Moved examples to separate dir

example.cpp

@@ -1,105 +0,0 @@
-#include <cassert>
-#include <cstring>
-#include <iostream>
-#include <time.h>
-#include <unistd.h>
-
-#include "elfspy/SPY.h"
-#include "elfspy/Call.h"
-#include "elfspy/Arg.h"
-#include "elfspy/Result.h"
-#include "elfspy/Fake.h"
-#include "elfspy/Profiler.h"
-//#include "elfspy/StackTrace.h"
-//#include "elfspy/StackFrame.h"
-
-#include "elfspy/demo.h"
-
-int main(int argc, char** argv)
-{
-  // initialise
-  spy::initialise(argc, argv);
-  {
-    // add some spies about things that happen in f()
-    // auto f_call = spy::call(SPY(&f)); // nicer
-    // auto f_call = spy::call(SPY(&f));
-    auto add_spy = SPY(&add);
-    auto add_arg0 = spy::arg<0>(add_spy);
-    auto add_arg1 = spy::arg<1>(add_spy);
-    auto add_call = spy::call(add_spy);
-    auto add_result = spy::result(add_spy);
-    //auto add_stack = spy::stack_trace(add_spy);
-    int rv = f();
-    assert(rv == 10);
-    // assert(f_call->count() == 1);
-    assert(add_call.count() == 2);
-    assert(add_arg0.value(0) == 1);
-    assert(add_arg1.value(0) == 2);
-    assert(add_arg0.value(1) == 3);
-    assert(add_arg1.value(1) == 4);
-    assert(add_result.value(0) == 3);
-    assert(add_result.value(1) == 7);
-  }
-  {
-    auto add_spy = SPY(&add);
-    auto add_patch = spy::fake(add_spy, &sub);
-    int rv = f();
-    assert(rv == -2);
-  }
-  {
-    auto add_spy = SPY(&add);
-    auto lambda = [](int a, int b) { return a - b; };
-    auto add_patch = spy::fake(add_spy, lambda);
-    int rv = f();
-    assert(rv == -2);
-  }
-  int rv = f();
-  assert(rv == 10);
-  {
-    time_t time_diff = 0;
-    auto time_spy = SPY(&time);
-    auto time_changer = [&time_diff, &time_spy](time_t* tloc) -> time_t {
-      time_t fake_time = time_spy.invoke_real(tloc) + time_diff;
-      if (tloc) {
-        *tloc = fake_time;
-      }
-      return fake_time;
-    };
-    auto time_fake = spy::fake(time_spy, time_changer);
-    // relive Y2K
-    struct tm false_time;
-    memset(&false_time, 0, sizeof(false_time));
-    false_time.tm_sec = 58;
-    false_time.tm_min = 59;
-    false_time.tm_hour = 23;
-    false_time.tm_mday = 31;
-    false_time.tm_mon = 11;
-    false_time.tm_year = 1999 - 1900;
-    false_time.tm_isdst = -1;
-    time_t in_the_past = mktime(&false_time);
-    time_t now = time(nullptr);
-    time_diff = in_the_past - now; // set the time_changer difference
-    time_t reported_time = time(nullptr);
-    std::cout << ctime(&reported_time) << std::endl;
-    sleep(4);
-    reported_time = time(nullptr);
-    std::cout << ctime(&reported_time) << std::endl;
-  }
-#if 0
-  assert(add_stack->value().contains(SPY(&f)));
-  for (spy::StackFrame frame : add_stack->value()) {
-    std::cout << frame.name() << std::endl;
-  }
-#endif
-  {
-    auto add_spy = SPY(&add);
-    auto add_profiler = spy::profiler(add_spy);
-    int rv = f();
-    int run = 0;
-    for (auto duration : add_profiler) {
-      std::cout << ++run << ": " << duration << " nanoseconds" << std::endl;
-    }
-  }
-  std::cout << "test passed" << std::endl;
-  return 0;
-}

examples/makefile

@@ -0,0 +1,30 @@
+.SECONDEXPANSION:
+
+LIBRARIES := demo
+BINARIES := example1 example2 example3 example5 example6 example7 example9
+
+demo_OBJS := \
+  demo.o
+
+example1_LIBRARIES := demo
+example2_LIBRARIES := demo
+example3_LIBRARIES := demo
+example5_LIBRARIES := demo
+example6_LIBRARIES := demo
+example7_LIBRARIES := demo
+example9_LIBRARIES := demo
+example1_LIBS := elfspy
+example2_LIBS := elfspy
+example3_LIBS := elfspy
+example5_LIBS := elfspy
+example6_LIBS := elfspy
+example7_LIBS := elfspy
+example9_LIBS := elfspy
+
+INC_DIR := ../..
+LIB_DIR := . ..
+
+all : $(BINARIES)
+
+include ../makefile.inc
+

makefile.inc

@@ -0,0 +1,21 @@
+CXXFLAGS := $(patsubst %,-I%,$(INC_DIR)) -std=c++14 -g -fPIC -O0
+
+BIND_ALL := -z now
+
+LD_FLAGS := # $(BIND_ALL) 
+
+%.o : %.cpp
+	g++ $(CXXFLAGS) -c $< -o $@
+
+LIB_TARGETS=$(patsubst %,lib%.so,$(LIBRARIES))
+
+$(LIB_TARGETS) : $$($$(patsubst lib%.so,%,$$@)_OBJS)
+	g++ $(CXXFLAGS) -shared $^ -o $@ $(LD_FLAGS)
+	readelf -Wa $@ | c++filt > $(@:%.so=%.elf)
+
+$(BINARIES) : $$(@).cpp $$(patsubst %,lib%.so,$$($$@_LIBRARIES))
+	g++ $(CXXFLAGS) $(@).cpp -o $@ $(LD_FLAGS) $(patsubst %,-L%,$(LIB_DIR)) $(patsubst %,-l%,$($@_LIBRARIES) $($@_LIBS)) -rdynamic -ldl
+	readelf -Wa $@ | c++filt > $(@).elf
+
+clean :
+	rm -f *.o *.so $(BINARIES) *.elf