+/* vi: set sw=4 ts=4: */
/*
* Mini yes implementation for busybox
*
#include "internal.h"
#include <stdio.h>
-extern int yes_main(int argc, char **argv) {
+extern int yes_main(int argc, char **argv)
+{
int i;
- if (argc == 1)
+
+ if (argc >= 2 && *argv[1] == '-') {
+ usage("yes [OPTION]... [STRING]...\n"
+#ifndef BB_FEATURE_TRIVIAL_HELP
+ "\nRepeatedly outputs a line with all specified STRING(s), or `y'.\n"
+#endif
+ );
+ }
+
+ if (argc == 1) {
while (1)
- if (puts ("y") == EOF) {
- perror ("yes");
+ if (puts("y") == EOF) {
+ perror("yes");
exit(FALSE);
}
+ }
while (1)
for (i = 1; i < argc; i++)
- if (fputs (argv[i], stdout) == EOF || putchar (i == argc - 1 ? '\n' : ' ') == EOF) {
- perror ("yes");
+ if (fputs(argv[i], stdout) == EOF
+ || putchar(i == argc - 1 ? '\n' : ' ') == EOF) {
+ perror("yes");
exit(FALSE);
}
exit(TRUE);