Keep the source and instead just "make clean"

5.4/Dockerfile

@@ -3,25 +3,28 @@ FROM debian:jessie
 # persistent / runtime deps
 RUN apt-get update && apt-get install -y ca-certificates curl libxml2 --no-install-recommends && rm -r /var/lib/apt/lists/*
 
+# phpize deps
+RUN apt-get update && apt-get install -y autoconf gcc pkg-config --no-install-recommends && rm -r /var/lib/apt/lists/*
+
+ENV PHP_INI_DIR /usr/local/etc/php
+RUN mkdir -p $PHP_INI_DIR/conf.d
+
 ##<autogenerated>##
 ##</autogenerated>##
 
 RUN gpg --keyserver pgp.mit.edu --recv-keys F38252826ACD957EF380D39F2F7956BC5DA04B5D
 
 ENV PHP_VERSION 5.4.34
 
+# --enable-mysqlnd is included below because it's harder to compile after the fact the extensions are (since it's a plugin for several extensions, not an extension in itself)
 RUN buildDeps=" \
 		$PHP_EXTRA_BUILD_DEPS \
-		build-essential \
 		bzip2 \
 		file \
 		libcurl4-openssl-dev \
-		libpng12-dev \
 		libreadline6-dev \
 		libssl-dev \
 		libxml2-dev \
-		m4 \
-		pkg-config \
 	"; \
 	set -x \
 	&& apt-get update && apt-get install -y $buildDeps --no-install-recommends && rm -rf /var/lib/apt/lists/* \
@@ -32,22 +35,23 @@ RUN buildDeps=" \
 	&& tar -xf php.tar.bz2 -C /usr/src/php --strip-components=1 \
 	&& rm php.tar.bz2* \
 	&& cd /usr/src/php \
-	&& ./configure --disable-cgi \
+	&& ./configure \
+		--with-config-file-path="$PHP_INI_DIR" \
+		--with-config-file-scan-dir="$PHP_INI_DIR/conf.d" \
 		$PHP_EXTRA_CONFIGURE_ARGS \
-		--enable-soap \
+		--disable-cgi \
+		--enable-mysqlnd \
 		--with-curl \
-		--with-gd \
-		--with-mysql \
-		--with-mysqli \
 		--with-openssl \
-		--with-pdo-mysql \
 		--with-readline \
 		--with-zlib \
 	&& make -j"$(nproc)" \
 	&& make install \
 	&& { find /usr/local/bin /usr/local/sbin -type f -executable -exec strip --strip-all '{}' + || true; } \
 	&& apt-get purge -y --auto-remove $buildDeps \
-	&& rm -r /usr/src/php
+	&& make clean
+
+COPY docker-php-ext-* /usr/local/bin/
 
 ##<autogenerated>##
 CMD ["php", "-a"]

5.4/apache/Dockerfile

@@ -3,6 +3,12 @@ FROM debian:jessie
 # persistent / runtime deps
 RUN apt-get update && apt-get install -y ca-certificates curl libxml2 --no-install-recommends && rm -r /var/lib/apt/lists/*
 
+# phpize deps
+RUN apt-get update && apt-get install -y autoconf gcc pkg-config --no-install-recommends && rm -r /var/lib/apt/lists/*
+
+ENV PHP_INI_DIR /usr/local/etc/php
+RUN mkdir -p $PHP_INI_DIR/conf.d
+
 ##<autogenerated>##
 RUN apt-get update && apt-get install -y apache2-bin apache2.2-common --no-install-recommends && rm -rf /var/lib/apt/lists/*
 
@@ -23,18 +29,15 @@ RUN gpg --keyserver pgp.mit.edu --recv-keys F38252826ACD957EF380D39F2F7956BC5DA0
 
