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/*
* Copyright (c) 1998-2001 National Center for Supercomputing Applications
* All rights reserved.
*
* Programmer: Robb Matzke <matzke@llnl.gov>
* Thursday, November 19, 1998
*
* Purpose: Provides support functions for most of the hdf5 tests cases.
*
*/
#undef NDEBUG /*override -DNDEBUG */
#include "h5test.h"
#include <sys/types.h>
#include <sys/stat.h>
#ifdef WIN32
#include <process.h>
#include <direct.h>
#include <winsock.h>
#endif /* WIN32 */
/*
* Define these environment variables or constants to influence functions in
* this test support library. The environment variable is used in preference
* to the cpp constant. If neither is defined then use some default value.
*
* HDF5_DRIVER: This string describes what low level file driver to
* use for HDF5 file access. The first word in the
* value is the name of the driver and subsequent data
* is interpreted according to the driver. See
* h5_fileaccess() for details.
*
* HDF5_PREFIX: A string to add to the beginning of all serial test
* file names. This can be used to run tests in a
* different file system (e.g., "/tmp" or "/tmp/myname").
* The prefix will be separated from the base file name
* by a slash. See h5_fixname() for details.
*
* HDF5_PARAPREFIX: A string to add to the beginning of all parallel test
* file names. This can be used to tell MPIO what driver
* to use (e.g., "gfs:", "ufs:", or "nfs:") or to use a
* different file system (e.g., "/tmp" or "/tmp/myname").
* The prefix will be separated from the base file name
* by a slash. See h5_fixname() for details.
*
*/
/*
* In a parallel machine, the filesystem suitable for compiling is
* unlikely a parallel file system that is suitable for parallel I/O.
* There is no standard pathname for the parallel file system. /tmp
* is about the best guess.
*/
#ifndef HDF5_PARAPREFIX
#ifdef __PUMAGON__
/* For the PFS of TFLOPS */
#define HDF5_PARAPREFIX "pfs:/pfs_grande/multi/tmp_1"
#else
#define HDF5_PARAPREFIX "/tmp"
#endif
#endif
char *paraprefix = NULL; /* for command line option para-prefix */
/*
* These are the letters that are appended to the file name when generating
* names for the split and multi drivers. They are:
*
* m: All meta data when using the split driver.
* s: The userblock, superblock, and driver info block
* b: B-tree nodes
* r: Dataset raw data
* g: Global heap
* l: local heap (object names)
* o: object headers
*/
static const char *multi_letters = "msbrglo";
/*-------------------------------------------------------------------------
* Function: h5_errors
*
* Purpose: Displays the error stack after printing "*FAILED*".
*
* Return: Success: 0
*
* Failure: -1
*
* Programmer: Robb Matzke
* Wednesday, March 4, 1998
*
* Modifications:
*
*-------------------------------------------------------------------------
*/
herr_t
h5_errors(void UNUSED *client_data)
{
H5_FAILED();
H5Eprint (stdout);
return 0;
}
/*-------------------------------------------------------------------------
* Function: h5_cleanup
*
* Purpose: Cleanup temporary test files.
* base_name contains the list of test file names.
* The file access property list is also closed.
*
* Return: Non-zero if cleanup actions were performed; zero otherwise.
*
* Programmer: Albert Cheng
* May 28, 1998
*
* Modifications:
* Albert Cheng, 2000-09-09
* Added the explicite base_name argument to replace the
* global variable FILENAME.
*
*-------------------------------------------------------------------------
*/
int
h5_cleanup(const char *base_name[], hid_t fapl)
{
char filename[1024];
char temp[2048];
int i, j;
int retval=0;
hid_t driver;
if (!HDgetenv("HDF5_NOCLEANUP")) {
for (i = 0; base_name[i]; i++) {
if (h5_fixname(base_name[i], fapl, filename, sizeof(filename)) == NULL)
continue;
driver = H5Pget_driver(fapl);
if (driver == H5FD_FAMILY) {
for (j = 0; /*void*/; j++) {
HDsnprintf(temp, sizeof temp, filename, j);
if (HDaccess(temp, F_OK) < 0)
break;
HDremove(temp);
}
} else if (driver == H5FD_CORE) {
/*void*/
} else if (driver == H5FD_MULTI) {
H5FD_mem_t mt;
assert(strlen(multi_letters)==H5FD_MEM_NTYPES);
for (mt = H5FD_MEM_DEFAULT; mt < H5FD_MEM_NTYPES; H5_INC_ENUM(H5FD_mem_t,mt)) {
HDsnprintf(temp, sizeof temp, "%s-%c.h5",
filename, multi_letters[mt]);
HDremove(temp); /*don't care if it fails*/
}
} else {
HDremove(filename);
}
}
retval = 1;
}
H5Pclose(fapl);
return retval;
}
/*-------------------------------------------------------------------------
* Function: h5_reset
*
* Purpose: Reset the library by closing it.
