]> git.cworth.org Git - apitrace/blobdiff - retrace.cpp
Improve the indention in emacs just a bit.
[apitrace] / retrace.cpp
index e5089a72f52829bb371bebf224e3041bad42fe6b..009614fe0373872f2f95a9ee53d37e75c4cebbc2 100644 (file)
@@ -24,6 +24,9 @@
  **************************************************************************/
 
 
+#include <string.h>
+#include <iostream>
+
 #include "retrace.hpp"
 
 
@@ -33,4 +36,82 @@ namespace retrace {
 int verbosity = 0;
 
 
+static bool call_dumped = false;
+
+
+static void dumpCall(Trace::Call &call) {
+    if (verbosity >= 0 && !call_dumped) {
+        std::cout << call;
+        std::cout.flush();
+        call_dumped = true;
+    }
+}
+
+
+std::ostream &warning(Trace::Call &call) {
+    dumpCall(call);
+
+    std::cerr << call.no << ": ";
+    std::cerr << "warning: ";
+
+    return std::cerr;
+}
+
+
+void ignore(Trace::Call &call) {
+    (void)call;
+}
+
+void unsupported(Trace::Call &call) {
+    warning(call) << "unsupported " << call.name() << " call\n";
+}
+
+inline void Retracer::addCallback(const Entry *entry) {
+    assert(entry->name);
+    assert(entry->callback);
+    map[entry->name] = entry->callback;
+}
+
+
+void Retracer::addCallbacks(const Entry *entries) {
+    while (entries->name && entries->callback) {
+        addCallback(entries++);
+    }
+}
+
+
+void Retracer::retrace(Trace::Call &call) {
+    call_dumped = false;
+
+    if (verbosity >= 1) {
+        dumpCall(call);
+    }
+
+    Callback callback = 0;
+
+    Trace::Id id = call.sig->id;
+    if (id >= callbacks.size()) {
+        callbacks.resize(id + 1);
+        callback = 0;
+    } else {
+        callback = callbacks[id];
+    }
+
+    if (!callback) {
+        Map::const_iterator it = map.find(call.name());
+        if (it == map.end()) {
+            callback = &unsupported;
+        } else {
+            callback = it->second;
+        }
+        callbacks[id] = callback;
+    }
+
+    assert(callback);
+    assert(callbacks[id] == callback);
+
+    callback(call);
+}
+
+
 } /* namespace retrace */