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 *********************************************************************/
31 #include "os_path.hpp"
32 #include "trace_tools.hpp"
40 #define CLI_TRACE_VARIABLE "DYLD_LIBRARY_PATH"
41 #define CLI_TRACE_WRAPPER "OpenGL"
43 #define CLI_TRACE_VARIABLE "LD_PRELOAD"
44 #define CLI_TRACE_WRAPPER "glxtrace.so"
49 findWrapper(const char *filename, bool verbose)
53 /* First look in the same directory from which this process is
54 * running, (to support developers running a compiled program that
55 * has not been installed. */
57 os::Path process_dir = os::getProcessName();
59 process_dir.trimFilename();
61 complete = process_dir;
62 complete.join("wrappers");
63 complete.join(filename);
65 complete = APITRACE_BINARY_DIR "/wrappers";
66 complete.join(filename);
69 if (complete.exists())
72 /* Second, look in the directory for installed wrappers. */
73 complete = APITRACE_WRAPPER_INSTALL_DIR;
74 complete.join(filename);
76 if (complete.exists())
79 std::cerr << "error: cannot find " << filename << " (looked in " <<
80 APITRACE_WRAPPER_INSTALL_DIR << ")\n";
87 traceProgram(char * const *argv,
94 "The 'apitrace trace' command is not supported for this operating system.\n"
95 "Instead, you will need to copy opengl32.dll, d3d8.dll, or d3d9.dll from\n"
96 APITRACE_WRAPPER_INSTALL_DIR "\n"
97 "to the directory with the application to trace, then run the application.\n";
101 os::Path binary = findWrapper(CLI_TRACE_WRAPPER, verbose);
103 /* On Mac OS X, using DYLD_LIBRARY_PATH, we actually set the
104 * directory, not the file. */
106 binary.trimFilename();
110 std::cerr << CLI_TRACE_VARIABLE << "=" << binary.str() << "\n";
113 /* FIXME: Don't modify the current environment */
114 setenv(CLI_TRACE_VARIABLE, binary.str(), 1);
117 setenv("TRACE_FILE", output, 1);
121 const char *sep = "";
122 for (char * const * arg = argv; *arg; ++arg) {
123 std::cerr << *arg << sep;
129 execvp(argv[0], argv);
131 unsetenv(CLI_TRACE_VARIABLE);
133 unsetenv("TRACE_FILE");
136 std::cerr << "error: Failed to execute " << argv[0] << "\n";
143 } /* namespace trace */