1.1 --- /dev/null Thu Jan 01 00:00:00 1970 +0000
1.2 +++ b/branches/gmyth-0.1b/src/gmyth_util.c Fri Feb 09 20:42:11 2007 +0000
1.3 @@ -0,0 +1,647 @@
1.4 +/**
1.5 +* GMyth Library
1.6 +*
1.7 +* @file gmyth/gmyth_util.c
1.8 +*
1.9 +* @brief <p> This component provides utility functions.
1.10 +*
1.11 +* Copyright (C) 2006 INdT - Instituto Nokia de Tecnologia.
1.12 +* @author Hallyson Luiz de Morais Melo <hallyson.melo@indt.org.br>
1.13 +*
1.14 +*//*
1.15 +*
1.16 +* This program is free software; you can redistribute it and/or modify
1.17 +* it under the terms of the GNU Lesser General Public License as published by
1.18 +* the Free Software Foundation; either version 2 of the License, or
1.19 +* (at your option) any later version.
1.20 +*
1.21 +* This program is distributed in the hope that it will be useful,
1.22 +* but WITHOUT ANY WARRANTY; without even the implied warranty of
1.23 +* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
1.24 +* GNU General Public License for more details.
1.25 +*
1.26 +* You should have received a copy of the GNU Lesser General Public License
1.27 +* along with this program; if not, write to the Free Software
1.28 +* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
1.29 +*/
1.30 +
1.31 +#ifdef HAVE_CONFIG_H
1.32 +#include "config.h"
1.33 +#endif
1.34 +
1.35 +#define _XOPEN_SOURCE
1.36 +#define _XOPEN_SOURCE_EXTENDED
1.37 +#define __USE_MISC
1.38 +
1.39 +#include <glib.h>
1.40 +#include <glib/gprintf.h>
1.41 +#include <time.h>
1.42 +#include <sys/time.h>
1.43 +#include <sys/timex.h>
1.44 +
1.45 +#include "gmyth.h"
1.46 +
1.47 +#if !GLIB_CHECK_VERSION (2, 10, 0)
1.48 +gchar *
1.49 +g_time_val_to_iso8601 (GTimeVal *time_);
1.50 +gboolean
1.51 +g_time_val_from_iso8601 (const gchar *iso_date,
1.52 + GTimeVal *time_);
1.53 +void
1.54 +g_date_set_time_val (GDate *date,
1.55 + GTimeVal *timeval);
1.56 +
1.57 +#endif
1.58 +
1.59 +static GStaticMutex mutex = G_STATIC_MUTEX_INIT;
1.60 +
1.61 +/** Converts a time_t struct in a GString at ISO standard format
1.62 + * (e.g. 2006-07-20T09:56:41).
1.63 + *
1.64 + * The returned GString memory should be deallocated from
1.65 + * the calling function.
1.66 + *
1.67 + * @param time_value the time value to be converted
1.68 + * @return GString* the converted isoformat string
1.69 + */
1.70 +GString*
1.71 +gmyth_util_time_to_isoformat (time_t time_value)
1.72 +{
1.73 + struct tm tm_time;
1.74 + GString *result;
1.75 +
1.76 + g_static_mutex_lock ( &mutex );
1.77 +
1.78 + if (localtime_r(&time_value, &tm_time) == NULL) {
1.79 + g_static_mutex_unlock ( &mutex );
1.80 + g_warning ("gmyth_util_time_to_isoformat convertion error!\n");
1.81 + return NULL;
1.82 + }
1.83 +
1.84 + result = g_string_sized_new(20);
1.85 + g_string_printf(result, "%04d-%02d-%02dT%02d:%02d:%02d",
1.86 + tm_time.tm_year + 1900, tm_time.tm_mon + 1, tm_time.tm_mday,
1.87 + tm_time.tm_hour, tm_time.tm_min, tm_time.tm_sec);
1.88 +
1.89 + gmyth_debug( "Result (ISO 8601) = %s", result->str );
1.90 +
1.91 + g_static_mutex_unlock ( &mutex );
1.92 +
1.93 + return result;
1.94 +}
1.95 +
1.96 +/** Converts a time_t struct in a GString at ISO standard format
1.97 + * (e.g. 2006-07-20T09:56:41).
