1 /**************************************************************************
3 * Copyright 2007-2011 VMware, Inc.
6 * Permission is hereby granted, free of charge, to any person obtaining a copy
7 * of this software and associated documentation files (the "Software"), to deal
8 * in the Software without restriction, including without limitation the rights
9 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
10 * copies of the Software, and to permit persons to whom the Software is
11 * furnished to do so, subject to the following conditions:
13 * The above copyright notice and this permission notice shall be included in
14 * all copies or substantial portions of the Software.
16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
19 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
20 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
21 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
24 **************************************************************************/
36 #include "trace_writer.hpp"
37 #include "trace_format.hpp"
44 LocalWriter::open(void) {
46 static unsigned dwCounter = 0;
48 const char *szExtension = "trace";
49 char szFileName[PATH_MAX];
50 const char *lpFileName;
52 lpFileName = getenv("TRACE_FILE");
54 strncpy(szFileName, lpFileName, PATH_MAX);
57 char szProcessName[PATH_MAX];
58 char szCurrentDir[PATH_MAX];
59 OS::GetProcessName(szProcessName, PATH_MAX);
60 OS::GetCurrentDir(szCurrentDir, PATH_MAX);
66 snprintf(szFileName, PATH_MAX, "%s%c%s.%u.%s", szCurrentDir, PATH_SEP, szProcessName, dwCounter, szExtension);
68 snprintf(szFileName, PATH_MAX, "%s%c%s.%s", szCurrentDir, PATH_SEP, szProcessName, szExtension);
70 file = fopen(szFileName, "rb");
80 OS::DebugMessage("apitrace: tracing to %s\n", szFileName);
82 Writer::open(szFileName);
85 unsigned LocalWriter::beginEnter(const FunctionSig *sig) {
92 return Writer::beginEnter(sig);
95 void LocalWriter::endEnter(void) {
97 gzflush(g_gzFile, Z_SYNC_FLUSH);
101 void LocalWriter::beginLeave(unsigned call) {
103 Writer::beginLeave(call);
106 void LocalWriter::endLeave(void) {
108 gzflush(g_gzFile, Z_SYNC_FLUSH);
113 } /* namespace Trace */