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 /* Implement -file-list-exec-source-files command.  */
  66
  67 void
  68 mi_cmd_file_list_exec_source_files (const char *command, char **argv, int argc)
  69 {
  70   enum opt
  71     {
  72       GROUP_BY_OBJFILE_OPT,
  73       MATCH_BASENAME_OPT,
  74       MATCH_DIRNAME_OPT
  75     };
  76   static const struct mi_opt opts[] =
  77   {
  78     {"-group-by-objfile", GROUP_BY_OBJFILE_OPT, 0},
  79     {"-basename", MATCH_BASENAME_OPT, 0},
  80     {"-dirname", MATCH_DIRNAME_OPT, 0},
  81     { 0, 0, 0 }
  82   };
  83
  84   /* Parse arguments.  */
  85   int oind = 0;
  86   char *oarg;
  87
  88   bool group_by_objfile = false;
  89   bool match_on_basename = false;
  90   bool match_on_dirname = false;
  91
  92   while (1)
  93     {
  94       int opt = mi_getopt ("-file-list-exec-source-files", argc, argv,
  95                            opts, &oind, &oarg);
  96       if (opt < 0)
  97         break;
  98       switch ((enum opt) opt)
  99         {
 100         case GROUP_BY_OBJFILE_OPT:
 101           group_by_objfile = true;
 102           break;
 103         case MATCH_BASENAME_OPT:
 104           match_on_basename = true;
 105           break;
 106         case MATCH_DIRNAME_OPT:
 107           match_on_dirname = true;
 108           break;
 109         }
 110     }
 111
 112   if ((argc - oind > 1) || (match_on_basename && match_on_dirname))
 113     error (_("-file-list-exec-source-files: Usage: [--group-by-objfile] [--basename | --dirname] [--] REGEXP"));
 114
 115   const char *regexp = nullptr;
 116   if (argc - oind == 1)
 117     regexp = argv[oind];
 118
 119   info_sources_filter::match_on match_type;
 120   if (match_on_dirname)
 121     match_type = info_sources_filter::match_on::DIRNAME;
 122   else if (match_on_basename)
 123     match_type = info_sources_filter::match_on::BASENAME;
 124   else
 125     match_type = info_sources_filter::match_on::FULLNAME;
 126
 127   info_sources_filter filter (match_type, regexp);
 128   info_sources_worker (current_uiout, group_by_objfile, filter);
 129 }
 130
 131 /* See mi-cmds.h.  */
 132
 133 void
 134 mi_cmd_file_list_shared_libraries (const char *command, char **argv, int argc)
 135 {
 136   struct ui_out *uiout = current_uiout;
 137   const char *pattern;
 138
 139   switch (argc)
 140     {
 141     case 0:
 142       pattern = NULL;
 143       break;
 144     case 1:
 145       pattern = argv[0];
 146       break;
 147     default:
 148       error (_("Usage: -file-list-shared-libraries [REGEXP]"));
 149     }
 150
 151   if (pattern != NULL)
 152     {
 153       const char *re_err = re_comp (pattern);
 154
 155       if (re_err != NULL)
 156         error (_("Invalid regexp: %s"), re_err);
 157     }
 158
 159   update_solib_list (1);
 160
 161   /* Print the table header.  */
 162   ui_out_emit_list list_emitter (uiout, "shared-libraries");
 163
 164   for (struct so_list *so : current_program_space->solibs ())
 165     {
 166       if (so->so_name[0] == '\0')
 167         continue;
 168       if (pattern != NULL && !re_exec (so->so_name))
 169         continue;
 170
 171       ui_out_emit_tuple tuple_emitter (uiout, NULL);
 172       mi_output_solib_attribs (uiout, so);
 173     }
 174 }