From: Amos Jeffries <squid3@treenet.co.nz>
Date: Mon, 20 Jul 2015 22:37:14 +0000 (-0700)
Subject: SourceLayout: build Disk I/O modules as convenience libraries
X-Git-Tag: merge-candidate-3-v1~38^2~2
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=d9691f09903e74599c351dcc6e752159a04ef8bc;p=thirdparty%2Fsquid.git

SourceLayout: build Disk I/O modules as convenience libraries
---

diff --git a/configure.ac b/configure.ac
index b3b55c11ce..9ba9d93fe0 100644
--- a/configure.ac
+++ b/configure.ac
@@ -520,8 +520,6 @@ SQUID_DEFINE_BOOL(USE_DISKIO,$squid_opt_enable_diskio,
 dnl Some autoconf.h defines we might enable later...
 AC_ARG_WITH(pthreads,AS_HELP_STRING([--without-pthreads],[Disable POSIX Threads]))
 AC_ARG_WITH(aio, AS_HELP_STRING([--without-aio],[Do not use POSIX AIO. Default: auto-detect]))
-AH_TEMPLATE(USE_DISKIO_AIO, [Whether POSIX AIO support is needed. Automatic])
-AH_TEMPLATE(USE_DISKIO_DISKTHREADS, [Whether pthreads support is needed. Automatic])
 ENABLE_WIN32_AIOPS=0
 squid_opt_use_aio=
 squid_opt_use_diskthreads=
@@ -529,9 +527,13 @@ AIOLIB=
 
 dnl Setup the module paths etc.
 DISK_LIBS=
-DISK_OS_LIBS=
 DISK_MODULES=
 DISK_LINKOBJS=
+AH_TEMPLATE(HAVE_DISKIO_MODULE_AIO, [Whether POSIX AIO Disk I/O module is built])
+AH_TEMPLATE(HAVE_DISKIO_MODULE_BLOCKING, [Whether Blocking Disk I/O module is built])
+AH_TEMPLATE(HAVE_DISKIO_MODULE_DISKDAEMON, [Whether DiskDaemon Disk I/O module is built])
+AH_TEMPLATE(HAVE_DISKIO_MODULE_IPCIO, [Whether IpcIo Disk I/O module is built])
+AH_TEMPLATE(HAVE_DISKIO_MODULE_MMAPPED, [Whether Mmapped Disk I/O module is built])
 for module in $squid_disk_module_candidates none; do
   # maybe not needed
   if test "x$module" = "xnone"; then
@@ -541,6 +543,65 @@ for module in $squid_disk_module_candidates none; do
     AC_MSG_ERROR(disk-io $module does not exist)
   fi
   case "$module" in
+
+    AIO)
+      dnl Check for POSIX AIO availability
+      squid_opt_use_aio="yes"
+      AIOLIB=
+      if test "x$with_aio" != "xno"; then
+        have_aio_header=no
+        AC_CHECK_HEADERS(aio.h,[have_aio_header=yes])
+        dnl On some systems POSIX AIO functions are in librt
+        dnl On some systems POSIX AIO functions are in libaio
+        AC_CHECK_LIB(rt,aio_read,[AIOLIB="-lrt"],AC_CHECK_LIB(aio,aio_read,[AIOLIB="-laio"],[]))
+        dnl Enable AIO if the library and headers are found
+        if test "x$AIOLIB" != "x" && test "x$have_aio_header" = "xyes"; then
+          AC_MSG_NOTICE([Native POSIX AIO support detected.])
+          squid_opt_use_aio="yes"
+        else
+          dnl Windows does things differently. We provide wrappers.
+          dnl TODO: Windows really needs its own DiskIO module or its Overlaped IO
+          case "$squid_host_os" in
+            mingw)
+              squid_opt_use_aio="yes"
+              AC_MSG_NOTICE([Windows being built. Maybe-enable POSIX AIO.])
+              ;;
+            *)
+              AC_MSG_NOTICE([Native POSIX AIO support not detected. AIO automatically disabled.])
+              squid_opt_use_aio="no"
+              ;;
+          esac
+        fi
+      else
+        AC_MSG_NOTICE([POSIX AIO support manually disabled.])
+        squid_opt_use_aio="no"
+      fi
+      dnl Use the POSIX AIO pieces if we actually need them.
+      if test "x$squid_opt_use_aio" = "xyes" ; then
+        DISK_MODULES="$DISK_MODULES AIO"
+        DISK_LINKOBJS="$DISK_LINKOBJS DiskIO/AIO/AIODiskIOModule.o"
+        AC_DEFINE([HAVE_DISKIO_MODULE_AIO],1,[POSIX AIO Disk I/O module is built])
+        case "$squid_host_os" in
+          mingw)
+            ENABLE_WIN32_AIO=1
+            AC_MSG_NOTICE([Replacing AIO DiskIO module with: Windows overlapped I/O support])
+            ;;
+          *)
+            AC_MSG_NOTICE([Enabling AIO DiskIO module])
+            ;;
+        esac
+      else
+        AC_MSG_NOTICE([AIO DiskIO Module disabled. Missing POSIX AIO support.])
+      fi
+      ;;
+
+    Blocking)
+      AC_MSG_NOTICE([Enabling Blocking DiskIO module])
+      DISK_MODULES="$DISK_MODULES Blocking"
+      DISK_LINKOBJS="$DISK_LINKOBJS DiskIO/Blocking/BlockingDiskIOModule.o"
+      AC_DEFINE([HAVE_DISKIO_MODULE_BLOCKING],1,[Blocking Disk I/O module is built])
+      ;;
+
     DiskDaemon)
       case "$squid_host_os" in
         mingw)
@@ -548,13 +609,13 @@ for module in $squid_disk_module_candidates none; do
           ;;
         *)
           AC_MSG_NOTICE([Enabling DiskDaemon DiskIO module])
-          DISK_LIBS="$DISK_LIBS libDiskDaemon.a"
           DISK_MODULES="$DISK_MODULES DiskDaemon"
-          DISK_PROGRAMS="$DISK_PROGRAMS DiskIO/DiskDaemon/diskd"
           DISK_LINKOBJS="$DISK_LINKOBJS DiskIO/DiskDaemon/DiskDaemonDiskIOModule.o"
+          AC_DEFINE([HAVE_DISKIO_MODULE_DISKDAEMON],1,[DiskDaemon Disk I/O module is built])
           ;;
         esac
       ;;
+
     DiskThreads)
       squid_opt_use_diskthreads="yes"
       LIBPTHREADS=
@@ -624,71 +685,24 @@ for module in $squid_disk_module_candidates none; do
           squid_opt_use_diskthreads="no"
         fi
         if test "x$squid_opt_use_diskthreads" = "xyes" ; then
-          AC_DEFINE(USE_DISKIO_DISKTHREADS, 1, [Whether pthreads support is needed. Automatic])
           AC_MSG_NOTICE([Enabling DiskThreads DiskIO module])
-          DISK_LIBS="$DISK_LIBS libDiskThreads.a"
-          DISK_OS_LIBS="$DISK_OS_LIBS $LIBPTHREADS"
           DISK_MODULES="$DISK_MODULES DiskThreads"
           DISK_LINKOBJS="$DISK_LINKOBJS DiskIO/DiskThreads/DiskThreadsDiskIOModule.o"
+          AC_DEFINE([HAVE_DISKIO_MODULE_DISKTHREADS],1,[DiskThreads Disk I/O module is built])
         else
-          AC_DEFINE(USE_DISKIO_DISKTHREADS, 0, [Whether pthreads support is needed. Automatic])
           AC_MSG_NOTICE([Native pthreads support disabled. DiskThreads module automaticaly disabled.])
           SQUID_STATE_ROLLBACK([diskthreads_state])
         fi
       ;;
 
