Second commit

Signed-off-by: Mattias Andrée <maandree@kth.se>

1 files changed, 588 insertions, 0 deletions

diff --git a/test b/test
new file mode 100755
index 0000000..803f45f
--- /dev/null
+++ b/test
@@ -0,0 +1,588 @@
+#!/bin/sh
+# See LICENSE file for copyright and license details.
+
+if test $# = 0; then
+	if "$0" fail for me; then
+		printf 'Testing is broken!\n' >&2
+		exit 2
+	fi
+	"$0" $$
+	r=$?
+	rm -f -- .?-$$.tmp
+	exit $r
+fi
+
+
+set -e
+test $# = 1
+pid=$1
+a=.a-$pid.tmp
+b=.b-$pid.tmp
+PATH="$(dirname -- "$0")/testutil:$PATH"
+export PATH
+
+
+
+stderr () {
+	("$@") 2>&1 >/dev/null
+}
+
+getlist () {
+	getlist_list="$1"
+	shift 1
+	if test $# = 0; then set cat; fi
+	"$@" < libsyscalls.h \
+	| tr , '\n' \
+	| sed -n 's/^\s*LIBSYSCALLS_'"${getlist_list}"'_\([A-Z0-9_]\+\(\s*=\s*[ 0-9A-Fa-fxXULul()^&|!*/<>~+-]\+\)\?\)\b.*$/\1/p' \
+	| tr = ' ' \
+	| (i=0; while read name value; do
+		if test -n "$value"; then
+			i=$(( $(printf '%s\n' "$value" | tr -d 'ULul') ))
+			i=$(printf '%s\n' "$i" | cut -d . -f 1)
+		fi
+		printf '%i %s\n' $(( i++ )) $name;
+	done)
+}
+
+getnamelist () {
+	getlist "$@" | cut -d ' ' -f 2
+}
+
+getnumlist () {
+	getlist "$@" | cut -d ' ' -f 1
+}
+
+getname () {
+	(getlist "$1" | grep "^$2 " | cut -d ' ' -f 2 | tee /dev/stderr | grep . >/dev/null) 2>&1
+}
+
+getnum () {
+	(getlist "$1" | grep " $2"\$ | cut -d ' ' -f 1 | tee /dev/stderr | grep . >/dev/null) 2>&1
+}
+
+lookupname () {
+	(printf '%s\n' "$1" | grep "^$2 " | cut -d ' ' -f 2 | tee /dev/stderr | grep . >/dev/null) 2>&1
+}
+
+lookupnum () {
+	(printf '%s\n' "$1" | grep " $2"\$ | cut -d ' ' -f 1 | tee /dev/stderr | grep . >/dev/null) 2>&1
+}
+
+issupported () {
+	if test $# = 1; then
+		printf '%s\n' ${SUPPORTED_OSES} | grep -i "^$1"\$ > /dev/null
+	else
+		printf '%s\n' ${SUPPORTED_OSES} | grep -i "^$1"\$ > /dev/null &&
+		env | sed -n 's/^SUPPORTED_'"$1"'_ARCHES=//p' | xargs printf '%s\n' | grep -i "^$2"\$ > /dev/null
+	fi
+}
+
+
+
+set -v
+
+
+# self check
+(
+	set -e
+	stderr_printf () {
+		printf "$@" >&2
+	}
+	test "$(stderr_printf 'hello\n')" = ''
+	test "$(stderr stderr_printf 'hello\n' 2>&1)" = 'hello'
+	(! (false > $a) )
+	getname OS 0
+	(! getname OS)
+	getnum OS LINUX
+	(! getnum OS 0)
+	getnamelist OS | grep LINUX
+	getnamelist ARCH | grep AMD64_X32
+	getnumlist OS | grep '^0$'
+	getnumlist ARCH | grep 10
+	getnumlist OS ${CPP} | grep '^0$'
+	test -n "${CPP}"
+	test "$(getname OS 0)" = LINUX
+	test "$(getnum OS LINUX)" = 0
+	test "$(lookupnum "$(getlist OS)" LINUX)" = 0
+	test "$(lookupname "$(getlist OS)" 0)" = LINUX
