view auto/install @ 3293:8abb88374c6c

Fix a bug introduced in r2032: After a child process has read a terminate message from a channel, the process tries to read the channel again. The kernel (at least FreeBSD) may preempt the process and sends a SIGIO signal to a master process. The master process sends a new terminate message, the kernel switches again to the the child process, and the child process reads the messages instead of an EAGAIN error. And this may repeat over and over. Being that the child process can not exit the cycle and test the termination flag set by the message handler. The fix disallow the master process to send a new terminate message on SIGIO signal reception. It may send the message only on SIGALARM signal.
author Igor Sysoev <igor@sysoev.ru>
date Wed, 04 Nov 2009 19:41:08 +0000
parents 217703db5ae0
children 5aeaf8490578
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# Copyright (C) Igor Sysoev


if [ $USE_PERL = YES ]; then

    cat << END                                                >> $NGX_MAKEFILE

install_perl_modules:
	cd $NGX_OBJS/src/http/modules/perl && make install
END

    NGX_INSTALL_PERL_MODULES=install_perl_modules

fi


case ".$NGX_SBIN_PATH" in
    ./*)
    ;;

    .)
        NGX_SBIN_PATH=$NGX_PREFIX/sbin/nginx
    ;;

    *)
        NGX_SBIN_PATH=$NGX_PREFIX/$NGX_SBIN_PATH
    ;;
esac


case ".$NGX_CONF_PATH" in
    ./*)
    ;;

    *)
        NGX_CONF_PATH=$NGX_PREFIX/$NGX_CONF_PATH
    ;;
esac


NGX_CONF_PREFIX=`dirname $NGX_CONF_PATH`


case ".$NGX_PID_PATH" in
    ./*)
    ;;

    *)
        NGX_PID_PATH=$NGX_PREFIX/$NGX_PID_PATH
    ;;
esac


case ".$NGX_ERROR_LOG_PATH" in
    ./*)
    ;;

    *)
        NGX_ERROR_LOG_PATH=$NGX_PREFIX/$NGX_ERROR_LOG_PATH
    ;;
esac


case ".$NGX_HTTP_LOG_PATH" in
    ./*)
    ;;

    *)
        NGX_HTTP_LOG_PATH=$NGX_PREFIX/$NGX_HTTP_LOG_PATH
    ;;
esac


cat << END                                                    >> $NGX_MAKEFILE

install:	$NGX_OBJS${ngx_dirsep}nginx${ngx_binext} \
		$NGX_INSTALL_PERL_MODULES
	test -d '\$(DESTDIR)$NGX_PREFIX' || mkdir -p '\$(DESTDIR)$NGX_PREFIX'

	test -d '\$(DESTDIR)`dirname "$NGX_SBIN_PATH"`' \
		|| mkdir -p '\$(DESTDIR)`dirname "$NGX_SBIN_PATH"`'
	test ! -f '\$(DESTDIR)$NGX_SBIN_PATH' \
		|| mv '\$(DESTDIR)$NGX_SBIN_PATH' \
			'\$(DESTDIR)$NGX_SBIN_PATH.old'
	cp $NGX_OBJS/nginx '\$(DESTDIR)$NGX_SBIN_PATH'

	test -d '\$(DESTDIR)$NGX_CONF_PREFIX' \
		|| mkdir -p '\$(DESTDIR)$NGX_CONF_PREFIX'

	cp conf/koi-win '\$(DESTDIR)$NGX_CONF_PREFIX'
	cp conf/koi-utf '\$(DESTDIR)$NGX_CONF_PREFIX'
	cp conf/win-utf '\$(DESTDIR)$NGX_CONF_PREFIX'

	test -f '\$(DESTDIR)$NGX_CONF_PREFIX/mime.types' \
		|| cp conf/mime.types '\$(DESTDIR)$NGX_CONF_PREFIX'
	cp conf/mime.types '\$(DESTDIR)$NGX_CONF_PREFIX/mime.types.default'

	test -f '\$(DESTDIR)$NGX_CONF_PREFIX/fastcgi_params' \
		|| cp conf/fastcgi_params '\$(DESTDIR)$NGX_CONF_PREFIX'
	cp conf/fastcgi_params \
		'\$(DESTDIR)$NGX_CONF_PREFIX/fastcgi_params.default'

	test -f '\$(DESTDIR)$NGX_CONF_PATH' \
		|| cp conf/nginx.conf '\$(DESTDIR)$NGX_CONF_PATH'
	cp conf/nginx.conf '\$(DESTDIR)$NGX_CONF_PREFIX/nginx.conf.default'

	test -d '\$(DESTDIR)`dirname "$NGX_PID_PATH"`' \
		|| mkdir -p '\$(DESTDIR)`dirname "$NGX_PID_PATH"`'

	test -d '\$(DESTDIR)`dirname "$NGX_HTTP_LOG_PATH"`' || \
		mkdir -p '\$(DESTDIR)`dirname "$NGX_HTTP_LOG_PATH"`'

	test -d '\$(DESTDIR)$NGX_PREFIX/html' \
		|| cp -r html '\$(DESTDIR)$NGX_PREFIX'
END


if test -n "\$(DESTDIR)$NGX_ERROR_LOG_PATH"; then
    cat << END                                                >> $NGX_MAKEFILE

	test -d '\$(DESTDIR)`dirname "$NGX_ERROR_LOG_PATH"`' || \
		mkdir -p '\$(DESTDIR)`dirname "$NGX_ERROR_LOG_PATH"`'
END

fi


# create Makefile

cat << END >> Makefile

build:
	\$(MAKE) -f $NGX_MAKEFILE

install:
	\$(MAKE) -f $NGX_MAKEFILE install

upgrade:
	$NGX_SBIN_PATH -t

	kill -USR2 \`cat $NGX_PID_PATH\`
	sleep 1
	test -f $NGX_PID_PATH.oldbin

	kill -QUIT \`cat $NGX_PID_PATH.oldbin\`
END