函数源码

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source File:security\apparmor\lib.c Create Date:2022-07-27 21:27:28
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/**
 * skipn_spaces - Removes leading whitespace from @str.
 * @str: The string to be stripped.
 *
 * Returns a pointer to the first non-whitespace character in @str.
 * if all whitespace will return NULL
 */
 
const char *skipn_spaces(const char *str, size_t n)
{
    for (; n && isspace(*str); --n)
        ++str;
    if (n)
        return (char *)str;
    return NULL;
}