1.98 + *
1.99 + * The returned GString memory should be deallocated from
1.100 + * the calling function.
1.101 + *
1.102 + * @param time_value the GTimeValue to be converted
1.103 + * @return GString* the converted isoformat string
1.104 + */
1.105 +gchar*
1.106 +gmyth_util_time_to_isoformat_from_time_val_fmt ( const gchar *fmt_string, const GTimeVal* time_val )
1.107 +{
1.108 + gchar *result = NULL;
1.109 + struct tm *tm_time = NULL;
1.110 +
1.111 + gint buffer_len = 0;
1.112 +
1.113 + g_return_val_if_fail( fmt_string != NULL, NULL );
1.114 +
1.115 + g_return_val_if_fail( time_val != NULL, NULL );
1.116 +
1.117 + time_t time = time_val->tv_sec;// + (gint)( time_val->tv_usec / G_USEC_PER_SEC );
1.118 +
1.119 + tm_time = g_malloc0( sizeof(struct tm) );
1.120 +
1.121 + g_static_mutex_lock ( &mutex );
1.122 +
1.123 + if ( NULL == localtime_r( &time, tm_time ) ) {
1.124 + g_warning ("gmyth_util_time_to_isoformat convertion error!\n");
1.125 + } else {
1.126 + // we first check the return of strftime to allocate a buffer of the correct size
1.127 + buffer_len = strftime( NULL, SSIZE_MAX, fmt_string, tm_time );
1.128 + if ( buffer_len > 0 ) {
1.129 + result = g_malloc0( buffer_len + 1 );
1.130 + if( result == NULL ){
1.131 + g_static_mutex_unlock ( &mutex );
1.132 + g_warning ("gmyth_util_time_to_isoformat convertion error!\n");
1.133 + return NULL;
1.134 + }
1.135 + strftime( result, buffer_len + 1, fmt_string, tm_time );
1.136 + gmyth_debug( "Dateline (ISO result): %s", result );
1.137 + }
1.138 +
1.139 + }
1.140 +
1.141 + gmyth_debug( "Result (strftime) = %s", result );
1.142 +
1.143 + //strptime( result, "%Y-%m-%dT%H:%M:%SZ", tm_time );
1.144 +
1.145 + //strftime( result, strlen(result), fmt_string, tm_time );
1.146 +
1.147 + g_static_mutex_unlock ( &mutex );
1.148 +
1.149 + gmyth_debug( "Result (ISO 8601) = %s", result );
1.150 +
1.151 + return result;
1.152 +
1.153 +}
1.154 +
1.155 +/** Converts a time_t struct in a GString at ISO standard format
1.156 + * (e.g. 2006-07-20 09:56:41).
1.157 + *
1.158 + * The returned GString memory should be deallocated from
1.159 + * the calling function.
1.160 + *
1.161 + * @param time_value the GTimeValue to be converted
1.162 + * @return GString* the converted isoformat string
1.163 + */
1.164 +gchar*
1.165 +gmyth_util_time_to_isoformat_from_time_val ( const GTimeVal* time )
1.166 +{
1.167 + gchar *result = gmyth_util_time_to_isoformat_from_time_val_fmt( "%Y-%m-%d %H:%M:%S", time );
1.168 + //result[10] = ' ';
1.169 + //result[ strlen(result) - 1] = '\0';
1.170 +
1.171 + return result;
1.172 +}
1.173 +
1.174 +/** Converts a time_t struct in a GString at ISO standard format 2
1.175 + * (e.g. 2006-07-20T09:56:41).
1.176 + *
1.177 + * The returned GString memory should be deallocated from
1.178 + * the calling function.