-    AIO)
-      dnl Check for POSIX AIO availability
-      squid_opt_use_aio="yes"
-      AIOLIB=
-      if test "x$with_aio" != "xno"; then
-        have_aio_header=no
-        AC_CHECK_HEADERS(aio.h,[have_aio_header=yes])
-        dnl On some systems POSIX AIO functions are in librt
-        dnl On some systems POSIX AIO functions are in libaio
-        AC_CHECK_LIB(rt,aio_read,[AIOLIB="-lrt"],AC_CHECK_LIB(aio,aio_read,[AIOLIB="-laio"],[]))
-        dnl Enable AIO if the library and headers are found
-        if test "x$AIOLIB" != "x" && test "x$have_aio_header" = "xyes"; then
-          AC_MSG_NOTICE([Native POSIX AIO support detected.])
-          squid_opt_use_aio="yes"
-        else
-          dnl Windows does things differently. We provide wrappers.
-          dnl TODO: Windows really needs its own DiskIO module or its Overlaped IO
-          case "$squid_host_os" in
-            mingw)
-              squid_opt_use_aio="yes"
-              AC_MSG_NOTICE([Windows being built. Maybe-enable POSIX AIO.])
-              ;;
-            *)
-              AC_MSG_NOTICE([Native POSIX AIO support not detected. AIO automatically disabled.])
-              squid_opt_use_aio="no"
-              ;;
-          esac
-        fi
-      else
-        AC_MSG_NOTICE([POSIX AIO support manually disabled.])
-        squid_opt_use_aio="no"
-      fi
-      dnl Use the POSIX AIO pieces if we actually need them.
-      if test "x$squid_opt_use_aio" = "xyes" ; then
-        AC_DEFINE(USE_DISKIO_AIO, 1, [Whether POSIX AIO support is needed. Automatic])
-        DISK_MODULES="$DISK_MODULES AIO"
-        DISK_LIBS="$DISK_LIBS libAIO.a"
-        DISK_LINKOBJS="$DISK_LINKOBJS DiskIO/AIO/AIODiskIOModule.o"
-        case "$squid_host_os" in
-          mingw)
-            ENABLE_WIN32_AIO=1
-            AC_MSG_NOTICE([Replacing AIO DiskIO module with: Windows overlapped I/O support])
-            ;;
-          *)
-            AC_MSG_NOTICE([Enabling AIO DiskIO module])
-            DISK_OS_LIBS="$DISK_OS_LIBS $AIOLIB"
-            ;;
-        esac
-      else
-        AC_DEFINE(USE_DISKIO_AIO, 0, [Whether POSIX AIO support is needed. Automatic])
-        AC_MSG_NOTICE([AIO DiskIO Module disabled. Missing POSIX AIO support.])
+    IpcIo)
+      AC_MSG_NOTICE([Enabling IpcIo DiskIO module])
+      if test "x$ac_cv_search_shm_open" = "xno" ; then
+        AC_MSG_ERROR([DiskIO IpcIo module requires shared memory support])
       fi
+      DISK_MODULES="$DISK_MODULES IpcIo"
+      DISK_LINKOBJS="$DISK_LINKOBJS DiskIO/IpcIo/IpcIoDiskIOModule.o"
+      AC_DEFINE([HAVE_DISKIO_MODULE_IPCIO],1,[IpcIo Disk I/O module is built])
       ;;
 
     Mmapped)
@@ -698,33 +712,15 @@ for module in $squid_disk_module_candidates none; do
         AC_MSG_NOTICE([Mmapped DiskIO is not available on Mingw])
       else
         AC_MSG_NOTICE([Enabling Mmapped DiskIO module])
-        DISK_LIBS="$DISK_LIBS libMmapped.a"
         DISK_MODULES="$DISK_MODULES Mmapped"
         DISK_LINKOBJS="$DISK_LINKOBJS DiskIO/Mmapped/MmappedDiskIOModule.o"
+        AC_DEFINE([HAVE_DISKIO_MODULE_MMAPPED],1,[Mmapped Disk I/O module is built])
       fi
       ;;
 
-    IpcIo)
-      AC_MSG_NOTICE([Enabling IpcIo DiskIO module])
-      if test "x$ac_cv_search_shm_open" = "xno" ; then
-        AC_MSG_ERROR([DiskIO IpcIo module requires shared memory support])
-      fi
-      DISK_LIBS="$DISK_LIBS libIpcIo.a"
-      DISK_MODULES="$DISK_MODULES IpcIo"
-      DISK_LINKOBJS="$DISK_LINKOBJS DiskIO/IpcIo/IpcIoDiskIOModule.o"
-      AC_DEFINE(USE_DISKIO_IPCIO, 1, [Enable DiskIO IpcIo module.])
-      ;;
-
-    Blocking)
-      AC_MSG_NOTICE([Enabling Blocking DiskIO module])
-      DISK_LIBS="$DISK_LIBS libBlocking.a"
-      DISK_MODULES="$DISK_MODULES Blocking"
-      DISK_LINKOBJS="$DISK_LINKOBJS DiskIO/Blocking/BlockingDiskIOModule.o"
-      ;;
-
     *)
       AC_MSG_NOTICE([Enabling $module DiskIO module])
-      DISK_LIBS="$DISK_LIBS lib${module}.a"
+      DISK_LIBS="$DISK_LIBS lib${module}.la"
       DISK_MODULES="$DISK_MODULES ${module}"
       DISK_LINKOBJS="$DISK_LINKOBJS DiskIO/${module}/${module}DiskIOModule.o"
       ;;
@@ -733,11 +729,17 @@ done
 AC_MSG_NOTICE([IO Modules built: $DISK_MODULES])
 AC_SUBST(DISK_MODULES)
 AC_SUBST(DISK_LIBS)
-AC_SUBST(DISK_PROGRAMS)
 AC_SUBST(DISK_LINKOBJS)
-AC_SUBST(DISK_OS_LIBS)
-AM_CONDITIONAL([ENABLE_WIN32_AIOPS], [test "$ENABLE_WIN32_AIOPS" = "1"])
-AM_CONDITIONAL([ENABLE_WIN32_AIO], [test "$ENABLE_WIN32_AIO" = "1"])
+AM_CONDITIONAL([ENABLE_DISKIO_AIO], [test "x$squid_disk_module_candidates_AIO" != "xno"])
+AC_SUBST(AIOLIB)
+AM_CONDITIONAL([ENABLE_WIN32_AIO], [test "x$squid_disk_module_candidates_AIO" != "xno" -a "x$ENABLE_WIN32_AIO" = "x1"])
+AM_CONDITIONAL([ENABLE_DISKIO_BLOCKING], [test "x$squid_disk_module_candidates_Blocking" != "xno"])
+AM_CONDITIONAL([ENABLE_DISKIO_DISKDAEMON], [test "x$squid_disk_module_candidates_DiskDaemon" != "xno"])
+AM_CONDITIONAL([ENABLE_DISKIO_DISKTHREADS], [test "x$squid_disk_module_candidates_DiskThreads" != "xno"])
+AC_SUBST(LIBPTHREADS)
+AM_CONDITIONAL([ENABLE_WIN32_AIOPS], [test "x$squid_disk_module_candidates_DiskThreads" != "xno" -a "x$ENABLE_WIN32_AIOPS" = "x1"])
+AM_CONDITIONAL([ENABLE_DISKIO_IPCIO], [test "x$squid_disk_module_candidates_IpcIo" != "xno"])
+AM_CONDITIONAL([ENABLE_DISKIO_MMAPPED], [test "x$squid_disk_module_candidates_Mmapped" != "xno"])
 
