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hdf5/tools/lib/h5tools_utils.c
Quincey Koziol 6f75afd15e [svn-r26635] Description: 
Bring r26651 from autotools_rework branch to trunk:

    Remove the VSNPRINTF_WORKS macro, it's working around bugs in old SGI
& HP compilers.

Tested on:
    Linux/32 2.6.18 (jam) w/serial & parallel
    (Daily tested on branch for 2+ days)
2015-03-27 19:37:08 -05:00

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/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
* Copyright by The HDF Group. *
* Copyright by the Board of Trustees of the University of Illinois. *
* All rights reserved. *
* *
* This file is part of HDF5. The full HDF5 copyright notice, including *
* terms governing use, modification, and redistribution, is contained in *
* the files COPYING and Copyright.html. COPYING can be found at the root *
* of the source code distribution tree; Copyright.html can be found at the *
* root level of an installed copy of the electronic HDF5 document set and *
* is linked from the top-level documents page. It can also be found at *
* http://hdfgroup.org/HDF5/doc/Copyright.html. If you do not have *
* access to either file, you may request a copy from help@hdfgroup.org. *
* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
/*
* Programmer: Bill Wendling <wendling@ncsa.uiuc.edu>
* Tuesday, 6. March 2001
*/
/*
* Portions of this work are derived from _Obfuscated C and Other Mysteries_,
* by Don Libes, copyright (c) 1993 by John Wiley & Sons, Inc.
*/
#include <ctype.h>
#include <stdarg.h>
#include <stdio.h>
#include <stdlib.h>
#include "h5tools.h"
#include "h5tools_utils.h"
#include "H5private.h"
#include "h5trav.h"
/* global variables */
int h5tools_nCols = 80;
/* ``get_option'' variables */
int opt_err = 1; /*get_option prints errors if this is on */
int opt_ind = 1; /*token pointer */
const char *opt_arg; /*flag argument (or value) */
static int h5tools_d_status = 0;
static const char *h5tools_progname = "h5tools";
/*
* The output functions need a temporary buffer to hold a piece of the
* dataset while it's being printed. This constant sets the limit on the
* size of that temporary buffer in bytes. For efficiency's sake, choose the
* largest value suitable for your machine (for testing use a small value).
*/
/* Maximum size used in a call to malloc for a dataset */
hsize_t H5TOOLS_MALLOCSIZE = (256 * 1024 * 1024); /* 256 MB */
/* size of hyperslab buffer when a dataset is bigger than H5TOOLS_MALLOCSIZE */
hsize_t H5TOOLS_BUFSIZE = ( 32 * 1024 * 1024); /* 32 MB */
/* ``parallel_print'' variables */
unsigned char g_Parallel = 0; /*0 for serial, 1 for parallel */
char outBuff[OUTBUFF_SIZE];
int outBuffOffset;
FILE* overflow_file = NULL;
/* local functions */
static void init_table(table_t **tbl);
#ifdef H5DUMP_DEBUG
static void dump_table(char* tablename, table_t *table);
#endif /* H5DUMP_DEBUG */
static void add_obj(table_t *table, haddr_t objno, const char *objname, hbool_t recorded);
/*-------------------------------------------------------------------------
* Function: parallel_print
*
* Purpose: wrapper for printf for use in parallel mode.
*
* Programmer: Leon Arber
*
* Date: December 1, 2004
*
*-------------------------------------------------------------------------
*/
void parallel_print(const char* format, ...)
{
int bytes_written;
va_list ap;
HDva_start(ap, format);
if(!g_Parallel)
HDvprintf(format, ap);
else {
if(overflow_file == NULL) /*no overflow has occurred yet */ {
bytes_written = HDvsnprintf(outBuff+outBuffOffset, OUTBUFF_SIZE-outBuffOffset, format, ap);
HDva_end(ap);
HDva_start(ap, format);
if((bytes_written < 0) || (bytes_written >= (OUTBUFF_SIZE - outBuffOffset))) {
/* Terminate the outbuff at the end of the previous output */
outBuff[outBuffOffset] = '\0';
overflow_file = HDtmpfile();
if(overflow_file == NULL)
HDfprintf(rawerrorstream, "warning: could not create overflow file. Output may be truncated.\n");
else
bytes_written = HDvfprintf(overflow_file, format, ap);
}
else
outBuffOffset += bytes_written;
}
else
bytes_written = HDvfprintf(overflow_file, format, ap);
}
HDva_end(ap);
}
/*-------------------------------------------------------------------------
* Function: error_msg
*
* Purpose: Print a nicely formatted error message to stderr flushing the
* stdout stream first.
