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Add usage() to failure to read stdin/out.

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This commit is contained in:
Con Kolivas 2011-02-21 13:29:45 +11:00
parent b06287cce5
commit 5c80a0957d
1 changed files with 2 additions and 0 deletions
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2
main.c
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@ -912,10 +912,12 @@ int main(int argc, char *argv[])
if (!FORCE_REPLACE) {
if (STDIN && isatty(fileno((FILE *)stdin))) {
print_err("Will not read stdin from a terminal. Use -f to override.\n");
usage();
exit (1);
}
if (STDIN && isatty(fileno((FILE *)stdout))) {
print_err("Will not write stdout to a terminal. Use -f to override.\n");
usage();
exit (1);
}
}