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ASPRINTF(3) Linux Programmer's Manual ASPRINTF(3) NAME
asprintf, vasprintf - print to allocated string SYNOPSIS
#define _GNU_SOURCE /* See feature_test_macros(7) */ #include <stdio.h> int asprintf(char **strp, const char *fmt, ...); int vasprintf(char **strp, const char *fmt, va_list ap); DESCRIPTION
The functions asprintf() and vasprintf() are analogs of sprintf(3) and vsprintf(3), except that they allocate a string large enough to hold the output including the terminating null byte ('