*
* Return: Nothing
*
* Programmer: Bill Wendling
* Tuesday, 20. February 2001
*
* Modifications:
*
*-------------------------------------------------------------------------
*/
void
error_msg(const char *fmt, ...)
{
va_list ap;
HDva_start(ap, fmt);
FLUSHSTREAM(rawattrstream);
FLUSHSTREAM(rawdatastream);
FLUSHSTREAM(rawoutstream);
HDfprintf(rawerrorstream, "%s error: ", h5tools_getprogname());
HDvfprintf(rawerrorstream, fmt, ap);
HDva_end(ap);
}
/*-------------------------------------------------------------------------
* Function: warn_msg
*
* Purpose: Print a nicely formatted warning message to stderr flushing
* the stdout stream first.
*
* Return: Nothing
*
* Programmer: Bill Wendling
* Tuesday, 20. February 2001
*
* Modifications:
*
*-------------------------------------------------------------------------
*/
void
warn_msg(const char *fmt, ...)
{
va_list ap;
HDva_start(ap, fmt);
FLUSHSTREAM(rawattrstream);
FLUSHSTREAM(rawdatastream);
FLUSHSTREAM(rawoutstream);
HDfprintf(rawerrorstream, "%s warning: ", h5tools_getprogname());
HDvfprintf(rawerrorstream, fmt, ap);
HDva_end(ap);
}
/*-------------------------------------------------------------------------
* Function: help_ref_msg
*
* Purpose: Print a message to refer help page
*
* Return: Nothing
*
* Modifications:
*
*-------------------------------------------------------------------------
*/
void
help_ref_msg(FILE *output)
{
HDfprintf(output, "Try '-h' or '--help' for more information or ");
HDfprintf(output, "see the <%s> entry in the 'HDF5 Reference Manual'.\n",h5tools_getprogname());
}
/*-------------------------------------------------------------------------
* Function: get_option
*
* Purpose: Determine the command-line options a user specified. We can
* accept both short and long type command-lines.
*
* Return: Success: The short valued "name" of the command line
* parameter or EOF if there are no more
* parameters to process.
*
* Failure: A question mark.
*
* Programmer: Bill Wendling
* Friday, 5. January 2001
*
* Modifications: Pedro Vicente
* October, 27 2008
* Wilcard "*" argument type
*
*-------------------------------------------------------------------------
*/
int
get_option(int argc, const char **argv, const char *opts, const struct long_options *l_opts)
{
static int sp = 1; /* character index in current token */
int opt_opt = '?'; /* option character passed back to user */
if (sp == 1) {
/* check for more flag-like tokens */
if (opt_ind >= argc || argv[opt_ind][0] != '-' || argv[opt_ind][1] == '\0') {
return EOF;
}
else if (HDstrcmp(argv[opt_ind], "--") == 0) {
opt_ind++;
return EOF;
}
}
if (sp == 1 && argv[opt_ind][0] == '-' && argv[opt_ind][1] == '-') {
/* long command line option */
const char *arg = &argv[opt_ind][2];
int i;
for (i = 0; l_opts && l_opts[i].name; i++) {
size_t len = HDstrlen(l_opts[i].name);
if (HDstrncmp(arg, l_opts[i].name, len) == 0) {
/* we've found a matching long command line flag */
opt_opt = l_opts[i].shortval;
if (l_opts[i].has_arg != no_arg) {
if (arg[len] == '=') {
opt_arg = &arg[len + 1];
}
else if (l_opts[i].has_arg != optional_arg) {
if (opt_ind < (argc - 1))
if (argv[opt_ind + 1][0] != '-')
opt_arg = argv[++opt_ind];
}
else if (l_opts[i].has_arg == require_arg) {
if (opt_err)
HDfprintf(rawerrorstream,
"%s: option required for \"--%s\" flag\n",
argv[0], arg);
opt_opt = '?';
}
else
opt_arg = NULL;
}
else {
if (arg[len] == '=') {
if (opt_err)
HDfprintf(rawerrorstream,
"%s: no option required for \"%s\" flag\n",
argv[0], arg);
opt_opt = '?';
}
opt_arg = NULL;
}
break;
}
}
if (l_opts[i].name == NULL) {
/* exhausted all of the l_opts we have and still didn't match */
if (opt_err)
