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Annotation of embedaddon/sudo/src/regress/ttyname/check_ttyname.c, revision 1.1.1.2

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"
1.1.1.2 ! misho      43: #include "fatal.h"
1.1       misho      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: 
1.1.1.2 ! misho      70:     if (strcmp(tty_libc, "none") == 0) {
        !            71:        printf("%s: SKIP (%s)\n", getprogname(), tty_sudo);
        !            72:     } else if (strcmp(tty_libc, tty_sudo) == 0) {
1.1       misho      73:        printf("%s: OK (%s)\n", getprogname(), tty_sudo);
                     74:     } else {
                     75:        printf("%s: FAIL %s (sudo) vs. %s (libc)\n", getprogname(),
                     76:            tty_sudo, tty_libc);
                     77:        rval = 1;
                     78:     }
                     79: 
                     80:     efree(tty_libc);
                     81:     efree(tty_sudo);
                     82:     exit(rval);
                     83: }