 
 dnl Check what Storage formats are wanted.
@@ -3848,6 +3850,12 @@ AC_CONFIG_FILES([
 	src/comm/Makefile
 	src/dns/Makefile
 	src/DiskIO/Makefile
+	src/DiskIO/AIO/Makefile
+	src/DiskIO/Blocking/Makefile
+	src/DiskIO/DiskDaemon/Makefile
+	src/DiskIO/DiskThreads/Makefile
+	src/DiskIO/IpcIo/Makefile
+	src/DiskIO/Mmapped/Makefile
 	src/esi/Makefile
 	src/eui/Makefile
 	src/format/Makefile
diff --git a/src/DiskIO/AIO/AIODiskFile.cc b/src/DiskIO/AIO/AIODiskFile.cc
index a946e3a578..ca6cad7c7b 100644
--- a/src/DiskIO/AIO/AIODiskFile.cc
+++ b/src/DiskIO/AIO/AIODiskFile.cc
@@ -21,9 +21,10 @@
  */
 
 #include "squid.h"
-#include "AIODiskFile.h"
-#include "AIODiskIOStrategy.h"
+#include "Debug.h"
 #include "disk.h"
+#include "DiskIO/AIO/AIODiskFile.h"
+#include "DiskIO/AIO/AIODiskIOStrategy.h"
 #include "DiskIO/IORequestor.h"
 #include "DiskIO/ReadRequest.h"
 #include "DiskIO/WriteRequest.h"
diff --git a/src/DiskIO/AIO/AIODiskFile.h b/src/DiskIO/AIO/AIODiskFile.h
index 926741355a..050eaf1535 100644
--- a/src/DiskIO/AIO/AIODiskFile.h
+++ b/src/DiskIO/AIO/AIODiskFile.h
@@ -9,10 +9,10 @@
 #ifndef SQUID_AIODISKFILE_H
 #define SQUID_AIODISKFILE_H
 
-#if USE_DISKIO_AIO
+#if HAVE_DISKIO_MODULE_AIO
 
-#include "async_io.h"
 #include "cbdata.h"
+#include "DiskIO/AIO/async_io.h"
 #include "DiskIO/DiskFile.h"
 #include "SquidString.h"
 
@@ -56,6 +56,6 @@ private:
     bool error_;
 };
 
-#endif /* USE_DISKIO_AIO */
+#endif /* HAVE_DISKIO_MODULE_AIO */
 #endif /* SQUID_AIODISKFILE_H */
 
diff --git a/src/DiskIO/AIO/AIODiskIOModule.cc b/src/DiskIO/AIO/AIODiskIOModule.cc
index 2fc560e2d8..039c7d3b76 100644
--- a/src/DiskIO/AIO/AIODiskIOModule.cc
+++ b/src/DiskIO/AIO/AIODiskIOModule.cc
@@ -7,8 +7,8 @@
  */
 
 #include "squid.h"
-#include "AIODiskIOModule.h"
-#include "AIODiskIOStrategy.h"
+#include "DiskIO/AIO/AIODiskIOModule.h"
+#include "DiskIO/AIO/AIODiskIOStrategy.h"
 #include "Store.h"
 
 AIODiskIOModule::AIODiskIOModule()
diff --git a/src/DiskIO/AIO/AIODiskIOModule.h b/src/DiskIO/AIO/AIODiskIOModule.h
index de665ed41e..0988c932ca 100644
--- a/src/DiskIO/AIO/AIODiskIOModule.h
+++ b/src/DiskIO/AIO/AIODiskIOModule.h
@@ -9,7 +9,7 @@
 #ifndef SQUID_AIODISKIOMODULE_H
 #define SQUID_AIODISKIOMODULE_H
 
-#if USE_DISKIO_AIO
+#if HAVE_DISKIO_MODULE_AIO
 
 #include "DiskIO/DiskIOModule.h"
 
@@ -28,6 +28,6 @@ private:
     static AIODiskIOModule Instance;
 };
 
-#endif /* USE_DISKIO_AIO */
+#endif /* HAVE_DISKIO_MODULE_AIO */
 #endif /* SQUID_AIODISKIOMODULE_H */
 
diff --git a/src/DiskIO/AIO/AIODiskIOStrategy.cc b/src/DiskIO/AIO/AIODiskIOStrategy.cc
index d699f9b4d2..870a00ac38 100644
--- a/src/DiskIO/AIO/AIODiskIOStrategy.cc
+++ b/src/DiskIO/AIO/AIODiskIOStrategy.cc
@@ -19,8 +19,8 @@
  */
 
 #include "squid.h"
-#include "AIODiskFile.h"
-#include "AIODiskIOStrategy.h"
+#include "DiskIO/AIO/AIODiskFile.h"
+#include "DiskIO/AIO/AIODiskIOStrategy.h"
 #include "DiskIO/IORequestor.h"
 #include "DiskIO/ReadRequest.h"
 #include "DiskIO/WriteRequest.h"
diff --git a/src/DiskIO/AIO/AIODiskIOStrategy.h b/src/DiskIO/AIO/AIODiskIOStrategy.h
index eac4651826..d58e9fc62f 100644
--- a/src/DiskIO/AIO/AIODiskIOStrategy.h
+++ b/src/DiskIO/AIO/AIODiskIOStrategy.h
@@ -6,12 +6,12 @@
  * Please see the COPYING and CONTRIBUTORS files for details.
  */
 
-#ifndef SQUID_AIODISKIOSTRATEGY_H
-#define SQUID_AIODISKIOSTRATEGY_H
+#ifndef SQUID_SRC_DISKIO_AIO_AIODISKIOSTRATEGY_H
+#define SQUID_SRC_DISKIO_AIO_AIODISKIOSTRATEGY_H
 
-#if USE_DISKIO_AIO
+#if HAVE_DISKIO_MODULE_AIO
 
-#include "async_io.h"
+#include "DiskIO/AIO/async_io.h"
 #include "DiskIO/DiskIOStrategy.h"
 
 class AIODiskIOStrategy : public DiskIOStrategy
@@ -51,6 +51,6 @@ public:
     int findSlot();
 };
 
