busybox/coreutils/length.c

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#include "internal.h"
#include <stdlib.h>
#include <string.h>
#include <stdio.h>
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extern int
length_main(int argc, char * * argv)
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{
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if ( **(argv+1) == '-' ) {
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usage("length string\n");
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}
printf("%d\n", strlen(argv[1]));
return( TRUE);
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}