Category : C Source Code
Archive   : Z201SRC.ZIP
Filename : NIXMODE.I

 
Output of file : NIXMODE.I contained in archive : Z201SRC.ZIP

#ifndef LINT
/* @(#) nixmode.i 1.2 88/01/24 12:48:57 */
static char modeid[]="@(#) nixmode.i 1.2 88/01/24 12:48:57";
#endif

/*
(C) Copyright 1988 Rahul Dhesi -- All rights reserved

UNIX-specific routines to get and set file attribute. These might be
usable on other systems that have the following identical things:
fileno(), fstat(), chmod(), sys/types.h and sys/stat.h.
*/

/*
Get file attributes. Currently only the lowest nine of the
**IX mode bits are used. Also we return bit 23=0 and bit 22=1,
which means use portable attribute format, and use attribute
value instead of using default at extraction time.
*/

unsigned long getfattr (f)
ZOOFILE f;
{
int fd;
struct stat buf; /* buffer to hold file information */
fd = fileno(f);
if (fstat (fd, &buf) == -1)
return (NO_FATTR); /* inaccessible -- no attributes */
else
return (unsigned long) (buf.st_mode & 0x1ffL) | (1L << 22);
}

/*
Set file attributes. Only the lowest nine bits are used.
*/

int setfattr (f, a)
char *f; /* filename */
unsigned long a; /* atributes to set */
{
return (chmod (f, (int) (a & 0x1ff)));
}