binutils-gdb/ld/testsuite/lib/ld.exp
1996-10-01 19:53:02 +00:00

320 lines
7.6 KiB
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#
# default_ld_version
# extract and print the version number of ld
#
proc default_ld_version { ld } {
global host_triplet
if { [which $ld] == 0 } then {
perror "$ld does not exist"
exit 1
}
catch "exec $ld --version" tmp
set tmp [prune_system_crud $host_triplet $tmp]
regexp "\[^\n\]* (cygnus-|)(\[-0-9.a-zA-Z-\]+)\[\r\n\].*" $tmp version cyg number
if [info exists number] then {
clone_output "$ld $number\n"
}
}
#
# default_ld_relocate
# link an object using relocation
#
proc default_ld_relocate { ld target objects } {
global HOSTING_EMU
global host_triplet
if { [which $ld] == 0 } then {
perror "$ld does not exist"
return 0
}
verbose -log "$ld $HOSTING_EMU -o $target -r $objects"
catch "exec $ld $HOSTING_EMU -o $target -r $objects" exec_output
set exec_output [prune_system_crud $host_triplet $exec_output]
if [string match "" $exec_output] then {
return 1
} else {
verbose -log "$exec_output"
return 0
}
}
#
# default_ld_link
# link a program using ld
#
proc default_ld_link { ld target objects } {
global HOSTING_EMU
global HOSTING_CRT0
global HOSTING_LIBS
global host_triplet
set objs "$HOSTING_CRT0 $objects"
set libs "$HOSTING_LIBS"
if { [which $ld] == 0 } then {
perror "$ld does not exist"
return 0
}
verbose -log "$ld $HOSTING_EMU -o $target $objs $libs"
catch "exec $ld $HOSTING_EMU -o $target $objs $libs" exec_output
set exec_output [prune_system_crud $host_triplet $exec_output]
if [string match "" $exec_output] then {
return 1
} else {
verbose -log "$exec_output"
return 0
}
}
#
# default_ld_simple_link
# link a program using ld, without including any libraries
#
proc default_ld_simple_link { ld target objects } {
global host_triplet
if { [which $ld] == 0 } then {
perror "$ld does not exist"
return 0
}
verbose -log "$ld -o $target $objects"
catch "exec $ld -o $target $objects" exec_output
set exec_output [prune_system_crud $host_triplet $exec_output]
# We don't care if we get a warning about a non-existent start
# symbol, since the default linker script might use ENTRY.
regsub -all "(^|\n)($ld: warning: cannot find entry symbol\[^\n\]*\n?)" $exec_output "\\1" exec_output
if [string match "" $exec_output] then {
return 1
} else {
verbose -log "$exec_output"
return 0
}
}
#
# default_ld_compile
# compile an object using cc
#
proc default_ld_compile { cc source object } {
global CFLAGS
global srcdir
global subdir
global host_triplet
set cc_prog $cc
if {[llength $cc_prog] > 1} then {
set cc_prog [lindex $cc_prog 0]
}
if {[which $cc_prog] == 0} then {
perror "$cc_prog does not exist"
return 0
}
catch "exec rm -f $object" exec_output
verbose -log "$cc -I$srcdir$subdir -c $CFLAGS $source -o $object"
catch "exec $cc -I$srcdir$subdir -c $CFLAGS $source -o $object" exec_output
set exec_output [prune_system_crud $host_triplet $exec_output]
if [string match "" $exec_output] then {
if {![file exists $object]} then {
regexp ".*/(\[^/\]*)$" $source all dobj
regsub "\\.c" $dobj ".o" realobj
verbose "looking for $realobj"
if {[file exists $realobj]} then {
verbose -log "mv $realobj $object"
catch "exec mv $realobj $object" exec_output
set exec_output [prune_system_crud $host_triplet $exec_output]
if {![string match "" $exec_output]} then {
verbose -log "$exec_output"
perror "could not move $realobj to $object"
return 0
}
} else {
perror "$object not found after compilation"
return 0
}
}
return 1
} else {
verbose -log "$exec_output"
perror "$source: compilation failed"
return 0
}
}