1.179 + *
1.180 + * @param time_value the GTimeValue to be converted
1.181 + * @return GString* the converted isoformat string
1.182 + */
1.183 +gchar*
1.184 +gmyth_util_time_to_mythformat_from_time_val ( const GTimeVal* time )
1.185 +{
1.186 + gchar *result = gmyth_util_time_to_isoformat_from_time_val_fmt( "%Y-%m-%dT%H:%M:%S", time );
1.187 + return result;
1.188 +}
1.189 +
1.190 +/** Converts a time_t struct in a GString at ISO standard format
1.191 + * (e.g. 2006-07-20T09:56:41).
1.192 + *
1.193 + * The returned GString memory should be deallocated from
1.194 + * the calling function.
1.195 + *
1.196 + * @param time_value the GTimeValue to be converted
1.197 + * @return GString* the converted isoformat string
1.198 + */
1.199 +gchar*
1.200 +gmyth_util_time_to_string_only_date ( const GTimeVal* time )
1.201 +{
1.202 + gchar *result = gmyth_util_time_to_isoformat_from_time_val_fmt( "%Y-%m-%d", time );
1.203 + //result[10] = ' ';
1.204 + //result[ strlen(result) - 1] = '\0';
1.205 + return result;
1.206 +}
1.207 +
1.208 +/** Converts a time_t struct in a GString at ISO standard format
1.209 + * (e.g. 2006-07-20T09:56:41).
1.210 + *
1.211 + * The returned GString memory should be deallocated from
1.212 + * the calling function.
1.213 + *
1.214 + * @param time_value the GTimeValue to be converted
1.215 + * @return GString* the converted isoformat string
1.216 + */
1.217 +gchar*
1.218 +gmyth_util_time_to_string_only_time ( const GTimeVal* time )
1.219 +{
1.220 + gchar *result = gmyth_util_time_to_isoformat_from_time_val_fmt( "%H:%M:%S", time );
1.221 + //result[10] = ' ';
1.222 + //result[ strlen(result) - 1] = '\0';
1.223 + return result;
1.224 +}
1.225 +
1.226 +/** Converts a time_t struct in a GString to the following
1.227 + * format (e.g. 2006-07-20 09:56:41).
1.228 + *
1.229 + * The returned GString memory should be deallocated from
1.230 + * the calling function.
1.231 + *
1.232 + * @param time_value the time value to be converted
1.233 + * @return GString* the converted string
1.234 + */
1.235 +GString*
1.236 +gmyth_util_time_to_string (time_t time_value)
1.237 +{
1.238 + GString *result = gmyth_util_time_to_isoformat (time_value);
1.239 + result->str[10] = ' ';
1.240 + result->str[ strlen(result->str) - 1] = '\0';
1.241 +
1.242 + return result;
1.243 +}
1.244 +
1.245 +/** Converts a time_t struct in a GString to the following
1.246 + * format (e.g. 2006-07-20 09:56:41).
1.247 + *
1.248 + * The returned GString memory should be deallocated from
1.249 + * the calling function.
1.250 + *
1.251 + * @param time_value the time value to be converted
1.252 + * @return GString* the converted string
1.253 + */
1.254 +gchar*
1.255 +gmyth_util_time_to_string_from_time_val ( const GTimeVal *time_val )
1.256 +{
1.257 + gchar *result = gmyth_util_time_to_isoformat_from_time_val_fmt ( "%Y-%m-%d %H:%M:%S", time_val );
1.258 + //result[10] = ' ';
1.259 +
1.260 + return result;
1.261 +}
1.262 +
1.263 +/** Converts a GString in the following format
1.264 + * (e.g. 2006-07-20 09:56:41) to a time_t struct.
1.265 + *
1.266 + * @param time_str the string to be converted
1.267 + * @return time_t the time converted value
1.268 + */
1.269 +time_t
1.270 +gmyth_util_string_to_time (GString* time_str)
1.271 +{
1.272 + gint year, month, day, hour, min, sec;
1.273 +
1.274 + gmyth_debug( "[%s] time_str = %s. [%s]", __FUNCTION__, time_str != NULL ?