-#endif /* USE_DISKIO_AIO */
-#endif /* SQUID_AIODISKIOSTRATEGY_H */
+#endif /* HAVE_DISKIO_MODULE_AIO */
+#endif /* SQUID_SRC_DISKIO_AIO_AIODISKIOSTRATEGY_H */
 
diff --git a/src/DiskIO/AIO/Makefile.am b/src/DiskIO/AIO/Makefile.am
new file mode 100644
index 0000000000..46c283a9c5
--- /dev/null
+++ b/src/DiskIO/AIO/Makefile.am
@@ -0,0 +1,31 @@
+## Copyright (C) 1996-2015 The Squid Software Foundation and contributors
+##
+## Squid software is distributed under GPLv2+ license and includes
+## contributions from numerous individuals and organizations.
+## Please see the COPYING and CONTRIBUTORS files for details.
+##
+
+include $(top_srcdir)/src/Common.am
+include $(top_srcdir)/src/TestHeaders.am
+
+noinst_LTLIBRARIES = libAIO.la
+
+libAIO_la_SOURCES = \
+	async_io.h \
+	AIODiskFile.cc \
+	AIODiskFile.h \
+	AIODiskIOModule.cc \
+	AIODiskIOModule.h \
+	AIODiskIOStrategy.cc \
+	AIODiskIOStrategy.h
+
+if ENABLE_WIN32_AIO
+libAIO_la_SOURCES += \
+	aio_win32.cc \
+	aio_win32.h
+else
+EXTRA_DIST = \
+	aio_win32.cc \
+	aio_win32.h
+endif
+
diff --git a/src/DiskIO/AIO/aio_win32.h b/src/DiskIO/AIO/aio_win32.h
index 41d48fdf4b..2e83455747 100644
--- a/src/DiskIO/AIO/aio_win32.h
+++ b/src/DiskIO/AIO/aio_win32.h
@@ -9,7 +9,7 @@
 #ifndef __WIN32_AIO_H__
 #define __WIN32_AIO_H__
 
-#if USE_DISKIO_AIO
+#if HAVE_DISKIO_MODULE_AIO
 
 #ifndef off64_t
 typedef int64_t off64_t;
@@ -78,6 +78,6 @@ int aio_open(const char *, int);
 void aio_close(int);
 
 #endif /* _SQUID_WINDOWS_ */
-#endif /* USE_DISKIO_AIO */
+#endif /* HAVE_DISKIO_MODULE_AIO */
 #endif /* __WIN32_AIO_H__ */
 
diff --git a/src/DiskIO/AIO/async_io.h b/src/DiskIO/AIO/async_io.h
index 0a7cb7f8d3..3428c449b4 100644
--- a/src/DiskIO/AIO/async_io.h
+++ b/src/DiskIO/AIO/async_io.h
@@ -9,10 +9,10 @@
 #ifndef __ASYNC_IO_H__
 #define __ASYNC_IO_H__
 
-#if USE_DISKIO_AIO
+#if HAVE_DISKIO_MODULE_AIO
 
 #if _SQUID_WINDOWS_
-#include "aio_win32.h"
+#include "DiskIO/AIO/aio_win32.h"
 #else
 #if HAVE_AIO_H
 #include <aio.h>
@@ -73,6 +73,6 @@ struct _async_queue {
     int aq_numpending;      /* Num of pending ops */
 };
 
-#endif /* USE_DISKIO_AIO */
+#endif /* HAVE_DISKIO_MODULE_AIO */
 #endif /* __ASYNC_IO_H_ */
 
diff --git a/src/DiskIO/Blocking/Makefile.am b/src/DiskIO/Blocking/Makefile.am
new file mode 100644
index 0000000000..64aaee003c
--- /dev/null
+++ b/src/DiskIO/Blocking/Makefile.am
@@ -0,0 +1,19 @@
+## Copyright (C) 1996-2015 The Squid Software Foundation and contributors
+##
+## Squid software is distributed under GPLv2+ license and includes
+## contributions from numerous individuals and organizations.
+## Please see the COPYING and CONTRIBUTORS files for details.
+##
+
+include $(top_srcdir)/src/Common.am
+include $(top_srcdir)/src/TestHeaders.am
+
+noinst_LTLIBRARIES = libBlocking.la
+
+libBlocking_la_SOURCES = \
+	BlockingDiskIOModule.cc \
+	BlockingDiskIOModule.h \
+	BlockingFile.cc \
+	BlockingFile.h \
+	BlockingIOStrategy.cc \
+	BlockingIOStrategy.h
diff --git a/src/DiskIO/DiskDaemon/Makefile.am b/src/DiskIO/DiskDaemon/Makefile.am
new file mode 100644
index 0000000000..24a25d5a6c
--- /dev/null
+++ b/src/DiskIO/DiskDaemon/Makefile.am
@@ -0,0 +1,35 @@
+## Copyright (C) 1996-2015 The Squid Software Foundation and contributors
+##
+## Squid software is distributed under GPLv2+ license and includes
+## contributions from numerous individuals and organizations.
+## Please see the COPYING and CONTRIBUTORS files for details.
+##
+
+include $(top_srcdir)/src/Common.am
+include $(top_srcdir)/src/TestHeaders.am
+
+noinst_LTLIBRARIES = libDiskDaemon.la
+libexec_PROGRAMS = diskd
+
+libDiskDaemon_la_SOURCES = \
+	diomsg.h \
+	DiskdAction.cc \
+	DiskdAction.h \
+	DiskdFile.cc \
+	DiskdFile.h \
+	DiskdIOStrategy.cc \
+	DiskdIOStrategy.h \
+	DiskDaemonDiskIOModule.cc \
+	DiskDaemonDiskIOModule.h
+
+diskd_SOURCES = diskd.cc
+nodist_diskd_SOURCES = time.cc
+diskd_LDADD = \
+	$(top_builddir)/lib/libmisccontainers.la \
+	$(top_builddir)/lib/libmiscencoding.la \
+	$(top_builddir)/lib/libmiscutil.la \
+	$(COMPAT_LIB) \
+	$(XTRA_LIBS)
+
+time.cc: $(top_srcdir)/src/time.cc
+	cp $(top_srcdir)/src/time.cc time.cc
diff --git a/src/DiskIO/DiskIOModule.cc b/src/DiskIO/DiskIOModule.cc
index d7feda49ae..e77bb034fd 100644
--- a/src/DiskIO/DiskIOModule.cc
+++ b/src/DiskIO/DiskIOModule.cc
@@ -10,6 +10,24 @@
 
 #include "squid.h"
 #include "DiskIOModule.h"
+#if HAVE_DISKIO_MODULE_AIO
+#include "DiskIO/AIO/AIODiskIOModule.h"
+#endif
+#if HAVE_DISKIO_MODULE_BLOCKING
+#include "DiskIO/Blocking/BlockingDiskIOModule.h"
+#endif
+#if HAVE_DISKIO_MODULE_DISKDAEMON
+#include "DiskIO/DiskDaemon/DiskDaemonDiskIOModule.h"
+#endif
+#if HAVE_DISKIO_MODULE_DISKTHREADS
+#include "DiskIO/DiskThreads/DiskThreadsDiskIOModule.h"
+#endif
+#if HAVE_DISKIO_MODULE_IPCIO
+#include "DiskIO/IpcIo/IpcIoDiskIOModule.h"
+#endif
+#if HAVE_DISKIO_MODULE_DISKTHREADS
+#include "DiskIO/Mmapped/MmappedDiskIOModule.h"
+#endif
 
 std::vector<DiskIOModule*> *DiskIOModule::_Modules = NULL;
 
