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-rw-r--r--ext/stringio/stringio.c11
1 files changed, 9 insertions, 2 deletions
diff --git a/ext/stringio/stringio.c b/ext/stringio/stringio.c
index ff2a544af6..fb2eddaa7e 100644
--- a/ext/stringio/stringio.c
+++ b/ext/stringio/stringio.c
@@ -1041,6 +1041,7 @@ static inline int
chomp_newline_width(const char *s, const char *e)
{
if (e > s && *--e == '\n') {
+ if (e > s && *--e == '\r') return 2;
return 1;
}
return 0;
@@ -1071,7 +1072,8 @@ strio_getline(struct getline_arg *arg, struct StringIO *ptr)
}
else if ((n = RSTRING_LEN(str)) == 0) {
p = s;
- while (*p == '\n') {
+ while (p[(p + 1 < e) && (*p == '\r') && 0] == '\n') {
+ p += *p == '\r';
if (++p == e) {
return Qnil;
}
@@ -1083,6 +1085,11 @@ strio_getline(struct getline_arg *arg, struct StringIO *ptr)
w = (arg->chomp ? 1 : 0);
break;
}
+ else if (*p == '\r' && p < e && p[1] == '\n') {
+ e = p + 2;
+ w = (arg->chomp ? 2 : 0);
+ break;
+ }
}
if (!w && arg->chomp) {
w = chomp_newline_width(s, e);
@@ -1092,7 +1099,7 @@ strio_getline(struct getline_arg *arg, struct StringIO *ptr)
else if (n == 1) {
if ((p = memchr(s, RSTRING_PTR(str)[0], e - s)) != 0) {
e = p + 1;
- w = (arg->chomp ? 1 : 0);
+ w = (arg->chomp ? (p > s && *(p-1) == '\r') + 1 : 0);
}
str = strio_substr(ptr, ptr->pos, e - s - w);
}