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Fix error checking on input file

This commit is contained in:
Přemysl Eric Janouch 2017-01-18 16:28:15 +01:00
parent 29c03495e6
commit 5d78d1a316
Signed by: p
GPG Key ID: B715679E3A361BE6
1 changed files with 2 additions and 2 deletions
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4
hex.c
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@ -1937,13 +1937,13 @@ main (int argc, char *argv[])
if ((input_fd = dup (STDIN_FILENO)) < 0)
exit_fatal ("cannot read input: %s", strerror (errno));
close (STDIN_FILENO);
if (open ("/dev/tty", O_RDWR))
if (open ("/dev/tty", O_RDWR) != STDIN_FILENO)
exit_fatal ("cannot open the terminal: %s", strerror (errno));
}
else if (argc == 1)
{
g_ctx.filename = xstrdup (argv[0]);
if (!(input_fd = open (argv[0], O_RDONLY)))
if ((input_fd = open (argv[0], O_RDONLY)) < 0)
exit_fatal ("cannot open `%s': %s", argv[0], strerror (errno));
}
else