+	printf 'a\n' > $a
+	printf 'b\n' > $b
+	(! diff -u $a $b)
+	printf 'a\n' > $b
+	diff -u $a $b
+	for os in ${SUPPORTED_OSES}; do
+		issupported $os
+		for arch in $(env | sed -n 's/^SUPPORTED_'"$os"'_ARCHES=//p' | xargs printf '%s\n'); do
+			issupported $os $arch
+		done
+	done
+) >/dev/null 2>/dev/null
+
+
+
+### enums ###
+
+cpp_enum_clean () {
+	$CPP < libsyscalls.h | grep -v '#' | tr '\n,{}' ' \n\n\n'
+}
+check_enum_good () {
+	test -n "$(getnamelist "$@")"
+	test -n "$(getnumlist "$@")"
+	test -z "$(getnamelist "$@" | sort | uniq -d)"
+	test -z "$(getnumlist "$@" | sort | uniq -d)"
+	(( "$(getnumlist "$@" | sort -n | sed -n \$p)" <= 0xFFFF ))
+}
+check_enum_good OS
+check_enum_good ARCH
+check_enum_good CAT
+for cat in $(getnamelist CAT); do
+	if test "$cat" = SUPPORT_PENDING || test "$cat" = NOT_IMPLEMENTED; then
+		continue
+	fi
+	check_enum_good ${cat}_SUBCAT
+	grep -i "enum.libsyscalls_${cat}_syscall_subcategory"'\s\+'"$cat"\\b < libsyscalls.h >/dev/null
+done
+check_enum_good SIGN
+check_enum_good ANNOTATION
+check_enum_good SECTION
+check_enum_good TYPE cpp_enum_clean
+types="$(getlist TYPE cpp_enum_clean)"
+
+
+
+### libsyscalls errors ###
+
+strerror-all.tu > $a
+stderr perror-all.tu > $b
+diff -u $a $b
+test $(wc -l < $a) -ge 10
+
+strerror-bad.tu > $a
+stderr perror-bad.tu > $b
+diff -u $a $b
+test $(wc -l < $a) = 2
+grep -i '\(un\|not \)recogni[sz]ed' > /dev/null < $a
+test "$(sed 1q < $a)" = "$(sed 1d < $a)"
+
+for t in perror-bad.tu perror-all.tu; do
+	stderr $t "" > $a
+	stderr $t > $b
+	diff -u $a $b
+
+	stderr $t "test" > $a
+	stderr $t > $b
+	(! diff -u $a $b >/dev/null)
+
+	stderr $t "test" > $a
+	stderr $t | sed 's/^/test: /' > $b
+	diff -u $a $b
+done
+
+strerror-all.tu > $a
+list-errors.tu > $b
+(! grep '^-' >/dev/null < $b)
+grep '^[0-9]\+ ' >/dev/null < $b
+grep '^[0-9]\+ LIBSYSCALLS_E_[A-Z]\+ ' >/dev/null < $b
+grep '^[0-9]\+ LIBSYSCALLS_E_[A-Z]\+ [A-Z].*[^.]$' >/dev/null < $b
+cut -d ' ' -f 3- < $b | diff -u $a -
+sed 1q < $b | grep '^0 LIBSYSCALLS_E_OK Success$' >/dev/null
+test -z "$(cut -d ' ' -f 1 < $b | sort | uniq -d)"
+test -z "$(cut -d ' ' -f 2 < $b | sort | uniq -d)"
+test -z "$(cut -d ' ' -f 3- < $b | sort | uniq -d)"
+
+test "$(get-error.tu LIBSYSCALLS_E_OK)" = 'Success'
+test "$(get-error.tu LIBSYSCALLS_E_OSNOSUP)" = 'Operating system not supported'
+test "$(get-error.tu LIBSYSCALLS_E_NOSUCHSYSCALL)" = 'No such system call'
+
+# This can be updated, its just to check that nothing is accidentally changed in LIBSYSCALLS_LIST_ERRORS
+cat > $a <<.
