mirror of
https://github.com/jart/cosmopolitan.git
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75 lines
3.1 KiB
C
75 lines
3.1 KiB
C
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/*-*- mode:c;indent-tabs-mode:nil;c-basic-offset:2;tab-width:8;coding:utf-8 -*-│
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│ vi: set et ft=c ts=2 sts=2 sw=2 fenc=utf-8 :vi │
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╞══════════════════════════════════════════════════════════════════════════════╡
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│ Copyright 2022 Justine Alexandra Roberts Tunney │
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│ │
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│ Permission to use, copy, modify, and/or distribute this software for │
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│ any purpose with or without fee is hereby granted, provided that the │
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│ above copyright notice and this permission notice appear in all copies. │
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│ │
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│ THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL │
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│ WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED │
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│ WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE │
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│ AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL │
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│ DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR │
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│ PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER │
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│ TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR │
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│ PERFORMANCE OF THIS SOFTWARE. │
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╚─────────────────────────────────────────────────────────────────────────────*/
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#include "libc/errno.h"
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#include "libc/limits.h"
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#include "libc/runtime/pathconf.h"
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#include "libc/sysv/consts/_posix.h"
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#include "libc/sysv/consts/limits.h"
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#include "libc/sysv/errfuns.h"
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long fpathconf(int fd, int name) {
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if (name == _PC_LINK_MAX)
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return _POSIX_LINK_MAX;
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if (name == _PC_MAX_CANON)
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return _POSIX_MAX_CANON;
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if (name == _PC_MAX_INPUT)
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return _POSIX_MAX_INPUT;
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if (name == _PC_NAME_MAX)
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return NAME_MAX;
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if (name == _PC_PATH_MAX)
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return PATH_MAX;
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if (name == _PC_PIPE_BUF)
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return PIPE_BUF;
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if (name == _PC_CHOWN_RESTRICTED)
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return 1;
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if (name == _PC_NO_TRUNC)
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return 1;
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if (name == _PC_VDISABLE)
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return 0;
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if (name == _PC_SYNC_IO)
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return 1;
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if (name == _PC_ASYNC_IO)
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return -1;
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if (name == _PC_PRIO_IO)
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return -1;
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if (name == _PC_SOCK_MAXBUF)
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return -1;
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if (name == _PC_FILESIZEBITS)
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return FILESIZEBITS;
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if (name == _PC_REC_INCR_XFER_SIZE)
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return 4096;
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if (name == _PC_REC_MAX_XFER_SIZE)
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return 4096;
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if (name == _PC_REC_MIN_XFER_SIZE)
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return 4096;
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if (name == _PC_REC_XFER_ALIGN)
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return 4096;
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if (name == _PC_ALLOC_SIZE_MIN)
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return 4096;
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if (name == _PC_SYMLINK_MAX)
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return -1;
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if (name == _PC_2_SYMLINKS)
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return 1;
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return einval();
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}
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long pathconf(const char *path, int name) {
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return fpathconf(-1, name);
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}
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