gdb/mi/mi-cmd-file.c

   1 /* MI Command Set - file commands.
   2    Copyright (C) 2000-2019 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_int ("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_int ("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 (objfile))
  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   struct so_list *so = NULL;
 125
 126   switch (argc)
 127     {
 128     case 0:
 129       pattern = NULL;
 130       break;
 131     case 1:
 132       pattern = argv[0];
 133       break;
 134     default:
 135       error (_("Usage: -file-list-shared-libraries [REGEXP]"));
 136     }
 137
 138   if (pattern != NULL)
 139     {
 140       const char *re_err = re_comp (pattern);
 141
 142       if (re_err != NULL)
 143         error (_("Invalid regexp: %s"), re_err);
 144     }
 145
 146   update_solib_list (1);
 147
 148   /* Print the table header.  */
 149   ui_out_emit_list list_emitter (uiout, "shared-libraries");
 150
 151   ALL_SO_LIBS (so)
 152     {
 153       if (so->so_name[0] == '\0')
 154         continue;
 155       if (pattern != NULL && !re_exec (so->so_name))
 156         continue;
 157
 158       ui_out_emit_tuple tuple_emitter (uiout, NULL);
 159       mi_output_solib_attribs (uiout, so);
 160     }
 161 }