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gcc/libstdc++-v3/testsuite/lib/libstdc++.exp
Richard Henderson a14fd7f564 libstdc++.exp (dg-test): Explicitly run the program in the current directory. 
* testsuite/lib/libstdc++.exp (dg-test): Explicitly run
        the program in the current directory.

From-SVN: r41234
2001-04-10 17:03:51 -07:00

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# Copyright (C) 2001 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 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.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
# Please email any bugs, comments, and/or additions to this file to:
# libstdc++@gcc.gnu.org
#
# This file is contributed by Gabriel Dos Reis <gdr@codesourcery.com>
## This file contains support routines for dg.exp based testsuite
## framework.
## The global associative array lib_env contains the totality
## of options necessary to run testcases; the meanings of which are
## as follows:
## lib_env(CXX) The compiler used to run testcases.
## lib_env(CXXFLAGS) Special flags passed to the compiler.
## lib_env(INCLUDES) Includes options to pass to the compiler.
## lib_env(LDFLAGS) Additional library flags.
## lib_env(LIBTOOL) Path to the `libtool' script.
## lib_env(SRC_DIR) Where V3 master source lives.
## lib_env(BUILD_DIR) Where V3 is built.
## lib_env(static) Flags to pass to the linker to build a
## statically linked executable.
## lib_env(shared) Flags to pass to the linker to build a
## dynamically linked executable.
## lib_env(testcase_options) Options specified by current testcase.
## These are specified through the @xxx@-keywords.
load_lib dg.exp
## Initialization routine.
proc libstdc++-dg-init { args } {
global lib_env
global srcdir
global outdir
global dg-do-what-default
# By default, we assume we want to run program images.
set dg-do-what-default run
# Get the source and the build directories.
set src-dir [lookfor_file $srcdir libstdc++-v3]
set build-dir [lookfor_file $outdir libstdc++-v3]
# Set proper environment variables for the framework.
libstdc++-setup-flags ${src-dir} ${build-dir}
# mkcheck.in used to output these information.
set output [remote_exec host $lib_env(CXX) -v]
# XXX don't try clever formatting hacks at the moment
# if { [lindex $output 0] == 0 } {
# set output [lindex $output 1]
# regexp "gcc version.*$" $output version
# regsub "\n+" $version "" version
# clone_output "Compiler: $version"
# clone_output "Compiler flags: $lib_env(CXXFLAGS)"
# } else {
# perror "Cannot determine compiler version: [lindex $output 1]"
# }
}
## dg.exp callback. Called from dg-test to run PROGRAM.
##
## This is the heart of the framework. For the time being, it is
## pretty much baroque, but it will improve as time goes.
proc libstdc++_load { prog } {
global lib_env
set opts $lib_env(testcase_options)
set results [remote_load target $lib_env(LIBTOOL) "--mode=execute $prog"]
if { [lindex $results 0] == "pass" && [info exists opts(diff)] } {
# FIXME: We should first test for any mentioned @output@ file here
# before taking any other action.
set firsts [glob -nocomplain [lindex $opts(diff) 0]]
set seconds [glob -nocomplain [lindex $opts(diff) 1]]
foreach f $firsts s $seconds {
if { [diff $f $s] == 0 } {
# FIXME: Well we should report a message. But for the time
# being, just pretend there is nothing much to say.
# Yes, that is silly, I know. But we need, first, to
# to have a working framework.
break
}
}
}
return $results
}
## Nothing particular to do.
proc libstdc++_exit { } {
}
## Output the version of the libs tested.
proc libstdc++_version { } {
global lib_env
set version "undeterminated"
# This file contains the library configuration, built at configure time.
set config-file $lib_env(BUILD_DIR)/include/bits/c++config.h
set version_pattern "__GLIBCPP__\[ \t\]\+\[0-9\]\+"
if [file exists ${config-file}] {
set version [grep ${config-file} $version_pattern]
regexp "\[0-9\]\+" $version version
}
clone_output "$lib_env(SRC_DIR) version $version"