@@ -19,14 +37,31 @@ DiskIOModule::DiskIOModule()
 {
     /** We cannot call ModuleAdd(*this)
      * here as the virtual methods are not yet available.
-     * We leave that to PokeAllModules() later.
+     * We leave that to SetupAllModules() later.
      */
 }
 
 void
 DiskIOModule::SetupAllModules()
 {
-    DiskIOModule::PokeAllModules();
+#if HAVE_DISKIO_MODULE_AIO
+    AIODiskIOModule::GetInstance();
+#endif
+#if HAVE_DISKIO_MODULE_BLOCKING
+    BlockingDiskIOModule::GetInstance();
+#endif
+#if HAVE_DISKIO_MODULE_DISKDAEMON
+    DiskDaemonDiskIOModule::GetInstance();
+#endif
+#if HAVE_DISKIO_MODULE_DISKTHREADS
+    DiskThreadsDiskIOModule::GetInstance();
+#endif
+#if HAVE_DISKIO_MODULE_IPCIO
+    IpcIoDiskIOModule::GetInstance();
+#endif
+#if HAVE_DISKIO_MODULE_MMAPPED
+    MmappedDiskIOModule::GetInstance();
+#endif
 
     for (iterator i = GetModules().begin(); i != GetModules().end(); ++i)
         /* Call the FS to set up capabilities and initialize the FS driver */
diff --git a/src/DiskIO/DiskIOModule.h b/src/DiskIO/DiskIOModule.h
index 5d73c7bcab..5e2fff4d4a 100644
--- a/src/DiskIO/DiskIOModule.h
+++ b/src/DiskIO/DiskIOModule.h
@@ -21,13 +21,11 @@ class DiskIOModule
 {
 
 public:
+    /** Poke all compiled modules for self-setup */
     static void SetupAllModules();
     static void ModuleAdd(DiskIOModule &);
     static void FreeAllModules();
 
-    /** Poke all compiled modules for self-setup */
-    static void PokeAllModules();
-
     static DiskIOModule *Find(char const *type);
 
     /** Find *any* usable disk module. This will look for the 'best'
diff --git a/src/DiskIO/DiskThreads/Makefile.am b/src/DiskIO/DiskThreads/Makefile.am
new file mode 100644
index 0000000000..465de398b4
--- /dev/null
+++ b/src/DiskIO/DiskThreads/Makefile.am
@@ -0,0 +1,32 @@
+## Copyright (C) 1996-2015 The Squid Software Foundation and contributors
+##
+## Squid software is distributed under GPLv2+ license and includes
+## contributions from numerous individuals and organizations.
+## Please see the COPYING and CONTRIBUTORS files for details.
+##
+
+include $(top_srcdir)/src/Common.am
+include $(top_srcdir)/src/TestHeaders.am
+
+noinst_LTLIBRARIES = libDiskThreads.la
+
+libDiskThreads_la_SOURCES = \
+	async_io.cc \
+	CommIO.cc \
+	CommIO.h \
+	DiskThreads.h \
+	DiskThreadsDiskFile.cc \
+	DiskThreadsDiskFile.h \
+	DiskThreadsDiskIOModule.cc \
+	DiskThreadsDiskIOModule.h \
+	DiskThreadsIOStrategy.cc \
+	DiskThreadsIOStrategy.h
+
+if ENABLE_WIN32_AIOPS
+libDiskThreads_la_SOURCES += aiops_win32.cc
+EXTRA_DIST = aiops.cc
+else
+libDiskThreads_la_SOURCES += aiops.cc
+EXTRA_DIST = aiops_win32.cc
+endif
+
diff --git a/src/DiskIO/IpcIo/Makefile.am b/src/DiskIO/IpcIo/Makefile.am
new file mode 100644
index 0000000000..ead15d3bb2
--- /dev/null
+++ b/src/DiskIO/IpcIo/Makefile.am
@@ -0,0 +1,19 @@
+## Copyright (C) 1996-2015 The Squid Software Foundation and contributors
+##
+## Squid software is distributed under GPLv2+ license and includes
+## contributions from numerous individuals and organizations.
+## Please see the COPYING and CONTRIBUTORS files for details.
+##
+
+include $(top_srcdir)/src/Common.am
+include $(top_srcdir)/src/TestHeaders.am
+
+noinst_LTLIBRARIES = libIpcIo.la
+
+libIpcIo_la_SOURCES = \
+	IpcIoDiskIOModule.cc \
+	IpcIoDiskIOModule.h \
+	IpcIoFile.cc \
+	IpcIoFile.h \
+	IpcIoIOStrategy.cc \
+	IpcIoIOStrategy.h
diff --git a/src/DiskIO/Makefile.am b/src/DiskIO/Makefile.am
index ae91dd2930..a8685422d7 100644
--- a/src/DiskIO/Makefile.am
+++ b/src/DiskIO/Makefile.am
@@ -8,6 +8,9 @@
 include $(top_srcdir)/src/Common.am
 include $(top_srcdir)/src/TestHeaders.am
 
+SUBDIRS=
+DIST_SUBDIRS= AIO Blocking DiskDaemon DiskThreads IpcIo Mmapped
+
 noinst_LTLIBRARIES = libdiskio.la
 
 libdiskio_la_SOURCES = \
@@ -21,5 +24,38 @@ libdiskio_la_SOURCES = \
 	WriteRequest.cc \
 	WriteRequest.h
 
-EXTRA_DIST = modules.sh
+# Custom DiskIO modules (if any):
+libdiskio_la_LIBADD = $(DISK_LIBS)
+
+# Optional DiskIO modules:
+
+if ENABLE_DISKIO_AIO
+SUBDIRS += AIO
+libdiskio_la_LIBADD += AIO/libAIO.la $(AIOLIB)
+endif
+
+if ENABLE_DISKIO_BLOCKING
+SUBDIRS += Blocking
+libdiskio_la_LIBADD += Blocking/libBlocking.la
+endif
+
+if ENABLE_DISKIO_DISKDAEMON
+SUBDIRS += DiskDaemon
+libdiskio_la_LIBADD += DiskDaemon/libDiskDaemon.la
+endif
+
+if ENABLE_DISKIO_DISKTHREADS
+SUBDIRS += DiskThreads
+libdiskio_la_LIBADD += DiskThreads/libDiskThreads.la $(LIBPTHREADS)
+endif
+
+if ENABLE_DISKIO_IPCIO
+SUBDIRS += IpcIo
+libdiskio_la_LIBADD += IpcIo/libIpcIo.la
+endif
+
+if ENABLE_DISKIO_MMAPPED
+SUBDIRS += Mmapped
+libdiskio_la_LIBADD += Mmapped/libMmapped.la
+endif
 
