gdb/testsuite/gdb.guile/scm-section-script.exp

# Copyright (C) 2010-2020 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 <http://www.gnu.org/licenses/>.

# This file is part of the GDB testsuite.  It tests automagic loading of
# scripts specified in the .debug_gdb_scripts section.

# This test can only be run on targets which support ELF and use gas.
# For now pick a sampling of likely targets.
if {![istarget *-*-linux*]
    && ![istarget *-*-gnu*]
    && ![istarget *-*-elf*]
    && ![istarget *-*-openbsd*]
    && ![istarget arm*-*-eabi*]
    && ![istarget arm*-*-symbianelf*]
    && ![istarget powerpc-*-eabi*]} {
    verbose "Skipping scm-section-script.exp because of lack of support."
    return
}

load_lib gdb-guile.exp

standard_testfile

# Make this available to gdb before the program starts, it is
# automagically loaded by gdb.
# We also need to do this before compiling the program because the name
# of the script file is encoded in the binary.
set remote_guile_file [gdb_remote_download host \
			   ${srcdir}/${subdir}/${testfile}.scm]

if {[build_executable $testfile.exp $testfile $srcfile \
	[list debug "additional_flags=-I${srcdir}/../../include -DSCRIPT_FILE=\"$remote_guile_file\""]] == -1} {
    return
}

# Start with a fresh gdb.
gdb_exit
gdb_start

# Skip all tests if Guile scripting is not enabled.
if { [skip_guile_tests] } { continue }

gdb_reinitialize_dir $srcdir/$subdir

# Try first with a restrictive safe-path.

gdb_test_no_output "set auto-load safe-path /restricted" \
    "set restricted auto-load safe-path"
gdb_load ${binfile}

# Verify gdb did not load the scripts.
set test_name "verify scripts not loaded"
gdb_test_multiple "info auto-load guile-scripts" "$test_name" {
    -re "Yes.*${testfile}.scm.*Yes.*inlined-script.*$gdb_prompt $" {
	fail "$test_name"
    }
    -re "No.*${testfile}.scm.*No.*inlined-script.*$gdb_prompt $" {
	pass "$test_name"
    }
}

# Try again with a working safe-path.

gdb_exit
gdb_start
gdb_reinitialize_dir $srcdir/$subdir

gdb_test_no_output "set auto-load safe-path ${remote_guile_file}:${binfile}" \
    "set auto-load safe-path"
gdb_load ${binfile}

# Verify gdb loaded each script and they appear once in the list.
set test_name "verify scripts loaded"
gdb_test_multiple "info auto-load guile-scripts" "$test_name" {
    -re "${testfile}.scm.*${testfile}.scm.*$gdb_prompt $" {
	fail "$test_name"
    }
    -re "inlined-script.*inlined-script.*$gdb_prompt $" {
	fail "$test_name"
    }
    -re "Yes.*${testfile}.scm.*Yes.*inlined-script.*$gdb_prompt $" {
	pass "$test_name"
    }
}

# Again, with a regexp this time.
gdb_test "info auto-load guile-scripts ${testfile}" "Yes.*${testfile}.scm.*"

# Again, with a regexp that matches no scripts.
gdb_test "info auto-load guile-scripts no-script-matches-this" \
  "No auto-load scripts matching no-script-matches-this."

if ![gdb_guile_runto_main] {
    return
}

gdb_test "b [gdb_get_line_number {break to inspect} ${testfile}.c ]" \
    ".*Breakpoint.*"
gdb_test "continue" ".*Breakpoint.*"

gdb_test "print ss" " = a=<1> b=<2>"

gdb_test "test-cmd 1 2 3" "test-cmd output, arg = 1 2 3"