 ENV PHP_VERSION 5.4.34
 
+# --enable-mysqlnd is included below because it's harder to compile after the fact the extensions are (since it's a plugin for several extensions, not an extension in itself)
 RUN buildDeps=" \
 		$PHP_EXTRA_BUILD_DEPS \
-		build-essential \
 		bzip2 \
 		file \
 		libcurl4-openssl-dev \
-		libpng12-dev \
 		libreadline6-dev \
 		libssl-dev \
 		libxml2-dev \
-		m4 \
-		pkg-config \
 	"; \
 	set -x \
 	&& apt-get update && apt-get install -y $buildDeps --no-install-recommends && rm -rf /var/lib/apt/lists/* \
@@ -45,22 +48,23 @@ RUN buildDeps=" \
 	&& tar -xf php.tar.bz2 -C /usr/src/php --strip-components=1 \
 	&& rm php.tar.bz2* \
 	&& cd /usr/src/php \
-	&& ./configure --disable-cgi \
+	&& ./configure \
+		--with-config-file-path="$PHP_INI_DIR" \
+		--with-config-file-scan-dir="$PHP_INI_DIR/conf.d" \
 		$PHP_EXTRA_CONFIGURE_ARGS \
-		--enable-soap \
+		--disable-cgi \
+		--enable-mysqlnd \
 		--with-curl \
-		--with-gd \
-		--with-mysql \
-		--with-mysqli \
 		--with-openssl \
-		--with-pdo-mysql \
 		--with-readline \
 		--with-zlib \
 	&& make -j"$(nproc)" \
 	&& make install \
 	&& { find /usr/local/bin /usr/local/sbin -type f -executable -exec strip --strip-all '{}' + || true; } \
 	&& apt-get purge -y --auto-remove $buildDeps \
-	&& rm -r /usr/src/php
+	&& make clean
+
+COPY docker-php-ext-* /usr/local/bin/
 
 ##<autogenerated>##
 WORKDIR /var/www/html

5.4/apache/docker-php-ext-configure

@@ -0,0 +1,19 @@
+#!/bin/bash
+set -e
+
+ext="$1"
+extDir="/usr/src/php/ext/$ext"
+if [ -z "$ext" -o ! -d "$extDir" ]; then
+	echo >&2 "usage: $0 ext-name [configure flags]"
+	echo >&2 "   ie: $0 gd --with-jpeg-dir=/usr/local/something"
+	echo >&2
+	echo >&2 'Possible values for ext-name:'
+	echo >&2 $(find /usr/src/php/ext -mindepth 2 -maxdepth 2 -type f -name 'config.m4' | cut -d/ -f6 | sort)
+	exit 1
+fi
+shift
+
+set -x
+cd "$extDir"
+phpize
+./configure "$@"

5.4/apache/docker-php-ext-install

@@ -0,0 +1,55 @@
+#!/bin/bash
+set -e
+
+cd /usr/src/php/ext
+
+usage() {
+	echo "usage: $0 ext-name [ext-name ...]"
+	echo "   ie: $0 gd mysqli"
+	echo "       $0 pdo pdo_mysql"
+	echo
+	echo 'if custom ./configure arguments are necessary, see docker-php-ext-configure'
+	echo
+	echo 'Possible values for ext-name:'
+	echo $(find /usr/src/php/ext -mindepth 2 -maxdepth 2 -type f -name 'config.m4' | cut -d/ -f6 | sort)
+}
+
+exts=()
+while [ $# -gt 0 ]; do
+	ext="$1"
+	shift
+	if [ -z "$ext" ]; then
+		continue
+	fi
+	if [ ! -d "$ext" ]; then
+		echo >&2 "error: $(pwd -P)/$ext does not exist"
+		echo >&2
+		usage >&2
+		exit 1
+	fi
+	exts+=( "$ext" )
+done
+
+if [ "${#exts[@]}" -eq 0 ]; then
+	usage >&2
+	exit 1
+fi
+
+for ext in "${exts[@]}"; do
+	(
+		cd "$ext"
+		[ -e Makefile ] || docker-php-ext-configure "$ext"
+		make
+		make install
+		ini="/usr/local/etc/php/conf.d/docker-php-ext-$ext.ini"
+		for module in modules/*.so; do
+			if [ -f "$module" ]; then
+				line="extension=$(basename "$module")"
+				if ! grep -q "$line" "$ini"; then
+					echo "$line" >> "/usr/local/etc/php/conf.d/ext-$ext.ini"
+				fi
+			fi
+		done
+		make clean
+	)
+done

5.4/docker-php-ext-configure

@@ -0,0 +1,19 @@
+#!/bin/bash
+set -e
+
+ext="$1"
+extDir="/usr/src/php/ext/$ext"
+if [ -z "$ext" -o ! -d "$extDir" ]; then
+	echo >&2 "usage: $0 ext-name [configure flags]"
+	echo >&2 "   ie: $0 gd --with-jpeg-dir=/usr/local/something"
+	echo >&2
+	echo >&2 'Possible values for ext-name:'
+	echo >&2 $(find /usr/src/php/ext -mindepth 2 -maxdepth 2 -type f -name 'config.m4' | cut -d/ -f6 | sort)
+	exit 1
+fi
+shift
+
+set -x
+cd "$extDir"
+phpize
+./configure "$@"

