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/*
* Copyright 2013 Google Inc.
*
* Use of this source code is governed by a BSD-style license that can be
* found in the LICENSE file.
*/
#if defined(SK_BUILD_FOR_MAC) || defined(SK_BUILD_FOR_UNIX) || defined(SK_BUILD_FOR_ANDROID)
# include <unistd.h>
# include <sys/time.h>
# include <dirent.h>
#endif
#if defined(SK_BUILD_FOR_MAC) || defined(SK_BUILD_FOR_UNIX)
# include <glob.h>
#endif
#if defined(SK_BUILD_FOR_MAC)
# include <sys/syslimits.h> // PATH_MAX is here for Macs
#endif
#if defined(SK_BUILD_FOR_WIN32)
# include <windows.h>
#endif
#include <stdlib.h>
#include <time.h>
#include "SkOSFile.h"
#include "skpdiff_util.h"
#if SK_SUPPORT_OPENCL
const char* cl_error_to_string(cl_int err) {
switch (err) {
case CL_SUCCESS: return "CL_SUCCESS";
case CL_DEVICE_NOT_FOUND: return "CL_DEVICE_NOT_FOUND";
case CL_DEVICE_NOT_AVAILABLE: return "CL_DEVICE_NOT_AVAILABLE";
case CL_COMPILER_NOT_AVAILABLE: return "CL_COMPILER_NOT_AVAILABLE";
case CL_MEM_OBJECT_ALLOCATION_FAILURE: return "CL_MEM_OBJECT_ALLOCATION_FAILURE";
case CL_OUT_OF_RESOURCES: return "CL_OUT_OF_RESOURCES";
case CL_OUT_OF_HOST_MEMORY: return "CL_OUT_OF_HOST_MEMORY";
case CL_PROFILING_INFO_NOT_AVAILABLE: return "CL_PROFILING_INFO_NOT_AVAILABLE";
case CL_MEM_COPY_OVERLAP: return "CL_MEM_COPY_OVERLAP";
case CL_IMAGE_FORMAT_MISMATCH: return "CL_IMAGE_FORMAT_MISMATCH";
case CL_IMAGE_FORMAT_NOT_SUPPORTED: return "CL_IMAGE_FORMAT_NOT_SUPPORTED";
case CL_BUILD_PROGRAM_FAILURE: return "CL_BUILD_PROGRAM_FAILURE";
case CL_MAP_FAILURE: return "CL_MAP_FAILURE";
case CL_INVALID_VALUE: return "CL_INVALID_VALUE";
case CL_INVALID_DEVICE_TYPE: return "CL_INVALID_DEVICE_TYPE";
case CL_INVALID_PLATFORM: return "CL_INVALID_PLATFORM";
case CL_INVALID_DEVICE: return "CL_INVALID_DEVICE";
case CL_INVALID_CONTEXT: return "CL_INVALID_CONTEXT";
case CL_INVALID_QUEUE_PROPERTIES: return "CL_INVALID_QUEUE_PROPERTIES";
case CL_INVALID_COMMAND_QUEUE: return "CL_INVALID_COMMAND_QUEUE";
case CL_INVALID_HOST_PTR: return "CL_INVALID_HOST_PTR";
case CL_INVALID_MEM_OBJECT: return "CL_INVALID_MEM_OBJECT";
case CL_INVALID_IMAGE_FORMAT_DESCRIPTOR: return "CL_INVALID_IMAGE_FORMAT_DESCRIPTOR";
case CL_INVALID_IMAGE_SIZE: return "CL_INVALID_IMAGE_SIZE";
case CL_INVALID_SAMPLER: return "CL_INVALID_SAMPLER";
case CL_INVALID_BINARY: return "CL_INVALID_BINARY";
case CL_INVALID_BUILD_OPTIONS: return "CL_INVALID_BUILD_OPTIONS";
case CL_INVALID_PROGRAM: return "CL_INVALID_PROGRAM";
case CL_INVALID_PROGRAM_EXECUTABLE: return "CL_INVALID_PROGRAM_EXECUTABLE";
case CL_INVALID_KERNEL_NAME: return "CL_INVALID_KERNEL_NAME";
case CL_INVALID_KERNEL_DEFINITION: return "CL_INVALID_KERNEL_DEFINITION";
case CL_INVALID_KERNEL: return "CL_INVALID_KERNEL";
case CL_INVALID_ARG_INDEX: return "CL_INVALID_ARG_INDEX";
case CL_INVALID_ARG_VALUE: return "CL_INVALID_ARG_VALUE";
case CL_INVALID_ARG_SIZE: return "CL_INVALID_ARG_SIZE";
case CL_INVALID_KERNEL_ARGS: return "CL_INVALID_KERNEL_ARGS";
case CL_INVALID_WORK_DIMENSION: return "CL_INVALID_WORK_DIMENSION";
case CL_INVALID_WORK_GROUP_SIZE: return "CL_INVALID_WORK_GROUP_SIZE";
case CL_INVALID_WORK_ITEM_SIZE: return "CL_INVALID_WORK_ITEM_SIZE";
case CL_INVALID_GLOBAL_OFFSET: return "CL_INVALID_GLOBAL_OFFSET";
case CL_INVALID_EVENT_WAIT_LIST: return "CL_INVALID_EVENT_WAIT_LIST";
case CL_INVALID_EVENT: return "CL_INVALID_EVENT";
case CL_INVALID_OPERATION: return "CL_INVALID_OPERATION";
case CL_INVALID_GL_OBJECT: return "CL_INVALID_GL_OBJECT";
case CL_INVALID_BUFFER_SIZE: return "CL_INVALID_BUFFER_SIZE";
