Re: [PATCH v4 10/12] string: factorize skip_spaces and export it tobe generally available

From: Jan Engelhardt
Date: Sun Nov 08 2009 - 10:54:18 EST



On Saturday 2009-11-07 16:16, Andrà Goddard Rosa wrote:

> /**
>+ * skip_spaces - Removes leading whitespace from @s.
>+ * @s: The string to be stripped.
>+ *
>+ * Returns a pointer to the first non-whitespace character in @s.
>+ */
>+const char *skip_spaces(const char *str)
>+{
>+ while (isspace(*str))
>+ ++str;
>+ return str;
>+}
>+EXPORT_SYMBOL(skip_spaces);
>+

I would make this
char *skip_spaces(const char *)

just like most of the stdc functions, so that you do not need
ugly casts like this (v) in callers of skip_spaces.

>- while (*s && isspace(*s))
>- s++;
>-
>- return s;
>+ return (char *)skip_spaces(s);
> }
> EXPORT_SYMBOL(strstrip);
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