gdb/mi/mi-cmd-file.c

   1 /* MI Command Set - file commands.
   2    Copyright (C) 2000-2021 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 {
  70   struct ui_out *uiout = current_uiout;
  71
  72   uiout->begin (ui_out_type_tuple, NULL);
  73
  74   uiout->field_string ("file", filename);
  75
  76   if (fullname)
  77     uiout->field_string ("fullname", fullname);
  78
  79   uiout->end (ui_out_type_tuple);
  80 }
  81
  82 void
  83 mi_cmd_file_list_exec_source_files (const char *command, char **argv, int argc)
  84 {
  85   struct ui_out *uiout = current_uiout;
  86
  87   if (!mi_valid_noargs ("-file-list-exec-source-files", argc, argv))
  88     error (_("-file-list-exec-source-files: Usage: No args"));
  89
  90   /* Print the table header.  */
  91   uiout->begin (ui_out_type_list, "files");
  92
  93   /* Look at all of the file symtabs.  */
  94   for (objfile *objfile : current_program_space->objfiles ())
  95     {
  96       for (compunit_symtab *cu : objfile->compunits ())
  97         {
  98           for (symtab *s : compunit_filetabs (cu))
  99             {
 100               uiout->begin (ui_out_type_tuple, NULL);
 101
 102               uiout->field_string ("file", symtab_to_filename_for_display (s));
 103               uiout->field_string ("fullname", symtab_to_fullname (s));
 104
 105               uiout->end (ui_out_type_tuple);
 106             }
 107         }
 108     }
 109
 110   map_symbol_filenames (print_partial_file_name, true /*need_fullname*/);
 111
 112   uiout->end (ui_out_type_list);
 113 }
 114
 115 /* See mi-cmds.h.  */
 116
 117 void
 118 mi_cmd_file_list_shared_libraries (const char *command, char **argv, int argc)
 119 {
 120   struct ui_out *uiout = current_uiout;
 121   const char *pattern;
 122
 123   switch (argc)
 124     {
 125     case 0:
 126       pattern = NULL;
 127       break;
 128     case 1:
 129       pattern = argv[0];
 130       break;
 131     default:
 132       error (_("Usage: -file-list-shared-libraries [REGEXP]"));
 133     }
 134
 135   if (pattern != NULL)
 136     {
 137       const char *re_err = re_comp (pattern);
 138
 139       if (re_err != NULL)
 140         error (_("Invalid regexp: %s"), re_err);
 141     }
 142
 143   update_solib_list (1);
 144
 145   /* Print the table header.  */
 146   ui_out_emit_list list_emitter (uiout, "shared-libraries");
 147
 148   for (struct so_list *so : current_program_space->solibs ())
 149     {
 150       if (so->so_name[0] == '\0')
 151         continue;
 152       if (pattern != NULL && !re_exec (so->so_name))
 153         continue;
 154
 155       ui_out_emit_tuple tuple_emitter (uiout, NULL);
 156       mi_output_solib_attribs (uiout, so);
 157     }
 158 }