tests/cond5.test

   1 #! /bin/sh
   2 # Copyright (C) 1998, 1999, 2001, 2002, 2010 Free Software Foundation,
   3 # Inc.
   4 #
   5 # This program is free software; you can redistribute it and/or modify
   6 # it under the terms of the GNU General Public License as published by
   7 # the Free Software Foundation; either version 2, or (at your option)
   8 # any later version.
   9 #
  10 # This program is distributed in the hope that it will be useful,
  11 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  12 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13 # GNU General Public License for more details.
  14 #
  15 # You should have received a copy of the GNU General Public License
  16 # along with this program.  If not, see <http://www.gnu.org/licenses/>.
  17
  18 # Yet another sources-in-conditional test.  Report from Tim Goodwin.
  19
  20 . ./defs || Exit 1
  21
  22 set -e
  23
  24 cat >> configure.in << 'END'
  25 AC_PROG_CC
  26 AM_CONDITIONAL([ONE], [true])
  27 AM_CONDITIONAL([TWO], [false])
  28 AC_OUTPUT
  29 END
  30
  31 cat > Makefile.am << 'END'
  32 bin_PROGRAMS = targ
  33
  34 if ONE
  35 OPT_SRC = one.c
  36 endif
  37
  38 if TWO
  39 OPT_SRC = $(OPT_SRC) two.c
  40 endif
  41
  42 targ_SOURCES = main.c $(OPT_SRC)
  43 END
  44
  45 # The bug is that automake hangs.  So we give it an appropriate grace
  46 # time, then kill it if necessary.
  47 $ACLOCAL
  48 $AUTOMAKE 2>stderr &
  49 pid=$!
  50
  51 # MSYS bash seems to have a bug in kill, so don't try to kill too soon;
  52 # and avoid maintainer-check test.
  53 sleep '2'
  54
  55 # Make at most 30 tries, one every 10 seconds (= 300 seconds = 5 min).
  56 try=1
  57 while test $try -le 30; do
  58   if kill -0 $pid; then
  59     : process $pid is still alive, wait and retry
  60     sleep '10'
  61     try=`expr $try + 1`
  62   else
  63     cat stderr >&2
  64     # Automake must fail with a proper error message.
  65     grep 'variable.*OPT_SRC.*recursively defined' stderr
  66     Exit 0
  67   fi
  68 done
  69 # The automake process probably hung.  Kill it, and exit with failure.
  70 echo "$me: automake process $pid hung"
  71 kill $pid
  72 Exit 1