+0 LIBSYSCALLS_E_OK Success
+1 LIBSYSCALLS_E_OSNOSUP Operating system not supported
+2 LIBSYSCALLS_E_ARCHNOSUP Architecture not supported for selected operating system
+3 LIBSYSCALLS_E_NOSUCHSYSCALL No such system call
+4 LIBSYSCALLS_E_NOERRORS There is no error listing for selected operating system
+5 LIBSYSCALLS_E_NOSIGNALS There is no signal listing for selected operating system
+6 LIBSYSCALLS_E_NOMEM Failed to allocate required memory
+7 LIBSYSCALLS_E_INVAL Invalid arguments passed to function
+8 LIBSYSCALLS_E_NOSUCHTYPE Type does not exist on the selected operating system or architecture
+9 LIBSYSCALLS_E_ISSTRUCT Type is a structure or union
+.
+list-errors.tu | diff -u $a -
+
+
+
+### System call number ranges ###
+
+for os in $(getnamelist OS); do
+	osn=$(getnum OS $os)
+	for arch in $(getnamelist ARCH); do
+		archn=$(getnum ARCH $arch)
+		get-syscall-range.tu $osn $archn $os $arch > $a
+		min="$(sed -n 's/min: //p' < $a)"
+		max="$(sed -n 's/max: //p' < $a)"
+		test -n "$min"
+		test -n "$max"
+		if test $min = x || test $max = x; then
+			(! issupported $os $arch)
+			continue
+		fi
+		issupported $os $arch
+	done
+done
+check_range () {
+	if issupported $1 $2; then
+		osn=$(getnum OS $1)
+		archn=$(getnum ARCH $2)
+		get-syscall-range.tu $osn $archn $1 $2 > $a
+		min="$(sed -n 's/min: //p' < $a)"
+		max="$(sed -n 's/max: //p' < $a)"
+		test $min -le $3
+		test $max -ge $4
+		test -z "$5" || test $min -ge $5
+	fi
+}
+check_range LINUX AMD64 0 453 0
+check_range LINUX AMD64_X32 0 547 0
+check_range LINUX M68K 0 452 0
+check_range LINUX PARISC_32 0 452 0
+check_range LINUX PARISC_64 0 452 0
+check_range LINUX SPARC_32 0 452 0
+check_range LINUX I386 0 452 0
+
+
+
+### System call errors ###
+
+for os in $(getnamelist OS); do
+	osn=$(getnum OS $os)
+	for arch in $(getnamelist ARCH); do
+		archn=$(getnum ARCH $arch)
+		get-syscall-errors.tu $osn $archn $os $arch > $a
+		grep -v '^[0-9]\+ -' >/dev/null < $a
+		grep -v '^-' < $a > $b
+		grep '^\([0-9]\+\) \1 ' < $a | diff -u $a -
+		if issupported $os $arch; then
+			(! test "$(cat $a)" = x)
+			if test "$os" = LINUX; then
+				signed=1
+				grep '^[0-9]\+ [0-9]\+ [A-Z0-9_]\+$' >/dev/null < $a
+				test -z "$(grep -v '^[0-9]\+ [0-9]\+ [A-Z0-9_]\+$' < $a)"
+				required="ERESTARTSYS ERESTARTNOINTR ERESTARTNOHAND ERESTART_RESTARTBLOCK EPERM ENOENT EDOM ELOOP"
+			else
+				continue;
+			fi
+			for req in $required; do
+				grep '^-\?[0-9]\+ [0-9]\+ '"$req"\$ >/dev/null < $a
+			done
+			cut -d ' ' -f $(( 2 - signed )) < $a > $b && sort -n < $b | diff -u $b -
+			if test -f testcases/errors-$os-$arch; then
+				if ! diff -u testcases/errors-$os-$arch $a; then
+					printf '\x1b[33m%s\x1b[m\n' "Maybe new errors have been added for $os on $arch"
+					exit 1
+				fi
+			fi
+		else
+			# Can still be successful because it may be hardcorded to
+			# use the same table as another architecture that is supported,
