Name
ec_vprintf — vprintf-like function that takes an output parameter and a write function
Synopsis
#include "util.h"
| int **ec_vprintf** ( | out, | |
| | writefunc, | |
| | format, | |
| | ap); | |
void * <var class="pdparam">out</var>;
ssize_t(*)() <var class="pdparam">writefunc</var>;
const char * <var class="pdparam">format</var>;
va_list <var class="pdparam">ap</var>;
Description
Note
This reference page was automatically generated from functions found in the header files in the development branch. The function described here may not exist in generally available versions of Momentum, and may change in behavior when it is generally available. Consult your vendor for definitive advice on the use of this function.
vprintf-like function that takes an output parameter and a write function.
- out
-
output object, passed as the first argument to writefunc
- writefunc
-
function used to write to the output object
- format
-
printf-style format string
- ap
-
variadic argument pointer
returns number of characters it attempted to write or -1 on error.