HDfprintf(rawerrorstream, "%s: unknown option \"%s\"\n", argv[0], arg);
opt_opt = '?';
}
opt_ind++;
sp = 1;
}
else {
register char *cp; /* pointer into current token */
/* short command line option */
opt_opt = argv[opt_ind][sp];
if (opt_opt == ':' || (cp = HDstrchr(opts, opt_opt)) == 0) {
if (opt_err)
HDfprintf(rawerrorstream, "%s: unknown option \"%c\"\n",
argv[0], opt_opt);
/* if no chars left in this token, move to next token */
if (argv[opt_ind][++sp] == '\0') {
opt_ind++;
sp = 1;
}
return '?';
}
if (*++cp == ':') {
/* if a value is expected, get it */
if (argv[opt_ind][sp + 1] != '\0') {
/* flag value is rest of current token */
opt_arg = &argv[opt_ind++][sp + 1];
}
else if (++opt_ind >= argc) {
if (opt_err)
HDfprintf(rawerrorstream,
"%s: value expected for option \"%c\"\n",
argv[0], opt_opt);
opt_opt = '?';
}
else {
/* flag value is next token */
opt_arg = argv[opt_ind++];
}
sp = 1;
}
/* wildcard argument */
else if (*cp == '*') {
/* check the next argument */
opt_ind++;
/* we do have an extra argument, check if not last */
if ( argv[opt_ind][0] != '-' && (opt_ind+1) < argc ) {
opt_arg = argv[opt_ind++];
}
else {
opt_arg = NULL;
}
}
else {
/* set up to look at next char in token, next time */
if (argv[opt_ind][++sp] == '\0') {
/* no more in current token, so setup next token */
opt_ind++;
sp = 1;
}
opt_arg = NULL;
}
}
/* return the current flag character found */
return opt_opt;
}
/*-------------------------------------------------------------------------
* Function: indentation
*
* Purpose: Print spaces for indentation
*
* Return: void
*
* Programmer: Ruey-Hsia Li
*
* Modifications:
*
*-------------------------------------------------------------------------
*/
void
indentation(int x)
{
if (x < h5tools_nCols) {
while (x-- > 0)
PRINTVALSTREAM(rawoutstream, " ");
}
else {
HDfprintf(rawerrorstream, "error: the indentation exceeds the number of cols.\n");
HDexit(1);
}
}
/*-------------------------------------------------------------------------
* Function: print_version
*
* Purpose: Print the program name and the version information which is
* defined the same as the HDF5 library version.
*
* Return: void
*
* Programmer: unknown
*
* Modifications:
*
*-------------------------------------------------------------------------
*/
void
print_version(const char *progname)
{
PRINTSTREAM(rawoutstream, "%s: Version %u.%u.%u%s%s\n",
progname, H5_VERS_MAJOR, H5_VERS_MINOR, H5_VERS_RELEASE,
((char *)H5_VERS_SUBRELEASE)[0] ? "-" : "", H5_VERS_SUBRELEASE);
}
/*-------------------------------------------------------------------------
* Function: init_table
*
* Purpose: allocate and initialize tables for shared groups, datasets,
* and committed types
*
* Return: void
*
* Programmer: Ruey-Hsia Li
*
* Modifications:
*
*-------------------------------------------------------------------------
*/
static void
init_table(table_t **tbl)
{
table_t *table = (table_t *)HDmalloc(sizeof(table_t));
table->size = 20;
table->nobjs = 0;
table->objs = (obj_t *)HDmalloc(table->size * sizeof(obj_t));
*tbl = table;
}
/*-------------------------------------------------------------------------
* Function: free_table
*
* Purpose: free tables for shared groups, datasets,
* and committed types
*
* Return: void
*
* Programmer: Paul Harten
*
* Modifications:
*
*-------------------------------------------------------------------------
*/
void
free_table(table_t *table)
{
unsigned u; /* Local index value */
/* Free the names for the objects in the table */
for(u = 0; u < table->nobjs; u++)
if(table->objs[u].objname)
HDfree(table->objs[u].objname);
HDfree(table->objs);
}
#ifdef H5DUMP_DEBUG
/*-------------------------------------------------------------------------
