[PATCH kvm-unit-tests] api: remove boost::thread dependency

[Paolo Bonzini <pbonzini@xxxxxxxxxx>]

Replace Boost threads with C++11.  Both boost::ref and boost::thread::thread
are not part of the standard C++ library.

std::tr1::bind has also become std::bind in C++11.
Signed-off-by: Paolo Bonzini <pbonzini@xxxxxxxxxx>
---
 api/dirty-log-perf.cc |  8 ++------
 api/dirty-log.cc      | 19 ++++++++-----------
 x86/Makefile.common   |  4 ++--
 3 files changed, 12 insertions(+), 19 deletions(-)

diff --git a/api/dirty-log-perf.cc b/api/dirty-log-perf.cc
index 16990a6..89043b0 100644
--- a/api/dirty-log-perf.cc
+++ b/api/dirty-log-perf.cc
@@ -2,7 +2,6 @@
 #include "exception.hh"
 #include "memmap.hh"
 #include "identity.hh"
-#include <boost/thread/thread.hpp>
 #include <stdlib.h>
 #include <stdio.h>
 #include <sys/time.h>
@@ -34,15 +33,12 @@ void write_mem(void* slot_head, int64_t nr_to_write, int64_t nr_pages)
     }
 }
 
-using boost::ref;
-using std::tr1::bind;
-
 // Let the guest update nr_to_write pages selected from nr_pages pages.
 void do_guest_write(kvm::vcpu& vcpu, void* slot_head,
                     int64_t nr_to_write, int64_t nr_pages)
 {
-    identity::vcpu guest_write_thread(vcpu, bind(write_mem, ref(slot_head),
-                                                 nr_to_write, nr_pages));
+    identity::vcpu guest_write_thread(vcpu, std::bind(write_mem, slot_head,
+                                                      nr_to_write, nr_pages));
     vcpu.run();
 }
 
diff --git a/api/dirty-log.cc b/api/dirty-log.cc
index 4e4bfc9..47fbac2 100644
--- a/api/dirty-log.cc
+++ b/api/dirty-log.cc
@@ -2,7 +2,7 @@
 #include "exception.hh"
 #include "memmap.hh"
 #include "identity.hh"
-#include <boost/thread/thread.hpp>
+#include <thread>
 #include <stdlib.h>
 #include <stdio.h>
 
@@ -46,9 +46,6 @@ void check_dirty_log(mem_slot& slot,
 
 }
 
-using boost::ref;
-using std::tr1::bind;
-
 int test_main(int ac, char **av)
 {
     kvm::system sys;
@@ -56,7 +53,7 @@ int test_main(int ac, char **av)
     mem_map memmap(vm);
     void* logged_slot_virt;
     posix_memalign(&logged_slot_virt, 4096, 4096);
-    int* shared_var = static_cast<int*>(logged_slot_virt);
+    volatile int* shared_var = static_cast<volatile int*>(logged_slot_virt);
     identity::hole hole(logged_slot_virt, 4096);
     identity::vm ident_vm(vm, memmap, hole);
     kvm::vcpu vcpu(vm, 0);
@@ -65,13 +62,13 @@ int test_main(int ac, char **av)
     mem_slot logged_slot(memmap,
                          reinterpret_cast<uintptr_t>(logged_slot_virt),
                          4096, logged_slot_virt);
-    boost::thread host_poll_thread(check_dirty_log, ref(logged_slot),
-                                   ref(running),
-                                   ref(shared_var), ref(nr_fail));
+    std::thread host_poll_thread(check_dirty_log, std::ref(logged_slot),
+                                   std::ref(running),
+                                   shared_var, std::ref(nr_fail));
     identity::vcpu guest_write_thread(vcpu,
-                                      bind(write_mem,
-                                           ref(running),
-                                           ref(shared_var)));
+                                      std::bind(write_mem,
+					       	std::ref(running),
+						shared_var));
     vcpu.run();
     host_poll_thread.join();
     printf("Dirty bitmap failures: %d\n", nr_fail);
diff --git a/x86/Makefile.common b/x86/Makefile.common
index fbab82c..ec50926 100644
--- a/x86/Makefile.common
+++ b/x86/Makefile.common
@@ -73,9 +73,9 @@ arch_clean:
 	$(RM) $(TEST_DIR)/*.o $(TEST_DIR)/*.flat $(TEST_DIR)/*.elf \
 	$(TEST_DIR)/.*.d lib/x86/.*.d
 
-api/%.o: CFLAGS += -m32
+api/%.o: CFLAGS += -m32 -std=gnu++11
 
-api/%: LDLIBS += -lstdc++ -lboost_thread -lpthread -lrt
+api/%: LDLIBS += -lstdc++ -lpthread -lrt
 api/%: LDFLAGS += -m32
 
 api/libapi.a: api/kvmxx.o api/identity.o api/exception.o api/memmap.o
-- 
1.8.3.1