#
# default_ld_assemble
# assemble a file
#
proc default_ld_assemble { as source object } {
global ASFLAGS
global host_triplet
if {[which $as] == 0} then {
perror "$as does not exist"
return 0
}
if ![info exists ASFLAGS] { set ASFLAGS "" }
verbose -log "$as $ASFLAGS -o $object $source"
catch "exec $as $ASFLAGS -o $object $source" exec_output
set exec_output [prune_system_crud $host_triplet $exec_output]
if [string match "" $exec_output] then {
return 1
} else {
verbose -log "$exec_output"
perror "$source: assembly failed"
return 0
}
}
#
# default_ld_nm
# run nm on a file, putting the result in the array nm_output
#
proc default_ld_nm { nm object } {
global NMFLAGS
global nm_output
global host_triplet
if {[which $nm] == 0} then {
perror "$nm does not exist"
return 0
}
if ![info exists NMFLAGS] { set NMFLAGS "" }
verbose -log "$nm $NMFLAGS $object >tmpdir/nm.out"
catch "exec $nm $NMFLAGS $object >tmpdir/nm.out" exec_output
set exec_output [prune_system_crud $host_triplet $exec_output]
if [string match "" $exec_output] then {
set file [open tmpdir/nm.out r]
while { [gets $file line] != -1 } {
verbose "$line" 2
if [regexp "^(\[0-9a-fA-F\]+) \[a-zA-Z0-9\] (.+)$" $line whole value name] {
verbose "Setting nm_output($name) to 0x$value" 2
set nm_output($name) 0x$value
}
}
close $file
return 1
} else {
verbose -log "$exec_output"
perror "$object: nm failed"
return 0
}
}
#
# simple_diff
# compares two files line-by-line
# returns differences if exist
# returns null if file(s) cannot be opened
#
proc simple_diff { file_1 file_2 } {
global target
set eof -1
set differences 0
if [file exists $file_1] then {
set file_a [open $file_1 r]
} else {
warning "$file_1 doesn't exist"
return
}
if [file exists $file_2] then {
set file_b [open $file_2 r]
} else {
fail "$file_2 doesn't exist"
return
}
verbose "# Diff'ing: $file_1 $file_2\n" 2
while { [gets $file_a line] != $eof } {
if [regexp "^#.*$" $line] then {
continue
} else {
lappend list_a $line
}
}
close $file_a
while { [gets $file_b line] != $eof } {
if [regexp "^#.*$" $line] then {
continue
} else {
lappend list_b $line
}
}
close $file_b
for { set i 0 } { $i < [llength $list_a] } { incr i } {
set line_a [lindex $list_a $i]
set line_b [lindex $list_b $i]
verbose "\t$file_1: $i: $line_a\n" 3
verbose "\t$file_2: $i: $line_b\n" 3
if [string compare $line_a $line_b] then {
verbose -log "\t$file_1: $i: $line_a\n"
verbose -log "\t$file_2: $i: $line_b\n"
fail "Test: $target"
return
}
}
if { [llength $list_a] != [llength $list_b] } {
fail "Test: $target"
return
}
if $differences<1 then {
pass "Test: $target"
}
}
# This definition is taken from an unreleased version of DejaGnu. Once
# that version gets released, and has been out in the world for a few
# months at least, it may be safe to delete this copy.
if ![string length [info proc prune_system_crud]] {
#
# prune_system_crud -- delete various system verbosities from TEXT on SYSTEM
#
# An example is:
# ld.so: warning: /usr/lib/libc.so.1.8.1 has older revision than expected 9
#
# SYSTEM is typical $target_triplet or $host_triplet.
#
# This is useful when trying to do pattern matches on program output.
# Sites with particular verbose os's may wish to override this in site.exp.
#
proc prune_system_crud { system text } {
# This is from sun4's. Do it for all machines for now.
# The "\\1" is to try to preserve a "\n" but only if necessary.
regsub -all "(^|\n)(ld.so: warning:\[^\n\]*\n?)+" $text "\\1" text
# It might be tempting to get carried away and delete blank lines, etc.
# Just delete *exactly* what we're ask to, and that's it.
return $text
}
}