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vsprintf: make comment about vs{n,cn,}printf more understandable

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"You probably want ... instead." sounds like a recommendation better
not to use the v... functions.

Signed-off-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>
This commit is contained in:
Uwe Kleine-König 2011-04-06 07:49:04 -07:00 committed by Jiri Kosina
parent 5a3016a615
commit ba1835eb30
1 changed files with 3 additions and 6 deletions
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9
lib/vsprintf.c
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@ -1301,8 +1301,7 @@ qualifier:
* return is greater than or equal to @size, the resulting * return is greater than or equal to @size, the resulting
* string is truncated. * string is truncated.
* *
* Call this function if you are already dealing with a va_list. * If you're not already dealing with a va_list consider using snprintf().
* You probably want snprintf() instead.
*/ */
int vsnprintf(char *buf, size_t size, const char *fmt, va_list args) int vsnprintf(char *buf, size_t size, const char *fmt, va_list args)
{ {
@ -1476,8 +1475,7 @@ EXPORT_SYMBOL(vsnprintf);
* the @buf not including the trailing '\0'. If @size is == 0 the function * the @buf not including the trailing '\0'. If @size is == 0 the function
* returns 0. * returns 0.
* *
* Call this function if you are already dealing with a va_list. * If you're not already dealing with a va_list consider using scnprintf().
* You probably want scnprintf() instead.
* *
* See the vsnprintf() documentation for format string extensions over C99. * See the vsnprintf() documentation for format string extensions over C99.
*/ */
@ -1556,8 +1554,7 @@ EXPORT_SYMBOL(scnprintf);
* into @buf. Use vsnprintf() or vscnprintf() in order to avoid * into @buf. Use vsnprintf() or vscnprintf() in order to avoid
* buffer overflows. * buffer overflows.
* *
* Call this function if you are already dealing with a va_list. * If you're not already dealing with a va_list consider using sprintf().
* You probably want sprintf() instead.
* *
* See the vsnprintf() documentation for format string extensions over C99. * See the vsnprintf() documentation for format string extensions over C99.
*/ */