xref: /netbsd-src/external/gpl3/gdb.old/dist/gdb/mi/mi-cmd-file.c (revision 15a984a0d95c8f96abe9717ee6241762c55dc106)
1 /* MI Command Set - file commands.
2    Copyright (C) 2000-2020 Free Software Foundation, Inc.
3    Contributed by Cygnus Solutions (a Red Hat company).
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 3 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, see <http://www.gnu.org/licenses/>.  */
19 
20 #include "defs.h"
21 #include "mi-cmds.h"
22 #include "mi-getopt.h"
23 #include "mi-interp.h"
24 #include "ui-out.h"
25 #include "symtab.h"
26 #include "source.h"
27 #include "objfiles.h"
28 #include "psymtab.h"
29 #include "solib.h"
30 #include "solist.h"
31 #include "gdb_regex.h"
32 
33 /* Return to the client the absolute path and line number of the
34    current file being executed.  */
35 
36 void
37 mi_cmd_file_list_exec_source_file (const char *command, char **argv, int argc)
38 {
39   struct symtab_and_line st;
40   struct ui_out *uiout = current_uiout;
41 
42   if (!mi_valid_noargs ("-file-list-exec-source-file", argc, argv))
43     error (_("-file-list-exec-source-file: Usage: No args"));
44 
45   /* Set the default file and line, also get them.  */
46   set_default_source_symtab_and_line ();
47   st = get_current_source_symtab_and_line ();
48 
49   /* We should always get a symtab.  Apparently, filename does not
50      need to be tested for NULL.  The documentation in symtab.h
51      suggests it will always be correct.  */
52   if (!st.symtab)
53     error (_("-file-list-exec-source-file: No symtab"));
54 
55   /* Print to the user the line, filename and fullname.  */
56   uiout->field_signed ("line", st.line);
57   uiout->field_string ("file", symtab_to_filename_for_display (st.symtab));
58 
59   uiout->field_string ("fullname", symtab_to_fullname (st.symtab));
60 
61   uiout->field_signed ("macro-info",
62 		       COMPUNIT_MACRO_TABLE (SYMTAB_COMPUNIT (st.symtab)) != NULL);
63 }
64 
65 /* A callback for map_partial_symbol_filenames.  */
66 
67 static void
68 print_partial_file_name (const char *filename, const char *fullname,
69 			 void *ignore)
70 {
71   struct ui_out *uiout = current_uiout;
72 
73   uiout->begin (ui_out_type_tuple, NULL);
74 
75   uiout->field_string ("file", filename);
76 
77   if (fullname)
78     uiout->field_string ("fullname", fullname);
79 
80   uiout->end (ui_out_type_tuple);
81 }
82 
83 void
84 mi_cmd_file_list_exec_source_files (const char *command, char **argv, int argc)
85 {
86   struct ui_out *uiout = current_uiout;
87 
88   if (!mi_valid_noargs ("-file-list-exec-source-files", argc, argv))
89     error (_("-file-list-exec-source-files: Usage: No args"));
90 
91   /* Print the table header.  */
92   uiout->begin (ui_out_type_list, "files");
93 
94   /* Look at all of the file symtabs.  */
95   for (objfile *objfile : current_program_space->objfiles ())
96     {
97       for (compunit_symtab *cu : objfile->compunits ())
98 	{
99 	  for (symtab *s : compunit_filetabs (cu))
100 	    {
101 	      uiout->begin (ui_out_type_tuple, NULL);
102 
103 	      uiout->field_string ("file", symtab_to_filename_for_display (s));
104 	      uiout->field_string ("fullname", symtab_to_fullname (s));
105 
106 	      uiout->end (ui_out_type_tuple);
107 	    }
108 	}
109     }
110 
111   map_symbol_filenames (print_partial_file_name, NULL,
112 			1 /*need_fullname*/);
113 
114   uiout->end (ui_out_type_list);
115 }
116 
117 /* See mi-cmds.h.  */
118 
119 void
120 mi_cmd_file_list_shared_libraries (const char *command, char **argv, int argc)
121 {
122   struct ui_out *uiout = current_uiout;
123   const char *pattern;
124 
125   switch (argc)
126     {
127     case 0:
128       pattern = NULL;
129       break;
130     case 1:
131       pattern = argv[0];
132       break;
133     default:
134       error (_("Usage: -file-list-shared-libraries [REGEXP]"));
135     }
136 
137   if (pattern != NULL)
138     {
139       const char *re_err = re_comp (pattern);
140 
141       if (re_err != NULL)
142 	error (_("Invalid regexp: %s"), re_err);
143     }
144 
145   update_solib_list (1);
146 
147   /* Print the table header.  */
148   ui_out_emit_list list_emitter (uiout, "shared-libraries");
149 
150   for (struct so_list *so : current_program_space->solibs ())
151     {
152       if (so->so_name[0] == '\0')
153 	continue;
154       if (pattern != NULL && !re_exec (so->so_name))
155 	continue;
156 
157       ui_out_emit_tuple tuple_emitter (uiout, NULL);
158       mi_output_solib_attribs (uiout, so);
159     }
160 }
161