libexplain/strdup_on_error.c File Reference

#include <libexplain/ac/errno.h>
#include <libexplain/ac/string.h>
#include <libexplain/strdup.h>
#include <libexplain/output.h>

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Functions
char *	explain_strdup_on_error (const char *data)

---

Function Documentation

char* explain_strdup_on_error

(

const char *

data

)

The explain_strdup_on_error function is used to call the strdup(3) system call. On failure an explanation will be printed to stderr, obtained from the explain_strdup(3) function.

Parameters:

data	The data, exactly as to be passed to the strdup(3) system call.

Returns:

The value returned by the wrapped strdup(3) system call.

Example:

This function is intended to be used in a fashion similar to the following example:

 char *result = explain_strdup_on_error(data);
 if (!result)
 {
     ...cope with error
     ...no need to print error message
 }

Definition at line 27 of file strdup_on_error.c.