+			# however it cannot be successful if the OS is not supported
+			issupported $os
+		fi
+		test -z "$(cut -d ' ' -f 1 < $a | sort | uniq -d)"
+		test -z "$(cut -d ' ' -f 2 < $a | sort | uniq -d)"
+		test -z "$(cut -d ' ' -f 3 < $a | sort | uniq -d)"
+	done
+done
+test -f testcases/errors-LINUX-AMD64
+test -f testcases/errors-LINUX-PARISC_32
+test -f testcases/errors-LINUX-PARISC_64
+(! diff -u testcases/errors-LINUX-AMD64 testcases/errors-LINUX-PARISC_32 >/dev/null)
+
+
+
+### Operating system signals ###
+
+for os in $(getnamelist OS); do
+	osn=$(getnum OS $os)
+	for arch in $(getnamelist ARCH); do
+		archn=$(getnum ARCH $arch)
+		get-signals.tu $osn $archn $os $arch > $a
+		grep -v '^[0-9]\+ -' >/dev/null < $a
+		grep -v '^-' < $a > $b
+		grep '^\([0-9]\+\) \1 ' < $a | diff -u $a -
+		if issupported $os $arch; then
+			(! test "$(cat $a)" = x)
+			if test "$os" = LINUX; then
+				signed=1
+				grep '^[0-9]\+ [0-9]\+ [A-Z0-9_+]\+$' >/dev/null < $a
+				test -z "$(grep -v '^[0-9]\+ [0-9]\+ [A-Z0-9_+]\+$' < $a)"
+				required="SIGKILL SIGTERM SIGCONT SIGSTOP SIGHUP _SIGRTMIN _SIGRTMIN+8"
+			else
+				continue;
+			fi
+			for req in $required; do
+				grep '^-\?[0-9]\+ [0-9]\+ '"$req"\$ >/dev/null < $a
+			done
+			cut -d ' ' -f $(( 2 - signed )) < $a > $b && sort -n < $b | diff -u $b -
+			if test -f testcases/signals-$os-$arch; then
+				if ! diff -u testcases/signals-$os-$arch $a; then
+					printf '\x1b[33m%s\x1b[m\n' "Maybe new signals have been added for $os on $arch"
+					exit 1
+				fi
+			fi
+		else
+			# Can still be successful because it may be hardcorded to
+			# use the same table as another architecture that is supported,
+			# however it cannot be successful if the OS is not supported
+			issupported $os
+		fi
+		test -z "$(cut -d ' ' -f 1 < $a | sort | uniq -d)"
+		test -z "$(cut -d ' ' -f 2 < $a | sort | uniq -d)"
+		test -z "$(cut -d ' ' -f 3 < $a | sort | uniq -d)"
+	done
+done
+test -f testcases/signals-LINUX-AMD64
+
+
+
+### Split register classifications ###
+
+test $(getnamelist SECTION | grep '_HALF$' | wc -l) -ge 8
+for sec in $(getnamelist SECTION | grep '_HALF$'); do
+	secn=$(getnum SECTION $sec)
+	is-section-half.tu $secn
+	(! is-section-quarter.tu $secn)
+	test $(get-section-fraction.tu $secn) = 2
+done
+
+test $(getnamelist SECTION | grep '_QUARTER$' | wc -l) -ge 4
+for sec in $(getnamelist SECTION | grep '_QUARTER$'); do
+	secn=$(getnum SECTION $sec)
+	is-section-quarter.tu $secn
+	(! is-section-half.tu $secn)
+	test $(get-section-fraction.tu $secn) = 4
+done
+
+secn="$(getnum SECTION WHOLE)"
+test -n "$secn"
+test $(get-section-fraction.tu $secn) = 1
+
+
+
+### Data types ###
+
+#in this test, we are assuming that char is 8 bits
+intsizes="8 16 32 64"
+cat > $b <<.
+8Little 0
+16Little 0 8
+32Little 0 8 16 24
+64Little 0 8 16 24 32 40 48 56
+8Big 0
+16Big 8 0
+32Big 24 16 8 0
+64Big 56 48 40 32 24 16 8 0
+.
