+# GDB Testsuite Support for Insight.
+#
+# Copyright 2001 Red Hat, Inc.
+#
+# This program is free software; you can redistribute it and/or modify it
+# under the terms of the GNU General Public License (GPL) as published by
+# the Free Software Foundation; either version 2 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.
+
+# Initializes the display for gdbtk testing.
+# Returns 1 if tests should run, 0 otherwise.
+proc gdbtk_initialize_display {} {
+ global _using_windows
+
+ # This is hacky, but, we don't have much choice. When running
+ # expect under Windows, tcl_platform(platform) is "unix".
+ if {![info exists _using_windows]} {
+ set _using_windows [expr {![catch {exec cygpath --help}]}]
+ }
+
+ if {![_gdbtk_xvfb_init]} {
+ if {$_using_windows} {
+ untested "No GDB_DISPLAY -- skipping tests"
+ } else {
+ untested "No GDB_DISPLAY or Xvfb -- skipping tests"
+ }
+
+ return 0
+ }
+
+ return 1
+}
+
+# From dejagnu:
+# srcdir = testsuite src dir (e.g., devo/gdb/testsuite)
+# objdir = testsuite obj dir (e.g., gdb/testsuite)
+# subdir = subdir of testsuite (e.g., gdb.gdbtk)
+#
+# To gdbtk:
+# env(DEFS)=the "defs" files (e.g., devo/gdb/testsuite/gdb.gdbtk/defs)
+# env(SRCDIR)=directory containing the test code (e.g., *.test)
+# env(OBJDIR)=directory which contains any executables
+# (e.g., gdb/testsuite/gdb.gdbtk)
+proc gdbtk_start {test} {
+ global verbose
+ global GDB
+ global GDBFLAGS
+ global env srcdir subdir objdir
+
+ gdb_stop_suppressing_tests;
+
+ verbose "Starting $GDB -nx -q --tclcommand=$test"
+
+ set real_test [which $test]
+ if {$real_test == 0} {
+ perror "$test is not found"
+ exit 1
+ }
+
+ if {![is_remote host]} {
+ if { [which $GDB] == 0 } {
+ perror "$GDB does not exist."
+ exit 1
+ }
+ }
+
+ set wd [pwd]
+
+ # Find absolute path to test
+ set test [to_tcl_path -abs $test]
+
+ # Set some environment variables
+ cd $srcdir
+ set abs_srcdir [pwd]
+ set env(DEFS) [to_tcl_path -abs [file join $abs_srcdir $subdir defs]]
+
+ cd $wd
+ cd [file join $objdir $subdir]
+ set env(OBJDIR) [pwd]
+ cd $wd
+
+ # Set info about target into env
+ _gdbtk_export_target_info
+
+ set env(SRCDIR) $abs_srcdir
+ set env(GDBTK_VERBOSE) 1
+ set env(GDBTK_LOGFILE) [to_tcl_path [file join $objdir gdb.log]]
+
+ set err [catch {exec $GDB -nx -q --tclcommand=$test} res]
+ if { $err } {
+ perror "Execing $GDB failed: $res"
+ exit 1;
+ }
+ return $res
+}
+
+# Start xvfb when using it.
+# The precedence is:
+# 1. If GDB_DISPLAY is set (and not ""), use it
+# 2. If Xvfb exists, use it (not on cygwin)
+# 3. Skip tests
+proc _gdbtk_xvfb_init {} {
+ global env spawn_id _xvfb_spawn_id _using_windows
+
+ if {[info exists env(GDB_DISPLAY)]} {
+ if {$env(GDB_DISPLAY) != ""} {
+ set env(DISPLAY) $env(GDB_DISPLAY)
+ } else {
+ # Suppress tests
+ return 0
+ }
+ } elseif {!$_using_windows && [which Xvfb] != 0} {
+ set screen ":[getpid]"
+ set pid [spawn Xvfb $screen]
+ set _xvfb_spawn_id $spawn_id
+ set env(DISPLAY) $screen
+ } else {
+ # No Xvfb found -- skip test
+ return 0
+ }
+
+ return 1
+}
+
+# Kill xvfb
+proc _gdbtk_xvfb_exit {} {
+ global objdir subdir env _xvfb_spawn_id
+
+ if {[info exists _xvfb_spawn_id]} {
+ exec kill [exp_pid -i $_xvfb_spawn_id]
+ wait -i $_xvfb_spawn_id
+ }
+}
+
+# help proc for setting tcl-style paths from unix-style paths
+# pass "-abs" to make it an absolute path
+proc to_tcl_path {unix_path {arg {}}} {
+ global _using_windows
+
+ if {[string compare $unix_path "-abs"] == 0} {
+ set unix_path $arg
+ set wd [pwd]
+ cd [file dirname $unix_path]
+ set dirname [pwd]
+ set unix_name [file join $dirname [file tail $unix_path]]
+ cd $wd
+ }
+
+ if {$_using_windows} {
+ set unix_path [exec cygpath -aw $unix_path]
+ set unix_path [join [split $unix_path \\] /]
+ }
+
+ return $unix_path
+}
+
+# Set information about the target into the environment
+# variable TARGET_INFO. This array will contain a list
+# of commands that are necessary to run a target.
