Logging

bool logv(int v): Determine if log verbosity is as given

Parameters

int v: target verbositry level

Return

true if verbosity is at least v, false otherwise.

void logv_set(int v): Set log verbosity level

Parameters

int v: verbosity level

void __log(int v, char const *fmt, ...): Log a message at a given verbosity level

Parameters

int v: verbosity level
char const *fmt: format string
...: format string arguments

Description

Log a formatted message to stderr if current verbosity level is at least v.