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/*********************************************************************
*
* Copyright 2011 Intel Corporation
* All Rights Reserved.
*
* Permission is hereby granted, free of charge, to any person
* obtaining a copy of this software and associated documentation
* files (the "Software"), to deal in the Software without
* restriction, including without limitation the rights to use, copy,
* modify, merge, publish, distribute, sublicense, and/or sell copies
* of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be
* included in all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
* BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
* ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*
*********************************************************************/
#include <iostream>
#include "os_string.hpp"
#include "cli_resources.hpp"
#ifdef __GLIBC__
#include <dlfcn.h>
static bool
tryLib(const os::String &path, bool verbose)
{
void *handle = dlopen(path.str(), RTLD_LAZY);
bool exists = (handle != NULL);
if (verbose) {
if (exists) {
std::cerr << "info: found " << path.str() << "\n";
} else {
std::cerr << "info: did not find " << dlerror() << "\n";
}
}
if (exists)
dlclose(handle);
return exists;
}
#endif
static bool
tryPath(const os::String &path, bool verbose)
{
bool exists = path.exists();
if (verbose) {
std::cerr << "info: " << (exists ? "found" : "did not find") << " " << path.str() << "\n";
}
return exists;
}
os::String
findProgram(const char *programFilename, bool verbose)
{
os::String programPath;
os::String processDir = os::getProcessName();
processDir.trimFilename();
programPath = processDir;
programPath.join(programFilename);
if (tryPath(programPath, verbose)) {
return programPath;
}
#ifndef _WIN32
// Try absolute install directory
programPath = APITRACE_PROGRAMS_INSTALL_DIR;
programPath.join(programFilename);
if (tryPath(programPath, verbose)) {
return programPath;
}
#endif
return "";
}
os::String
findWrapper(const char *wrapperFilename, bool verbose)
{
os::String wrapperPath;
os::String processDir = os::getProcessName();
processDir.trimFilename();
// Try relative build directory
// XXX: Just make build and install directory layout match
wrapperPath = processDir;
#if defined(APITRACE_CONFIGURATION_SUBDIR)
// Go from `Debug\apitrace.exe` to `wrappers\Debug\foo.dll` on MSVC builds.
wrapperPath.join("..");
wrapperPath.join("wrappers");
wrapperPath.join(APITRACE_CONFIGURATION_SUBDIR);
#else
wrapperPath.join("wrappers");
#endif
wrapperPath.join(wrapperFilename);
if (tryPath(wrapperPath, verbose)) {
return wrapperPath;
}
#ifdef __GLIBC__
// We want to take advantage of $LIB dynamic string token expansion in
// glibc dynamic linker to handle multilib layout for us
wrapperPath = processDir;
wrapperPath.join("../$LIB/apitrace/wrappers");
wrapperPath.join(wrapperFilename);
if (tryLib(wrapperPath, verbose)) {
return wrapperPath;
}
#endif
// Try relative install directory
wrapperPath = processDir;
#if defined(_WIN32)
wrapperPath.join("..\\lib\\wrappers");
#elif defined(__APPLE__)
wrapperPath.join("../lib/wrappers");
#else
wrapperPath.join("../lib/apitrace/wrappers");
#endif
wrapperPath.join(wrapperFilename);
if (tryPath(wrapperPath, verbose)) {
return wrapperPath;
}
#ifndef _WIN32
// Try absolute install directory
wrapperPath = APITRACE_WRAPPERS_INSTALL_DIR;
wrapperPath.join(wrapperFilename);
if (tryPath(wrapperPath, verbose)) {
return wrapperPath;
}
#endif
return "";
}
os::String
findScript(const char *scriptFilename, bool verbose)
{
os::String scriptPath;
os::String processDir = os::getProcessName();
processDir.trimFilename();
// Try relative build directory
// XXX: Just make build and install directory layout match
#if defined(APITRACE_SOURCE_DIR)
scriptPath = APITRACE_SOURCE_DIR;
scriptPath.join("scripts");
scriptPath.join(scriptFilename);
if (tryPath(scriptPath, verbose)) {
return scriptPath;
}
#endif
// Try relative install directory
scriptPath = processDir;
#if defined(_WIN32)
scriptPath.join("..\\lib\\scripts");
#elif defined(__APPLE__)
scriptPath.join("../lib/scripts");
#else
scriptPath.join("../lib/apitrace/scripts");
#endif
scriptPath.join(scriptFilename);
if (tryPath(scriptPath, verbose)) {
return scriptPath;
}
#ifndef _WIN32
// Try absolute install directory
scriptPath = APITRACE_SCRIPTS_INSTALL_DIR;
scriptPath.join(scriptFilename);
if (tryPath(scriptPath, verbose)) {
return scriptPath;
}
#endif
std::cerr << "error: cannot find " << scriptFilename << " script\n";
return "";
}
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