70 lines
1.8 KiB
Bash
70 lines
1.8 KiB
Bash
#! /bin/sh
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# Copyright (C) 1998-2017 Free Software Foundation, Inc.
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#
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 2, or (at your option)
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# any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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# Yet another sources-in-conditional test. Report from Tim Goodwin.
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. test-init.sh
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cat >> configure.ac << 'END'
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AC_PROG_CC
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AM_CONDITIONAL([ONE], [true])
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AM_CONDITIONAL([TWO], [false])
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AC_OUTPUT
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END
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cat > Makefile.am << 'END'
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bin_PROGRAMS = targ
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if ONE
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OPT_SRC = one.c
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endif
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if TWO
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OPT_SRC = $(OPT_SRC) two.c
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endif
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targ_SOURCES = main.c $(OPT_SRC)
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END
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# The bug is that automake hangs. So we give it an appropriate grace
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# time, then kill it if necessary.
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$ACLOCAL
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$AUTOMAKE 2>stderr &
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pid=$!
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# MSYS bash seems to have a bug in kill, so don't try to kill too soon.
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# The extra quoting avoids a maintainer-check failure.
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sleep '2'
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# Make at most 30 tries, one every 10 seconds (= 300 seconds = 5 min).
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try=1
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while test $try -le 30; do
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if kill -0 $pid; then
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: process $pid is still alive, wait and retry
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sleep '10'
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try=$(($try + 1))
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else
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cat stderr >&2
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# Automake must fail with a proper error message.
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grep 'variable.*OPT_SRC.*recursively defined' stderr
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exit 0
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fi
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done
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# The automake process probably hung. Kill it, and exit with failure.
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echo "$me: Automake process $pid hung"
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kill $pid
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exit 1
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