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1#!/bin/sh -efu
2#
3# Copyright (c) 2017 Dmitry V. Levin <ldv@altlinux.org>
4# All rights reserved.
5#
6# Redistribution and use in source and binary forms, with or without
7# modification, are permitted provided that the following conditions
8# are met:
9# 1. Redistributions of source code must retain the above copyright
10#    notice, this list of conditions and the following disclaimer.
11# 2. Redistributions in binary form must reproduce the above copyright
12#    notice, this list of conditions and the following disclaimer in the
13#    documentation and/or other materials provided with the distribution.
14# 3. The name of the author may not be used to endorse or promote products
15#    derived from this software without specific prior written permission.
16#
17# THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
18# IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
19# OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
20# IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
21# INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
22# NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
23# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
24# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
25# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
26# THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
27
28usage()
29{
30	cat >&2 <<EOF
31Usage: $0 [<input> [<output>]]
32
33Generate test script(s) from <input> table.
34If a <output> is specified, generate the script for this test only,
35otherwise generate scripts for all tests specified in <input> table.
36EOF
37	exit 1
38}
39
40input="${0%/*}/gen_tests.in"
41[ $# -eq 0 ] || { input="$1"; shift; }
42output=
43[ $# -eq 0 ] || { output="$1"; shift; }
44[ $# -eq 0 ] || usage
45
46if [ -n "$output" ]; then
47	match="${output##*/}"
48	match="${match%.gen.test}"
49	[ -n "$match" ] || usage
50else
51	match=
52	dir="$(dirname "$input")"
53fi
54
55names=
56
57while read -r name args; do {
58	[ -n "${name###*}" ] || continue
59	if [ -z "$match" ]; then
60		names="$names $name"
61		output="$dir/$name.gen.test"
62	else
63		[ "$match" = "$name" ] || continue
64	fi
65
66	hdr="\
67#!/bin/sh -efu
68# Generated by $0 from $input ($name $args); do not edit."
69
70	case "$args" in
71		+*)
72		cat <<-EOF
73		$hdr
74		. "\${srcdir=.}/${args#+}"
75		EOF
76		;;
77
78		''|-*)
79		cat <<-EOF
80		$hdr
81		. "\${srcdir=.}/init.sh"
82		run_strace_match_diff $args
83		EOF
84		;;
85
86		*)
87		cat <<-EOF
88		$hdr
89		. "\${srcdir=.}/init.sh"
90		$args
91		EOF
92		;;
93	esac > "$output"
94
95	chmod a+x "$output"
96} < /dev/null; done < "$input"
97
98if [ -n "$names" ]; then
99	{
100		printf '# Generated by %s from %s; do not edit.\n' "$0" "$input"
101		printf 'GEN_TESTS ='
102		printf ' %s.gen.test' $names
103		echo
104		target='$(srcdir)/%s.gen.test'
105		dep1='$(abs_srcdir)/gen_tests.sh'
106		dep2='$(srcdir)/gen_tests.in'
107		recipe='$(AM_V_GEN) $^ $@'
108		printf "\\n$target: $dep1 $dep2\\n\\t$recipe\\n" $names
109	} > "$dir/gen_tests.am"
110fi
111