* Function: dump_table
*
* Purpose: display the contents of tables for debugging purposes
*
* Return: void
*
* Programmer: Ruey-Hsia Li
*
* Modifications:
*
*-------------------------------------------------------------------------
*/
static void
dump_table(char* tablename, table_t *table)
{
unsigned u;
PRINTSTREAM(rawoutstream,"%s: # of entries = %d\n", tablename,table->nobjs);
for (u = 0; u < table->nobjs; u++)
PRINTSTREAM(rawoutstream,"%a %s %d %d\n", table->objs[u].objno,
table->objs[u].objname,
table->objs[u].displayed, table->objs[u].recorded);
}
/*-------------------------------------------------------------------------
* Function: dump_tables
*
* Purpose: display the contents of tables for debugging purposes
*
* Return: void
*
* Programmer: Ruey-Hsia Li
*
* Modifications:
*
*-------------------------------------------------------------------------
*/
void
dump_tables(find_objs_t *info)
{
dump_table("group_table", info->group_table);
dump_table("dset_table", info->dset_table);
dump_table("type_table", info->type_table);
}
#endif /* H5DUMP_DEBUG */
/*-------------------------------------------------------------------------
* Function: search_obj
*
* Purpose: search the object specified by objno in the table
*
* Return: Success: an integer, the location of the object
*
* Failure: FAIL if object is not found
*
* Programmer: Ruey-Hsia Li
*
* Modifications:
*
*-------------------------------------------------------------------------
*/
obj_t *
search_obj(table_t *table, haddr_t objno)
{
unsigned u;
for(u = 0; u < table->nobjs; u++)
if(table->objs[u].objno == objno)
return &(table->objs[u]);
return NULL;
}
/*-------------------------------------------------------------------------
* Function: find_objs_cb
*
* Purpose: Callback to find objects, committed types and store them in tables
*
* Return: Success: SUCCEED
*
* Failure: FAIL
*
* Programmer: Ruey-Hsia Li
*
* Modifications:
*
*-------------------------------------------------------------------------
*/
static herr_t
find_objs_cb(const char *name, const H5O_info_t *oinfo, const char *already_seen,
void *op_data)
{
find_objs_t *info = (find_objs_t*)op_data;
herr_t ret_value = 0;
switch(oinfo->type) {
case H5O_TYPE_GROUP:
if(NULL == already_seen)
add_obj(info->group_table, oinfo->addr, name, TRUE);
break;
case H5O_TYPE_DATASET:
if(NULL == already_seen) {
hid_t dset;
/* Add the dataset to the list of objects */
add_obj(info->dset_table, oinfo->addr, name, TRUE);
/* Check for a dataset that uses a named datatype */
if((dset = H5Dopen2(info->fid, name, H5P_DEFAULT)) >= 0) {
hid_t type = H5Dget_type(dset);
if(H5Tcommitted(type) > 0) {
H5O_info_t type_oinfo;
H5Oget_info(type, &type_oinfo);
if(search_obj(info->type_table, type_oinfo.addr) == NULL)
add_obj(info->type_table, type_oinfo.addr, name, FALSE);
} /* end if */
H5Tclose(type);
H5Dclose(dset);
} /* end if */
else
ret_value = FAIL;
} /* end if */
break;
case H5O_TYPE_NAMED_DATATYPE:
if(NULL == already_seen) {
obj_t *found_obj;
if((found_obj = search_obj(info->type_table, oinfo->addr)) == NULL)
add_obj(info->type_table, oinfo->addr, name, TRUE);
else {
/* Use latest version of name */
HDfree(found_obj->objname);
found_obj->objname = HDstrdup(name);
/* Mark named datatype as having valid name */
found_obj->recorded = TRUE;
} /* end else */
} /* end if */
break;
default:
break;
} /* end switch */
return ret_value;
}
/*-------------------------------------------------------------------------
* Function: init_objs
*
* Purpose: Initialize tables for groups, datasets & named datatypes
*
* Return: Success: SUCCEED
*
* Failure: FAIL
*
* Programmer: Ruey-Hsia Li
*
* Modifications:
*