diff --git a/src/DiskIO/Mmapped/Makefile.am b/src/DiskIO/Mmapped/Makefile.am
new file mode 100644
index 0000000000..34bcb8b6c0
--- /dev/null
+++ b/src/DiskIO/Mmapped/Makefile.am
@@ -0,0 +1,19 @@
+## Copyright (C) 1996-2015 The Squid Software Foundation and contributors
+##
+## Squid software is distributed under GPLv2+ license and includes
+## contributions from numerous individuals and organizations.
+## Please see the COPYING and CONTRIBUTORS files for details.
+##
+
+include $(top_srcdir)/src/Common.am
+include $(top_srcdir)/src/TestHeaders.am
+
+noinst_LTLIBRARIES = libMmapped.la
+
+libMmapped_la_SOURCES = \
+	MmappedDiskIOModule.cc \
+	MmappedDiskIOModule.h \
+	MmappedFile.cc \
+	MmappedFile.h \
+	MmappedIOStrategy.cc \
+	MmappedIOStrategy.h
diff --git a/src/DiskIO/modules.sh b/src/DiskIO/modules.sh
deleted file mode 100755
index d334fbc25c..0000000000
--- a/src/DiskIO/modules.sh
+++ /dev/null
@@ -1,25 +0,0 @@
-#!/bin/sh
-#
-## Copyright (C) 1996-2015 The Squid Software Foundation and contributors
-##
-## Squid software is distributed under GPLv2+ license and includes
-## contributions from numerous individuals and organizations.
-## Please see the COPYING and CONTRIBUTORS files for details.
-##
-
-echo "/* automatically generated by $0 $*"
-echo " * do not edit"
-echo " */"
-cat `dirname $0`/../../scripts/boilerplate.h
-echo "#include \"squid.h\""
-echo "#include \"DiskIO/DiskIOModule.h\""
-for module in "$@"; do
-   echo "#include \"DiskIO/${module}/${module}DiskIOModule.h\""
-done
-echo ""
-echo "void DiskIOModule::PokeAllModules(void)"
-echo "{"
-for module in "$@"; do
-   echo "    ${module}DiskIOModule::GetInstance();"
-done
-echo "}"
diff --git a/src/Makefile.am b/src/Makefile.am
index 473f2dae86..4a312db113 100644
--- a/src/Makefile.am
+++ b/src/Makefile.am
@@ -175,32 +175,9 @@ else
 IPC_SOURCE = SquidIpc.h ipc.cc
 endif
 
-AIO_WIN32_ALL_SOURCES = \
-	DiskIO/AIO/aio_win32.cc \
-	DiskIO/AIO/aio_win32.h
-if ENABLE_WIN32_AIO
-AIO_WIN32_SOURCES = $(AIO_WIN32_ALL_SOURCES)
-else
-AIO_WIN32_SOURCES =
-endif
-
-if ENABLE_WIN32_AIOPS
-AIOPS_SOURCE = DiskIO/DiskThreads/aiops_win32.cc \
-	DiskIO/DiskThreads/CommIO.cc \
-	DiskIO/DiskThreads/CommIO.h
-else
-AIOPS_SOURCE = DiskIO/DiskThreads/aiops.cc \
-	DiskIO/DiskThreads/CommIO.cc \
-	DiskIO/DiskThreads/CommIO.h
-endif
-
-EXTRA_LIBRARIES = libAIO.a libBlocking.a libDiskDaemon.a libDiskThreads.a \
-	libMmapped.a libIpcIo.a
-noinst_LIBRARIES = $(DISK_LIBS)
 noinst_LTLIBRARIES = libsquid.la
 
 EXTRA_PROGRAMS = \
-	DiskIO/DiskDaemon/diskd \
 	unlinkd \
 	recv-announce \
 	tests/testUfs \
@@ -220,7 +197,6 @@ bin_PROGRAMS =
 
 
 libexec_PROGRAMS = \
-	$(DISK_PROGRAMS) \
 	$(UNLINKD)
 
 cf_gen_SOURCES = cf_gen.cc
@@ -235,13 +211,6 @@ AM_CPPFLAGS += -I$(top_builddir)/src
 
 ACL_REGISTRATION_SOURCES = AclRegs.cc AuthReg.cc
 
-DISKIO_GEN_SOURCE = \
-	DiskIO/DiskIOModules_gen.cc
-
-DiskIO/DiskIOModules_gen.cc: Makefile
-	$(SHELL) $(srcdir)/DiskIO/modules.sh $(DISK_MODULES) > DiskIO/DiskIOModules_gen.cc
-
-
 # common library for all the binaries and tests. This is kindof a catch all
 # and smaller libraries split from this are encouraged. Using lt convenience
 # libraries, dependencies should not be a problem either.
@@ -536,7 +505,6 @@ squid_SOURCES = \
 	$(WINSVC_SOURCE)
 
 EXTRA_squid_SOURCES = \
-	$(AIO_WIN32_ALL_SOURCES) \
 	$(all_AUTHMODULES) \
 	ConfigOption.h \
 	$(DELAY_POOL_ALL_SOURCE) \
@@ -575,7 +543,6 @@ BUILT_SOURCES = \
 CLEANFILES += $(BUILT_SOURCES)
 
 nodist_squid_SOURCES = \
-	$(DISKIO_GEN_SOURCE) \
 	$(BUILT_SOURCES)
 
 squid_LDADD = \
@@ -596,7 +563,6 @@ squid_LDADD = \
 	libsquid.la \
 	ip/libip.la \
 	fs/libfs.la \
-	$(DISK_LIBS) \
 	DiskIO/libdiskio.la \
 	$(SSL_LIBS) \
 	ipc/libipc.la \
@@ -611,7 +577,6 @@ squid_LDADD = \
 	$(XTRA_OBJS) \
 	$(DISK_LINKOBJS) \
 	$(REPL_OBJS) \
-	$(DISK_OS_LIBS) \
 	$(NETTLELIB) \
 	$(CRYPTLIB) \
 	$(REGEXLIB) \
@@ -730,7 +695,6 @@ ufsdump_DEPENDENCIES = \
 	fs/libfs.la \
 	ipc/libipc.la \
 	mgr/libmgr.la \
-	$(DISK_LIBS) \
 	DiskIO/libdiskio.la \
 	$(DISK_LINKOBJS) \
 	$(REPL_OBJS)
@@ -771,7 +735,6 @@ EXTRA_DIST = \
 	cf_gen_defines \
 	cf.data.pre \
 	cf.data.depend \
-	DiskIO/modules.sh \
 	mk-globals-c.pl \
 	mk-globals-c.awk \
 	mk-string-arrays.pl \
@@ -781,78 +744,6 @@ EXTRA_DIST = \
 	mib.txt \
 	mime.conf.default
 
