gdb/testsuite/lib/gdb-utils.exp

   1 # Copyright 2014-2022 Free Software Foundation, Inc.
   2
   3 # This program is free software; you can redistribute it and/or modify
   4 # it under the terms of the GNU General Public License as published by
   5 # the Free Software Foundation; either version 3 of the License, or
   6 # (at your option) any later version.
   7 #
   8 # This program is distributed in the hope that it will be useful,
   9 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  10 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  11 # GNU General Public License for more details.
  12 #
  13 # You should have received a copy of the GNU General Public License
  14 # along with this program.  If not, see <http://www.gnu.org/licenses/>.
  15
  16 # Utility procedures, shared between test suite domains.
  17
  18 # A helper procedure to retrieve commands to send to GDB before a program
  19 # is started.
  20
  21 proc gdb_init_commands {} {
  22     set commands ""
  23     if [target_info exists gdb_init_command] {
  24         lappend commands [target_info gdb_init_command]
  25     }
  26     if [target_info exists gdb_init_commands] {
  27         set commands [concat $commands [target_info gdb_init_commands]]
  28     }
  29     return $commands
  30 }
  31
  32 # Given an input string, adds backslashes as needed to create a
  33 # regexp that will match the string.
  34
  35 proc string_to_regexp {str} {
  36     set result $str
  37     regsub -all {[]?*+.|(){}^$\[\\]} $str {\\&} result
  38     return $result
  39 }
  40
  41 # Wrap STR in an ANSI terminal escape sequences -- one to set the
  42 # style to STYLE, and one to reset the style to the default.  The
  43 # return value is suitable for use as a regular expression.
  44
  45 # STYLE can either be the payload part of an ANSI terminal sequence,
  46 # or a shorthand for one of the gdb standard styles: "file",
  47 # "function", "variable", or "address".
  48
  49 proc style {str style} {
  50     switch -exact -- $style {
  51         title { set style 1 }
  52         file { set style 32 }
  53         function { set style 33 }
  54         highlight { set style 31 }
  55         variable { set style 36 }
  56         address { set style 34 }
  57         metadata { set style 2 }
  58         version { set style "35;1" }
  59         none { return $str }
  60     }
  61     return "\033\\\[${style}m${str}\033\\\[m"
  62 }