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3666a04883
This commits the result of running gdb/copyright.py as per our Start
of New Year procedure...
gdb/ChangeLog
Update copyright year range in copyright header of all GDB files.
525 lines
14 KiB
Plaintext
525 lines
14 KiB
Plaintext
# Copyright 2019-2021 Free Software Foundation, Inc.
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 3 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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# Make it easier to run the 'info modules' command (using
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# GDBInfoModules), and the 'info module ...' commands (using
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# GDBInfoModuleContents) and process the output.
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#
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# The difficulty we run into is that different versions of gFortran
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# include different helper modules which show up in the results. The
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# procedures in this library help process those parts of the output we
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# actually want to check, while ignoring those parts that we don't
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# care about.
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#
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# For each namespace GDBInfoModules and GDBInfoModuleContents, there's
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# a run_command proc, use this to run a command and capture the
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# output. Then make calls to check_header, check_entry, and
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# check_no_entry to ensure the output was as expected.
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namespace eval GDBInfoSymbols {
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# A string that is the header printed by GDB immediately after the
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# 'info [modules|types|functions|variables]' command has been issued.
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variable _header
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# A list of entries extracted from the output of the command.
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# Each entry is a filename, a line number, and the rest of the
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# text describing the entry. If an entry has no line number then
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# it is replaced with the text NONE.
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variable _entries
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# The string that is the complete last command run.
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variable _last_command
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# Add a new entry to the _entries list.
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proc _add_entry { filename lineno text } {
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variable _entries
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set entry [list $filename $lineno $text]
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lappend _entries $entry
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}
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# Run the 'info modules' command, passing ARGS as extra arguments
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# to the command. Process the output storing the results within
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# the variables in this namespace.
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#
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# The results of any previous call to run_command are discarded
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# when this is called.
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proc run_command { cmd { testname "" } } {
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global gdb_prompt
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variable _header
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variable _entries
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variable _last_command
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if {![regexp -- "^info (modules|types|variables|functions)" $cmd]} {
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perror "invalid command"
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}
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set _header ""
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set _entries [list]
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set _last_command $cmd
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if { $testname == "" } {
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set testname $cmd
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}
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send_gdb "$cmd\n"
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gdb_expect {
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-re "^$cmd\r\n" {
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# Match the original command echoed back to us.
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}
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timeout {
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fail "$testname (timeout)"
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return 0
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}
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}
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gdb_expect {
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-re "^\r\n" {
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# Found the blank line after the header, we're done
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# parsing the header now.
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}
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-re "^\[ \t]*(\[^\r\n\]+)\r\n" {
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set str $expect_out(1,string)
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if { $_header == "" } {
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set _header $str
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} else {
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set _header "$_header $str"
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}
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exp_continue
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}
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timeout {
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fail "$testname (timeout)"
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return 0
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}
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}
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set current_file ""
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gdb_expect {
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-re "^File (\[^\r\n\]+):\r\n" {
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set current_file $expect_out(1,string)
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exp_continue
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}
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-re "^(\[0-9\]+):\[ \t\]+(\[^\r\n\]+)\r\n" {
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set lineno $expect_out(1,string)
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set text $expect_out(2,string)
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if { $current_file == "" } {
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fail "$testname (missing filename)"
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return 0
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}
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_add_entry $current_file $lineno $text
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exp_continue
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}
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-re "^\[ \t\]+(\[^\r\n\]+)\r\n" {
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set lineno "NONE"
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set text $expect_out(1,string)
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if { $current_file == "" } {
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fail "$testname (missing filename)"
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return 0
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}
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_add_entry $current_file $lineno $text
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exp_continue
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}
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-re "^\r\n" {
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exp_continue
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}
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-re "^$gdb_prompt $" {
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# All done.
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}
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timeout {
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fail "$testname (timeout)"
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return 0
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}
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}
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pass $testname
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return 1
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}
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# Check that the header held in _header matches PATTERN. Use
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# TESTNAME as the name of the test, or create a suitable default
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# test name based on the last command.
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proc check_header { pattern { testname "" } } {
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variable _header
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variable _last_command
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if { $testname == "" } {
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set testname "$_last_command: check header"
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}
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gdb_assert {[regexp -- $pattern $_header]} $testname
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}
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# Check that we have an entry in _entries matching FILENAME,
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# LINENO, and TEXT. If LINENO is the empty string it is replaced
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# with the string NONE in order to match a similarly missing line
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# number in the output of the command.
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#
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# TESTNAME is the name of the test, or a default will be created
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# based on the last command run and the arguments passed here.
