php 5.6.x is preferred for now

conf/machine/elphel393.conf

 #@TYPE: Machine
 #@NAME: elphel393
 #@DESCRIPTION: Machine support for elphel393.
-#              http://www.elphel.com/ 
+#              http://www.elphel.com/
 
 require include/tune-zynq.inc
 require include/machine-xilinx-default.inc
@@ -9,6 +9,7 @@ require include/machine-xilinx-default.inc
 # Corresponding from linux-xlnx and ezynq-u-boot
 PREFERRED_VERSION_ezynq-u-boot = "v2016.01%"
 PREFERRED_VERSION_linux-xlnx = "4.%"
+PREFERRED_VERSION_php = "5.%"
 
 # Machine definition known by ezynq and xilinx u-boot
 UBOOT_MACHINE = "elphel393_config"

recipes-devtools/php/php_5.6.%.bbappend

@@ -9,7 +9,9 @@ EXTRA_OECONF += "--enable-elphel \
                 --with-config-file-path=${sysconfdir}/php \
                 "
 
-DEPENDS += " curl"
+DEPENDS += " curl \
+             linux-xlnx \
+           "
 
 VPATH = "${TOPDIR}/../../rootfs-elphel/elphel-apps-php-extension"
 VFILE = "VERSION"
@@ -20,9 +22,9 @@ do_unpack_append(){
     S = d.getVar('S', True)
     TOPDIR = d.getVar('TOPDIR', True)
     WORKDIR = d.getVar('WORKDIR', True)
-    
+
     if os.path.isdir(VPATH):
-        print("VPATH exists - creating links...")        
+        print("VPATH exists - creating links...")
         devdir_abspath = os.path.abspath(VPATH+"/src")
         for path, folders, files in os.walk(VPATH+"/src"):
             folders[:]=[fd for fd in folders if fd != ".git"]
@@ -35,15 +37,19 @@ do_unpack_append(){
                 file_relpath = file_abspath.replace(devdir_abspath+"/", '')
                 os.system("cd "+S+";ln -sf "+file_abspath+" "+file_relpath)
         #make a link back:
-        
+
         if os.path.isdir(VPATH+"/php"):
             os.system("rm -rf "+VPATH+"/php")
         os.system("ln -sf "+S+" "+VPATH+"/php")
-            
+
         if os.path.isdir(VPATH+"/sysroots"):
             os.system("rm -rf "+VPATH+"/sysroots")
-        os.system("ln -sf "+TOPDIR+"/tmp/sysroots "+VPATH+"/sysroots")
-        
+
+        # old, JETHRO:
+        #os.system("ln -sf "+TOPDIR+"/tmp/sysroots "+VPATH+"/sysroots")
+        # new, ROCKO:
+        os.system("ln -sf "+WORKDIR+"/recipe-sysroot "+VPATH+"/sysroots")
+
         if os.path.isdir(VPATH+"/bitbake-logs"):
             os.system("rm -rf "+VPATH+"/bitbake-logs")
         os.system("ln -sf "+WORKDIR+"/temp "+VPATH+"/bitbake-logs")
@@ -71,7 +77,7 @@ FILES_${PN} += " /etc/*"
 do_install_append(){
     install -d ${D}/etc/elphel393/packages -d ${D}/etc/php
     install -m 0644 ${WORKDIR}/php.ini ${D}/etc/php
-    
+
     echo "${ELPHEL_PE}.${ELPHEL_PV}.${ELPHEL_PR}" > ${D}/etc/elphel393/packages/apps-php-extension
 
     tar -czvf ${WORKDIR}/image.tar.gz -C ${WORKDIR}/image .