*-------------------------------------------------------------------------
*/
herr_t
init_objs(hid_t fid, find_objs_t *info, table_t **group_table,
table_t **dset_table, table_t **type_table)
{
/* Initialize the tables */
init_table(group_table);
init_table(dset_table);
init_table(type_table);
/* Init the find_objs_t */
info->fid = fid;
info->group_table = *group_table;
info->type_table = *type_table;
info->dset_table = *dset_table;
/* Find all shared objects */
return(h5trav_visit(fid, "/", TRUE, TRUE, find_objs_cb, NULL, info));
}
/*-------------------------------------------------------------------------
* Function: add_obj
*
* Purpose: add a shared object to the table
* realloc the table if necessary
*
* Return: void
*
* Programmer: Ruey-Hsia Li
*
* Modifications:
*
*-------------------------------------------------------------------------
*/
static void
add_obj(table_t *table, haddr_t objno, const char *objname, hbool_t record)
{
unsigned u;
/* See if we need to make table larger */
if(table->nobjs == table->size) {
table->size *= 2;
table->objs = (struct obj_t *)HDrealloc(table->objs, table->size * sizeof(table->objs[0]));
} /* end if */
/* Increment number of objects in table */
u = table->nobjs++;
/* Set information about object */
table->objs[u].objno = objno;
table->objs[u].objname = HDstrdup(objname);
table->objs[u].recorded = record;
table->objs[u].displayed = 0;
}
#ifndef H5_HAVE_TMPFILE
/*-------------------------------------------------------------------------
* Function: tmpfile
*
* Purpose: provide tmpfile() function when it is not supported by the
* system. Always return NULL for now.
*
* Return: a stream description when succeeds.
* NULL if fails.
*
* Programmer: Albert Cheng, 2005/8/9
*
* Modifications:
*
*-------------------------------------------------------------------------
*/
FILE *
tmpfile(void)
{
return NULL;
}
#endif
/*-------------------------------------------------------------------------
* Function: H5tools_get_symlink_info
*
* Purpose: Get symbolic link (soft, external) info and its target object type
(dataset, group, named datatype) and path, if exist
*
* Patameters:
* - [IN] fileid : link file id
* - [IN] linkpath : link path
* - [OUT] link_info: returning target object info (h5tool_link_info_t)
*
* Return:
* 2 : given pathname is object
* 1 : Succed to get link info.
* 0 : Detected as a dangling link
* -1 : H5 API failed.
*
* NOTE:
* link_info->trg_path must be freed out of this function
*
* Programmer: Jonathan Kim
*
* Date: Feb 8, 2010
*-------------------------------------------------------------------------*/
int
H5tools_get_symlink_info(hid_t file_id, const char * linkpath, h5tool_link_info_t *link_info,
hbool_t get_obj_type)
{
htri_t l_ret;
H5O_info_t trg_oinfo;
hid_t fapl = H5P_DEFAULT;
hid_t lapl = H5P_DEFAULT;
int ret = -1; /* init to fail */
/* init */
link_info->trg_type = H5O_TYPE_UNKNOWN;
/* if path is root, return group type */
if(!HDstrcmp(linkpath,"/"))
{
link_info->trg_type = H5O_TYPE_GROUP;
ret = 2;
goto out;
}
/* check if link itself exist */
if(H5Lexists(file_id, linkpath, H5P_DEFAULT) <= 0) {
if(link_info->opt.msg_mode == 1)
parallel_print("Warning: link <%s> doesn't exist \n",linkpath);
goto out;
} /* end if */
/* get info from link */
if(H5Lget_info(file_id, linkpath, &(link_info->linfo), H5P_DEFAULT) < 0) {
if(link_info->opt.msg_mode == 1)
parallel_print("Warning: unable to get link info from <%s>\n",linkpath);
goto out;
} /* end if */
/* given path is hard link (object) */
if(link_info->linfo.type == H5L_TYPE_HARD) {
ret = 2;
goto out;
} /* end if */
/* trg_path must be freed out of this function when finished using */
