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Turnbull China Bikeride
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Turnbull China Bikeride - Disc 2.iso
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LIB
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UNIXLIB37B
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!UnixLib37
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putenv
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1996-11-09
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56 lines
/****************************************************************************
*
* $Source: /unixb/home/unixlib/source/unixlib37/src/unix/c/RCS/putenv,v $
* $Date: 1996/05/06 09:01:35 $
* $Revision: 1.2 $
* $State: Rel $
* $Author: unixlib $
*
* $Log: putenv,v $
* Revision 1.2 1996/05/06 09:01:35 unixlib
* Updates to sources made by Nick Burrett, Peter Burwood and Simon Callan.
* Saved for 3.7a release.
*
* Revision 1.1 1996/04/19 21:35:27 simon
* Initial revision
*
***************************************************************************/
static const char rcs_id[] = "$Id: putenv,v 1.2 1996/05/06 09:01:35 unixlib Rel $";
#include <stdlib.h>
#include <string.h>
#include <sys/os.h>
#include <sys/unix.h>
#include <sys.swis.h>
int
putenv (register char *s)
{
register char *v;
int r[10];
_kernel_oserror *e;
if (!(v = strchr (s, '=')))
return (-1);
__addenv (s, 0);
*v++ = 0;
r[0] = (int) s;
r[1] = (int) v;
r[2] = strlen (v);
r[3] = 0;
r[4] = 0;
e = os_swi (OS_SetVarVal, r);
*--v = '=';
if (e)
{
__seterr (e);
return (-1);
}
return (0);
}