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Diffstat (limited to 'sprintf.c')
-rw-r--r--sprintf.c12
1 files changed, 5 insertions, 7 deletions
diff --git a/sprintf.c b/sprintf.c
index 21509eafdd..0e97955161 100644
--- a/sprintf.c
+++ b/sprintf.c
@@ -844,7 +844,7 @@ rb_str_format(int argc, const VALUE *argv, VALUE fmt)
}
else {
s = nbuf;
- if (v < 0) {
+ if (v < 0 && !(flags & FPREC0)) {
dots = 1;
}
snprintf(fbuf, sizeof(fbuf), "%%l%c", *p == 'X' ? 'x' : *p);
@@ -892,7 +892,8 @@ rb_str_format(int argc, const VALUE *argv, VALUE fmt)
tmp1 = tmp = rb_big2str0(val, base, RBIGNUM_SIGN(val));
s = RSTRING_PTR(tmp);
if (*s == '-') {
- dots = 1;
+ if (!(flags & FPREC0))
+ dots = 1;
if (base == 10) {
rb_warning("negative number for %%u specifier");
}
@@ -925,14 +926,11 @@ rb_str_format(int argc, const VALUE *argv, VALUE fmt)
}
}
if (prefix && !prefix[1]) { /* octal */
- if (dots) {
- prefix = 0;
- }
- else if (len == 1 && *s == '0') {
+ if (len == 1 && *s == '0') {
len = 0;
if (flags & FPREC) prec--;
}
- else if ((flags & FPREC) && (prec > len)) {
+ else if ((flags & FPREC) && (prec > len) && v >= 0) {
prefix = 0;
}
}