5.4/docker-php-ext-install

@@ -0,0 +1,55 @@
+#!/bin/bash
+set -e
+
+cd /usr/src/php/ext
+
+usage() {
+	echo "usage: $0 ext-name [ext-name ...]"
+	echo "   ie: $0 gd mysqli"
+	echo "       $0 pdo pdo_mysql"
+	echo
+	echo 'if custom ./configure arguments are necessary, see docker-php-ext-configure'
+	echo
+	echo 'Possible values for ext-name:'
+	echo $(find /usr/src/php/ext -mindepth 2 -maxdepth 2 -type f -name 'config.m4' | cut -d/ -f6 | sort)
+}
+
+exts=()
+while [ $# -gt 0 ]; do
+	ext="$1"
+	shift
+	if [ -z "$ext" ]; then
+		continue
+	fi
+	if [ ! -d "$ext" ]; then
+		echo >&2 "error: $(pwd -P)/$ext does not exist"
+		echo >&2
+		usage >&2
+		exit 1
+	fi
+	exts+=( "$ext" )
+done
+
+if [ "${#exts[@]}" -eq 0 ]; then
+	usage >&2
+	exit 1
+fi
+
+for ext in "${exts[@]}"; do
+	(
+		cd "$ext"
+		[ -e Makefile ] || docker-php-ext-configure "$ext"
+		make
+		make install
+		ini="/usr/local/etc/php/conf.d/docker-php-ext-$ext.ini"
+		for module in modules/*.so; do
+			if [ -f "$module" ]; then
+				line="extension=$(basename "$module")"
+				if ! grep -q "$line" "$ini"; then
+					echo "$line" >> "/usr/local/etc/php/conf.d/ext-$ext.ini"
+				fi
+			fi
+		done
+		make clean
+	)
+done

5.5/Dockerfile

@@ -3,25 +3,28 @@ FROM debian:jessie
 # persistent / runtime deps
 RUN apt-get update && apt-get install -y ca-certificates curl libxml2 --no-install-recommends && rm -r /var/lib/apt/lists/*
 
+# phpize deps
+RUN apt-get update && apt-get install -y autoconf gcc pkg-config --no-install-recommends && rm -r /var/lib/apt/lists/*
+
+ENV PHP_INI_DIR /usr/local/etc/php
+RUN mkdir -p $PHP_INI_DIR/conf.d
+
 ##<autogenerated>##
 ##</autogenerated>##
 
 RUN gpg --keyserver pgp.mit.edu --recv-keys 0BD78B5F97500D450838F95DFE857D9A90D90EC1 0B96609E270F565C13292B24C13C70B87267B52D
 
 ENV PHP_VERSION 5.5.18
 
+# --enable-mysqlnd is included below because it's harder to compile after the fact the extensions are (since it's a plugin for several extensions, not an extension in itself)
 RUN buildDeps=" \
 		$PHP_EXTRA_BUILD_DEPS \
-		build-essential \
 		bzip2 \
 		file \
 		libcurl4-openssl-dev \
-		libpng12-dev \
 		libreadline6-dev \
 		libssl-dev \
 		libxml2-dev \
-		m4 \
-		pkg-config \
 	"; \
 	set -x \
 	&& apt-get update && apt-get install -y $buildDeps --no-install-recommends && rm -rf /var/lib/apt/lists/* \
@@ -32,22 +35,23 @@ RUN buildDeps=" \
 	&& tar -xf php.tar.bz2 -C /usr/src/php --strip-components=1 \
 	&& rm php.tar.bz2* \
 	&& cd /usr/src/php \
-	&& ./configure --disable-cgi \
+	&& ./configure \
+		--with-config-file-path="$PHP_INI_DIR" \
+		--with-config-file-scan-dir="$PHP_INI_DIR/conf.d" \
 		$PHP_EXTRA_CONFIGURE_ARGS \
-		--enable-soap \
+		--disable-cgi \
+		--enable-mysqlnd \
 		--with-curl \
-		--with-gd \
-		--with-mysql \
-		--with-mysqli \
 		--with-openssl \
-		--with-pdo-mysql \
 		--with-readline \
 		--with-zlib \
 	&& make -j"$(nproc)" \
 	&& make install \
 	&& { find /usr/local/bin /usr/local/sbin -type f -executable -exec strip --strip-all '{}' + || true; } \
 	&& apt-get purge -y --auto-remove $buildDeps \
-	&& rm -r /usr/src/php
+	&& make clean
+
+COPY docker-php-ext-* /usr/local/bin/
 
 ##<autogenerated>##
 CMD ["php", "-a"]