KSTRTOBOOL(9)

NAME
kstrtobool - convert common user inputs into boolean values

SYNOPSIS

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

ARGUMENTS

s
    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.

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