*
* Return: void
*
* Programmer: Robb Matzke
* Friday, November 20, 1998
*
* Modifications:
*
*-------------------------------------------------------------------------
*/
void
h5_reset(void)
{
char filename[1024];
HDfflush(stdout);
HDfflush(stderr);
H5close();
H5Eset_auto (h5_errors, NULL);
/*
* Cause the library to emit some diagnostics early so they don't
* interfere with other formatted output.
*/
sprintf(filename, "/tmp/h5emit-%05d.h5", HDgetpid());
H5E_BEGIN_TRY {
hid_t file = H5Fcreate(filename, H5F_ACC_TRUNC, H5P_DEFAULT,
H5P_DEFAULT);
hid_t grp = H5Gcreate(file, "emit", 0);
H5Gclose(grp);
H5Fclose(file);
HDunlink(filename);
} H5E_END_TRY;
}
/*-------------------------------------------------------------------------
* Function: h5_fixname
*
* Purpose: Create a file name from a file base name like `test' and
* return it through the FULLNAME (at most SIZE characters
* counting the null terminator). The full name is created by
* prepending the contents of HDF5_PREFIX (separated from the
* base name by a slash) and appending a file extension based on
* the driver supplied, resulting in something like
* `ufs:/u/matzke/test.h5'.
*
* Return: Success: The FULLNAME pointer.
*
* Failure: NULL if BASENAME or FULLNAME is the null
* pointer or if FULLNAME isn't large enough for
* the result.
*
* Programmer: Robb Matzke
* Thursday, November 19, 1998
*
* Modifications:
* Robb Matzke, 1999-08-03
* Modified to use the virtual file layer.
*
* Albert Cheng, 2000-01-25
* Added prefix for parallel test files.
*-------------------------------------------------------------------------
*/
char *
h5_fixname(const char *base_name, hid_t fapl, char *fullname, size_t size)
{
const char *prefix = NULL;
const char *suffix = ".h5"; /* suffix has default */
char *ptr, last = '\0';
size_t i, j;
hid_t driver;
if (!base_name || !fullname || size < 1)
return NULL;
memset(fullname, 0, size);
/* figure out the suffix */
if (H5P_DEFAULT != fapl){
if ((driver = H5Pget_driver(fapl)) < 0)
return NULL;
if (H5FD_FAMILY == driver)
suffix = "%05d.h5";
else if (H5FD_CORE == driver || H5FD_MULTI == driver)
suffix = NULL;
}
/* Use different ones depending on parallel or serial driver used. */
if (H5P_DEFAULT != fapl && H5FD_MPIO == driver){
/* For parallel:
* First use command line option, then the environment variable,
* then try the constant
*/
prefix = (paraprefix ? paraprefix : getenv("HDF5_PARAPREFIX"));
#ifdef HDF5_PARAPREFIX
if (!prefix)
prefix = HDF5_PARAPREFIX;
#endif /* HDF5_PARAPREFIX */
}else{
/* For serial:
* First use the environment variable, then try the constant
*/
prefix = HDgetenv("HDF5_PREFIX");
#ifdef HDF5_PREFIX
if (!prefix)
prefix = HDF5_PREFIX;
#endif /* HDF5_PREFIX */
}
/* Prepend the prefix value to the base name */
if (prefix && *prefix) {
if (H5P_DEFAULT != fapl && H5FD_MPIO == driver) {
/* This is a parallel system */
char *subdir;
if (!HDstrcmp(prefix, HDF5_PARAPREFIX)) {
/* If the prefix specifies the HDF5_PARAPREFIX directory, then
* default to using the "/tmp/$USER" or "/tmp/$LOGIN"
* directory instead. */
char *user, *login;
user = HDgetenv("USER");
login = HDgetenv("LOGIN");
subdir = (user ? user : login);
if (subdir) {
for (i = 0; i < size && prefix[i]; i++)
fullname[i] = prefix[i];
fullname[i++] = '/';
for (j = 0; i < size && subdir[j]; i++, j++)
fullname[i] = subdir[j];
}
}
if (!fullname[0])
/* We didn't append the prefix yet */
HDstrncpy(fullname, prefix, MIN(strlen(prefix), size));
if (HDstrlen(fullname) + HDstrlen(base_name) + 1 < size) {
/* Append the base_name with a slash first. Multiple slashes are
* handled below. */
h5_stat_t buf;
if (HDstat(fullname, &buf) < 0)
/* The directory doesn't exist just yet */
if (HDmkdir(fullname, (mode_t)0755) < 0 && errno != EEXIST) {
/* We couldn't make the "/tmp/${USER,LOGIN}" subdirectory.
