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VSPRINTF(9) Basic C Library Functions VSPRINTF(9)

NAME

vsprintf - Format a string and place it in a buffer

SYNOPSIS

int vsprintf(char * buf, const char * fmt, va_list args);

ARGUMENTS

buf
The buffer to place the result into

fmt

The format string to use

args

Arguments for the format string

DESCRIPTION

The function returns the number of characters written into buf. Use vsnprintf or vscnprintf in order to avoid buffer overflows.

If you're not already dealing with a va_list consider using sprintf.

See the vsnprintf documentation for format string extensions over C99.

COPYRIGHT

April 2019 Kernel Hackers Manual 4.9.