1 /*********************************************************************
3 * Copyright 2011 Intel Corporation
6 * Permission is hereby granted, free of charge, to any person
7 * obtaining a copy of this software and associated documentation
8 * files (the "Software"), to deal in the Software without
9 * restriction, including without limitation the rights to use, copy,
10 * modify, merge, publish, distribute, sublicense, and/or sell copies
11 * of the Software, and to permit persons to whom the Software is
12 * furnished to do so, subject to the following conditions:
14 * The above copyright notice and this permission notice shall be
15 * included in all copies or substantial portions of the Software.
17 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
18 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
19 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
20 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
21 * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
22 * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
23 * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
26 *********************************************************************/
33 #include "os_string.hpp"
34 #include "os_process.hpp"
35 #include "trace_tools.hpp"
42 #if defined(__APPLE__)
43 #define TRACE_VARIABLE "DYLD_LIBRARY_PATH"
44 #define GL_TRACE_WRAPPER "OpenGL"
46 #define TRACE_VARIABLE ""
47 #define GL_TRACE_WRAPPER "opengl32.dll"
49 #define TRACE_VARIABLE "LD_PRELOAD"
50 #define GL_TRACE_WRAPPER "glxtrace.so"
51 #define EGL_TRACE_WRAPPER "egltrace.so"
56 findFile(const char *relPath,
62 /* First look in the same directory from which this process is
63 * running, (to support developers running a compiled program that
64 * has not been installed. */
65 os::String process_dir = os::getProcessName();
67 process_dir.trimFilename();
69 complete = process_dir;
70 complete.join(relPath);
72 if (complete.exists())
75 /* Second, look in the directory for installed wrappers. */
77 if (complete.exists())
81 std::cerr << "error: cannot find " << relPath << " or " << absPath << "\n";
99 relPath = "wrappers/" GL_TRACE_WRAPPER;
100 absPath = APITRACE_WRAPPER_INSTALL_DIR "/" GL_TRACE_WRAPPER;
103 #ifndef EGL_TRACE_WRAPPER
104 std::cerr << "error: unsupported API\n";
107 relPath = "wrappers/" EGL_TRACE_WRAPPER;
108 absPath = APITRACE_WRAPPER_INSTALL_DIR "/" EGL_TRACE_WRAPPER;
112 std::cerr << "error: invalid API\n";
117 wrapper = findFile(relPath, absPath, verbose);
119 if (!wrapper.length()) {
126 "The 'apitrace trace' command is not supported for this operating system.\n"
127 "Instead, you will need to copy opengl32.dll, d3d8.dll, or d3d9.dll from\n"
128 APITRACE_WRAPPER_INSTALL_DIR "\n"
129 "to the directory with the application to trace, then run the application.\n";
135 #if defined(__APPLE__)
136 /* On Mac OS X, using DYLD_LIBRARY_PATH, we actually set the
137 * directory, not the file. */
138 wrapper.trimFilename();
142 std::cerr << TRACE_VARIABLE << "=" << wrapper.str() << "\n";
145 /* FIXME: Don't modify the current environment */
146 setenv(TRACE_VARIABLE, wrapper.str(), 1);
149 setenv("TRACE_FILE", output, 1);
153 const char *sep = "";
154 for (char * const * arg = argv; *arg; ++arg) {
155 std::cerr << *arg << sep;
161 int status = os::execute(argv);
163 unsetenv(TRACE_VARIABLE);
165 unsetenv("TRACE_FILE");
174 } /* namespace trace */