diff --git a/gdb/NEWS b/gdb/NEWS index c1f30563a93..8c13cefb22f 100644 --- a/gdb/NEWS +++ b/gdb/NEWS @@ -143,6 +143,9 @@ show debug lin-lwp is equivalent to the existing 'maint packet' CLI command; it allows a user specified packet to be sent to the remote target. + ** New function gdb.host_charset(), returns a string, which is the + name of the current host charset. + * New features in the GDB remote stub, GDBserver ** GDBserver is now supported on OpenRISC GNU/Linux. diff --git a/gdb/doc/python.texi b/gdb/doc/python.texi index 6bd5f6b90ac..38fce5b38e3 100644 --- a/gdb/doc/python.texi +++ b/gdb/doc/python.texi @@ -518,6 +518,14 @@ Return the name of the current target wide character set never returned. @end defun +@findex gdb.host_charset +@defun gdb.host_charset () +Return a string, the name of the current host character set +(@pxref{Character Sets}). This differs from +@code{gdb.parameter('host-charset')} in that @samp{auto} is never +returned. +@end defun + @findex gdb.solib_name @defun gdb.solib_name (address) Return the name of the shared library holding the given @var{address} diff --git a/gdb/python/python.c b/gdb/python/python.c index e05b99c0bec..4dcda53d9ab 100644 --- a/gdb/python/python.c +++ b/gdb/python/python.c @@ -571,6 +571,16 @@ gdbpy_target_wide_charset (PyObject *self, PyObject *args) return PyUnicode_Decode (cset, strlen (cset), host_charset (), NULL); } +/* Implement gdb.host_charset(). */ + +static PyObject * +gdbpy_host_charset (PyObject *self, PyObject *args) +{ + const char *cset = host_charset (); + + return PyUnicode_Decode (cset, strlen (cset), host_charset (), NULL); +} + /* A Python function which evaluates a string using the gdb CLI. */ static PyObject * @@ -2281,6 +2291,9 @@ Return the name of the current target charset." }, { "target_wide_charset", gdbpy_target_wide_charset, METH_NOARGS, "target_wide_charset () -> string.\n\ Return the name of the current target wide charset." }, + { "host_charset", gdbpy_host_charset, METH_NOARGS, + "host_charset () -> string.\n\ +Return the name of the current host charset." }, { "rbreak", (PyCFunction) gdbpy_rbreak, METH_VARARGS | METH_KEYWORDS, "rbreak (Regex) -> List.\n\ Return a Tuple containing gdb.Breakpoint objects that match the given Regex." }, diff --git a/gdb/testsuite/gdb.python/py-charset.exp b/gdb/testsuite/gdb.python/py-charset.exp new file mode 100644 index 00000000000..e4af0e5b56f --- /dev/null +++ b/gdb/testsuite/gdb.python/py-charset.exp @@ -0,0 +1,50 @@ +# Copyright 2022 Free Software Foundation, Inc. + +# This program is free software; you can redistribute it and/or modify +# it under the terms of the GNU General Public License as published by +# the Free Software Foundation; either version 3 of the License, or +# (at your option) any later version. +# +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. +# +# You should have received a copy of the GNU General Public License +# along with this program. If not, see . + +load_lib gdb-python.exp + +gdb_exit +gdb_start + +# Skip all tests if Python scripting is not enabled. +if { [skip_python_tests] } { continue } + +# Each test data has 4 parts: +# 1. The string used in 'show XXX-charset' command, +# 2. The string expected in the output of the command used in #1, +# 3. The string used is gdb.XXXX_charset() python function call, +# 4. A string that is a regexp appended to the result of #1, used to +# match the output of #3 +foreach test_data { {host host host ""} \ + {target target target ""} \ + {target-wide "target wide" \ + "target_wide" "(LE|BE)?"} } { + with_test_prefix "charset=[lindex $test_data 0]" { + set charset "unknown" + gdb_test_multiple "show [lindex $test_data 0]-charset" "" { + -re "The [lindex $test_data 1] character set is \"auto; currently (\[^\"\]*)\".*$gdb_prompt $" { + set charset $expect_out(1,string) + pass $gdb_test_name + } + -re "The [lindex $test_data 1] character set is \"(\[^\"\]*)\".*$gdb_prompt $" { + set charset $expect_out(1,string) + pass $gdb_test_name + } + } + set charset "${charset}[lindex $test_data 3]" + gdb_test "python print(gdb.[lindex $test_data 2]_charset())" \ + "${charset}" + } +}