# Copyright (C) 2021-2022 Free Software Foundation, Inc.
#
# This file is part of the GNU Binutils.
#
# 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, write to the Free Software
# Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston,
# MA 02110-1301, USA.
#

load_file $srcdir/../../ld/testsuite/lib/ld-lib.exp

global srcdir subdir OBJDUMP
global testname
global subsrcdir

set subsrcdir "$srcdir/$subdir/"
set testname "$dir/libctf-repeat-cu.exp"

if ![is_elf_format] {
    unsupported "CTF needs bfd changes to be emitted on non-ELF"
    return 0
}

if {![check_ctf_available]} {
    unsupported "no CTF format support in the compiler"
    return 0
}

if {[info exists env(LC_ALL)]} {
    set old_lc_all $env(LC_ALL)
}
set env(LC_ALL) "C"

# Compile one SRC to OBJ and put it into ARCHIVE.
proc one_lib_compile { src flags obj archive } {
    global CC_FOR_TARGET CFLAGS_FOR_TARGET AR subsrcdir

    if [is_remote host] {
	set src [remote_download host [file join $subsrcdir $src]]
    } else {
	set src [file join $subsrcdir $src]
    }

    set comp_output [prune_warnings [run_host_cmd "$CC_FOR_TARGET" "$CFLAGS_FOR_TARGET $flags -gctf -fPIC -c -o $obj $src"]]
    if { $comp_output != "" } {
	return $comp_output
    }

    set ar_output [prune_warnings [run_host_cmd "$AR" "rc $archive $obj"]]
    return $comp_output
}

# Compile one SRC to OBJ and put it into ARCHIVE: error-check the result.
proc one_lib_compile_check { src flags obj archive } {
    global testname

    set comp_output [one_lib_compile $src $flags $obj $archive]

    if { $comp_output != ""} {
	send_log "compilation of $src with $flags failed with <$comp_output>"
	perror "compilation of $src with $flags failed"
	fail $testname
	return 0
    }
    return 1
}

if { ! [one_lib_compile_check libctf-repeat-cu-lib.c "-DINT -DFUN=a" tmpdir/libctf-repeat-cu-lib.o tmpdir/a.a] } {
    return 0
}

if { ! [one_lib_compile_check libctf-repeat-cu-lib.c "-DCHAR -DFUN=b" tmpdir/libctf-repeat-cu-lib.o tmpdir/b.a] } {
    return 0
}

if { ! [one_lib_compile_check libctf-repeat-cu-lib.c "-DFUN=c" tmpdir/libctf-repeat-cu-lib.o tmpdir/c.a] } {
    return 0
}

if [is_remote host] {
    set src [remote_download host [file join $subsrcdir libctf-repeat-cu-main.c]]
} else {
    set src [file join $subsrcdir libctf-repeat-cu-main.c]
}

set comp_output [prune_warnings [run_host_cmd "$CC_FOR_TARGET" "$CFLAGS_FOR_TARGET -gctf -fPIC -shared -o tmpdir/libctf-repeat-cu-main.so $src tmpdir/a.a tmpdir/b.a tmpdir/c.a"]]
if { $comp_output != "" } {
    send_log "compilation of tmpdir/libctf-repeat-cu-main.so failed"
    perror "compilation of tmpdir/libctf-repeat-cu-main.so failed"
    fail $testname
    return $comp_output
}

set comp_output [prune_warnings [run_host_cmd "$OBJDUMP" "--ctf tmpdir/libctf-repeat-cu-main.so > tmpdir/dump.out"]]

if { [regexp_diff "tmpdir/dump.out"  [file join $subsrcdir libctf-repeat-cu.d] ] } {
    fail $testname
    if { $verbose == 2 } then { verbose "output is [file_contents tmpdir/dump.out]" 2 }
}

pass $testname

if {[info exists old_lc_all]} {
    set env(LC_ALL) $old_lc_all
} else {
    unset env(LC_ALL)
}