+byteorders="$(cat $b)"
+getbyteorder () {
+	printf '%s\n' "$byteorders" | grep "^$1$2 " | cut -d ' ' -f 2-
+}
+
+sed '1,/LIST_ARCH_SPECS/d' < libsyscalls_get_datatype_description.c \
+| sed '/#include/q' \
+| sed 's/\(TO''DO\)\s*([^)]*)/\1/g' \
+| sed -n 's/^\s*[A-Z_]\+(LIBSYSCALLS_ARCH_\([^)]*\)).*$/\1/p' \
+| sed 's/,\s*/ /g' > $b
+grep '^AMD64 8 64 64 Little TWOS_COMPLEMENT' >/dev/null < $b
+grep '^AMD64_X32 8 32 32 Little TWOS_COMPLEMENT' >/dev/null < $b
+grep '^M68K 8 32 32 Big TWOS_COMPLEMENT' >/dev/null < $b
+grep '^PARISC_32 8 32 32 Big TWOS_COMPLEMENT' >/dev/null < $b
+grep '^PARISC_64 8 64 64 Big TWOS_COMPLEMENT' >/dev/null < $b
+grep '^SPARC_32 8 32 32 Big TWOS_COMPLEMENT' >/dev/null < $b
+grep '^I386 8 32 32 Little TWOS_COMPLEMENT' >/dev/null < $b
+archinfo="$(cat $b)"
+getbytesize () {
+    printf '%s\n' "$archinfo" | grep "^$1 " | cut -d ' ' -f 2
+}
+getaddrsize () {
+    printf '%s\n' "$archinfo" | grep "^$1 " | cut -d ' ' -f 3
+}
+getsizesize () {
+    printf '%s\n' "$archinfo" | grep "^$1 " | cut -d ' ' -f 4
+}
+getendian () {
+    printf '%s\n' "$archinfo" | grep "^$1 " | cut -d ' ' -f 5
+}
+getsign () {
+    printf '%s\n' "$archinfo" | grep "^$1 " | cut -d ' ' -f 6
+}
+
+whole=$(getnum SECTION WHOLE)
+noannotation=$(getnum ANNOTATION NONE)
+for os in $(getnamelist OS); do
+	osn=$(getnum OS $os)
+	for arch in $(getnamelist ARCH); do
+		archn=$(getnum ARCH $arch)
+		if ! issupported $os $arch; then
+			continue
+		fi
+
+		endian=$(getendian $arch)
+
+		sign_representation=$(getsign $arch)
+		if test ${sign_representation} = TWOS_COMPLEMENT; then
+			min_is_minus_max=0
+		elif test ${sign_representation} = ONES_COMPLEMENT; then
+			min_is_minus_max=1
+		elif test ${sign_representation} = SIGN_MAGNITUDE; then
+			min_is_minus_max=1
+		elif test ${sign_representation} = EXCESS_HALF; then
+			min_is_minus_max=0
+		else
+			false
+		fi
+		sign_representation=$(getnum SIGN ${sign_representation})
+
+		for n in $intsizes; do
+			type=INT$n
+			desc="$(get-datatype-description.tu $osn $archn $(lookupnum "$types" $type) $os $arch $type)"
+			printf '%s\n' "$desc" | grep "^width_in_bits = ${n}"\$ >/dev/null
+			printf '%s\n' "$desc" | grep "^array_size = 1"\$ >/dev/null
+			printf '%s\n' "$desc" | grep "^relative_position_of_array_size = 0"\$ >/dev/null
+			printf '%s\n' "$desc" | grep "^absolute_position_of_array_size = -1"\$ >/dev/null
+			printf '%s\n' "$desc" | grep "^is_signed = 1"\$ >/dev/null
+			printf '%s\n' "$desc" | grep "^is_unsigned = 0"\$ >/dev/null
+			printf '%s\n' "$desc" | grep "^min_is_minus_max = ${min_is_minus_max}"\$ >/dev/null
+			printf '%s\n' "$desc" | grep "^sign_representation = ${sign_representation}"\$ >/dev/null
+			printf '%s\n' "$desc" | grep "^annotation = ${noannotation}"\$ >/dev/null
+			printf '%s\n' "$desc" | grep "^section = ${whole}"\$ >/dev/null
+			printf '%s\n' "$desc" | grep "^byteorder = $(getbyteorder $n $endian)"\$ >/dev/null
