SEI CERT C Coding Standard

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Code Block
bgColor#ffcccc
#include <fcntl.h>
#include <sys/stat.h>

int main(void) {
   char *file_name = "&#xBB;&#xA3;???&#xAB;";
   mode_t mode = S_IRUSR | S_IWUSR | S_IRGRP | S_IROTH;

   int fd = open(file_name, O_CREAT | O_EXCL | O_WRONLY, mode);
   if (fd == -1) {
      /* Handle Error */
   }
}

An implementation is free to define its own mapping of the non-"safe" characters. For example, when tested on a Red Hat Linux distribution, the following filename resulted:

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