strerrorlen_s

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Header File

string.h, stdio.h

Category

Memory and String Manipulation Routines

Prototype

size_t strerrorlen_s(errno_t errnum);

Description

Determines the size of an error message.

strerrorlen_s lets you get the length of the truncated locale-specific error message that corresponds to errnum.

Return Value

strerror_s returns the number of characters in the error message.

Example

#include <stdio.h>
#include <errno.h>
#include <string.h>
int main(void)
{
   unsigned int s1max = 100;
   char message[100];
   strerror_s(message, s1max, 3);
   printf_s("Error: %s\n", message);
   printf_s("Error number %d has %d characters.", 3, strerrorlen_s(3));
   return 0;
}

Portability

POSIX Win32 ANSI C ANSI C++

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See Also