Some formatting updates (ran the code through indent)
-Erik
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@@ -1,3 +1,4 @@
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/* vi: set sw=4 ts=4: */
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/*
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* Mini tty implementation for busybox
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*
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@@ -24,19 +25,23 @@
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#include <sys/types.h>
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static const char tty_usage[] = "tty\n\n"
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"Print the file name of the terminal connected to standard input.\n"
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"\t-s\tprint nothing, only return an exit status\n";
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"Print the file name of the terminal connected to standard input.\n"
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extern int tty_main(int argc, char **argv) {
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"\t-s\tprint nothing, only return an exit status\n";
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extern int tty_main(int argc, char **argv)
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{
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char *tty;
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if (argc > 1) {
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if (argv[1][0] != '-' || argv[1][1] != 's') usage (tty_usage);
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if (argv[1][0] != '-' || argv[1][1] != 's')
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usage(tty_usage);
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} else {
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tty = ttyname(0);
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if (tty)
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puts(tty);
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else
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puts("not a tty");
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}
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else {
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tty = ttyname (0);
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if (tty) puts (tty);
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else puts ("not a tty");
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}
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exit (isatty (0) ? TRUE : FALSE);
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exit(isatty(0) ? TRUE : FALSE);
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}
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