link_info->trg_path = (char*)HDcalloc(link_info->linfo.u.val_size, sizeof(char));
HDassert(link_info->trg_path);
/* get link value */
if(H5Lget_val(file_id, linkpath, (void *)link_info->trg_path, link_info->linfo.u.val_size, H5P_DEFAULT) < 0) {
if(link_info->opt.msg_mode == 1)
parallel_print("Warning: unable to get link value from <%s>\n",linkpath);
goto out;
} /* end if */
/*-----------------------------------------------------
* if link type is external link use different lapl to
* follow object in other file
*/
if(link_info->linfo.type == H5L_TYPE_EXTERNAL) {
if((fapl = H5Pcreate(H5P_FILE_ACCESS)) < 0)
goto out;
if(H5Pset_fapl_sec2(fapl) < 0)
goto out;
if((lapl = H5Pcreate(H5P_LINK_ACCESS)) < 0)
goto out;
if(H5Pset_elink_fapl(lapl, fapl) < 0)
goto out;
} /* end if */
/* Check for retrieving object info */
if(get_obj_type) {
/*--------------------------------------------------------------
* if link's target object exist, get type
*/
/* check if target object exist */
l_ret = H5Oexists_by_name(file_id, linkpath, lapl);
/* detect dangling link */
if(l_ret == FALSE) {
ret = 0;
goto out;
} /* end if */
/* function failed */
else if(l_ret < 0)
goto out;
/* get target object info */
if(H5Oget_info_by_name(file_id, linkpath, &trg_oinfo, lapl) < 0) {
if(link_info->opt.msg_mode == 1)
parallel_print("Warning: unable to get object information for <%s>\n", linkpath);
goto out;
} /* end if */
/* check unknown type */
if(trg_oinfo.type < H5O_TYPE_GROUP || trg_oinfo.type >=H5O_TYPE_NTYPES) {
if(link_info->opt.msg_mode == 1)
parallel_print("Warning: target object of <%s> is unknown type\n", linkpath);
goto out;
} /* end if */
/* set target obj type to return */
link_info->trg_type = trg_oinfo.type;
link_info->objno = trg_oinfo.addr;
link_info->fileno = trg_oinfo.fileno;
} /* end if */
else
link_info->trg_type = H5O_TYPE_UNKNOWN;
/* succeed */
ret = 1;
out:
if(fapl != H5P_DEFAULT)
H5Pclose(fapl);
if(lapl != H5P_DEFAULT)
H5Pclose(lapl);
return ret;
} /* end H5tools_get_symlink_info() */
/*-------------------------------------------------------------------------
* Audience: Public
* Chapter: H5Tools Library
* Purpose: Initialize the name and operation status of the H5 Tools library
* Description:
* These are utility functions to set/get the program name and operation status.
*-------------------------------------------------------------------------
*/
void h5tools_setprogname(const char *Progname)
{
h5tools_progname = Progname;
}
void h5tools_setstatus(int D_status)
{
h5tools_d_status = D_status;
}
const char*h5tools_getprogname(void)
{
return h5tools_progname;
}
int h5tools_getstatus(void)
{
return h5tools_d_status;
}
/*-----------------------------------------------------------
* PURPOSE :
* if environment variable H5TOOLS_BUFSIZE is set,
* update H5TOOLS_BUFSIZE and H5TOOLS_MALLOCSIZE from the env
* This can be called from each tools main() as part of initial act.
* Note: this is more of debugging purpose for now.
*/
int h5tools_getenv_update_hyperslab_bufsize(void)
{
const char *env_str = NULL;
long hyperslab_bufsize_mb;
/* check if environment variable is set for the hyperslab buffer size */
if (NULL != (env_str = HDgetenv ("H5TOOLS_BUFSIZE")))
{
errno = 0;
hyperslab_bufsize_mb = HDstrtol(env_str, (char**)NULL, 10);
if (errno != 0 || hyperslab_bufsize_mb <= 0)
{
/* TODO: later when pubilshed
HDfprintf(rawerrorstream,"Error: Invalid environment variable \"H5TOOLS_BUFSIZE\" : %s\n", env_str);
*/
goto error;
}
/* convert MB to byte */
H5TOOLS_BUFSIZE = hyperslab_bufsize_mb * 1024 * 1024;
H5TOOLS_MALLOCSIZE = MAX(H5TOOLS_BUFSIZE, H5TOOLS_MALLOCSIZE);
}
return (1);
error:
return (-1);
}
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