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| author | Yukihiro Matsumoto <[email protected]> | 2012-06-23 13:51:50 +0900 |
|---|---|---|
| committer | Yukihiro Matsumoto <[email protected]> | 2012-06-23 13:51:50 +0900 |
| commit | f045e646751bfe0f399aae59746befa6384b96aa (patch) | |
| tree | f14b8e5b4525fbba488a7e1120a61d48b155da2d /src/sprintf.c | |
| parent | 1fa63930fd072847d24ffe9c20a57109c41387ec (diff) | |
| download | mruby-f045e646751bfe0f399aae59746befa6384b96aa.tar.gz mruby-f045e646751bfe0f399aae59746befa6384b96aa.zip | |
reduce calling mrb_str_new_cstr() to avoid strlen(); #301
Diffstat (limited to 'src/sprintf.c')
| -rw-r--r-- | src/sprintf.c | 10 |
1 files changed, 6 insertions, 4 deletions
diff --git a/src/sprintf.c b/src/sprintf.c index e01bf572e..56141e482 100644 --- a/src/sprintf.c +++ b/src/sprintf.c @@ -1061,6 +1061,8 @@ static void fmt_setup(char *buf, size_t size, int c, int flags, int width, int prec) { char *end = buf + size; + int n; + *buf++ = '%'; if (flags & FSHARP) *buf++ = '#'; if (flags & FPLUS) *buf++ = '+'; @@ -1069,13 +1071,13 @@ fmt_setup(char *buf, size_t size, int c, int flags, int width, int prec) if (flags & FSPACE) *buf++ = ' '; if (flags & FWIDTH) { - snprintf(buf, end - buf, "%d", width); - buf += strlen(buf); + n = snprintf(buf, end - buf, "%d", width); + buf += n; } if (flags & FPREC) { - snprintf(buf, end - buf, ".%d", prec); - buf += strlen(buf); + n = snprintf(buf, end - buf, ".%d", prec); + buf += n; } *buf++ = c; |