+#
+# This is mostly devined from how dejagnu works, what
+# procs are defined, and analyzing unix.exp, monitor.exp,
+# and sim.exp.
+#
+# Array elements exported:
+# Index Meaning
+# ----- -------
+# init list of target/board initialization commands
+# target target command for target/board
+# load load command for target/board
+# run run command for target_board
+proc _gdbtk_export_target_info {} {
+ global env
+
+ # Figure out what "target class" the testsuite is using,
+ # i.e., sim, monitor, native
+ if {[string compare [info proc gdb_target_monitor] gdb_target_monitor] == 0} {
+ # Using a monitor/remote target
+ set target monitor
+ } elseif {[string compare [info proc gdb_target_sim] gdb_target_sim] == 0} {
+ # Using a simulator target
+ set target simulator
+ } else {
+ # Assume native
+ set target native
+ }
+
+ # Now setup the array to be exported.
+ set info(init) {}
+ set info(target) {}
+ set info(load) {}
+ set info(run) {}
+
+ switch $target {
+ simulator {
+ set opts "[target_info gdb,target_sim_options]"
+ set info(target) "target sim $opts"
+ set info(load) "load"
+ set info(run) "run"
+ }
+
+ monitor {
+ # Setup options for the connection
+ if {[target_info exists baud]} {
+ lappend info(init) "set remotebaud [target_info baud]"
+ }
+ if {[target_info exists binarydownload]} {
+ lappend info(init) "set remotebinarydownload [target_info binarydownload]"
+ }
+ if {[target_info exists disable_x_packet]} {
+ lappend info(init) "set remote X-packet disable"
+ }
+ if {[target_info exists disable_z_packet]} {
+ lappend info(init) "set remote Z-packet disable"
+ }
+
+ # Get target name and connection info
+ if {[target_info exists gdb_protocol]} {
+ set targetname "[target_info gdb_protocol]"
+ } else {
+ set targetname "not_specified"
+ }
+ if {[target_info exists gdb_serial]} {
+ set serialport "[target_info gdb_serial]"
+ } elseif {[target_info exists netport]} {
+ set serialport "[target_info netport]"
+ } else {
+ set serialport "[target_info serial]"
+ }
+
+ set info(target) "target $targetname $serialport"
+ set info(load) "load"
+ set info(run) "continue"
+ }
+
+ native {
+ set info(run) "run"
+ }
+ }
+
+ # Export the array to the environment
+ set env(TARGET_INFO) [array get info]
+}
+
+# gdbtk tests call this function to print out the results of the
+# tests. The argument is a proper list of lists of the form:
+# {status name description msg}. All of these things typically
+# come from the testsuite harness.
+proc gdbtk_analyze_results {results} {
+ foreach test $results {
+ set status [lindex $test 0]
+ set name [lindex $test 1]
+ set description [lindex $test 2]
+ set msg [lindex $test 3]
+
+ switch $status {
+ PASS {
+ pass "$description ($name)"
+ }
+
+ FAIL {
+ fail "$description ($name)"
+ }
+
+ ERROR {
+ perror "$name"
+ }
+
+ XFAIL {
+ xfail "$description ($name)"
+ }
+
+ XPASS {
+ xpass "$description ($name)"
+ }
+ }
+ }
+}
+
+proc gdbtk_done {{results {}}} {
+ global _xvfb_spawn_id
+ gdbtk_analyze_results $results
+
+ # Kill off xvfb if using it
+ if {[info exists _xvfb_spawn_id]} {
+ _gdbtk_xvfb_exit
+ }
+}
projects / deliverable / binutils-gdb.git / commitdiff