* Default to PREFIX's original prefix value. */
HDstrcpy(fullname, prefix);
}
HDstrcat(fullname, "/");
HDstrcat(fullname, base_name);
} else {
/* Buffer is too small */
return NULL;
}
} else {
if (HDsnprintf(fullname, size, "%s/%s", prefix, base_name) == (int)size)
/* Buffer is too small */
return NULL;
}
} else if (HDstrlen(base_name) >= size) {
/* Buffer is too small */
return NULL;
} else {
HDstrcpy(fullname, base_name);
}
/* Append a suffix */
if (suffix) {
if (HDstrlen(fullname) + HDstrlen(suffix) >= size)
return NULL;
HDstrcat(fullname, suffix);
}
/* Remove any double slashes in the filename */
for (ptr = fullname, i = j = 0; ptr && i < size; i++, ptr++) {
if (*ptr != '/' || last != '/')
fullname[j++] = *ptr;
last = *ptr;
}
return fullname;
}
/*-------------------------------------------------------------------------
* Function: h5_fileaccess
*
* Purpose: Returns a file access template which is the default template
* but with a file driver set according to the constant or
* environment variable HDF5_DRIVER
*
* Return: Success: A file access property list
*
* Failure: -1
*
* Programmer: Robb Matzke
* Thursday, November 19, 1998
*
* Modifications:
*
*-------------------------------------------------------------------------
*/
hid_t
h5_fileaccess(void)
{
const char *val = NULL;
const char *name;
char s[1024];
hid_t fapl = -1;
hsize_t fam_size = 100*1024*1024; /*100 MB*/
#ifdef H5_WANT_H5_V1_4_COMPAT
long verbosity = 1;
#else /* H5_WANT_H5_V1_4_COMPAT */
long log_flags = H5FD_LOG_LOC_IO;
#endif /* H5_WANT_H5_V1_4_COMPAT */
H5FD_mem_t mt;
/* First use the environment variable, then the constant */
val = HDgetenv("HDF5_DRIVER");
#ifdef HDF5_DRIVER
if (!val) val = HDF5_DRIVER;
#endif
if ((fapl=H5Pcreate(H5P_FILE_ACCESS))<0) return -1;
if (!val || !*val) return fapl; /*use default*/
HDstrncpy(s, val, sizeof s);
s[sizeof(s)-1] = '\0';
if (NULL==(name=HDstrtok(s, " \t\n\r"))) return fapl;
if (!HDstrcmp(name, "sec2")) {
/* Unix read() and write() system calls */
if (H5Pset_fapl_sec2(fapl)<0) return -1;
} else if (!HDstrcmp(name, "stdio")) {
/* Standard C fread() and fwrite() system calls */
if (H5Pset_fapl_stdio(fapl)<0) return -1;
} else if (!HDstrcmp(name, "core")) {
/* In-core temporary file with 1MB increment */
if (H5Pset_fapl_core(fapl, 1024*1024, FALSE)<0) return -1;
} else if (!HDstrcmp(name, "split")) {
/* Split meta data and raw data each using default driver */
if (H5Pset_fapl_split(fapl,
"-m.h5", H5P_DEFAULT,
"-r.h5", H5P_DEFAULT)<0)
return -1;
} else if (!HDstrcmp(name, "multi")) {
/* Multi-file driver, general case of the split driver */
H5FD_mem_t memb_map[H5FD_MEM_NTYPES];
hid_t memb_fapl[H5FD_MEM_NTYPES];
const char *memb_name[H5FD_MEM_NTYPES];
char sv[H5FD_MEM_NTYPES][1024];
haddr_t memb_addr[H5FD_MEM_NTYPES];
HDmemset(memb_map, 0, sizeof memb_map);
HDmemset(memb_fapl, 0, sizeof memb_fapl);
HDmemset((void*)(&memb_name[0]), 0, sizeof memb_name);
HDmemset(memb_addr, 0, sizeof memb_addr);
assert(HDstrlen(multi_letters)==H5FD_MEM_NTYPES);
