xref: /src/tests/usr.bin/ld/t_script.sh

#	$NetBSD: t_script.sh,v 1.2 2014/11/15 03:10:01 uebayasi Exp $
#
# Copyright (c) 2014 The NetBSD Foundation, Inc.
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atf_test_case multisec
multisec_head() {
	atf_set "descr" "check if multiple SECTIONS commands work"
	atf_set "require.progs" "cc" "ld" "readelf" "nm" "sed" "grep"
}

multisec_body() {
	cat > test.c << EOF
#include <sys/cdefs.h>
char a __section(".data.a") = 'a';
char b __section(".data.b") = 'b';
char c __section(".data.c") = 'c';
EOF
	atf_check -s exit:0 -o ignore -e ignore cc -c test.c

	cat > test.x << EOF
SECTIONS {
	.data : {
		*(.data)
		*(.data.a)
	}
}
SECTIONS {
	.data : {
		*(.data)
		*(.data.b)
	}
}
EOF
	atf_check -s exit:0 -o ignore -e ignore \
	    ld -r -T test.x -Map test.map -o test.ro test.o
	extract_section_names test.ro >test.secs
	extract_symbol_names test.ro >test.syms
	assert_nosec '\.data\.a'
	assert_nosec '\.data\.b'
	assert_sec '\.data\.c'
}

extract_section_names() {
	readelf -S "$1" |
	sed -ne '/\] \./ { s/^.*\] //; s/ .*$//; p }'
}

extract_symbol_names() {
	nm -n "$1" |
	sed -e 's/^.* //'
}

assert_sec() {
	atf_check -s exit:0 -o ignore -e ignore \
	    grep "^$1\$" test.secs
}

assert_nosec() {
	atf_check -s exit:1 -o ignore -e ignore \
	    grep "^$1\$" test.secs
}

atf_init_test_cases()
{

	atf_add_test_case multisec
}