43 lines
878 B
C
43 lines
878 B
C
#include <errno.h>
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#include <error.h>
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#include <fcntl.h>
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#include <stdio.h>
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#include <unistd.h>
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static void do_prepare (void);
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#define PREPARE(argc, argv) do_prepare ()
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static int do_test (void);
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#define TEST_FUNCTION do_test ()
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#include <test-skeleton.c>
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static int temp_fd;
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static void
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do_prepare (void)
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{
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char *temp_file;
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temp_fd = create_temp_file ("tst-ttyname_r.", &temp_file);
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if (temp_fd == -1)
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error (1, errno, "cannot create temporary file");
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}
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static int
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do_test (void)
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{
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int ret = 0;
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char buf[sysconf (_SC_TTY_NAME_MAX) + 1];
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int res = ttyname_r (-1, buf, sizeof (buf));
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if (res != EBADF)
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{
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printf ("1st ttyname_r returned with res %d\n", res);
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ret++;
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}
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res = ttyname_r (temp_fd, buf, sizeof (buf));
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if (res != ENOTTY)
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{
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printf ("2nd ttyname_r returned with res %d\n", res);
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ret++;
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}
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return ret;
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}
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