diff options
| -rw-r--r-- | mrbgems/mruby-sprintf/src/sprintf.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/mrbgems/mruby-sprintf/src/sprintf.c b/mrbgems/mruby-sprintf/src/sprintf.c index d99d74efc..080e2549d 100644 --- a/mrbgems/mruby-sprintf/src/sprintf.c +++ b/mrbgems/mruby-sprintf/src/sprintf.c @@ -116,7 +116,6 @@ mrb_fix2binstr(mrb_state *mrb, mrb_value x, int base) #define CHECK(l) do {\ /* int cr = ENC_CODERANGE(result);*/\ - if ((l) < 0) mrb_raise(mrb, E_ARGUMENT_ERROR, "illegal specifier"); \ while ((l) >= bsiz - blen) {\ bsiz*=2;\ if (bsiz < 0) mrb_raise(mrb, E_ARGUMENT_ERROR, "too big specifier"); \ @@ -1059,6 +1058,10 @@ retry: if ((flags&FWIDTH) && need < width) need = width; need += 20; + if (need <= 0) { + mrb_raise(mrb, E_ARGUMENT_ERROR, + (width > prec ? "width too big" : "prec too big")); + } CHECK(need); n = snprintf(&buf[blen], need, fbuf, fval); |