1.275 + time_str->str : "[time string is NULL!]", time_str->str );
1.276 +
1.277 + if ( sscanf (time_str->str, "%04d-%02d-%02d %02d:%02d:%02d",
1.278 + &year, &month, &day, &hour, &min, &sec) < 3 ) {
1.279 + g_warning ("GMythUtil: isoformat_to_time converter error!\n");
1.280 + return 0;
1.281 + }
1.282 +
1.283 + g_static_mutex_lock ( &mutex );
1.284 +
1.285 + struct tm* tm_time = g_malloc0( sizeof(struct tm) );
1.286 + tm_time->tm_year = year - 1900;
1.287 + tm_time->tm_mon = month - 1;
1.288 + tm_time->tm_mday = day;
1.289 + tm_time->tm_hour = hour;
1.290 + tm_time->tm_min = min;
1.291 + tm_time->tm_sec = sec;
1.292 +
1.293 + g_static_mutex_unlock ( &mutex );
1.294 +
1.295 + return mktime( tm_time );
1.296 +}
1.297 +
1.298 +/** Converts a GString in the following format
1.299 + * (e.g. 2006-07-20 09:56:41) to a time_t struct.
1.300 + *
1.301 + * @param time_str the string to be converted
1.302 + * @return time_t the time converted value
1.303 + */
1.304 +struct tm*
1.305 +gmyth_util_time_val_to_date ( const GTimeVal* time )
1.306 +{
1.307 + struct tm *date = g_malloc0( sizeof( struct tm ) );
1.308 + time_t time_micros = time->tv_sec;// + (gint)( time->tv_usec / G_USEC_PER_SEC );
1.309 +
1.310 + if ( NULL == date ) {
1.311 + g_warning ( "GMythUtil: GDate *gmyth_util_time_val_to_date (GTimeVal* time) - converter error!\n" );
1.312 + return NULL;
1.313 + }
1.314 +
1.315 + if ( NULL == localtime_r( &time_micros, date ) ) {
1.316 + g_warning ( "gmyth_util_time_to_isoformat convertion error!\n" );
1.317 + return NULL;
1.318 + }
1.319 +
1.320 + gmyth_debug( "Converted from GTimeVal == %s to GDate", asctime( date ) );
1.321 +
1.322 + return date;
1.323 +}
1.324 +
1.325 +/** Converts a GString in the following format
1.326 + * (e.g. 2006-07-20 09:56:41) to a time_t struct.
1.327 + *
1.328 + * @param time_str the string to be converted
1.329 + * @return time_t the time converted value
1.330 + */
1.331 +GTimeVal*
1.332 +gmyth_util_string_to_time_val_fmt ( const gchar *fmt_string, const gchar* time_str )
1.333 +{
1.334 + GTimeVal *time = g_new0( GTimeVal, 1 );
1.335 + struct tm* tm_time = NULL;
1.336 + time_t time_micros;
1.337 + gint result;
1.338 +
1.339 + gmyth_debug( "[%s] time_str = %s. [%s]", time_str, time_str != NULL ?