+		done
+		for n in $intsizes; do
+			type=UINT$n
+			desc="$(get-datatype-description.tu $osn $archn $(lookupnum "$types" $type) $os $arch $type)"
+			printf '%s\n' "$desc" | grep "^width_in_bits = ${n}"\$ >/dev/null
+			printf '%s\n' "$desc" | grep "^array_size = 1"\$ >/dev/null
+			printf '%s\n' "$desc" | grep "^relative_position_of_array_size = 0"\$ >/dev/null
+			printf '%s\n' "$desc" | grep "^absolute_position_of_array_size = -1"\$ >/dev/null
+			printf '%s\n' "$desc" | grep "^is_signed = 0"\$ >/dev/null
+			printf '%s\n' "$desc" | grep "^is_unsigned = 1"\$ >/dev/null
+			printf '%s\n' "$desc" | grep "^annotation = ${noannotation}"\$ >/dev/null
+			printf '%s\n' "$desc" | grep "^section = ${whole}"\$ >/dev/null
+			printf '%s\n' "$desc" | grep "^byteorder = $(getbyteorder $n $endian)"\$ >/dev/null
+		done
+
+		type=VOID
+		desc="$(get-datatype-description.tu $osn $archn $(lookupnum "$types" $type) $os $arch $type | tee $a)"
+		printf '%s\n' "$desc" | grep "^width_in_bits = 0"\$ >/dev/null
+		printf '%s\n' "$desc" | grep "^array_size = 1"\$ >/dev/null
+		printf '%s\n' "$desc" | grep "^relative_position_of_array_size = 0"\$ >/dev/null
+		printf '%s\n' "$desc" | grep "^absolute_position_of_array_size = -1"\$ >/dev/null
+		printf '%s\n' "$desc" | grep "^is_signed = 0"\$ >/dev/null
+		printf '%s\n' "$desc" | grep "^is_unsigned = 0"\$ >/dev/null
+		printf '%s\n' "$desc" | grep "^annotation = ${noannotation}"\$ >/dev/null
+		printf '%s\n' "$desc" | grep "^section = ${whole}"\$ >/dev/null
+		printf '%s\n' "$desc" | grep "^byteorder =\s*"\$ >/dev/null
+		type=NO_RETURN
+		get-datatype-description.tu $osn $archn $(lookupnum "$types" $type) $os $arch $type | diff -u $a -
+
+		type=INT
+		get-datatype-description.tu $osn $archn $(lookupnum "$types" $type) $os $arch $type > $a
+		type=INT_SIGNAL
+		get-datatype-description.tu $osn $archn $(lookupnum "$types" $type) $os $arch $type > $b
+		sed 's/^\(annotation\) .*$/\1 = '"$(getnum ANNOTATION SIGNAL)"'/' < $a | diff -u - $b
+		type=INT_FD
+		get-datatype-description.tu $osn $archn $(lookupnum "$types" $type) $os $arch $type > $b
+		sed 's/^\(annotation\) .*$/\1 = '"$(getnum ANNOTATION FD)"'/' < $a | diff -u - $b
+		type=INT_ATFD
+		get-datatype-description.tu $osn $archn $(lookupnum "$types" $type) $os $arch $type > $b
+		sed 's/^\(annotation\) .*$/\1 = '"$(getnum ANNOTATION ATFD)"'/' < $a | diff -u - $b
+
+		type=LONG
+		get-datatype-description.tu $osn $archn $(lookupnum "$types" $type) $os $arch $type > $a
+		type=LONG_FD
+		get-datatype-description.tu $osn $archn $(lookupnum "$types" $type) $os $arch $type > $b
+		sed 's/^\(annotation\) .*$/\1 = '"$(getnum ANNOTATION FD)"'/' < $a | diff -u - $b
+		type=LONG_ATFD
+		get-datatype-description.tu $osn $archn $(lookupnum "$types" $type) $os $arch $type > $b
+		sed 's/^\(annotation\) .*$/\1 = '"$(getnum ANNOTATION ATFD)"'/' < $a | diff -u - $b
+
+		for type in SCHAR SHORT INT LONG LLONG PTRDIFF INTPTR SSIZE; do
