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# Copyright 2013-2017 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/>.
standard_testfile
remote_file host delete [standard_output_file ${testfile}.dwp]
if [remote_file host exists [standard_output_file ${testfile}.dwp]] {
unsupported "dwp file cannot be deleted"
return 0
}
if { [build_executable ${testfile}.exp ${testfile} ${srcfile}] == -1 } {
return -1
}
if ![remote_file host exists [standard_output_file ${testfile}.dwp]] {
unsupported "testsuite run does not produce dwp files"
return 0
}
set thelink "${testfile}-thelink"
remote_file host delete [standard_output_file ${thelink}]
remote_file host delete [standard_output_file ${thelink}.dwp]
# file link is only Tcl 8.4+.
remote_exec host "ln -sf ${testfile} [standard_output_file $thelink]"
if ![remote_file host exists [standard_output_file $thelink]] {
unsupported "host does not support symbolic links (binary symlink is missing)"
return 0
}
if [remote_file host exists [standard_output_file $thelink.dwp]] {
unsupported "host does not support symbolic links (we tried to delete a file and it is still there)"
return 0
}
clean_restart "$testfile"
gdb_test "ptype main" {type = int \(int, char \*\*\)} "binary default, dwp default"
clean_restart "$thelink"
gdb_test "ptype main" {type = int \(int, char \*\*\)} "binary symlink, dwp default"
gdb_exit
remote_exec host "mv -f [standard_output_file ${testfile}.dwp] [standard_output_file ${thelink}.dwp]"
if [remote_file host exists [standard_output_file ${testfile}.dwp]] {
unsupported "host does not support symbolic links (binary symlink exists)"
return 0
}
if ![remote_file host exists [standard_output_file ${thelink}.dwp]] {
unsupported "host does not support symbolic links (dwp symlink is missing)"
return 0
}
clean_restart "$testfile"
# This case cannot work.
gdb_test "ptype main" {type = int \(\)} "binary default, dwp at symlink"
clean_restart "$thelink"
gdb_test "ptype main" {type = int \(int, char \*\*\)} "binary symlink, dwp at symlink"
# Verify we can still find the dwp if we change directories and we specified
# a relative path for the program.
# This is clean_restart, but specifying a relative path to the binary.
gdb_exit
gdb_start
gdb_reinitialize_dir $srcdir/$subdir
gdb_test "cd [file dirname [standard_output_file ${thelink}]]" \
"Working directory .*"
gdb_load "./${thelink}"
gdb_test "cd .." "Working directory .*"
gdb_test "ptype main" {type = int \(int, char \*\*\)} \
"relative path, binary symlink, dwp at symlink"
# Rename the dwp file back to its original name.
remote_exec host "mv -f [standard_output_file ${thelink}.dwp] [standard_output_file ${testfile}.dwp]"
# N.B. At this point the active gdb is in, essentially, some random directory.
# Restart a new copy if you add more tests here.
# Now verify that the following scenario works:
# dir1/real-binary-with-random-name
# dir2/real-dwp-with-random-name
# dir3/symlink-to-real-binary
# dir3/symlink-to-real-binary.dwp
set dwp_bin_dir [standard_output_file dwp-dir1]
set dwp_dwp_dir [standard_output_file dwp-dir2]
set dwp_symlink_dir [standard_output_file dwp-dir3]
set dwp_real_binary "dwp-abc"
set dwp_real_dwp "dwp-def"
set dwp_symlink_binary "dwp-symlink-binary"
set dwp_symlink_dwp "${dwp_symlink_binary}.dwp"
remote_exec host "rm -rf ${dwp_bin_dir}"
remote_exec host "rm -rf ${dwp_dwp_dir}"
remote_exec host "rm -rf ${dwp_symlink_dir}"
remote_exec host "mkdir ${dwp_bin_dir}"
remote_exec host "mkdir ${dwp_dwp_dir}"
remote_exec host "mkdir ${dwp_symlink_dir}"
remote_exec host "cp [standard_output_file $testfile] ${dwp_bin_dir}/${dwp_real_binary}"
remote_exec host "cp [standard_output_file ${testfile}.dwp] ${dwp_dwp_dir}/${dwp_real_dwp}"
# We don't test for failure to create the symlink here.
# We assume that if the above symlinks are created ok, these will be too.
remote_exec host "ln -sf ${dwp_bin_dir}/${dwp_real_binary} ${dwp_symlink_dir}/${dwp_symlink_binary}"
remote_exec host "ln -sf ${dwp_dwp_dir}/${dwp_real_dwp} ${dwp_symlink_dir}/${dwp_symlink_dwp}"
clean_restart "${dwp_symlink_dir}/${dwp_symlink_binary}"
if ![runto_main] {
return -1
}
gdb_test {print argv[0]} "/${dwp_symlink_binary}\"" \
"separate executable/dwp symlinks"
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