1.340 + time_str : "[time string is NULL!]", time_str );
1.341 +
1.342 + if ( NULL == time_str )
1.343 + {
1.344 + g_warning ("GMythUtil: isoformat_to_time converter error!\n");
1.345 + return NULL;
1.346 + }
1.347 +
1.348 + g_static_mutex_lock ( &mutex );
1.349 +
1.350 + tm_time = g_malloc0( sizeof(struct tm) );
1.351 +
1.352 + /* we first check the return of strftime to allocate a buffer of the correct size */
1.353 + result = strptime( time_str, "%Y-%m-%dT%H:%M:%S", tm_time );
1.354 + if ( NULL == result ) {
1.355 + /* we first check the return of strftime to allocate a buffer of the correct size */
1.356 + result = strptime( time_str, "%Y-%m-%dT%H:%M:%SZ", tm_time );
1.357 + if ( NULL == result ) {
1.358 + /* we first check the return of strftime to allocate a buffer of the correct size */
1.359 + result = strptime( time_str, "%Y-%m-%d %H:%M:%S", tm_time );
1.360 + if ( NULL == result ) {
1.361 + g_static_mutex_unlock ( &mutex );
1.362 + gmyth_debug( "Dateline (ISO result): %s", result );
1.363 + time = NULL;
1.364 + //goto done;
1.365 + }
1.366 + }
1.367 + }
1.368 +
1.369 + time_micros = mktime( tm_time );
1.370 +
1.371 + time->tv_sec = time_micros; // + (gint)( time_val->tv_usec / G_USEC_PER_SEC );
1.372 +
1.373 + gmyth_debug( "After mktime call... = %s", asctime(tm_time) );
1.374 +
1.375 + g_static_mutex_unlock ( &mutex );
1.376 +
1.377 + return time;
1.378 +}
1.379 +
1.380 +/** Converts a GString in the following format
1.381 + * (e.g. 2006-07-20 09:56:41) to a time_t struct.
1.382 + *
1.383 + * @param time_str the string to be converted
1.384 + * @return time_t the time converted value
1.385 + */
1.386 +GTimeVal*
1.387 +gmyth_util_string_to_time_val ( const gchar* time_str )
1.388 +{
1.389 + GTimeVal *time = gmyth_util_string_to_time_val_fmt ( "%Y-%m-%d %H:%M:%S", time_str );
1.390 +
1.391 + return time;
1.392 +}
1.393 +
1.394 +/** Decodes a long long variable from the string list
1.395 + * format of the myhtprotocol.
1.396 + *
1.397 + * @param strlist the string list of mythprotocol values
1.398 + * @param offset the list node offset of the long long variable
1.399 + * @return gint64 the long long converted value
1.400 + */
1.401 +gint64
1.402 +gmyth_util_decode_long_long(GMythStringList *strlist, guint offset)
1.403 +{
1.404 +
1.405 + gint64 ret_value = 0LL;
1.406 +
1.407 + g_return_val_if_fail( strlist != NULL, ret_value );
1.408 +
1.409 + if ( offset > gmyth_string_list_length( strlist ))
1.410 + g_printerr( "[%s] Offset is greater than the Stringlist (offset = %d)!\n",
1.411 + __FUNCTION__, offset );
1.412 +
1.413 + g_return_val_if_fail( offset < gmyth_string_list_length( strlist ), ret_value );
1.414 +
1.415 + gint l1 = gmyth_string_list_get_int( strlist, offset );
1.416 + gint l2 = gmyth_string_list_get_int( strlist, offset + 1 );
1.417 +
1.418 + ret_value = (l2 /*& 0xffffffffLL*/) | ( (gint64)l1 << 32 );
1.419 +
1.420 + return ret_value;
1.421 +
1.422 +}
1.423 +
1.424 +gboolean
1.425 +gmyth_util_file_exists (GMythBackendInfo *backend_info, const gchar* filename)
1.426 +{
1.427 + GMythSocket *socket;
1.428 + gboolean res;
1.429 +
1.430 + socket = gmyth_socket_new ();
1.431 + res = gmyth_socket_connect_to_backend (socket, backend_info->hostname,
1.432 + backend_info->port, TRUE);