+			if test $type = SCHAR; then
+				utype=UCHAR
+			elif test $type = SSIZE; then
+				utype=SIZE
+			else
+				utype=U$type
+			fi
+
+			get-datatype-description.tu $osn $archn $(lookupnum "$types" $type) $os $arch $type > $a
+			grep "^width_in_bits = ." < $a >/dev/null
+			grep "^array_size = 1"\$ < $a >/dev/null
+			grep "^relative_position_of_array_size = 0"\$ < $a >/dev/null
+			grep "^absolute_position_of_array_size = -1"\$ < $a >/dev/null
+			grep "^is_signed = 1"\$ < $a >/dev/null
+			grep "^is_unsigned = 0"\$ < $a >/dev/null
+			grep "^min_is_minus_max = ${min_is_minus_max}"\$ < $a >/dev/null
+			grep "^sign_representation = ${sign_representation}"\$ < $a >/dev/null
+			grep "^annotation = ${noannotation}"\$ < $a >/dev/null
+			grep "^section = ${whole}"\$ < $a >/dev/null
+			n="$(grep "^width_in_bits = ." < $a | cut -d ' ' -f 3)"
+			grep "^byteorder = $(getbyteorder $n $endian)"\$ < $a >/dev/null
+
+			sed -e 's/^\(is_signed =\) .$/\1 0/' -e 's/^\(is_unsigned =\) .$/\1 1/' < $a > $b
+			( ! diff -u $b $a > /dev/null)
+			grep -v '^\(min_is_minus_max\|sign_representation\) = ' < $b > $a
+			( ! diff -u $a $b > /dev/null)
+			get-datatype-description.tu $osn $archn $(lookupnum "$types" $utype) $os $arch $utype > $b
+			grep -v '^\(min_is_minus_max\|sign_representation\) = ' < $b | diff -u $a -
+
+			if test $type = SCHAR; then
+				xtypes=CHAR
+			elif test $type = INTPTR; then
+				xtypes="MEMORY_ADDRESS STRING STRINGS_THEN_NULL"
+			else
+				xtypes=
+			fi
+			for xtype in $xtypes; do
+				get-datatype-description.tu $osn $archn $(lookupnum "$types" $xtype) $os $arch $xtype \
+				| grep -v '^\(min_is_minus_max\|sign_representation\) = ' > $b
+				sed 's/^\(is_\(un\)signed =\) .$/\1 0/' < $a | diff -u - $b
+			done
+		done
+
+		type=INTPTR
+		get-datatype-description.tu $osn $archn $(lookupnum "$types" $type) $os $arch $type > $a
+		type=PTRDIFF
+		get-datatype-description.tu $osn $archn $(lookupnum "$types" $type) $os $arch $type > $b
+		diff -u $a $b
+
+		type=DYNAMIC
+		get-datatype-description.tu $osn $archn $(lookupnum "$types" $type) $os $arch $type > $a
+		type=UNKNOWN
+		get-datatype-description.tu $osn $archn $(lookupnum "$types" $type) $os $arch $type > $b
+		diff -u $a $b
+	done
+done
+
+printf '%s\n' "$types" | grep STRUCT >/dev/null
+printf '%s\n' "$types" | grep UNION >/dev/null
+structs="$(printf '%s\n' "$types" | grep '\(STRUCT\|UNION\)' | cut -d ' ' -f 1)"
+int=$(lookupnum "$types" INT)
+for os in $(getnamelist OS); do
+	osn=$(getnum OS $os)
+	for arch in $(getnamelist ARCH); do
+		archn=$(getnum ARCH $arch)
+		if ! issupported $os $arch; then
+			continue
+		fi
+		( ! is-datatype-struct.tu $osn $archn $int $os $arch INT )
+		for type in $structs; do
+			is-datatype-struct.tu $osn $archn $type $os $arch 'some struct or union'
+		done
+	done
+done
+
+
+
+# TODO test libsyscalls_get_syscall
+# TODO test libsyscalls_get_syscall_display_info