case CL_INVALID_MIP_LEVEL: return "CL_INVALID_MIP_LEVEL";
default: return "UNKNOWN";
}
return "UNKNOWN";
}
#endif
// TODO refactor Timer to be used here
double get_seconds() {
#if defined(SK_BUILD_FOR_WIN32)
LARGE_INTEGER currentTime;
LARGE_INTEGER frequency;
QueryPerformanceCounter(¤tTime);
QueryPerformanceFrequency(&frequency);
return (double)currentTime.QuadPart / (double)frequency.QuadPart;
#elif _POSIX_TIMERS > 0 && defined(CLOCK_REALTIME)
struct timespec currentTime;
clock_gettime(CLOCK_REALTIME, ¤tTime);
return currentTime.tv_sec + (double)currentTime.tv_nsec / 1e9;
#elif defined(SK_BUILD_FOR_MAC) || defined(SK_BUILD_FOR_UNIX) || defined(SK_BUILD_FOR_ANDROID)
struct timeval currentTime;
gettimeofday(¤tTime, NULL);
return currentTime.tv_sec + (double)currentTime.tv_usec / 1e6;
#else
return clock() / (double)CLOCKS_PER_SEC;
#endif
}
bool get_directory(const char path[], SkTArray<SkString>* entries) {
#if defined(SK_BUILD_FOR_MAC) || defined(SK_BUILD_FOR_UNIX) || defined(SK_BUILD_FOR_ANDROID)
// Open the directory and check for success
DIR* dir = opendir(path);
if (NULL == dir) {
return false;
}
// Loop through dir entries until there are none left (i.e. readdir returns NULL)
struct dirent* entry;
while ((entry = readdir(dir))) {
// dirent only gives relative paths, we need to join them to the base path to check if they
// are directories.
SkString joinedPath = SkOSPath::Join(path, entry->d_name);
// We only care about files
if (!sk_isdir(joinedPath.c_str())) {
entries->push_back(SkString(entry->d_name));
}
}
closedir(dir);
return true;
#elif defined(SK_BUILD_FOR_WIN32)
char pathDirGlob[MAX_PATH];
size_t pathLength = strlen(path);
strncpy(pathDirGlob, path, pathLength);
if (path[pathLength - 1] == '/' || path[pathLength - 1] == '\\') {
SkASSERT(pathLength + 2 <= MAX_PATH);
pathDirGlob[pathLength] = '*';
pathDirGlob[pathLength + 1] = '\0';
} else {
SkASSERT(pathLength + 3 <= MAX_PATH);
pathDirGlob[pathLength] = '\\';
pathDirGlob[pathLength + 1] = '*';
pathDirGlob[pathLength + 2] = '\0';
}
WIN32_FIND_DATA findFileData;
HANDLE hFind = FindFirstFile(pathDirGlob, &findFileData);
if (INVALID_HANDLE_VALUE == hFind) {
return false;
}
do {
if ((findFileData.dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY) == 0) {
entries->push_back(SkString(findFileData.cFileName));
}
} while (FindNextFile(hFind, &findFileData) != 0);
FindClose(hFind);
return true;
#else
return false;
#endif
}
bool glob_files(const char globPattern[], SkTArray<SkString>* entries) {
#if defined(SK_BUILD_FOR_MAC) || defined(SK_BUILD_FOR_UNIX)
// TODO Make sure this works on windows. This may require use of FindNextFile windows function.
glob_t globBuffer;
if (glob(globPattern, 0, NULL, &globBuffer) != 0) {
return false;
}
// Note these paths are in sorted order by default according to http://linux.die.net/man/3/glob
// Check under the flag GLOB_NOSORT
char** paths = globBuffer.gl_pathv;
while(*paths) {
entries->push_back(SkString(*paths));
paths++;
}
globfree(&globBuffer);
return true;
#else
return false;
#endif
}
SkString get_absolute_path(const SkString& path) {
#if defined(SK_BUILD_FOR_MAC) || defined(SK_BUILD_FOR_UNIX) || defined(SK_BUILD_FOR_ANDROID)
SkString fullPath(PATH_MAX + 1);
if (realpath(path.c_str(), fullPath.writable_str()) == NULL) {
fullPath.reset();
}
return fullPath;
#elif defined(SK_BUILD_FOR_WIN32)
SkString fullPath(MAX_PATH);
if (_fullpath(fullPath.writable_str(), path.c_str(), MAX_PATH) == NULL) {
fullPath.reset();
}
return fullPath;
#else
return SkString();
#endif
}
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