#!/bin/sh
# Merge test results of individual tests or subdirectories.
# Copyright (C) 2014-2016 Free Software Foundation, Inc.
# This file is part of the GNU C Library.

# The GNU C Library is free software; you can redistribute it and/or
# modify it under the terms of the GNU Lesser General Public
# License as published by the Free Software Foundation; either
# version 2.1 of the License, or (at your option) any later version.

# The GNU C Library 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
# Lesser General Public License for more details.

# You should have received a copy of the GNU Lesser General Public
# License along with the GNU C Library; if not, see
# <http://www.gnu.org/licenses/>.

# usage: merge-test-results.sh -s objpfx subdir test-name...
# (subdirectory tests; empty subdir at top level), or
#        merge-test-results.sh -t objpfx subdir-file-name subdir...
# (top-level merge)

set -e

setglobal type = $1
setglobal objpfx = $2
shift 2

match $type {
  with -s
    setglobal subdir = $1
    shift
    setglobal subdir = $(subdir:+$subdir/)
    for t in [@Argv] {
      if test -s "$objpfx$t.test-result" {
	head -n1 "$objpfx$t.test-result"
      } else {
	echo "UNRESOLVED: $subdir$t"
      }
    }
    

  with -t
    setglobal subdir_file_name = $1
    shift
    for d in [@Argv] {
      if test -f "$objpfx$d/$subdir_file_name" {
	cat "$objpfx$d/$subdir_file_name"
      } else {
	echo "ERROR: test results for $d directory missing"
      }
    }
    

  with *
    echo "unknown type $type" > !2
    exit 1
    
}