| // Copyright (c) 2012 The Chromium OS Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #include "gestures/include/tracer.h" |
| |
| #include <string.h> |
| |
| namespace gestures { |
| |
| Tracer::Tracer(PropRegistry* prop_reg, WriteFn write_fn) |
| : write_fn_(write_fn), |
| tracing_enabled_(prop_reg, "Tracing Enabled", false) {} |
| |
| void Tracer::Trace(const char* message, const char* name) { |
| if (tracing_enabled_.val_ && write_fn_) { |
| char write_msg[1024]; |
| size_t len = strlen(message); |
| size_t len2 = strlen(name); |
| if ((len + len2) >= sizeof(write_msg)) { |
| strcpy(write_msg, "Error!! Gestures Library: Message too long!!"); |
| } else { |
| strcpy(write_msg, message); |
| strcpy(write_msg + len, name); |
| } |
| (*write_fn_)(write_msg); |
| } |
| } |
| } // namespace gestures |
