diff options
| author | Simon Glass <sjg@chromium.org> | 2016-05-14 20:02:52 (GMT) |
|---|---|---|
| committer | Simon Glass <sjg@chromium.org> | 2016-05-27 02:48:44 (GMT) |
| commit | 1fb67608b309bd7f49842fbdfb1dc2b18a250965 (patch) | |
| tree | 627c43b89177989306985f6045823f7da0e8e8db /lib | |
| parent | d0375f3cc55ce740836f9ba6fe081ed0fdc19a3c (diff) | |
| download | u-boot-1fb67608b309bd7f49842fbdfb1dc2b18a250965.tar.xz | |
tiny-printf: Tidy up a few nits
- Rename 'w' to 'width' to make it more obvious what it is used for
- Use bool and int types instead of char to avoid register-masking on
32-bit machines
Signed-off-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Stefan Roese <sr@denx.de>
Diffstat (limited to 'lib')
| -rw-r--r-- | lib/tiny-printf.c | 16 |
1 files changed, 8 insertions, 8 deletions
diff --git a/lib/tiny-printf.c b/lib/tiny-printf.c index a06abed..fbd5368 100644 --- a/lib/tiny-printf.c +++ b/lib/tiny-printf.c @@ -52,8 +52,8 @@ int vprintf(const char *fmt, va_list va) if (ch != '%') { putc(ch); } else { - char lz = 0; - char w = 0; + bool lz = false; + int width = 0; ch = *(fmt++); if (ch == '0') { @@ -62,9 +62,9 @@ int vprintf(const char *fmt, va_list va) } if (ch >= '0' && ch <= '9') { - w = 0; + width = 0; while (ch >= '0' && ch <= '9') { - w = (w * 10) + ch - '0'; + width = (width * 10) + ch - '0'; ch = *fmt++; } } @@ -73,7 +73,7 @@ int vprintf(const char *fmt, va_list va) zs = 0; switch (ch) { - case 0: + case '\0': goto abort; case 'u': case 'd': @@ -112,9 +112,9 @@ int vprintf(const char *fmt, va_list va) *bf = 0; bf = p; - while (*bf++ && w > 0) - w--; - while (w-- > 0) + while (*bf++ && width > 0) + width--; + while (width-- > 0) putc(lz ? '0' : ' '); if (p) { while ((ch = *p++)) |