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* vsnprintf.c (BSD_vfprintf): use HEXPREFIX flag for prefix of %a.

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[ruby-core:32841]

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@29531 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
This commit is contained in:
nobu 2010-10-18 18:08:58 +00:00
parent 81e40399fb
commit da55cfdf72
4 changed files with 21 additions and 8 deletions
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12
vsnprintf.c
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@ -826,8 +826,10 @@ fp_begin: _double = va_arg(ap, double);
ch = 'g';
}
if (ch == 'a' || ch == 'A') {
flags |= HEXPREFIX;
--expt;
expsize = exponent(expstr, expt, ch + 'p' - 'a');
ch += 'x' - 'a';
size = expsize + ndig;
size += 2; /* 0x */
if (ndig > 1)
@ -1037,7 +1039,8 @@ long_len:
/* prefix */
if (sign) {
PRINT(&sign, 1);
} else if (flags & HEXPREFIX) {
}
if (flags & HEXPREFIX) {
ox[0] = '0';
ox[1] = ch;
PRINT(ox, 2);
@ -1051,7 +1054,7 @@ long_len:
PAD_L(dprec - fieldsz, zeroes);
if (sign)
fieldsz--;
else if (flags & HEXPREFIX)
if (flags & HEXPREFIX)
fieldsz -= 2;
/* the string or number proper */
@ -1059,10 +1062,7 @@ long_len:
if ((flags & FPT) == 0) {
PRINT(cp, fieldsz);
} else { /* glue together f_p fragments */
if (ch == 'a' || ch == 'A') {
ox[0] = '0';
ox[1] = ch + ('x' - 'a');
PRINT(ox, 2);
if (flags & HEXPREFIX) {
if (ndig > 1 || flags & ALT) {
ox[2] = *cp++;
ox[3] = '.';