return 0
}
## Main loop. Loop over TEST-DIRECTORIES and run each testcase
## found therein.
proc libstdc++_runtest { testdirs } {
global runtests
global srcdir
global outdir
set top-tests-dir [pwd]
foreach d $testdirs {
set testfiles [glob -nocomplain $d/*.C $d/*.cc]
if { [llength $testfiles] == 0 } {
continue
}
# Make the appropriate test-dirs with related .libs/ subdir
# to keep libtool happy.
set td "$outdir/[dg-trim-dirname $srcdir $d]"
maybe-make-directory $td
maybe-make-directory $td/.libs
cd $td;
foreach testfile $testfiles {
# If we're not supposed to test this file, just skip it.
if ![runtest_file_p $runtests $testfile] {
continue
}
# verbose "Testing [dg-trim-dirname $srcdir $testfile]"
libstdc++_do_test $testfile static
libstdc++_do_test $testfile shared
}
cd ${top-tests-dir}
}
}
## dg.exp callback. Main test-running routine. Called from
## dg-test.
##
## TESTCASE is the file-name of the program to test;
## COMPILE_TYPE is the kind of compilation to apply to TESTCASE;
## current compilation kinds are: preprocess, compile,
## assemble, link, run.
proc libstdc++-dg-test { testfile compile_type additional-options } {
global srcdir; global outdir
global lib_env
global which_library
# Prepare for compilation output
set comp_output ""
# By default, we want to use libtool to compile and run tests.
set lt $lib_env(LIBTOOL)
set lt_args "--tag=CXX"
libstdc++-process-options $testfile
set output_file [file rootname [file tail $testfile]]
switch $compile_type {
"preprocess" {
set lt $lib_env(CXX)
set lt_args "-E $lib_env(INCLUDES) $testfile -o $output_file.ii"
}
"compile" {
set lt $lib_env(CXX)
set lt_args "-S $lib_env(INCLUDES) $testfile -o $output_file.s"
}
"assemble" {
append lt_args " --mode=compile $lib_env(FLAGS) $testfile"
}
"run" -
"link" {
# If we're asked to run a testcase, then just do a `link'.
# Later, the framework will load the program image through
# libstdc++_load callback.
if { $which_library == "static" } {
append output_file ".st-exe"
} else {
append output_file ".sh-exe"
}
append lt_args " --mode=link $lib_env(FLAGS) \
$lib_env($which_library) $testfile \
-o $output_file $lib_env(LDFLAGS)"
}
default {
perror "$compile_type: option not recognized"
}
}
set results [remote_exec host $lt "$lt_args ${additional-options}"]
if { [lindex $results 0] != 0 } {
set comp_output [lindex $results 1];
}
return [list $comp_output $output_file]
}
## Get options necessary to properly run testcases.
## SRC-DIR is the library top source directory e.g. something like
## /codesourcery/egcs/libstdc++
## BUILD-DIR is top build directory e.g. something like
## /tmp/egcs/i686-pc-linux-gnu/libstdc++
proc libstdc++-setup-flags {src-dir build-dir} {
global lib_env
set tmp [remote_exec host ${build-dir}/tests_flags "--built-library ${build-dir} ${src-dir}"]
set status [lindex $tmp 0]
set output [lindex $tmp 1]
if { $status == 0 } {
set flags [split $output :]
set lib_env(BUILD_DIR) [lindex $flags 0]
set lib_env(SRC_DIR) [lindex $flags 1]
set lib_env(CXX) [lindex $flags 3]
set lib_env(CXXFLAGS) [lindex $flags 4]
set lib_env(INCLUDES) [lindex $flags 5]
set lib_env(LDFLAGS) [lindex $flags 6]
