get_option (9) Linux Manual Page
get_option – Parse integer from an option string
Synopsis
int get_option(char **str, int *pint);Arguments
str
-
- option string
pint
- (output) integer value parsed from str
Description
Read an int from an option string; if available accept a subsequent comma as well.
Return values: 0 – no int in string 1 – int found, no subsequent comma 2 – int found including a subsequent comma 3 – hyphen found to denote a range