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Style, error_msg
[oweals/busybox.git]
/
coreutils
/
tty.c
diff --git
a/coreutils/tty.c
b/coreutils/tty.c
index 6f98d1b797404ce25829c19d7567a42471d85509..4510c29963ff88cfea1a13c508f0267c36066b2c 100644
(file)
--- a/
coreutils/tty.c
+++ b/
coreutils/tty.c
@@
-20,14
+20,11
@@
*
*/
*
*/
-#include "internal.h"
#include <stdio.h>
#include <stdio.h>
+#include <stdlib.h>
+#include <unistd.h>
#include <sys/types.h>
#include <sys/types.h>
-
-static const char tty_usage[] = "tty\n\n"
- "Print the file name of the terminal connected to standard input.\n\n"
- "Options:\n"
- "\t-s\tprint nothing, only return an exit status\n";
+#include "busybox.h"
extern int tty_main(int argc, char **argv)
{
extern int tty_main(int argc, char **argv)
{
@@
-35,7
+32,7
@@
extern int tty_main(int argc, char **argv)
if (argc > 1) {
if (argv[1][0] != '-' || argv[1][1] != 's')
if (argc > 1) {
if (argv[1][0] != '-' || argv[1][1] != 's')
-
usage(tty_usage
);
+
show_usage(
);
} else {
tty = ttyname(0);
if (tty)
} else {
tty = ttyname(0);
if (tty)
@@
-43,5
+40,5
@@
extern int tty_main(int argc, char **argv)
else
puts("not a tty");
}
else
puts("not a tty");
}
-
exit(isatty(0) ? TRUE : FALS
E);
+
return(isatty(0) ? EXIT_SUCCESS : EXIT_FAILUR
E);
}
}