# This is really really fragile. We should find a better away to
# tell the framework which flags to use for static/shared libraries.
set lib_env(static) "-static"
set lib_env(shared) ""
set lib_env(LIBTOOL) "$lib_env(BUILD_DIR)/libtool"
set lib_env(FLAGS) "$lib_env(CXX) \
$lib_env(INCLUDES) $lib_env(CXXFLAGS)"
} else {
perror "$output"
}
}
proc maybe-make-directory {dir} {
if {![file isdirectory $dir]} {
file mkdir $dir
}
}
proc libstdc++_do_test { testfile lib } {
global which_library; set which_library $lib
## Is it planed to handle -keep-output throught @xxx@-option
dg-test -keep-output $testfile "" ""
}
## Process @xxx@ options.
proc libstdc++-process-options { testfile } {
global lib_env
array set opts { diff {} output {} require {} }
set percent [file rootname [file tail $testfile]]
set option-pattern "@.*@.*"
set results [grep $testfile ${option-pattern}]
if ![string match "" $results] {
foreach o $results {
regexp "@(.*)@(.*)" $o o key value
regsub -all "%" $value "$percent" value
# Not yet supported: keep-output, output, link-against
switch $key {
"diff" -
"keep-output" -
"link-against" -
"output" -
"require" { }
default {
perror "libstdc++: Invalid option-specification `$o'"
}
}
set opts($key) $value
unset key value
}
}
set lib_env(testcase_options) [array get opts]
# copy any required data files.
if ![string match "" $opts(require)] {
set src [file dirname $testfile]
set dst [pwd]
foreach f $opts(require) {
foreach t [glob -nocomplain "$src/$f"] {
file copy -force $t $dst
}
}
}
}
###
### The following is an abominable hack, non-commendable software practice.
### This is supposed to be a very-very short term solution.
### Please, do not add any piece of code without my approval.
### -- Gaby
###
# dg-test -- runs a new style DejaGnu test
#
# Syntax: dg-test [-keep-output] prog tool_flags default_extra_tool_flags
#
# PROG is the full path name of the file to pass to the tool (eg: compiler).
# TOOL_FLAGS is a set of options to always pass.
# DEFAULT_EXTRA_TOOL_FLAGS are additional options if the testcase has none.
#proc dg-test { prog tool_flags default_extra_tool_flags } {
proc dg-test { args } {
global dg-do-what-default dg-interpreter-batch-mode dg-linenum-format
global errorCode errorInfo
global tool
global srcdir ;# eg: /calvin/dje/devo/gcc/./testsuite/
global host_triplet target_triplet
global which_library
set keep 0
set i 0
if { [string index [lindex $args 0] 0] == "-" } {
for { set i 0 } { $i < [llength $args] } { incr i } {
if { [lindex $args $i] == "--" } {
incr i
break
} elseif { [lindex $args $i] == "-keep-output" } {
set keep 1
} elseif { [string index [lindex $args $i] 0] == "-" } {
clone_output "ERROR: dg-test: illegal argument: [lindex $args $i]"
return
} else {
break
}
}
}
if { $i + 3 != [llength $args] } {
clone_output "ERROR: dg-test: missing arguments in call"
return
}
set prog [lindex $args $i]
set tool_flags [lindex $args [expr $i + 1]]
set default_extra_tool_flags [lindex $args [expr $i + 2]]
set text "\[- A-Za-z0-9\.\;\"\_\:\'\`\(\)\!\#\=\+\?\&\*]*"
set name [dg-trim-dirname $srcdir $prog]
# If we couldn't rip $srcdir out of `prog' then just do the best we can.
# The point is to reduce the unnecessary noise in the logs. Don't strip
# out too much because different testcases with the same name can confuse
# `test-tool'.
if [string match "/*" $name] {
set name "[file tail [file dirname $prog]]/[file tail $prog]"
}
# Process any embedded dg options in the testcase.
# Use "" for the second element of dg-do-what so we can tell if it's been
# explicitly set to "S".
set dg-do-what [list ${dg-do-what-default} "" P]
set dg-excess-errors-flag 0
set dg-messages ""
set dg-extra-tool-flags $default_extra_tool_flags
set dg-final-code ""
