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[PATCH] %t... in vsnprintf

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handling of %t... (ptrdiff_t) in vsnprintf

Signed-off-by: Al Viro <viro@parcelfarce.linux.theplanet.co.uk>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
This commit is contained in:
Al Viro 2005-08-23 22:48:17 +01:00 committed by Linus Torvalds
parent acd3bd82c0
commit 8032230694
1 changed files with 4 additions and 1 deletions
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5
lib/vsprintf.c
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@ -269,6 +269,7 @@ int vsnprintf(char *buf, size_t size, const char *fmt, va_list args)
int qualifier; /* 'h', 'l', or 'L' for integer fields */
/* 'z' support added 23/7/1999 S.H. */
/* 'z' changed to 'Z' --davidm 1/25/99 */
/* 't' added for ptrdiff_t */
/* Reject out-of-range values early */
if (unlikely((int) size < 0)) {
@ -339,7 +340,7 @@ int vsnprintf(char *buf, size_t size, const char *fmt, va_list args)
/* get the conversion qualifier */
qualifier = -1;
if (*fmt == 'h' || *fmt == 'l' || *fmt == 'L' ||
*fmt =='Z' || *fmt == 'z') {
*fmt =='Z' || *fmt == 'z' || *fmt == 't') {
qualifier = *fmt;
++fmt;
if (qualifier == 'l' && *fmt == 'l') {
@ -467,6 +468,8 @@ int vsnprintf(char *buf, size_t size, const char *fmt, va_list args)
num = (signed long) num;
} else if (qualifier == 'Z' || qualifier == 'z') {
num = va_arg(args, size_t);
} else if (qualifier == 't') {
num = va_arg(args, ptrdiff_t);
} else if (qualifier == 'h') {
num = (unsigned short) va_arg(args, int);
if (flags & SIGN)