for (mt=H5FD_MEM_DEFAULT; mt<H5FD_MEM_NTYPES; H5_INC_ENUM(H5FD_mem_t,mt)) {
memb_fapl[mt] = H5P_DEFAULT;
sprintf(sv[mt], "%%s-%c.h5", multi_letters[mt]);
memb_name[mt] = sv[mt];
memb_addr[mt] = MAX(mt-1,0)*(HADDR_MAX/10);
}
if (H5Pset_fapl_multi(fapl, memb_map, memb_fapl, memb_name,
memb_addr, FALSE)<0) {
return -1;
}
} else if (!HDstrcmp(name, "family")) {
/* Family of files, each 1MB and using the default driver */
if ((val=HDstrtok(NULL, " \t\n\r"))) {
fam_size = (hsize_t)(HDstrtod(val, NULL) * 1024*1024);
}
if (H5Pset_fapl_family(fapl, fam_size, H5P_DEFAULT)<0) return -1;
} else if (!HDstrcmp(name, "log")) {
#ifdef H5_WANT_H5_V1_4_COMPAT
/* Log file access */
if ((val = strtok(NULL, " \t\n\r")))
verbosity = strtol(val, NULL, 0);
if (H5Pset_fapl_log(fapl, NULL, (int)verbosity) < 0)
return -1;
#else /* H5_WANT_H5_V1_4_COMPAT */
/* Log file access */
if ((val = HDstrtok(NULL, " \t\n\r")))
log_flags = HDstrtol(val, NULL, 0);
if (H5Pset_fapl_log(fapl, NULL, (unsigned)log_flags, 0) < 0)
return -1;
#endif /* H5_WANT_H5_V1_4_COMPAT */
} else {
/* Unknown driver */
return -1;
}
return fapl;
}
/*-------------------------------------------------------------------------
* Function: h5_no_hwconv
*
* Purpose: Turn off hardware data type conversions.
*
* Return: void
*
* Programmer: Robb Matzke
* Friday, November 20, 1998
*
* Modifications:
*
*-------------------------------------------------------------------------
*/
void
h5_no_hwconv(void)
{
H5Tunregister(H5T_PERS_HARD, NULL, -1, -1, NULL);
}
/*-------------------------------------------------------------------------
* Function: h5_show_hostname
*
* Purpose: Show hostname. Show process ID if in MPI environment.
*
* Return: void
*
* Programmer: Albert Cheng
* 2002/04/22
*
* Modifications:
*
*-------------------------------------------------------------------------
*/
void
h5_show_hostname(void)
{
char hostname[80];
#ifdef WIN32
WSADATA wsaData;
int err;
#endif
/* try show the process or thread id in multiple processes cases*/
#ifdef H5_HAVE_PARALLEL
{
int mpi_rank, mpi_initialized;
MPI_Initialized(&mpi_initialized);
if (mpi_initialized){
MPI_Comm_rank(MPI_COMM_WORLD,&mpi_rank);
printf("MPI-process %d.", mpi_rank);
}else
printf("thread 0.");
}
#elif defined(H5_HAVE_THREADSAFE)
printf("thread %d.", (int)pthread_self());
#else
printf("thread 0.");
#endif
#ifdef WIN32
err = WSAStartup( MAKEWORD(2,2), &wsaData );
if ( err != 0 ) {
/* could not find a usable WinSock DLL */
return;
}
/* Confirm that the WinSock DLL supports 2.2.*/
/* Note that if the DLL supports versions greater */
/* than 2.2 in addition to 2.2, it will still return */
/* 2.2 in wVersion since that is the version we */
/* requested. */
if ( LOBYTE( wsaData.wVersion ) != 2 ||
HIBYTE( wsaData.wVersion ) != 2 ) {
/* could not find a usable WinSock DLL */
WSACleanup( );
return;
}
#endif
if (gethostname(hostname, 80) < 0){
printf(" gethostname failed\n");
}
else
printf(" hostname=%s\n", hostname);
#ifdef WIN32
WSACleanup();
#endif
}
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