binutils-gdb/gdb/testsuite/gdb.base/fileio.exp

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# Copyright 2002-2017 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/>.
# This file was written by Corinna Vinschen <vinschen@redhat.com>
if [target_info exists gdb,nofileio] {
verbose "Skipping fileio.exp because of no fileio capabilities."
continue
}
standard_testfile
if {[is_remote host]} {
set outdir .
} else {
set outdir [standard_output_file {}]
}
if { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" \
executable \
[list debug "additional_flags=-DOUTDIR=\"$outdir/\""]] != "" } {
untested "failed to compile"
return -1
}
# Create and source the file that provides information about the compiler
# used to compile the test case.
if [get_compiler_info] {
return -1
}
set dir2 [standard_output_file dir2.fileio.test]
if {[file exists $dir2] && ![file writable $dir2]} {
system "chmod +w $dir2"
}
system "rm -rf [standard_output_file *.fileio.test]"
set oldtimeout $timeout
set timeout [expr "$timeout + 60"]
# Start with a fresh gdb.
gdb_exit
gdb_start
gdb_reinitialize_dir $srcdir/$subdir
gdb_load ${binfile}
gdb_test_no_output "set print sevenbit-strings"
gdb_test_no_output "set print address off"
gdb_test_no_output "set width 0"
if ![runto_main] then {
perror "couldn't run to breakpoint"
continue
}
gdb_test "break stop" "Breakpoint .*$srcfile.*"
set stop_msg ".*Breakpoint .* stop \\(\\) at.*$srcfile:.*static void stop \\(\\) {}.*"
gdb_test continue \
"Continuing\\..*open 1:.*OK$stop_msg" \
"Open a file"
gdb_test continue \
"Continuing\\..*open 2:.*EEXIST$stop_msg" \
"Creating already existing file returns EEXIST"
gdb_test continue \
"Continuing\\..*open 3:.*EISDIR$stop_msg" \
"Open directory for writing returns EISDIR"
gdb_test continue \
"Continuing\\..*open 4:.*ENOENT$stop_msg" \
"Opening nonexistant file returns ENOENT"
gdb_test "continue" ".*" ""
catch "system \"chmod -f -w [standard_output_file nowrt.fileio.test]\""
gdb_test continue \
"Continuing\\..*open 5:.*EACCES$stop_msg" \
"Open for write but no write permission returns EACCES"
gdb_test continue \
"Continuing\\..*write 1:.*OK$stop_msg" \
"Writing to a file"
gdb_test continue \
"Continuing\\..*write 2:.*EBADF$stop_msg" \
"Write using invalid file descriptor returns EBADF"
gdb_test continue \
"Continuing\\..*write 3:.*EBADF$stop_msg" \
"Writing to a read-only file returns EBADF"
gdb_test continue \
"Continuing\\..*read 1:.*OK$stop_msg" \
"Reading from a file"
gdb_test continue \
"Continuing\\..*read 2:.*EBADF$stop_msg" \
"Read using invalid file descriptor returns EBADF"
gdb_test continue \
"Continuing\\..*lseek 1:.*OK$stop_msg" \
"Lseeking CUR a file"
gdb_test continue \
"Continuing\\..*lseek 2:.*OK$stop_msg" \
"Lseeking END a file"
gdb_test continue \
"Continuing\\..*lseek 3:.*OK$stop_msg" \
"Lseeking SET a file"
gdb_test continue \
"Continuing\\..*close 1:.*OK$stop_msg" \
"Closing a file"
gdb_test continue \
"Continuing\\..*close 2:.*EBADF$stop_msg" \
"Closing an invalid file descriptor returns EBADF"
gdb_test continue \
"Continuing\\..*stat 1:.*OK$stop_msg" \
"Stat a file"
gdb_test continue \
"Continuing\\..*stat 2:.*(ENOENT|EFAULT)$stop_msg" \
"Stat a NULL pathname returns ENOENT or EFAULT"
gdb_test continue \
"Continuing\\..*stat 3:.*ENOENT$stop_msg" \
"Stat an empty pathname returns ENOENT"
gdb_test continue \
"Continuing\\..*stat 4:.*ENOENT$stop_msg" \
