gbuffer_vprintf()

`gbuffer_vprintf()`#

gbuffer_vprintf() appends a formatted string to a gbuffer_t * using a va_list argument list.

C

Prototype

int gbuffer_vprintf(
    gbuffer_t *gbuf,
    const char *format,
    va_list ap
);

Parameters

Key	Type	Description
`gbuf`	`gbuffer_t *`	Pointer to the `gbuffer_t *` where the formatted string will be appended.
`format`	`const char *`	Format string specifying how subsequent arguments are converted for output.
`ap`	`va_list`	Variable argument list containing the values to format and append.

Return Value

Returns the number of characters written, or a negative value if an error occurs.

Notes

If the buffer is too small, gbuffer_vprintf() attempts to reallocate it before writing.

JS

Prototype

// Not applicable in JS

Python

Prototype

# Not applicable in Python