title: Problems Installing mongodb pecl package: /tmp/pear/temp/mongodb/configure: ./configure.lineno: line 1: syntax error: unterminated quoted string
body: <p>I am building a custom mdocker image bases on (FROM) <code>php:7.0-fpm-alpine</code> image and I need to install the mongodb extention so my Dockerfile has the following content</p>
  
  <pre class="lang-js prettyprint-override"><code>FROM php:7.0-fpm-alpine
  MAINTAINER John Doe &lt;jdoe@example.com&gt;    
  
  RUN apk update &amp;&amp;\
      apk add --update --virtual build_deps gcc g++ autoconf make openssl-dev pcre-dev &amp;&amp;\
      docker-php-source extract &amp;&amp;\
      pecl install mongodb &amp;&amp; \
      docker-php-ext-enable mongodb &amp;&amp; \
      docker-php-source delete &amp;&amp; \
      apk del build_deps autoconf gcc g++ make &amp;&amp; \
      rm -rf /var/cache/apk/* &amp;&amp; \
      rm -rf /tmp/*
  </code></pre>
  
  <p>But when I build the following image above I get the following output (output from alpine package installs have been ommited):</p>
  
  <pre><code>downloading mongodb-1.3.0.tgz ...
  Starting to download mongodb-1.3.0.tgz (927,842 bytes)
  .........................................................................................................................................................................................done: 927,842 bytes
  417 source files, building
  running: phpize
  Configuring for:
  PHP Api Version:         20151012
  Zend Module Api No:      20151012
  Zend Extension Api No:   320151012
  building in /tmp/pear/temp/pear-build-defaultuserfgCbfi/mongodb-1.3.0
  running: /tmp/pear/temp/mongodb/configure --with-php-config=/usr/local/bin/php-config
  checking for grep that handles long lines and -e... /bin/grep
  checking for egrep... /bin/grep -E
  checking for a sed that does not truncate output... /bin/sed
  expr: syntax error
  sh: 0: unknown operand
  expr: syntax error
  sh: 0: unknown operand
  checking for cc... cc
  checking whether the C compiler works... yes
  checking for C compiler default output file name... a.out
  checking for suffix of executables...
  checking whether we are cross compiling... no
  checking for suffix of object files... o
  checking whether we are using the GNU C compiler... yes
  checking whether cc accepts -g... yes
  checking for cc option to accept ISO C89... none needed
  checking how to run the C preprocessor... cc -E
  checking for icc... no
  checking for suncc... no
  checking whether cc understands -c and -o together... yes
  checking for system library directory... lib
  checking if compiler supports -R... no
  checking if compiler supports -Wl,-rpath,... yes
  checking build system type... x86_64-unknown-linux-gnu
  checking host system type... x86_64-unknown-linux-gnu
  checking target system type... x86_64-unknown-linux-gnu
  checking for PHP prefix... /usr/local
  checking for PHP includes... -I/usr/local/include/php -I/usr/local/include/php/main -I/usr/local/include/php/TSRM -I/usr/local/include/php/Zend -I/usr/local/include/php/ext -I/usr/local/include/php/ext/date/lib
  checking for PHP extension directory... /usr/local/lib/php/extensions/no-debug-non-zts-20151012
  checking for PHP installed headers prefix... /usr/local/include/php
  checking if debug is enabled... no
  checking if zts is enabled... no
  checking for re2c... no
  configure: WARNING: You will need re2c 0.13.4 or later if you want to regenerate PHP parsers.
  checking for gawk... no
  checking for nawk... no
  checking for awk... awk
  checking if awk is broken... no
  checking whether to enable mongodb support... yes, shared
  checking OpenSSL dir for mongodb... yes
  checking whether to use system default cipher list instead of hardcoded value... no
  checking PHP version... 70022
  /tmp/pear/temp/mongodb/configure: ./configure.lineno: line 1: syntax error: unterminated quoted string
  ERROR: `/tmp/pear/temp/mongodb/configure --with-php-config=/usr/local/bin/php-config' failed
  Removing intermediate container 288e5589f2ca
  </code></pre>
  
  <p>Which as you can see I get the following error:</p>
  
  <blockquote>
  <pre><code>/tmp/pear/temp/mongodb/configure: ./configure.lineno: line 1: syntax error: unterminated quoted string
  </code></pre>
  </blockquote>
  
  <p>So do you fellows have an idea how to fix this?</p>