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87c456bf6f
* tests/test-binary-io.c (main): * tests/test-binary-io.sh: Remove test for SET_BINARY. * tests/test-closein.c, tests/test-fflush2.c, tests/test-ftell.c: * tests/test-ftello.c, tests/test-nonblocking-pipe-child.c: * tests/test-yesno.c: Use set_binary_mode, not SET_BINARY.
63 lines
2.1 KiB
C
63 lines
2.1 KiB
C
/* Test of yesno module.
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Copyright (C) 2007-2017 Free Software Foundation, Inc.
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 3, or (at your option)
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any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include <config.h>
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/* Specification. */
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#include "yesno.h"
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#include <stdio.h>
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#include <stdlib.h>
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#include <unistd.h>
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#include "closein.h"
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#include "binary-io.h"
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/* Test yesno. Without arguments, read one line. If first argument
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is zero, close stdin before attempting to read one line.
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Otherwise, read the number of lines specified by first
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argument. */
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int
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main (int argc, char **argv)
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{
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int i = 1;
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/* yesno recommends that all clients use close_stdin in main. */
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atexit (close_stdin);
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/* But on mingw, close_stdin leaves stdin's file descriptor at the expected
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position (i.e. where this program left off reading) only if its mode has
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been set to O_BINARY. If it has been set to O_TEXT, and the file
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descriptor is seekable, and stdin is buffered, the MSVCRT runtime ends up
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setting the file descriptor's position to the expected position _minus_
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the number of LFs not preceded by CR that were read between the expected
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position and the last filled buffer end position. (I.e. the repositioning
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from the end-of-buffer to the expected position does not work if the input
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file contains end-of-line markers in Unix convention.) */
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set_binary_mode (0, O_BINARY);
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if (1 < argc)
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i = atoi (argv[1]);
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if (!i)
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{
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i = 1;
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close (0);
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}
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while (i--)
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puts (yesno () ? "Y" : "N");
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return 0;
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}
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