Error reporting

Functions
void	noise_perror (const char *s, int err)
	Prints a descriptive string for an error to stderr. More...
int	noise_strerror (int err, char *buf, size_t size)
	Gets the descriptive string for an error code. More...

Detailed Description

Function Documentation

void noise_perror	(	const char *	s,
		int	err
	)

Prints a descriptive string for an error to stderr.

Parameters

s	The extra string to display, which defines the context in which the error occurred.
err	The error code.

Definition at line 92 of file errors.c.

int noise_strerror	(	int	err,
		char *	buf,
		size_t	size
	)

Gets the descriptive string for an error code.

Parameters

err	The error code.
buf	The buffer to write the descriptive string to.
size	The size of the buffer.

Returns

Returns zero if the error string was returned or -1 if buf is NULL or size is zero.

The string may be truncated if size is not large enough. This function guarantees to NUL-terminate the returned string.

Definition at line 116 of file errors.c.