fis-gtm/sr_unix/io_init_name.c

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/****************************************************************
* *
* Copyright 2001, 2002 Sanchez Computer Associates, Inc. *
* *
* This source code contains the intellectual property *
* of its copyright holder(s), and is made available *
* under a license. If you do not know the terms of *
* the license, please stop and do not read further. *
* *
****************************************************************/
#include "mdef.h"
#include "gtm_string.h"
#include "io.h"
#include "gtm_logicals.h"
#include "gtm_unistd.h"
GBLDEF mstr sys_input;
GBLDEF mstr sys_output;
GBLDEF mstr gtm_principal;
void io_init_name(void)
{
char *temp, *c;
short i;
if (isatty(0))
{
temp = TTYNAME(0);
for(i = 1, c = temp; *c != '\0'; i++)
c++;
sys_input.addr = (char*) malloc(i);
memcpy(sys_input.addr,temp, i);
sys_input.len = i - 1;
}
else
{
sys_input.addr = "0";
sys_input.len = 1;
}
if (isatty(1))
{
temp = TTYNAME(1);
for(i = 1, c = temp; *c != '\0'; i++)
c++;
sys_output.addr = (char *)malloc(i);
memcpy(sys_output.addr,temp, i);
sys_output.len = i - 1;
} else
{
sys_output.addr = "&";
sys_output.len = 1;
}
gtm_principal.addr = GTM_PRINCIPAL;
gtm_principal.len = STR_LIT_LEN(GTM_PRINCIPAL);
return;
}