"Stat a nonexistant file returns ENOENT"
gdb_test continue \
"Continuing\\..*fstat 1:.*OK$stop_msg" \
"Fstat an open file"
gdb_test continue \
"Continuing\\..*fstat 2:.*EBADF$stop_msg" \
"Fstat an invalid file descriptor returns EBADF"
gdb_test continue \
"Continuing\\..*isatty 1:.*OK$stop_msg" \
"Isatty (stdin)"
gdb_test continue \
"Continuing\\..*isatty 2:.*OK$stop_msg" \
"Isatty (stdout)"
gdb_test continue \
"Continuing\\..*isatty 3:.*OK$stop_msg" \
"Isatty (stderr)"
gdb_test continue \
"Continuing\\..*isatty 4:.*OK$stop_msg" \
"Isatty (invalid fd)"
gdb_test continue \
"Continuing\\..*isatty 5:.*OK$stop_msg" \
"Isatty (open file)"
gdb_test_no_output "set debug remote 1"
set msg "System says shell is not available"
gdb_test_multiple "continue" $msg {
-re "Continuing\\..*Fsystem.*system 1:.*OK$stop_msg\r\n$gdb_prompt $" {
pass $msg
}
-re ".*Fsystem.*$gdb_prompt $" {
fail $msg
}
-re "$gdb_prompt $" {
unsupported $msg
}
}
gdb_test_no_output "set debug remote 0"
gdb_test_no_output "set remote system-call-allowed 1"
gdb_test continue \
"Continuing\\..*system 2:.*OK$stop_msg" \
"System says shell is available"
gdb_test continue \
"Continuing\\..*system 3:.*OK$stop_msg" \
"System(3) call"
# Is this ok? POSIX says system returns a waitpid status?
gdb_test continue \
"Continuing\\..*system 4:.*OK$stop_msg" \
"System with invalid command returns 127"
# Prepare the directory for rename tests in case that test_system
# failed to create.
set dir1 [file join $outdir "dir1.fileio.test" "subdir.fileio.test"]
remote_exec host "mkdir -p $dir1"
set dir1 [file join $outdir "dir2.fileio.test"]
remote_exec host "mkdir $dir1"
gdb_test continue \
"Continuing\\..*rename 1:.*OK$stop_msg" \
"Rename a file"
gdb_test continue \
"Continuing\\..*rename 2:.*EISDIR$stop_msg" \
"Renaming a file to existing directory returns EISDIR"
set test "renaming a directory to a non-empty directory returns ENOTEMPTY or EEXIST"
gdb_test_multiple continue "${test}" {
-re "Continuing\\..*rename 3:.*(ENOTEMPTY|EEXIST)$stop_msg$gdb_prompt $" {
pass "${test}"
}
-re "Continuing\\..*rename 3:.*EBUSY$stop_msg$gdb_prompt $" {
# At least version <= 2.6/2004-01-08 of the Linux Kernel gets
# this wrong (reporting EBUSY) when the file system is NFS
# mounted.
setup_xfail *-*-*linux* gdb/1502
fail "${test}"
}
}
gdb_test continue \
"Continuing\\..*rename 4:.*EINVAL$stop_msg" \
"Renaming a directory to a subdir of itself returns EINVAL"
gdb_test continue \
"Continuing\\..*rename 5:.*ENOENT$stop_msg" \
"Renaming a nonexistant file returns ENOENT"
gdb_test continue \
"Continuing\\..*unlink 1:.*OK$stop_msg" \
"Unlink a file"
# This test fails on Cygwin because unlink() succeeds on Win32 systems
# in that situation.
if [ishost *cygwin*] {
setup_xfail "*-*-*"
}
gdb_test continue \
"Continuing\\..*unlink 2:.*EACCES$stop_msg" \
"Unlinking a file in a directory w/o write access returns EACCES"
gdb_test continue \
"Continuing\\..*unlink 3:.*ENOENT$stop_msg" \
"Unlinking a nonexistant file returns ENOENT"
gdb_test continue \
"Continuing\\..*time 1:.*OK$stop_msg" \
"Time(2) call returns the same value as in parameter"
sleep 2
gdb_test continue \
"Continuing\\..*time 2:.*OK$stop_msg" \
"Time(2) returns feasible values"
gdb_exit
# Make dir2 writable again so rm -rf of a build tree Just Works.
if {[file exists $dir2] && ![file writable $dir2]} {
system "chmod +w $dir2"
}
set timeout $oldtimeout
return 0