psycopg2/psycopg/solaris_support.c
My Karlsson f54783ae6e Emulate timeradd and timersub on Solaris
Solaris does not have timeradd and timersub. Add solaris_support.c which
provides emulated versions of them on Solaris.
2017-10-26 20:21:30 +02:00

55 lines
1.8 KiB
C

/* solaris_support.c - emulate functions missing on Solaris
*
* Copyright (C) 2017 My Karlsson <mk@acc.umu.se>
*
* This file is part of psycopg.
*
* psycopg2 is free software: you can redistribute it and/or modify it
* under the terms of the GNU Lesser General Public License as published
* by the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* In addition, as a special exception, the copyright holders give
* permission to link this program with the OpenSSL library (or with
* modified versions of OpenSSL that use the same license as OpenSSL),
* and distribute linked combinations including the two.
*
* You must obey the GNU Lesser General Public License in all respects for
* all of the code used other than OpenSSL.
*
* psycopg2 is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public
* License for more details.
*/
#define PSYCOPG_MODULE
#include "psycopg/psycopg.h"
#include "psycopg/solaris_support.h"
#if defined(__sun) && defined(__SVR4)
/* timeradd is missing on Solaris */
void
timeradd(struct timeval *a, struct timeval *b, struct timeval *c)
{
c->tv_sec = a->tv_sec + b->tv_sec;
c->tv_usec = a->tv_usec + b->tv_usec;
if (c->tv_usec >= 1000000) {
c->tv_usec -= 1000000;
c->tv_sec += 1;
}
}
/* timersub is missing on Solaris */
void
timersub(struct timeval *a, struct timeval *b, struct timeval *c)
{
c->tv_sec = a->tv_sec - b->tv_sec;
c->tv_usec = a->tv_usec - b->tv_usec;
if (c->tv_usec < 0) {
c->tv_usec += 1000000;
c->tv_sec -= 1;
}
}
#endif /* defined(__sun) && defined(__SVR4) */