package: use <pkg>_CONFIG_SCRIPTS wherever possible

Use the <pkg>_CONFIG_SCRIPTS mechanism in all packages for which it
does all what the package was doing. A few packages, like libxslt, are
for now left out, since they need some additional fixup (for example a
fixup of includedir).

Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
Acked-by: Arnout Vandecappelle (Essensium/Mind) <arnout@mind.be>
Signed-off-by: Peter Korsgaard <jacmet@sunsite.dk>

package/php/php.mk

@@ -19,6 +19,7 @@ PHP_CONF_OPT =  --mandir=/usr/share/man \
 		--with-config-file-path=/etc \
 		--localstatedir=/var \
 		--disable-rpath
+PHP_CONFIG_SCRIPTS = php-config
 
 PHP_CFLAGS = $(TARGET_CFLAGS)
 
@@ -200,19 +201,9 @@ ifeq ($(BR2_PACKAGE_PHP_EXT_SNMP),y)
 	PHP_DEPENDENCIES += netsnmp
 endif
 
-# Fixup prefix= and exec_prefix= in php-config
-define PHP_FIXUP_PHP_CONFIG
-	$(SED) 's%^prefix="/usr"%prefix="$(STAGING_DIR)/usr"%' \
-		-e 's%^exec_prefix="/usr"%exec_prefix="$(STAGING_DIR)/usr"%' \
-		$(STAGING_DIR)/usr/bin/php-config
-endef
-
-PHP_POST_INSTALL_STAGING_HOOKS += PHP_FIXUP_PHP_CONFIG
-
 define PHP_INSTALL_FIXUP
 	rm -rf $(TARGET_DIR)/usr/lib/php
 	rm -f $(TARGET_DIR)/usr/bin/phpize
-	rm -f $(TARGET_DIR)/usr/bin/php-config
 	if [ ! -f $(TARGET_DIR)/etc/php.ini ]; then \
 		$(INSTALL) -m 0755  $(PHP_DIR)/php.ini-production \
 			$(TARGET_DIR)/etc/php.ini; \