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419aa01123
On platforms where closefrom returns void (eg glibc>=2.34) the prototype for closefrom in its compat tests would cause compile errors. Remove this and have the tests pull in the compat headers in the same way as the main code. bz#3336.
121 lines
3.2 KiB
C
121 lines
3.2 KiB
C
/*
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* Copyright (c) 2019 Darren Tucker
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*
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* Permission to use, copy, modify, and distribute this software for any
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* purpose with or without fee is hereby granted, provided that the above
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* 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 WARRANTIES
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* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
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* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
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* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
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* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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*/
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#include "includes.h"
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#include <sys/types.h>
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#include <sys/stat.h>
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#include <errno.h>
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#include <fcntl.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <unistd.h>
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#define TMPFILE "utimensat.tmp"
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#define TMPFILE2 "utimensat.tmp2"
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#ifndef AT_SYMLINK_NOFOLLOW
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# define AT_SYMLINK_NOFOLLOW 0x80000000
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#endif
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int utimensat(int, const char *, const struct timespec[2], int);
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static void
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cleanup(void)
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{
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(void)unlink(TMPFILE);
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(void)unlink(TMPFILE2);
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}
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static void
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fail(char *msg, long expect, long got)
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{
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int saved_errno = errno;
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if (expect == got && got == 0)
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fprintf(stderr, "utimensat: %s: %s\n", msg,
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strerror(saved_errno));
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else
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fprintf(stderr, "utimensat: %s: expected %ld got %ld\n",
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msg, expect, got);
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cleanup();
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exit(1);
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}
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int
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main(void)
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{
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int fd;
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struct stat sb;
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struct timespec ts[2];
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cleanup();
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if ((fd = open(TMPFILE, O_CREAT, 0600)) == -1)
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fail("open", 0, 0);
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close(fd);
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ts[0].tv_sec = 12345678;
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ts[0].tv_nsec = 23456789;
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ts[1].tv_sec = 34567890;
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ts[1].tv_nsec = 45678901;
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if (utimensat(AT_FDCWD, TMPFILE, ts, AT_SYMLINK_NOFOLLOW) == -1)
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fail("utimensat", 0, 0);
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if (stat(TMPFILE, &sb) == -1)
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fail("stat", 0, 0 );
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if (sb.st_atime != 12345678)
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fail("st_atime", 0, 0 );
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if (sb.st_mtime != 34567890)
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fail("st_mtime", 0, 0 );
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#if 0
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/*
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* Results expected to be rounded to the nearest microsecond.
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* Depends on timestamp precision in kernel and filesystem so
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* disabled by default.
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*/
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if (sb.st_atim.tv_nsec != 23456000)
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fail("atim.tv_nsec", 23456000, sb.st_atim.tv_nsec);
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if (sb.st_mtim.tv_nsec != 45678000)
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fail("mtim.tv_nsec", 45678000, sb.st_mtim.tv_nsec);
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#endif
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/*
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* POSIX specifies that when given a symlink, AT_SYMLINK_NOFOLLOW
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* should update the symlink and not the destination. The compat
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* code doesn't have a way to do this, so where possible it fails
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* with instead of following a symlink when explicitly asked not to.
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* Here we just test that it does not update the destination.
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*/
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if (rename(TMPFILE, TMPFILE2) == -1)
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fail("rename", 0, 0);
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if (symlink(TMPFILE2, TMPFILE) == -1)
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fail("symlink", 0, 0);
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ts[0].tv_sec = 11223344;
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ts[1].tv_sec = 55667788;
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(void)utimensat(AT_FDCWD, TMPFILE, ts, AT_SYMLINK_NOFOLLOW);
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if (stat(TMPFILE2, &sb) == -1)
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fail("stat", 0, 0 );
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if (sb.st_atime == 11223344)
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fail("utimensat symlink st_atime", 0, 0 );
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if (sb.st_mtime == 55667788)
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fail("utimensat symlink st_mtime", 0, 0 );
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cleanup();
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exit(0);
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}
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