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myproxy
source
verror.h
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/*
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* verror.h
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*
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* Simple error-handling interface for MyProxy API.
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* Won't work with multi-threaded.
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*/
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#ifndef __VERROR_H
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#define __VERROR_H
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/*
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* verror_prepend_string()
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*
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* Prepend a string to the current error string. Accepts the
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* same arguments as sprintf().
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*/
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void
verror_prepend_string(
const
char
*format, ...);
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/*
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* verror_put_string()
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*
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* Add a string to the current error. Accepts the same argumnets
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* as sprintf().
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*/
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void
verror_put_string(
const
char
*format, ...);
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/*
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* verror_put_errno()
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*
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* Associate an error number with the current error.
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*/
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void
verror_put_errno(
int
error_number);
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/*
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* verror_put_value()
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*
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* Associate an arbitrary numeric value with the current error.
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*/
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void
verror_put_value(
int
value);
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/*
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* verror_is_error()
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*
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* Is there an error currently set? Returns 1 if set, 0 otherwise.
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*/
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int
verror_is_error();
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/*
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* verror_get_string()
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*
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* Return the string associated with the current error context.
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*/
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char
*verror_get_string();
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/*
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* verror_get_errno()
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*
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* Return the error number associated with the current error.
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*/
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int
verror_get_errno();
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/*
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* verror_strerror()
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*
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* Return a pointer to the error string associated with the current
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* error number or a empty string if no error number is currently
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* set. The string is statically allocated and should not be modified.
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*/
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char
*verror_strerror();
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/*
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* verror_get_value()
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*
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* Return the numeric value associated with the current error.
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*/
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int
verror_get_value();
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/*
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* verror_clear()
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*
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* Clear the current error state.
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*/
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void
verror_clear();
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/*
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* verror_print_error()
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*
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* A helper function to print both the error string and the error
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* number string.
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*/
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void
verror_print_error(FILE *stream);
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#endif
/* __VERROR_H */
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