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Diffstat (limited to 'sprintf.c')
-rw-r--r--sprintf.c14
1 files changed, 8 insertions, 6 deletions
diff --git a/sprintf.c b/sprintf.c
index 190af52e86..f5e95423a1 100644
--- a/sprintf.c
+++ b/sprintf.c
@@ -404,7 +404,7 @@ rb_f_sprintf(argc, argv)
if (base == 10) {
rb_warning("negative number for %%u specifier");
}
- else {
+ else if (!(flags&FPREC)) {
strcpy(s, "..");
s += 2;
}
@@ -463,8 +463,10 @@ rb_f_sprintf(argc, argv)
remove_sign_bits(++s, base);
val = rb_str_new(0, 3+strlen(s));
t = RSTRING(val)->ptr;
- strcpy(t, "..");
- t += 2;
+ if (!(flags&FPREC)) {
+ strcpy(t, "..");
+ t += 2;
+ }
switch (base) {
case 16:
if (s[0] != 'f') strcpy(t++, "f"); break;
@@ -492,7 +494,7 @@ rb_f_sprintf(argc, argv)
}
if (prec < len) prec = len;
width -= prec;
- if (!(flags&(FZERO|FMINUS)) && s[0] != '.') {
+ if (!(flags&(FZERO|FMINUS)) && v >= 0) {
CHECK(width);
while (width-->0) {
buf[blen++] = ' ';
@@ -507,7 +509,7 @@ rb_f_sprintf(argc, argv)
if (!(flags & FMINUS)) {
char c = ' ';
- if (s[0] == '.') {
+ if (v < 0) {
c = '.';
if ((flags & FPREC) && prec > len) {
pos = blen;
@@ -524,7 +526,7 @@ rb_f_sprintf(argc, argv)
}
CHECK(prec - len);
while (len < prec--) {
- buf[blen++] = s[0]=='.'?'.':'0';
+ buf[blen++] = v < 0 ? '.' : '0';
}
PUSH(s, len);
CHECK(width);