1.433 +
1.434 + if (res == TRUE) {
1.435 + GMythStringList *slist;
1.436 + GMythProgramInfo *program = NULL;
1.437 +
1.438 + program = gmyth_program_info_new();
1.439 + program->pathname = g_string_new (filename);
1.440 +
1.441 + slist = gmyth_string_list_new ();
1.442 + gmyth_string_list_append_char_array (slist, "QUERY_CHECKFILE");
1.443 +
1.444 + gmyth_program_info_to_string_list (program, slist);
1.445 +
1.446 + gmyth_socket_sendreceive_stringlist (socket, slist);
1.447 +
1.448 + res = (gmyth_string_list_get_int (slist, 0) == 1);
1.449 +
1.450 + g_object_unref (program);
1.451 +
1.452 + g_object_unref (slist);
1.453 +
1.454 + gmyth_socket_close_connection (socket);
1.455 + }
1.456 + g_object_unref (socket);
1.457 + return res;
1.458 +}
1.459 +
1.460 +
1.461 +#if !GLIB_CHECK_VERSION (2, 10, 0)
1.462 +
1.463 +/* Hacked from glib 2.10 <gtime.c> */
1.464 +
1.465 +static time_t
1.466 +mktime_utc (struct tm *tm)
1.467 +{
1.468 + time_t retval;
1.469 +
1.470 +#ifndef HAVE_TIMEGM
1.471 + static const gint days_before[] =
1.472 + {
1.473 + 0, 31, 59, 90, 120, 151, 181, 212, 243, 273, 304, 334
1.474 + };
1.475 +#endif
1.476 +
1.477 +#ifndef HAVE_TIMEGM
1.478 + if (tm->tm_mon < 0 || tm->tm_mon > 11)
1.479 + return (time_t) -1;
1.480 +
1.481 + retval = (tm->tm_year - 70) * 365;
1.482 + retval += (tm->tm_year - 68) / 4;
1.483 + retval += days_before[tm->tm_mon] + tm->tm_mday - 1;
1.484 +
1.485 + if (tm->tm_year % 4 == 0 && tm->tm_mon < 2)
1.486 + retval -= 1;
1.487 +
1.488 + retval = ((((retval * 24) + tm->tm_hour) * 60) + tm->tm_min) * 60 + tm->tm_sec;
1.489 +#else
1.490 + retval = timegm (tm);
1.491 +#endif /* !HAVE_TIMEGM */
1.492 +
1.493 + return retval;
1.494 +}
1.495 +
1.496 +gboolean
1.497 +g_time_val_from_iso8601 (const gchar *iso_date,
1.498 + GTimeVal *time_)
1.499 +{
1.500 + struct tm tm;
1.501 + long val;
1.502 +
1.503 + g_return_val_if_fail (iso_date != NULL, FALSE);
1.504 + g_return_val_if_fail (time_ != NULL, FALSE);
1.505 +
1.506 + val = strtoul (iso_date, (char **)&iso_date, 10);
1.507 + if (*iso_date == '-')
1.508 + {
1.509 + /* YYYY-MM-DD */
1.510 + tm.tm_year = val - 1900;
1.511 + iso_date++;
1.512 + tm.tm_mon = strtoul (iso_date, (char **)&iso_date, 10) - 1;
1.513 +
1.514 + if (*iso_date++ != '-')
1.515 + return FALSE;
1.516 +
1.517 + tm.tm_mday = strtoul (iso_date, (char **)&iso_date, 10);
1.518 + }
1.519 + else
1.520 + {
1.521 + /* YYYYMMDD */
1.522 + tm.tm_mday = val % 100;
1.523 + tm.tm_mon = (val % 10000) / 100 - 1;
1.524 + tm.tm_year = val / 10000 - 1900;
1.525 + }
1.526 +
1.527 + if (*iso_date++ != 'T')
1.528 + return FALSE;
1.529 +
1.530 + val = strtoul (iso_date, (char **)&iso_date, 10);
1.531 + if (*iso_date == ':')
1.532 + {
1.533 + /* hh:mm:ss */
1.534 + tm.tm_hour = val;
1.535 + iso_date++;
1.536 + tm.tm_min = strtoul (iso_date, (char **)&iso_date, 10);
1.537 +
1.538 + if (*iso_date++ != ':')
1.539 + return FALSE;
1.540 +
1.541 + tm.tm_sec = strtoul (iso_date, (char **)&iso_date, 10);
1.542 + }
1.543 + else
1.544 + {
1.545 + /* hhmmss */
1.546 + tm.tm_sec = val % 100;
1.547 + tm.tm_min = (val % 10000) / 100;
1.548 + tm.tm_hour = val / 10000;
1.549 + }
1.550 +
1.551 + time_->tv_sec = mktime_utc (&tm);
1.552 + time_->tv_usec = 1;
1.553 +
1.554 + if (*iso_date == '.')