# `dg-output-text' is a list of two elements: pass/fail and text.
# Leave second element off for now (indicates "don't perform test")
set dg-output-text "P"
# Define our own "special function" `unknown' so we catch spelling errors.
# But first rename the existing one so we can restore it afterwards.
catch {rename dg-save-unknown ""}
rename unknown dg-save-unknown
proc unknown { args } {
return -code error "unknown dg option: $args"
}
set tmp [dg-get-options $prog]
foreach op $tmp {
verbose "Processing option: $op" 3
set status [catch "$op" errmsg]
if { $status != 0 } {
if { 0 && [info exists errorInfo] } {
# This also prints a backtrace which will just confuse
# testcase writers, so it's disabled.
perror "$name: $errorInfo\n"
} else {
perror "$name: $errmsg for \"$op\"\n"
}
# ??? The call to unresolved here is necessary to clear `errcnt'.
# What we really need is a proc like perror that doesn't set errcnt.
# It should also set exit_status to 1.
unresolved "$name: $errmsg for \"$op\""
return
}
}
# Restore normal error handling.
rename unknown ""
rename dg-save-unknown unknown
# Record the final set of flags, to tag log entries with.
set label "$which_library $tool_flags ${dg-extra-tool-flags}"
# If we're not supposed to try this test on this target, we're done.
if { [lindex ${dg-do-what} 1] == "N" } {
unsupported "$name"
verbose "$name not supported on this target, skipping it" 3
return
}
# Run the tool and analyze the results.
# The result of ${tool}-dg-test is in a bit of flux.
# Currently it is the name of the output file (or "" if none).
# If we need more than this it will grow into a list of things.
# No intention is made (at this point) to preserve upward compatibility
# (though at some point we'll have to).
set results [${tool}-dg-test $prog [lindex ${dg-do-what} 0] "$tool_flags ${dg-extra-tool-flags}"];
set comp_output [lindex $results 0];
set output_file [lindex $results 1];
#send_user "\nold_dejagnu.exp: comp_output1 = :$comp_output:\n\n"
#send_user "\nold_dejagnu.exp: message = :$message:\n\n"
#send_user "\nold_dejagnu.exp: message length = [llength $message]\n\n"
foreach i ${dg-messages} {
verbose "Scanning for message: $i" 4
# Remove all error messages for the line [lindex $i 0]
# in the source file. If we find any, success!
set line [lindex $i 0]
set pattern [lindex $i 2]
set comment [lindex $i 3]
#send_user "Before:\n$comp_output\n"
if [regsub -all "(^|\n)(\[^\n\]+$line\[^\n\]*($pattern)\[^\n\]*\n?)+" $comp_output "\n" comp_output] {
set comp_output [string trimleft $comp_output]
set ok pass
set uhoh fail
} else {
set ok fail
set uhoh pass
}
#send_user "After:\n$comp_output\n"
# $line will either be a formatted line number or a number all by
# itself. Delete the formatting.
scan $line ${dg-linenum-format} line
switch [lindex $i 1] {
"ERROR" {
$ok "$name $comment (test for errors, line $line), $label"
}
"XERROR" {
x$ok "$name $comment (test for errors, line $line), $label"
}
"WARNING" {
$ok "$name $comment (test for warnings, line $line), $label"
}
"XWARNING" {
x$ok "$name $comment (test for warnings, line $line), $label"
}
"BOGUS" {
$uhoh "$name $comment (test for bogus messages, line $line), $label"
}
"XBOGUS" {
x$uhoh "$name $comment (test for bogus messages, line $line), $label"
}
"BUILD" {
$uhoh "$name $comment (test for build failure, line $line), $label"
}
"XBUILD" {
x$uhoh "$name $comment (test for build failure, line $line), $label"
}
"EXEC" { }
"XEXEC" { }
}
#send_user "\nold_dejagnu.exp: comp_output2= :$comp_output:\n\n"
}
#send_user "\nold_dejagnu.exp: comp_output3 = :$comp_output:\n\n"
