sortix-mirror/libc/unistd/pathconf.c

36 lines
1.2 KiB
C

/*
* Copyright (c) 2013, 2015 Jonas 'Sortie' Termansen.
*
* Permission to use, copy, modify, and distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*
* unistd/pathconf.c
* Get configurable pathname variables.
*/
#include <errno.h>
#include <stdio.h>
#include <unistd.h>
long pathconf(const char* path, int name)
{
switch ( name )
{
case _PC_PATH_MAX: return -1; // Unbounded
case _PC_NAME_MAX: return -1; // Unbounded
default:
fprintf(stderr, "%s:%u warning: %s(\"%s\", %i) is unsupported\n",
__FILE__, __LINE__, __func__, path, name);
return errno = EINVAL, -1;
}
}