---
name: "cgiwrap_writevf"
section: "3"
platform: "linux"
package: "clearsilver-dev"
version: "0.10.5-6+b1"
release: "Debian 13 (Trixie)"
platforms: ["linux"]
url: "https://new.carta.tech/cgiwrap_writevf"
---

# cgiwrap\_writevf(3)

a wrapper for vprintf

## NAME

cgiwrap\_writevf  - a wrapper for vprintf

## SYNOPSIS

```
#include <cgi/cgiwrap.h>
```

```
NEOERR *cgiwrap_writevf (const char *fmt, va_list ap);
```

## ARGUMENTS

fmt - standard printf fmt string\
 ap - stdarg argument pointer

## DESCRIPTION

cgiwrap\_writevf is the formatted output command that replaces vprintf or fvprintf(stdout) in a standard CGI It is also used by cgiwrap\_writef (the actual wrapped function is a v type function)

## RETURN VALUE

None

## SEE ALSO

[**cgiwrap\_iterenv**(3)](/cgiwrap_iterenv/3.md), [**cgiwrap\_putenv**(3)](/cgiwrap_putenv/3.md), [**cgiwrap\_init\_emu**(3)](/cgiwrap_init_emu/3.md), [**cgiwrap\_writef**(3)](/cgiwrap_writef/3.md), [**cgiwrap\_init\_std**(3)](/cgiwrap_init_std/3.md), [**cgiwrap\_writevf**(3)](/cgiwrap_writevf/3.md), [**cgiwrap\_read**(3)](/cgiwrap_read/3.md), [**cgiwrap\_write**(3)](/cgiwrap_write/3.md), **cgiwrap\_getenv**