From 08562cb27da6a1472be15898173105b46801a73b Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Andr=C3=A9=20Goddard=20Rosa?= <andre.goddard@gmail.com> Date: Mon, 14 Dec 2009 18:00:58 -0800 Subject: vsprintf: use TOLOWER whenever possible MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit It decreases code size as well: text data bss dec hex filename 15758 0 8 15766 3d96 vsprintf.o (ex lib/lib.a-BEFORE) 15726 0 8 15734 3d76 vsprintf.o (ex lib/lib.a-TOLOWER) Signed-off-by: André Goddard Rosa <andre.goddard@gmail.com> Acked-by: Frederic Weisbecker <fweisbec@gmail.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org> --- lib/vsprintf.c | 15 +++++++-------- 1 file changed, 7 insertions(+), 8 deletions(-) diff --git a/lib/vsprintf.c b/lib/vsprintf.c index 2e1dda2b549d..cba2385a6f0b 100644 --- a/lib/vsprintf.c +++ b/lib/vsprintf.c @@ -1034,8 +1034,8 @@ precision: qualifier: /* get the conversion qualifier */ spec->qualifier = -1; - if (*fmt == 'h' || *fmt == 'l' || *fmt == 'L' || - *fmt == 'Z' || *fmt == 'z' || *fmt == 't') { + if (*fmt == 'h' || TOLOWER(*fmt) == 'l' || + TOLOWER(*fmt) == 'z' || *fmt == 't') { spec->qualifier = *fmt++; if (unlikely(spec->qualifier == *fmt)) { if (spec->qualifier == 'l') { @@ -1102,7 +1102,7 @@ qualifier: spec->type = FORMAT_TYPE_LONG; else spec->type = FORMAT_TYPE_ULONG; - } else if (spec->qualifier == 'Z' || spec->qualifier == 'z') { + } else if (TOLOWER(spec->qualifier) == 'z') { spec->type = FORMAT_TYPE_SIZE_T; } else if (spec->qualifier == 't') { spec->type = FORMAT_TYPE_PTRDIFF; @@ -1249,8 +1249,7 @@ int vsnprintf(char *buf, size_t size, const char *fmt, va_list args) if (qualifier == 'l') { long *ip = va_arg(args, long *); *ip = (str - buf); - } else if (qualifier == 'Z' || - qualifier == 'z') { + } else if (TOLOWER(qualifier) == 'z') { size_t *ip = va_arg(args, size_t *); *ip = (str - buf); } else { @@ -1540,7 +1539,7 @@ do { \ void *skip_arg; if (qualifier == 'l') skip_arg = va_arg(args, long *); - else if (qualifier == 'Z' || qualifier == 'z') + else if (TOLOWER(qualifier) == 'z') skip_arg = va_arg(args, size_t *); else skip_arg = va_arg(args, int *); @@ -1851,8 +1850,8 @@ int vsscanf(const char *buf, const char *fmt, va_list args) /* get conversion qualifier */ qualifier = -1; - if (*fmt == 'h' || *fmt == 'l' || *fmt == 'L' || - *fmt == 'Z' || *fmt == 'z') { + if (*fmt == 'h' || TOLOWER(*fmt) == 'l' || + TOLOWER(*fmt) == 'z') { qualifier = *fmt++; if (unlikely(qualifier == *fmt)) { if (qualifier == 'h') { -- cgit v1.2.3