Mercurial > hg > toybox
diff toys/posix/printf.c @ 1767:12fa15de1cd4 draft
Fix printf bug (%.s should be %.0s not %s) reported by Isabella Parakiss.
author | Rob Landley <rob@landley.net> |
---|---|
date | Sat, 28 Mar 2015 13:22:27 -0500 |
parents | 848969327d77 |
children |
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--- a/toys/posix/printf.c Sat Mar 28 13:13:42 2015 -0500 +++ b/toys/posix/printf.c Sat Mar 28 13:22:27 2015 -0500 @@ -91,19 +91,17 @@ // Handle %escape else { char c, *end = 0, *aa, *to = toybuf; - int wp[] = {0,-1}, i; + int wp[] = {0,-1}, i = 0; // Parse width.precision between % and type indicator. *to++ = '%'; while (strchr("-+# '0", *f) && (to-toybuf)<10) *to++ = *f++; - for (i=0; i<2; i++) { + for (;;) { if (eat(&f, '*')) { if (*arg) wp[i] = atolx(*arg++); - } else while (*f >= '0' && *f <= '9') { - if (wp[i]<0) wp[i] = 0; - wp[i] = (wp[i]*10)+(*f++)-'0'; - } - if (!eat(&f, '.')) break; + } else while (*f >= '0' && *f <= '9') wp[i] = (wp[i]*10)+(*f++)-'0'; + if (i++ || !eat(&f, '.')) break; + wp[1] = 0; } c = *f++; seen = sprintf(to, "*.*%c", c);;