# Remove messages from the tool that we can ignore.
#send_user "comp_output: $comp_output\n"
set comp_output [prune_warnings $comp_output]
if { [info proc ${tool}-dg-prune] != "" } {
set comp_output [${tool}-dg-prune $target_triplet $comp_output]
switch -glob $comp_output {
"::untested::*" {
regsub "::untested::" $comp_output "" message
untested "$name: $message"
return
}
"::unresolved::*" {
regsub "::unresolved::" $comp_output "" message
unresolved "$name: $message"
return
}
"::unsupported::*" {
regsub "::unsupported::" $comp_output "" message
unsupported "$name: $message"
return
}
}
}
# See if someone forgot to delete the extra lines.
regsub -all "\n+" $comp_output "\n" comp_output
regsub "^\n+" $comp_output "" comp_output
#send_user "comp_output: $comp_output\n"
# Don't do this if we're testing an interpreter.
# FIXME: why?
if { ${dg-interpreter-batch-mode} == 0 } {
# Catch excess errors (new bugs or incomplete testcases).
if ${dg-excess-errors-flag} {
setup_xfail "*-*-*"
}
if ![string match "" $comp_output] {
fail "$name (test for excess errors), $label"
send_log "Excess errors:\n$comp_output\n"
} else {
pass "$name (test for excess errors), $label"
}
}
# Run the executable image if asked to do so.
# FIXME: This is the only place where we assume a standard meaning to
# the `keyword' argument of dg-do. This could be cleaned up.
if { [lindex ${dg-do-what} 0] == "run" } {
if ![file exists $output_file] {
warning "$name compilation failed to produce executable"
} else {
set status -1
set result [${tool}_load ./$output_file]
set status [lindex $result 0];
set output [lindex $result 1];
#send_user "After exec, status: $status\n"
if { [lindex ${dg-do-what} 2] == "F" } {
setup_xfail "*-*-*"
}
if { "$status" == "pass" } {
pass "$name (execution test), $label"
verbose "Exec succeeded." 3
if { [llength ${dg-output-text}] > 1 } {
#send_user "${dg-output-text}\n"
if { [lindex ${dg-output-text} 0] == "F" } {
setup_xfail "*-*-*"
}
set texttmp [lindex ${dg-output-text} 1]
if { ![regexp $texttmp ${output}] } {
fail "$name output pattern test, is ${output}, should match $texttmp"
verbose "Failed test for output pattern $texttmp" 3
} else {
pass "$name output pattern test, $texttmp"
verbose "Passed test for output pattern $texttmp" 3
}
unset texttmp
}
} elseif { "$status" == "fail" } {
# It would be nice to get some info out of errorCode.
if [info exists errorCode] {
verbose "Exec failed, errorCode: $errorCode" 3
} else {
verbose "Exec failed, errorCode not defined!" 3
}
fail "$name (execution test), $label"
} else {
$status "$name (execution test), $label"
}
}
}
# Are there any further tests to perform?
# Note that if the program has special run-time requirements, running
# of the program can be delayed until here. Ditto for other situations.
# It would be a bit cumbersome though.
if ![string match ${dg-final-code} ""] {
regsub -all "\\\\(\[{}\])" ${dg-final-code} "\\1" dg-final-code
# Note that the use of `args' here makes this a varargs proc.
proc dg-final-proc { args } ${dg-final-code}
verbose "Running dg-final tests." 3
verbose "dg-final-proc:\n[info body dg-final-proc]" 4
if [catch "dg-final-proc $prog" errmsg] {
perror "$name: error executing dg-final: $errmsg"
# ??? The call to unresolved here is necessary to clear `errcnt'.
# What we really need is a proc like perror that doesn't set errcnt.
# It should also set exit_status to 1.
unresolved "$name: error executing dg-final: $errmsg"
}
}
# Do some final clean up.
# When testing an interpreter, we don't compile something and leave an
# output file.
if { ! ${keep} && ${dg-interpreter-batch-mode} == 0 } {
catch "exec rm -f $output_file"
}
}
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