU General Public License for more details.
18*b725ae77Skettenis 
19*b725ae77Skettenis    You should have received a copy of the GNU General Public License
20*b725ae77Skettenis    along with this program; if not, write to the Free Software
21*b725ae77Skettenis    Foundation, Inc., 59 Temple Place - Suite 330,
22*b725ae77Skettenis    Boston, MA 02111-1307, USA.  */
23*b725ae77Skettenis 
24*b725ae77Skettenis #include "defs.h"
25*b725ae77Skettenis #include "mi-console.h"
26*b725ae77Skettenis #include "gdb_string.h"
27*b725ae77Skettenis 
28*b725ae77Skettenis /* MI-console: send output to std-out but correcty encapsulated */
29*b725ae77Skettenis 
30*b725ae77Skettenis static ui_file_fputs_ftype mi_console_file_fputs;
31*b725ae77Skettenis static ui_file_flush_ftype mi_console_file_flush;
32*b725ae77Skettenis static ui_file_delete_ftype mi_console_file_delete;
33*b725ae77Skettenis 
34*b725ae77Skettenis struct mi_console_file
35*b725ae77Skettenis   {
36*b725ae77Skettenis     int *magic;
37*b725ae77Skettenis     struct ui_file *raw;
38*b725ae77Skettenis     struct ui_file *buffer;
39*b725ae77Skettenis     const char *prefix;
40*b725ae77Skettenis     char quote;
41*b725ae77Skettenis   };
42*b725ae77Skettenis 
43*b725ae77Skettenis int mi_console_file_magic;
44*b725ae77Skettenis 
45*b725ae77Skettenis struct ui_file *
mi_console_file_new(struct ui_file * raw,const char * prefix,char quote)46*b725ae77Skettenis mi_console_file_new (struct ui_file *raw,
47*b725ae77Skettenis 		     const char *prefix, char quote)
48*b725ae77Skettenis {
49*b725ae77Skettenis   struct ui_file *ui_file = ui_file_new ();
50*b725ae77Skettenis   struct mi_console_file *mi_console = XMALLOC (struct mi_console_file);
51*b725ae77Skettenis   mi_console->magic = &mi_console_file_magic;
52*b725ae77Skettenis   mi_console->raw = raw;
53*b725ae77Skettenis   mi_console->buffer = mem_fileopen ();
54*b725ae77Skettenis   mi_console->prefix = prefix;
55*b725ae77Skettenis   mi_console->quote = quote;
56*b725ae77Skettenis   set_ui_file_fputs (ui_file, mi_console_file_fputs);
57*b725ae77Skettenis   set_ui_file_flush (ui_file, mi_console_file_flush);
58*b725ae77Skettenis   set_ui_file_data (ui_file, mi_console, mi_console_file_delete);
59*b725ae77Skettenis   return ui_file;
60*b725ae77Skettenis }
61*b725ae77Skettenis 
62*b725ae77Skettenis static void
mi_console_file_delete(struct ui_file * file)63*b725ae77Skettenis mi_console_file_delete (struct ui_file *file)
64*b725ae77Skettenis {
65*b725ae77Skettenis   struct mi_console_file *mi_console = ui_file_data (file);
66*b725ae77Skettenis   if (mi_console->magic != &mi_console_file_magic)
67*b725ae77Skettenis     internal_error (__FILE__, __LINE__,
68*b725ae77Skettenis 		    "mi_console_file_delete: bad magic number");
69*b725ae77Skettenis   xfree (mi_console);
70*b725ae77Skettenis }
71*b725ae77Skettenis 
72*b725ae77Skettenis static void
mi_console_file_fputs(const char * buf,struct ui_file * file)73*b725ae77Skettenis mi_console_file_fputs (const char *buf,
74*b725ae77Skettenis 		       struct ui_file *file)
75*b725ae77Skettenis {
76*b725ae77Skettenis   struct mi_console_file *mi_console = ui_file_data (file);
77*b725ae77Skettenis   if (mi_console->magic != &mi_console_file_magic)
78*b725ae77Skettenis     internal_error (__FILE__, __LINE__,
79*b725ae77Skettenis 		    "mi_console_file_fputs: bad magic number");
80*b725ae77Skettenis   /* Append the text to our internal buffer */
81*b725ae77Skettenis   fputs_unfiltered (buf, mi_console->buffer);
82*b725ae77Skettenis   /* Flush when an embedded \n */
83*b725ae77Skettenis   if (strchr (buf, '\n') != NULL)
84*b725ae77Skettenis     gdb_flush (file);
85*b725ae77Skettenis }
86*b725ae77Skettenis 
87*b725ae77Skettenis /* Transform a byte sequence into a console output packet. */
88*b725ae77Skettenis static void
mi_console_raw_packet(void * data,const char * buf,long length_buf)89*b725ae77Skettenis mi_console_raw_packet (void *data,
90*b725ae77Skettenis 		       const char *buf,
91*b725ae77Skettenis 		       long length_buf)
92*b725ae77Skettenis {
93*b725ae77Skettenis   struct mi_console_file *mi_console = data;
94*b725ae77Skettenis   if (mi_console->magic != &mi_console_file_magic)
95*b725ae77Skettenis     internal_error (__FILE__, __LINE__,
96*b725ae77Skettenis 		    "mi_console_file_transform: bad magic number");
97*b725ae77Skettenis 
98*b725ae77Skettenis   if (length_buf > 0)
99*b725ae77Skettenis     {
100*b725ae77Skettenis       fputs_unfiltered (mi_console->prefix, mi_console->raw);
101*b725ae77Skettenis       if (mi_console->quote)
102*b725ae77Skettenis 	{
103*b725ae77Skettenis 	  fputs_unfiltered ("\"", mi_console->raw);
104*b725ae77Skettenis 	  fputstrn_unfiltered (buf, length_buf, mi_console->quote, mi_console->raw);
105*b725ae77Skettenis 	  fputs_unfiltered ("\"\n", mi_console->raw);
106*b725ae77Skettenis 	}
107*b725ae77Skettenis       else
108*b725ae77Skettenis 	{
109*b725ae77Skettenis 	  fputstrn_unfiltered (buf, length_buf, 0, mi_console->raw);
110*b725ae77Skettenis 	  fputs_unfiltered ("\n", mi_console->raw);
111*b725ae77Skettenis 	}
112*b725ae77Skettenis       gdb_flush (mi_console->raw);
113*b725ae77Skettenis     }
114*b725ae77Skettenis }
115*b725ae77Skettenis 
116*b725ae77Skettenis static void
mi_console_file_flush(struct ui_file * file)117*b725ae77Skettenis mi_console_file_flush (struct ui_file *file)
118*b725ae77Skettenis {
119*b725ae77Skettenis   struct mi_console_file *mi_console = ui_file_data (file);
120*b725ae77Skettenis   if (mi_console->magic != &mi_console_file_magic)
121*b725ae77Skettenis     internal_error (__FILE__, __LINE__,
122*b725ae77Skettenis 		    "mi_console_file_flush: bad magic number");
123*b725ae77Skettenis   ui_file_put (mi_console->buffer, mi_console_raw_packet, mi_console);
124*b725ae77Skettenis   ui_file_rewind (mi_console->buffer);
125*b725ae77Skettenis }
126