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Created Feb 22, 2012
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Command-line interface to realpath(3)
#include <stdio.h>
#include <limits.h>
#include <stdlib.h>
int main (int argc, char *argv[]) {
char* instr;
char outstr[PATH_MAX];
instr = argv[1];
if (!realpath(instr, outstr)) {
printf("Usage: %s path\n", argv[0]);
return 1;
printf("%s\n", outstr);
return 0;
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