-libAIO_a_SOURCES = \
-		$(AIO_WIN32_SOURCES) \
-		DiskIO/AIO/async_io.h \
-		DiskIO/AIO/AIODiskFile.cc \
-		DiskIO/AIO/AIODiskFile.h \
-		DiskIO/AIO/AIODiskIOStrategy.cc \
-		DiskIO/AIO/AIODiskIOStrategy.h \
-		DiskIO/AIO/AIODiskIOModule.cc \
-		DiskIO/AIO/AIODiskIOModule.h
-
-libBlocking_a_SOURCES = \
-		DiskIO/Blocking/BlockingFile.cc \
-		DiskIO/Blocking/BlockingFile.h \
-		DiskIO/Blocking/BlockingIOStrategy.cc \
-		DiskIO/Blocking/BlockingIOStrategy.h \
-		DiskIO/Blocking/BlockingDiskIOModule.cc \
-		DiskIO/Blocking/BlockingDiskIOModule.h 
-
-libMmapped_a_SOURCES = \
-		DiskIO/Mmapped/MmappedFile.cc \
-		DiskIO/Mmapped/MmappedFile.h \
-		DiskIO/Mmapped/MmappedIOStrategy.cc \
-		DiskIO/Mmapped/MmappedIOStrategy.h \
-		DiskIO/Mmapped/MmappedDiskIOModule.cc \
-		DiskIO/Mmapped/MmappedDiskIOModule.h 
-
-libIpcIo_a_SOURCES = \
-		DiskIO/IpcIo/IpcIoFile.cc \
-		DiskIO/IpcIo/IpcIoFile.h \
-		DiskIO/IpcIo/IpcIoIOStrategy.cc \
-		DiskIO/IpcIo/IpcIoIOStrategy.h \
-		DiskIO/IpcIo/IpcIoDiskIOModule.cc \
-		DiskIO/IpcIo/IpcIoDiskIOModule.h 
-
-libDiskDaemon_a_SOURCES = \
-		DiskIO/DiskDaemon/DiskdFile.cc \
-		DiskIO/DiskDaemon/DiskdFile.h \
-		DiskIO/DiskDaemon/DiskdIOStrategy.cc \
-		DiskIO/DiskDaemon/DiskdIOStrategy.h \
-		DiskIO/DiskDaemon/diomsg.h \
-		DiskIO/DiskDaemon/DiskDaemonDiskIOModule.cc \
-		DiskIO/DiskDaemon/DiskDaemonDiskIOModule.h \
-		DiskIO/DiskDaemon/DiskdAction.cc \
-		DiskIO/DiskDaemon/DiskdAction.h
-
-libDiskThreads_a_SOURCES = \
-		$(AIOPS_SOURCE) \
-		DiskIO/DiskThreads/async_io.cc \
-		DiskIO/DiskThreads/DiskThreads.h \
-		DiskIO/DiskThreads/DiskThreadsDiskFile.cc \
-		DiskIO/DiskThreads/DiskThreadsDiskFile.h \
-		DiskIO/DiskThreads/DiskThreadsDiskIOModule.cc \
-		DiskIO/DiskThreads/DiskThreadsDiskIOModule.h \
-		DiskIO/DiskThreads/DiskThreadsIOStrategy.cc \
-		DiskIO/DiskThreads/DiskThreadsIOStrategy.h
-
-EXTRA_libDiskThreads_a_SOURCES = \
-	DiskIO/DiskThreads/aiops.cc \
-	DiskIO/DiskThreads/aiops_win32.cc \
-	DiskIO/DiskThreads/CommIO.cc \
-	DiskIO/DiskThreads/CommIO.h
-
-DiskIO_DiskDaemon_diskd_SOURCES = DiskIO/DiskDaemon/diskd.cc
-nodist_DiskIO_DiskDaemon_diskd_SOURCES = time.cc
-DiskIO_DiskDaemon_diskd_LDADD = \
-	$(top_builddir)/lib/libmisccontainers.la \
-	$(top_builddir)/lib/libmiscencoding.la \
-	$(top_builddir)/lib/libmiscutil.la \
-	$(COMPAT_LIB) \
-	$(XTRA_LIBS)
-
-
 DEFAULT_HTTP_PORT	= 3128
 DEFAULT_ICP_PORT	= 3130
 DEFAULT_PREFIX		= $(prefix)
@@ -995,7 +886,6 @@ uninstall-local: squid.conf.default
 	@$(SHELL) $(top_srcdir)/scripts/remove-cfg.sh "$(RM)" $(DESTDIR)$(DEFAULT_CONFIG_FILE) squid.conf.default
 
 CLEANFILES += cf.data squid.conf.default squid.conf.documented \
-	DiskIO/DiskIOModules_gen.cc \
 	test_tools.cc *.a
 
 test_tools.cc: $(top_srcdir)/test-suite/test_tools.cc
@@ -1301,7 +1191,6 @@ tests_testACLMaxUserIP_LDADD= \
 	$(top_builddir)/lib/libmisccontainers.la \
 	$(top_builddir)/lib/libmiscencoding.la \
 	$(top_builddir)/lib/libmiscutil.la \
-	$(DISK_OS_LIBS) \
 	$(NETTLELIB) \
 	$(REGEXLIB) \
 	$(SQUID_CPPUNIT_LIBS) \
@@ -1527,8 +1416,7 @@ tests_testCacheManager_SOURCES = \
 	wordlist.h \
 	wordlist.cc
 nodist_tests_testCacheManager_SOURCES = \
-	$(BUILT_SOURCES) \
-	$(DISKIO_GEN_SOURCE)
+	$(BUILT_SOURCES)
 # comm.cc only requires comm/libcomm.la until fdc_table is dead.
 tests_testCacheManager_LDADD = \
 	libsquid.la \
@@ -1552,9 +1440,7 @@ tests_testCacheManager_LDADD = \
 	log/liblog.la \
 	format/libformat.la \
 	$(REPL_OBJS) \
-	$(DISK_LIBS) \
 	DiskIO/libdiskio.la \
-	$(DISK_OS_LIBS) \
 	$(ADAPTATION_LIBS) \
 	$(ESI_LIBS) \
 	$(SSL_LIBS) \
@@ -1715,7 +1601,6 @@ tests_testDiskIO_SOURCES = \
 	tests/stub_tools.cc
 nodist_tests_testDiskIO_SOURCES= \
 	$(TESTSOURCES) \
-	$(DISKIO_GEN_SOURCE) \
 	SquidMath.cc \
 	SquidMath.h \
 	swap_log_op.cc
@@ -1733,9 +1618,7 @@ tests_testDiskIO_LDADD = \
 	fs/libfs.la \
 	ipc/libipc.la \
 	$(REPL_OBJS) \
-	$(DISK_LIBS) \
 	DiskIO/libdiskio.la \
-	$(DISK_OS_LIBS) \
 	acl/libapi.la \
 	anyp/libanyp.la \
 	mgr/libmgr.la \
@@ -1756,7 +1639,6 @@ tests_testDiskIO_LDADD = \
 
