LCOV - GNU Libidn - gltests/test-binary-io.c

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 1  : /* Test of binary mode I/O.
 2  : Copyright (C) 2005, 2007-2020 Free Software Foundation, Inc.
 3  : 
 4  : This program is free software: you can redistribute it and/or modify
 5  : it under the terms of the GNU General Public License as published by
 6  : the Free Software Foundation; either version 3 of the License, or
 7  : (at your option) any later version.
 8  : 
 9  : This program is distributed in the hope that it will be useful,
 10  : but WITHOUT ANY WARRANTY; without even the implied warranty of
 11  : MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
 12  : GNU General Public License for more details.
 13  : 
 14  : You should have received a copy of the GNU General Public License
 15  : along with this program. If not, see <https://www.gnu.org/licenses/>. */
 16  : 
 17  : /* Written by Bruno Haible <bruno@clisp.org>, 2005. */
 18  : 
 19  : #include <config.h>
 20  : 
 21  : #include "binary-io.h"
 22  : 
 23  : #include <sys/types.h>
 24  : #include <sys/stat.h>
 25  : #include <fcntl.h>
 26  : #include <stdio.h>
 27  : #include <stdlib.h>
 28  : #include <unistd.h>
 29  : 
 30  : #include "macros.h"
 31  : 
 32  : int
 33  1 : main (int argc, char *argv[])
 34  : {
 35  : /* Test the O_BINARY macro. */
 36  : {
 37  : int fd =
 38  1 : open ("t-bin-out0.tmp", O_CREAT | O_TRUNC | O_RDWR | O_BINARY, 0600);
 39  1 : if (write (fd, "Hello\n", 6) < 0)
 40  0 : exit (1);
 41  1 : close (fd);
 42  : }
 43  : {
 44  : struct stat statbuf;
 45  1 : if (stat ("t-bin-out0.tmp", &statbuf) < 0)
 46  0 : exit (1);
 47  1 : ASSERT (statbuf.st_size == 6);
 48  : }
 49  : 
 50  1 : switch (argv[1][0])
 51  : {
 52  1 : case '1':
 53  : /* Test the set_binary_mode() function. */
 54  1 : set_binary_mode (1, O_BINARY);
 55  1 : fputs ("Hello\n", stdout);
 56  1 : break;
 57  : 
 58  0 : default:
 59  0 : break;
 60  : }
 61  : 
 62  1 : return 0;
 63  : }