1.555 + time_->tv_usec = strtoul (iso_date + 1, (char **)&iso_date, 10);
1.556 +
1.557 + if (*iso_date == '+' || *iso_date == '-')
1.558 + {
1.559 + gint sign = (*iso_date == '+') ? -1 : 1;
1.560 +
1.561 + val = 60 * strtoul (iso_date + 1, (char **)&iso_date, 10);
1.562 +
1.563 + if (*iso_date == ':')
1.564 + val = 60 * val + strtoul (iso_date + 1, NULL, 10);
1.565 + else
1.566 + val = 60 * (val / 100) + (val % 100);
1.567 +
1.568 + time_->tv_sec += (time_t) (val * sign);
1.569 + }
1.570 +
1.571 + return TRUE;
1.572 +}
1.573 +
1.574 +
1.575 +gchar *
1.576 +g_time_val_to_iso8601 (GTimeVal *time_)
1.577 +{
1.578 + gchar *retval;
1.579 +
1.580 + g_return_val_if_fail (time_->tv_usec >= 0 && time_->tv_usec < G_USEC_PER_SEC, NULL);
1.581 +
1.582 +#define ISO_8601_LEN 21
1.583 +#define ISO_8601_FORMAT "%Y-%m-%dT%H:%M:%SZ"
1.584 + retval = g_new0 (gchar, ISO_8601_LEN + 1);
1.585 +
1.586 + strftime (retval, ISO_8601_LEN,
1.587 + ISO_8601_FORMAT,
1.588 + gmtime (&(time_->tv_sec)));
1.589 +
1.590 + return retval;
1.591 +}
1.592 +
1.593 +
1.594 +/* Hacked from glib 2.10 <gdate.c> */
1.595 +
1.596 +void
1.597 +g_date_set_time_t (GDate *date,
1.598 + time_t timet)
1.599 +{
1.600 + struct tm tm;
1.601 +
1.602 + g_return_if_fail (date != NULL);
1.603 +
1.604 +#ifdef HAVE_LOCALTIME_R
1.605 + localtime_r (&timet, &tm);
1.606 +#else
1.607 + {
1.608 + struct tm *ptm = localtime (&timet);
1.609 +
1.610 + if (ptm == NULL)
1.611 + {
1.612 + /* Happens at least in Microsoft's C library if you pass a
1.613 + * negative time_t. Use 2000-01-01 as default date.
1.614 + */
1.615 +#ifndef G_DISABLE_CHECKS
1.616 + g_return_if_fail_warning (G_LOG_DOMAIN, "g_date_set_time", "ptm != NULL");
1.617 +#endif
1.618 +
1.619 + tm.tm_mon = 0;
1.620 + tm.tm_mday = 1;
1.621 + tm.tm_year = 100;
1.622 + }
1.623 + else
1.624 + memcpy ((void *) &tm, (void *) ptm, sizeof(struct tm));
1.625 + }
1.626 +#endif
1.627 +
1.628 + date->julian = FALSE;
1.629 +
1.630 + date->month = tm.tm_mon + 1;
1.631 + date->day = tm.tm_mday;
1.632 + date->year = tm.tm_year + 1900;
1.633 +
1.634 + g_return_if_fail (g_date_valid_dmy (date->day, date->month, date->year));
1.635 +
1.636 + date->dmy = TRUE;
1.637 +}
1.638 +
1.639 +
1.640 +void
1.641 +g_date_set_time_val (GDate *date,
1.642 + GTimeVal *timeval)
1.643 +{
1.644 + g_date_set_time_t (date, (time_t) timeval->tv_sec);
1.645 +}
1.646 +
1.647 +
1.648 +
1.649 +
1.650 +#endif