 tests_testDiskIO_LDFLAGS = $(LIBADD_DL)
 tests_testDiskIO_DEPENDENCIES = \
-	$(DISK_LIBS) \
 	DiskIO/libdiskio.la \
 	$(SWAP_TEST_DS) \
 	$(SQUID_CPPUNIT_LA)
@@ -1974,8 +1856,7 @@ tests_testEvent_SOURCES = \
 	wordlist.h \
 	wordlist.cc
 nodist_tests_testEvent_SOURCES = \
-	$(BUILT_SOURCES) \
-	$(DISKIO_GEN_SOURCE)
+	$(BUILT_SOURCES)
 tests_testEvent_LDADD = \
 	libsquid.la \
 	clients/libclients.la \
@@ -2004,9 +1885,7 @@ tests_testEvent_LDADD = \
 	$(top_builddir)/lib/libmisccontainers.la \
 	$(top_builddir)/lib/libmiscencoding.la \
 	$(top_builddir)/lib/libmiscutil.la \
-	$(DISK_LIBS) \
 	DiskIO/libdiskio.la \
-	$(DISK_OS_LIBS) \
 	ipc/libipc.la \
 	mgr/libmgr.la \
 	$(SNMP_LIBS) \
@@ -2219,8 +2098,7 @@ tests_testEventLoop_SOURCES = \
 	wordlist.h \
 	wordlist.cc
 nodist_tests_testEventLoop_SOURCES = \
-	$(BUILT_SOURCES) \
-	$(DISKIO_GEN_SOURCE)
+	$(BUILT_SOURCES)
 tests_testEventLoop_LDADD = \
 	libsquid.la \
 	clients/libclients.la \
@@ -2249,9 +2127,7 @@ tests_testEventLoop_LDADD = \
 	$(top_builddir)/lib/libmisccontainers.la \
 	$(top_builddir)/lib/libmiscencoding.la \
 	$(top_builddir)/lib/libmiscutil.la \
-	$(DISK_LIBS) \
 	DiskIO/libdiskio.la \
-	$(DISK_OS_LIBS) \
 	ipc/libipc.la \
 	mgr/libmgr.la \
 	$(SNMP_LIBS) \
@@ -2459,8 +2335,7 @@ tests_test_http_range_SOURCES = \
 	wordlist.h \
 	wordlist.cc
 nodist_tests_test_http_range_SOURCES = \
-	$(BUILT_SOURCES) \
-	$(DISKIO_GEN_SOURCE)
+	$(BUILT_SOURCES)
 tests_test_http_range_LDADD = \
 	libsquid.la \
 	clients/libclients.la \
@@ -2482,9 +2357,7 @@ tests_test_http_range_LDADD = \
 	log/liblog.la \
 	format/libformat.la \
 	$(REPL_OBJS) \
-	$(DISK_LIBS) \
 	DiskIO/libdiskio.la \
-	$(DISK_OS_LIBS) \
 	$(ADAPTATION_LIBS) \
 	$(ESI_LIBS) \
 	$(SSL_LIBS) \
@@ -2784,7 +2657,6 @@ tests_testHttpRequest_LDADD = \
 	$(top_builddir)/lib/libmisccontainers.la \
 	$(top_builddir)/lib/libmiscencoding.la \
 	$(top_builddir)/lib/libmiscutil.la \
-	$(DISK_OS_LIBS) \
 	$(NETTLELIB) \
 	$(REGEXLIB) \
 	$(SQUID_CPPUNIT_LIBS) \
@@ -3021,7 +2893,6 @@ SWAP_TEST_DS =\
 	libsquid.la \
 	ip/libip.la \
 	fs/libfs.la \
-	$(DISK_LIBS) \
 	DiskIO/libdiskio.la \
 	ipc/libipc.la \
 	mgr/libmgr.la \
@@ -3163,7 +3034,6 @@ tests_testUfs_SOURCES = \
 
 nodist_tests_testUfs_SOURCES = \
 	$(TESTSOURCES) \
-	$(DISKIO_GEN_SOURCE) \
 	SquidMath.cc \
 	SquidMath.h \
 	swap_log_op.cc
@@ -3181,9 +3051,7 @@ tests_testUfs_LDADD = \
 	mgr/libmgr.la \
 	$(REPL_OBJS) \
 	acl/libacls.la \
-	$(DISK_LIBS) \
 	DiskIO/libdiskio.la \
-	$(DISK_OS_LIBS) \
 	acl/libapi.la \
 	$(SSL_LIBS) \
 	ipc/libipc.la \
@@ -3345,7 +3213,6 @@ tests_testRock_SOURCES = \
 	$(DELAY_POOL_SOURCE) \
 	$(UNLINKDSOURCE)
 nodist_tests_testRock_SOURCES = \
-	$(DISKIO_GEN_SOURCE) \
 	swap_log_op.cc \
 	SquidMath.cc \
 	SquidMath.h \
@@ -3359,9 +3226,7 @@ tests_testRock_LDADD = \
 	fs/libfs.la \
 	$(COMMON_LIBS) \
 	$(REPL_OBJS) \
-	$(DISK_LIBS) \
 	DiskIO/libdiskio.la \
-	$(DISK_OS_LIBS) \
 	acl/libacls.la \
 	acl/libapi.la \
 	acl/libstate.la \
@@ -3609,7 +3474,6 @@ tests_testURL_LDADD = \
 	icmp/libicmp.la icmp/libicmp-core.la \
 	comm/libcomm.la \
 	log/liblog.la \
-	$(DISK_OS_LIBS) \
 	format/libformat.la \
 	$(REGEXLIB) \
 	$(REPL_OBJS) \
diff --git a/src/ipc/Strand.cc b/src/ipc/Strand.cc
index 6dd0ab74d1..793499c694 100644
--- a/src/ipc/Strand.cc
+++ b/src/ipc/Strand.cc
@@ -25,7 +25,7 @@
 #include "mgr/Request.h"
 #include "mgr/Response.h"
 #include "SwapDir.h" /* XXX: scope boundary violation */
-#if USE_DISKIO_IPCIO
+#if HAVE_DISKIO_MODULE_IPCIO
 #include "DiskIO/IpcIo/IpcIoFile.h" /* XXX: scope boundary violation */
 #endif
 #if SQUID_SNMP
@@ -73,7 +73,7 @@ void Ipc::Strand::receive(const TypedMsgHdr &message)
         SharedListenJoined(SharedListenResponse(message));
         break;
 
-#if USE_DISKIO_IPCIO
+#if HAVE_DISKIO_MODULE_IPCIO
     case mtStrandSearchResponse:
         IpcIoFile::HandleOpenResponse(StrandSearchResponse(message));
         break;
@@ -81,7 +81,7 @@ void Ipc::Strand::receive(const TypedMsgHdr &message)
     case mtIpcIoNotification:
         IpcIoFile::HandleNotification(message);
         break;
-#endif /* USE_DISKIO_IPCIO */
+#endif /* HAVE_DISKIO_MODULE_IPCIO */
 
     case mtCacheMgrRequest: {
         const Mgr::Request req(message);
diff --git a/src/tests/stub_DiskIOModule.cc b/src/tests/stub_DiskIOModule.cc
index d88132efa6..4787fc9e51 100644
--- a/src/tests/stub_DiskIOModule.cc
+++ b/src/tests/stub_DiskIOModule.cc
@@ -18,7 +18,6 @@
 void DiskIOModule::SetupAllModules() STUB
 void DiskIOModule::ModuleAdd(DiskIOModule &) STUB
 void DiskIOModule::FreeAllModules() STUB
-void DiskIOModule::PokeAllModules() STUB
 DiskIOModule *DiskIOModule::Find(char const *) STUB_RETVAL(NULL)
 DiskIOModule *DiskIOModule::FindDefault() STUB_RETVAL(NULL)
 std::vector<DiskIOModule*> const &DiskIOModule::Modules() STUB_RETSTATREF(std::vector<DiskIOModule*>)