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#
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# If a matching entry is found then it is removed from the
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# _entries list, this allows us to check for duplicates using the
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# check_no_entry call.
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proc check_entry { filename lineno text { testname "" } } {
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variable _entries
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variable _last_command
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if { $testname == "" } {
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set testname \
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"$_last_command: check for entry '$filename', '$lineno', '$text'"
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}
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if { $lineno == "" } {
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set lineno "NONE"
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}
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set new_entries [list]
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set found_match 0
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foreach entry $_entries {
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if {!$found_match} {
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set f [lindex $entry 0]
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set l [lindex $entry 1]
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set t [lindex $entry 2]
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if { [regexp -- $filename $f] \
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&& [regexp -- $lineno $l] \
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&& [regexp -- $text $t] } {
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set found_match 1
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} else {
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lappend new_entries $entry
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}
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} else {
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lappend new_entries $entry
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}
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}
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set _entries $new_entries
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gdb_assert { $found_match } $testname
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}
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# Check that there is no entry in the _entries list matching
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# FILENAME, LINENO, and TEXT. The LINENO and TEXT are optional,
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# and will be replaced with '.*' if missing.
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#
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# If LINENO is the empty string then it will be replaced with the
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# string NONE in order to match against missing line numbers in
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# the output of the command.
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#
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# TESTNAME is the name of the test, or a default will be built
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# from the last command run and the arguments passed here.
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#
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# This can be used after a call to check_entry to ensure that
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# there are no further matches for a particular file in the
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# output.
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proc check_no_entry { filename { lineno ".*" } { text ".*" } \
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{ testname "" } } {
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variable _entries
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variable _last_command
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if { $testname == "" } {
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set testname \
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"$_last_command: check no matches for '$filename', '$lineno', and '$text'"
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}
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if { $lineno == "" } {
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set lineno "NONE"
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}
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foreach entry $_entries {
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set f [lindex $entry 0]
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set l [lindex $entry 1]
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set t [lindex $entry 2]
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if { [regexp -- $filename $f] \
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&& [regexp -- $lineno $l] \
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&& [regexp -- $text $t] } {
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fail $testname
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}
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}
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pass $testname
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}
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}
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namespace eval GDBInfoModuleSymbols {
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# A string that is the header printed by GDB immediately after the
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# 'info modules (variables|functions)' command has been issued.
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variable _header
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# A list of entries extracted from the output of the command.
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# Each entry is a filename, a module name, a line number, and the
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# rest of the text describing the entry. If an entry has no line
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# number then it is replaced with the text NONE.
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variable _entries
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# The string that is the complete last command run.
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variable _last_command
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# Add a new entry to the _entries list.
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proc _add_entry { filename module lineno text } {
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variable _entries
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set entry [list $filename $module $lineno $text]
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lappend _entries $entry
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}
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# Run the 'info module ....' command, passing ARGS as extra
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# arguments to the command. Process the output storing the
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# results within the variables in this namespace.
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#
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# The results of any previous call to run_command are discarded
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# when this is called.
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proc run_command { cmd { testname "" } } {
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global gdb_prompt
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variable _header
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variable _entries
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variable _last_command
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if {![regexp -- "^info module (variables|functions)" $cmd]} {
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perror "invalid command: '$cmd'"
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}
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set _header ""
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set _entries [list]
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set _last_command $cmd
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if { $testname == "" } {
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set testname $cmd
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}
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send_gdb "$cmd\n"
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gdb_expect {
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-re "^$cmd\r\n" {
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# Match the original command echoed back to us.
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}
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timeout {
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fail "$testname (timeout)"
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return 0
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}
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}
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gdb_expect {
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-re "^\r\n" {
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# Found the blank line after the header, we're done
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# parsing the header now.
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}
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-re "^\[ \t\]*(\[^\r\n\]+)\r\n" {
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set str $expect_out(1,string)
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if { $_header == "" } {
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set _header $str
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} else {
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set _header "$_header $str"
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}
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exp_continue
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}
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timeout {
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fail "$testname (timeout)"
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return 0
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}
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}
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set current_module ""
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set current_file ""
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gdb_expect {
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-re "^Module \"(\[^\"\]+)\":\r\n" {
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set current_module $expect_out(1,string)
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exp_continue
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}
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-re "^File (\[^\r\n\]+):\r\n" {
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if { $current_module == "" } {
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fail "$testname (missing module)"
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return 0
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}
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set current_file $expect_out(1,string)
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exp_continue
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}
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-re "^(\[0-9\]+):\[ \t\]+(\[^\r\n\]+)\r\n" {
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set lineno $expect_out(1,string)
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set text $expect_out(2,string)
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if { $current_module == "" } {
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fail "$testname (missing module)"
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return 0
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}
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if { $current_file == "" } {
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fail "$testname (missing filename)"
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return 0
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}
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_add_entry $current_file $current_module \
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$lineno $text
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exp_continue
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}
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-re "^\[ \t\]+(\[^\r\n\]+)\r\n" {
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set lineno "NONE"
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set text $expect_out(1,string)
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if { $current_module == "" } {
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fail "$testname (missing module)"
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return 0
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}
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if { $current_file == "" } {
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fail "$testname (missing filename)"
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return 0
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}
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_add_entry $current_file $current_module \
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$lineno $text
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exp_continue
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}
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-re "^\r\n" {
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exp_continue
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}
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-re "^$gdb_prompt $" {
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# All done.
