Annotation of embedaddon/sudo/src/regress/ttyname/check_ttyname.c, revision 1.1
1.1 ! misho 1: /*
! 2: * Copyright (c) 2013 Todd C. Miller <Todd.Miller@courtesan.com>
! 3: *
! 4: * Permission to use, copy, modify, and distribute this software for any
! 5: * purpose with or without fee is hereby granted, provided that the above
! 6: * copyright notice and this permission notice appear in all copies.
! 7: *
! 8: * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
! 9: * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
! 10: * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
! 11: * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
! 12: * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
! 13: * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
! 14: * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
! 15: */
! 16:
! 17: #include <config.h>
! 18:
! 19: #include <sys/types.h>
! 20: #include <stdio.h>
! 21: #ifdef STDC_HEADERS
! 22: # include <stdlib.h>
! 23: # include <stddef.h>
! 24: #else
! 25: # ifdef HAVE_STDLIB_H
! 26: # include <stdlib.h>
! 27: # endif
! 28: #endif /* STDC_HEADERS */
! 29: #ifdef HAVE_STRING_H
! 30: # if defined(HAVE_MEMORY_H) && !defined(STDC_HEADERS)
! 31: # include <memory.h>
! 32: # endif
! 33: # include <string.h>
! 34: #endif /* HAVE_STRING_H */
! 35: #ifdef HAVE_STRINGS_H
! 36: # include <strings.h>
! 37: #endif /* HAVE_STRINGS_H */
! 38: #include <unistd.h>
! 39: #include <errno.h>
! 40:
! 41: #include "missing.h"
! 42: #include "alloc.h"
! 43: #include "error.h"
! 44:
! 45: __dso_public int main(int argc, char *argv[]);
! 46:
! 47: extern char *get_process_ttyname(void);
! 48:
! 49: int
! 50: main(int argc, char *argv[])
! 51: {
! 52: char *tty_libc, *tty_sudo;
! 53: int rval = 0;
! 54:
! 55: #if !defined(HAVE_GETPROGNAME) && !defined(HAVE___PROGNAME)
! 56: setprogname(argc > 0 ? argv[0] : "check_ttyname");
! 57: #endif
! 58:
! 59: /* Lookup tty name via libc. */
! 60: if ((tty_libc = ttyname(STDIN_FILENO)) == NULL &&
! 61: (tty_libc = ttyname(STDOUT_FILENO)) == NULL &&
! 62: (tty_libc = ttyname(STDERR_FILENO)) == NULL)
! 63: tty_libc = "none";
! 64: tty_libc = estrdup(tty_libc);
! 65:
! 66: /* Lookup tty name via sudo (using kernel info if possible). */
! 67: if ((tty_sudo = get_process_ttyname()) == NULL)
! 68: tty_sudo = estrdup("none");
! 69:
! 70: if (strcmp(tty_libc, tty_sudo) == 0) {
! 71: printf("%s: OK (%s)\n", getprogname(), tty_sudo);
! 72: } else {
! 73: printf("%s: FAIL %s (sudo) vs. %s (libc)\n", getprogname(),
! 74: tty_sudo, tty_libc);
! 75: rval = 1;
! 76: }
! 77:
! 78: efree(tty_libc);
! 79: efree(tty_sudo);
! 80: exit(rval);
! 81: }
FreeBSD-CVSweb <freebsd-cvsweb@FreeBSD.org>