kstrtobool (9) - Linux Manuals

kstrtobool: convert common user inputs into boolean values

Command to display kstrtobool manual in Linux: $ man 9 kstrtobool

NAME

kstrtobool - convert common user inputs into boolean values

SYNOPSIS

int kstrtobool(const char * s, bool * res);

ARGUMENTS

: input string

res

: result

DESCRIPTION

This routine returns 0 iff the first character is one of 'Yy1Nn0', or [oO][NnFf] for "on" and "off". Otherwise it will return -EINVAL. Value pointed to by res is updated upon finding a match.