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}
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timeout {
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fail "$testname (timeout)"
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return 0
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}
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}
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pass $testname
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return 1
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}
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# Check that the header held in _header matches PATTERN. Use
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# TESTNAME as the name of the test, or create a suitable default
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# test name based on the last command.
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proc check_header { pattern { testname "" } } {
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variable _header
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variable _last_command
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if { $testname == "" } {
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set testname "$_last_command: check header"
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}
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gdb_assert {[regexp -- $pattern $_header]} $testname
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}
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# Check that we have an entry in _entries matching FILENAME,
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# MODULE, LINENO, and TEXT. If LINENO is the empty string it is
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# replaced with the string NONE in order to match a similarly
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# missing line number in the output of the command.
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#
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# TESTNAME is the name of the test, or a default will be created
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# based on the last command run and the arguments passed here.
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#
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# If a matching entry is found then it is removed from the
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# _entries list, this allows us to check for duplicates using the
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# check_no_entry call.
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#
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# If OPTIONAL, don't generate a FAIL for a mismatch, but use UNSUPPORTED
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# instead.
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proc check_entry_1 { filename module lineno text optional testname } {
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variable _entries
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variable _last_command
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if { $testname == "" } {
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set testname \
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"$_last_command: check for entry '$filename', '$lineno', '$text'"
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}
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if { $lineno == "" } {
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set lineno "NONE"
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}
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set new_entries [list]
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set found_match 0
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foreach entry $_entries {
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if {!$found_match} {
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set f [lindex $entry 0]
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set m [lindex $entry 1]
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set l [lindex $entry 2]
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set t [lindex $entry 3]
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if { [regexp -- $filename $f] \
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&& [regexp -- $module $m] \
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&& [regexp -- $lineno $l] \
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&& [regexp -- $text $t] } {
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set found_match 1
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} else {
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lappend new_entries $entry
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}
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} else {
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lappend new_entries $entry
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}
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}
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set _entries $new_entries
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if { $optional && ! $found_match } {
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unsupported $testname
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} else {
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gdb_assert { $found_match } $testname
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}
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}
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# Call check_entry_1 with OPTIONAL == 0.
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proc check_entry { filename module lineno text { testname "" } } {
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check_entry_1 $filename $module $lineno $text 0 $testname
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}
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# Call check_entry_1 with OPTIONAL == 1.
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proc check_optional_entry { filename module lineno text { testname "" } } {
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check_entry_1 $filename $module $lineno $text 1 $testname
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}
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# Check that there is no entry in the _entries list matching
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# FILENAME, MODULE, LINENO, and TEXT. The LINENO and TEXT are
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# optional, and will be replaced with '.*' if missing.
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|
#
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|
# If LINENO is the empty string then it will be replaced with the
|
|
# string NONE in order to match against missing line numbers in
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|
# the output of the command.
|
|
#
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|
# TESTNAME is the name of the test, or a default will be built
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|
# from the last command run and the arguments passed here.
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#
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# This can be used after a call to check_entry to ensure that
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# there are no further matches for a particular file in the
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# output.
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proc check_no_entry { filename module { lineno ".*" } \
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{ text ".*" } { testname "" } } {
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variable _entries
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variable _last_command
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if { $testname == "" } {
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set testname \
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"$_last_command: check no matches for '$filename', '$lineno', and '$text'"
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}
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if { $lineno == "" } {
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set lineno "NONE"
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}
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foreach entry $_entries {
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set f [lindex $entry 0]
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set m [lindex $entry 1]
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set l [lindex $entry 2]
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set t [lindex $entry 3]
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if { [regexp -- $filename $f] \
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&& [regexp -- $module $m] \
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&& [regexp -- $lineno $l] \
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&& [regexp -- $text $t] } {
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fail $testname
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}
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}
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pass $testname
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}
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}
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